Title of Invention

BUILDER FOR DETERGENTS AND DETERGENT

Abstract

A detergent comprising a quaternary ammonium salt (A) of a carboxyl group- containing polymer as a builder and 1-80% by weight of water. A detergent as set forth in (B) is a compound represented by the following general formula (2): a general formula RO-[(C2H40)n. (A20)m]-(C2H40)q-(A20)rH (2) {wherein R is an aliphatic hydrocarbon group having 8 to 18 carbon atoms, A2 is an alkylene group having 3 or 4 carbon atoms, 1 is 0 or an integer of 1 to 12, m is 0 or an integer of 1 to 6, q is an integer of 1 to 16, r is 0 or an integer of 1 to 15, (m+n+q) is an integer of 1 to 30, (n+q)/(m+n+q+r) is 0.5 to 1.0, [(C2H40)n . (A20)m] represent random addition or block addition.

Full Text

FORM 2 THE PATENTS ACT, 1970 (39 Of 1970) COMPLETE SPECIFICATION (See Section 10, rule 13) BUILDER FOR DETERGENTS AND DETERGENT SANYO CHEMICAL INDUSTRIES, LTD. of T 605-0995 Jll Dl, KYOTO, JAPAN a JAPANESE National Company The following specification particularly describes the nature of the invention and the manner in which it is to be performed : - TECHNICAL FIELD The present invention concerns detergent_builders and detergents More specifically, the invention relates to detergent builders and detergents haying excellent detergency against mud dirt. BACKGROUND ART Heretofore, alkali metal salts of polyacrylic acid, polyitaconic acid, copolymers of acrylic acid and maleric acid and the like have been known as a detergent builder. In general, detergents used for clothes at home mainly contain surfactants such as alkylbenzenesulfonic acids, alkyl sulfates, fatty acid amides, alkali metal salts of inorganic acids, polyoxyalkylated higher alcohols and alkylphenols. However, the alkali_metal salts of polycarboxylic acids had a problem of having poor compatibility with surfactants, though they can improve detergency. The present inventors have made intensive studies to obtain detergents having both good compatibility with surfactants and good detergency against mud dirt and the like. As a result, they have found that the detergent builder and the detergent of the present invention are effective in these objects and have attained to the present invention. DISCLOSURE OF THE INVENTION Namely, the present invention is a detergent builder comprising an organic amine sa|t or a quaternary ammonium salt (A) of a carboxyl group- polymer; a detergent comprising the builder and a nonionic (B); and a detergent containing a nonionic surfactant (B), the nonionic surfactant (B) being prepared by adding an alkylene oxide (bl) to an aliphatic alcohol (al) and satisfying the following 1 and 2; a detergent further containing a cationic surfactant (C) and/or an organic amine salt or a quaternary ammonium salt (D) of a low monecular weight polycarboxylic acid 1 a ratio of a weight average molecular weight (Mw) to a number average molecular weight (Mn), Mw/Mn, satisfies the following relational expression (3) or (4): Mw/Mn Mw/Mn l 0) (4) { wherein v is the average addition molar number of the alkylene oxide (bl) added to 1 mole of the aliphatic alcohol (al),} 2 a distributed constant, c, calculated from the following formula (5) is 2.0 or less: c= (v+n0/n00 -1 )/[Ln(n0o/n0) + n0/n00 -1 ] (5) wherein v has the same meaning as defined in the formula (3) or (4), noo is the moler number of the aliplhatic alcohol (al) used in the reaction, and no is the molar number of the unreacted alifatic alcohol. DETAILED DISCLOSURE OF THE INVENTION Polymers having α,β~unsaturated carboxylic acids as essential constituent units can be exemplified as the carboxyl group-containing polymer in the present invention. Example of the α,β-unsaturated carboxylic acids include monocarboxylic acids (for example, (meth) acrylic acid), dicarboxylic acids (for example, maleic acid, fumaric acid, itaconic acid and citraconic acid), dicarboxylic anhydrides (for example, maleic anhydride, itaconic anhydride and citraconic anhydride) and dicarboxylic acid half esters {half esters of dicarboxylic acids and alkanols having 2of 16 carbon atoms, carbitols or cellosolves, such as maleic acid half esters (maleic acid monobutyl ester, maleic acid monoethylcarbitol ester, and the like) and fumaric acid half esters ( fumaric acid monobutyl ester, fumaric acid monoethylcarbitol ester, and the like)}, and combinations thereof. Preferred is acrylic acid. Other polymerizable monomers can be used as constituent units of the polymer. Nonlimiting examples of such additional monomers are as follows; (a) Aromatic ethylenically unsaturated monomers: styrenes such as styrene, α-methylstyrene, vinyltoluene and hydroxystyrene, halogen-substituted styrenes such as dichlorostyrene, and vinylnaphthalenes; (b) Afiphatic ethylenically unsaturated monomers having 2 to 20 carbon atoms: olefines such as ethylene, propylene, butene, isobutylene, pentene,heptene, disobutylene, octene, dodecene and octadecene; dienes such as butadiene and isoprene; (c) Alicyclic ethylenically unsaturated monomers having 5 to 15 carbon atoms: cyclopentadiene, pinene, limonene, indene, bicyclopentadiene, ethylidenenorbornene, and the like; (d) Alkyl (meth) acrylates having-an~alkyl group containing 1 to 50 carbon atoms: methyl (meth)acrylate, ethyl (meth)acrylate, propyl (meth)acrylate, butyl (meth)acrylate, 2-ethylhexyl (meth)acrylate, dodecyl (meth)acrylate, hexadecyl (meth)acrylate, heptadecyl (meth)acrylate, eicosyl (meth)acrylate, and the like; (e) Esters of ethylenically unsaturated monomers (the foregoing α,β-unsaturated carboxylic acids) having a hydroxyl group or a (poly)oxyalkylene group (a molecular weight: 44 to 2000): hydroxyalkyl (the carbon number: 2 to 6) (meth)acrylates such as hydroxyethyl (meth)acrylate and hydroxypropyl (meth)acrylate, (meth)acrylate having a (poly)oxyalklene group (a molecular weight: 44 to 2000, the carbon number of an alkylene group: 2 to 4) such as polyethylene glycol (a molecular weight: 300) mono(meth)acrylate, polypropylene glycol(a molecular weight: 500) mono(meth)acrylate, (meth)acrylate of a 10 mole ethylene oxide adduct to methyl alcohol and (meth)acrylate of a 30 mole ethylene oxide adduct to lauryl alcohol, and the esters, other than (meth)acrylate, of the foregoing a, p-unsaturated carboxylic acids corresponding to the above-exemplified (meth)acrylates; (f) Amide-containing ethylenically unsaturated monomers: (meth)acrylamide, N-methylol(meth)acrylarnide, and the like; (g) Sulfone group or sulfate group-containing monomers: solfone group-containing monomers such as vinylsulfonic acid, (meth)allysulfonic acid, 2-hydroxyl-3-(meth)aIlyloxypropanesulfonic acid, styrenesulfonic acid, a-methyistyrenesulfonic acid, sulfopropyl (meth)acrylate, 2-hydroxy-3-(meth)acryloxypropanesulfonic acid, 2- (meth)acryloylamino-2,2-dimethylethanesulfonic acid and 2-(meth)acryloyloxyethanesulfonic acid, sulfates of polyoxyalkylene mono(meth)acrylates (the oxyalkylene is an oxyalkylene having 2 to 4 carbon atoms or a mixture of two or more oxyalkylenes having 2 to 4 carbon atoms, and when being such a mixture of two or more oxyalkylenes , they may be either a random from or a block form and the addition molar number is usually 1 to 30), and the like. In the polymer, the content of the α,β-unsaturated carboxylic acid as a constituent unit is usually 50 to 100mol% preferably 70 to 100mol%. The content of the other monomers is usually 0 to 50 mol%, preferably 0 to 30 mol%. The polymer can be prepared by radical polymerization of the aforementioned monomers in which a radical polymerization initiator can be used. Assuch a radical polymerization initiator, azo compounds such as 2,2'-azobisisobutyronitrile, 2,2' -azobis(2,4-dimethylvaleronitrile), 2,2' -azobis(2-methylbutyronitrile), 2,2' -azobis(2,4,4- trimethylpentane), dimethyl 2,2'-azobis(2-methylpropionate), 2,2'-azobis[2- (hydroxymethyl)propionitrile] and l,l'-azobis (1-acetoxy-l-phenylethane); organic peroxides such as dibenzoyl peroxide, dicumyl peroxide, bis(4-t-butylcyclohexyl)peroxydicarbonate, benzoyl peroxide, lauroyl peroxide and persuccinic acid; inorganic peroxides such as persulfates, perphosphates and hydrogen peroxide; and the like can be employed. Furthermore, redox initiators composed of a combination of these radical polymerization initiators and reducing agents can be employed. Examples of the reducing agents used for the redox initiators include ascorbic acid (salt), Rongalit, phosphinic acid (salt), sulfurous acid (salt), bisulfurous acid (salt) and ferrous salt. The radical polymerization initiators may be used in combination of two or more of them. The amount of the radical polymerization initiator is usually 0.01 to 20% by weight, preferably 0.05 to 10% by weight, more preferably 0.1 to 2% by weight, based on the total weight of the α,β-unsaturated carboxylic acid and/or other monomers. In the radical polymerization of the foregoing monomers, chain-transfer agents can be used. As such chain-transfer agents, for example, laurylmercaptan, thioglycolic acid, mercaptoethanol, triethylene glycol dimercaptan and the like can be used. The amount of the chain-transfer agent is usually 0.01 mol% to 10 mol% preferably 0.05 mol% to 3 mol%,based on the total molar number of the a,p-unsaturated carboxylic acid and/or other monomers. Furthermore, the radical polymerization may be carried out in any one method of bulk polymerization, emulsion polymerization, suspension polymerization and solution polymerization. Preferred is the solution polymerization. In addition, the polymerization temperature is_50_to, 3000C„ preferably 60 to 250°C. The polymerization temperature in the solution polymerization may be any temperatures either of upto or down to the boiling point of the polymerization solvent. Preferred are temperatures of not lower than the boiling point of the polymerization solvent, the "boiling point! used herein means a boiling point under the atmospheric pressure. The number average molecular weight Mn of the polymer determined by gel permeation chromatography (hereinafter, abbreviated as GPC) is usually 1,000 to 100,000 preferably 3,000 to 30,000. The weight average molecular weight Mw by GPC is usually 1,100 to 110,000, preferably 3,300 to 33,000. The acid value of the polymer is usually 200 to 1,400, preferably 300 to 1,000. Example of the organic amines used for making organic amine salts of the polymer include aliphatic amines, alicyclic amines, heterocyclic.amines or alkanolamines, or their alkylene oxide adducts. Example of the aliphatic amines include mono-, di-and trialkylamines having an alkyl group containing 1 to 18 carbon atoms such as hexylamine, octylamine, methylhexylamine, methyloctylamine, dimethylljgxylamine, dimethyloctylamine, dimethyllaurylamine and dimetylcetylamine. The alicyclic amines may be, for example, cycloalkylamines having a cycloalkyl group containing 4 to 12 carbonatoms such as cyclobutylamine, cyclohexylamine, cyclopentylamine, cyclooctylamine, N-methylcyclohexylamine and N-ethylcyclohexylamine, and their alkyl( the carbon number; 1 to 6)-substituted products. .Example of the heterocyclic amines include ones having 4 to 10 carbon atoms such as morpholine. The alkanolamines may be, for example, mono-, di-and trihydroxylalkylamines having a hydroxyalkyl group containing 2 to 8 carbon atoms such as monoethanolamine, diethanolamine and triethanolamine. Example of the alkylene oxides for forming alkylene oxide adducts of these amines include ethylene oxide, propylene oxide, propylene oxide and butylene oxide. Preferred is ethylene oxide. The addition moler number of the alkylene oxide is usually 1 to 5 moles, preferably 1 to 2 moles, per active hydrogen. Example of the alkylene oxide adducts include dihydroxyethylhexylamine and hydroxyethylmethylhexylamine. As for the quarternary ammonium salts of the polymer, examples of the quarternary ammonium cations include tetraalkylammoniums having alkyl groups containig 1 to 18 carbon atoms such as trimethyloctyiammonium, tributyl octylammonium, trimethyldecylammonium, trimethyltertradecylammonium, trimethylcetylammonium and monomethyltrioctylarnmonium; cycloalkyldialkylammoniums having a cycloalkyl group containing 4 to 12 carbon atoms and alkyl groups containing 1 to 6 carbon atoms such as N,N-dimethylcyclohexylammonium and N,N-diethylcyclohexylammonium; and trihydroxyalkylalkylammoniums having hydroxyalkyl jgroups containing 2 to 8 carbon atoms and an alkyl group containing 1 to 6 carbon atoms such as trihydroxyethylhexylammonium. Among these salts (A), preferred are salts which are derived from aliphatic or alicyclic amines or their alkylene oxide adducts, and more preferred are their quaternary ammonium salts. Still more preferred are salts having a quaternary ammonium cation containing an alkyl group with 2 to 12 carbon atoms. And especially preferred are triethylmethylammonium salts, triethyloctylammonium salts, trimethyldecylammonium salts, trimethylhexylammonium salts and trimethyloctylammonium salts. The organic amine salts of the polymer can be synthesized by neutralizing the polymer with the -. organic amine. The neutralization can be carried out in a solution using a solvent. Examples of the solvent include water, alcohols (methanol, ethanol, isopropylalcohol, etc.), ketones (acetone, methyl isobutyl ketone, etc.), ethers (diethyl ether, tetrahydrofuran, etc.), aliphatic hydrocarbons (hexane, heptane, etc.), aromatic hydrocarbons (toluene, xylene, etc.), and their mixtures. When a nonionic surfactant (B) is used, the nonionic surfactant (B) may be mixed after neutralizing the polymer with the organic amine. Alternatively, the nonionic surfactant (B) may also be mixed with the polymer, followed by neutralization with the organic amine. The neutralization degree is usually 30 to 100%, preferably 60 to 100%. The quarternary ammonium salts of the polymer can be prepared by conventional methods such as one in which a tertiary amine is reacted with an alkyl halide or aryl halide (for example, halides having 1 to 10 carbon atoms such as methyl chloride, ethyl bromide and bromobenzene) to form a quaternary ammonium halide, subsequently the resulting halide is reacted with an alkali hydroxide (for example, sodium hydroxide and potassium hydroxide) to afford a quaternary ammonium salt hydroxide, and finally the polymer is neutralized with the resulting hydroxide; and one in which a tertiary amine is reacted with a dialkyl (the carbon number: 1 to 6) carbonate (for example, dimethyl carbonate and diethyl carbonate) to form a quaternary ammonium carbonate, with which the polymer is then anion exchanged. The neutralization or anion exchange can be carried out in a solution using a solvent similar to one used for the neutralization of the organic amine.Furthermore, when a nonionic surfactant is used, it may be mixed either before or after the neutralization or-anion exchanger concrete example of a method for anion exchanging the polymer with the quaternary ammonium carbonate is as follows. For example, in the case of a salt of polyacrylic acid and trimethyloctylammonium, 1 mole of dimethyloctylamine, lmole or more of dimethyl carbonate and methanol are charged into a pressure vessel and a reaction is carried out at an elevated pressure of about 5 kg/cm2 at about 120°C to obtain a methanol solution of trimethyloctylammonium carbonate. Subsequently, the methanol solution of trimethyloctylammonium carbonate is added slowly to an aqueous solution of polyacrylic acid at 80 to 90°C. Evaporation of the generating carbon dioxide and methanol affords an aqueous solution of a trimethyloctylammonium salt of polyacrylic acid. The degree of the neutralization or anion exchange is usually 30 to 100%, preferably 60 to 100%. The solubility parameter (hereinafter, referred to as SP value) of the organic amine salts or quaternary ammonium salts (A) of the polymer is usually 8.0 to 12.0, preferably 8.5 to 11.5, in view of their solubility to detergents. When it ranges from 8.0 to 12.0, detergency becomes better and dissolution stability of the salts in detergents becomes better. The SP value can be representedby the general formula (6): a general formula 8 = (AH/V)1/2 (6) wherein in the formula (6), 5 is a SP value, A H is a molar heat of vaporization (cal), and V is a molar volume (cm ). The SP value can be calculated from the sum (AH) of the molar heat of vaporization (Aei ) of atomic groups and the sum (V) of the molar volume (ΔV1 ) of the atomic groups described in "POLYMER ENGINEERING AND FEBRUARY, 1974, Vol. 14, No. 2, ROBERS F. FEDORS, (pp,151-153)". The detergent of the present invention comprises a detergent builder comprising the organic salt or the quaternary ammonium salt (A) of the polymer and a nonionic surfactant (B). The nonionic surfactant (B) may be, for example, an alkylene oxide addition-type nonionic surfactant (b-1) and an polyhydric alcohol-type nonionic surfactant (b-2). Example of (b-1) include alkylene (the carbon number: 2 to 4) oxide adducts (the addition molar number per active hydrogen: 1 to 30) of higher alcohols (the carbon number: 8 to 18), ethylene oxide adducts (the addition molar number per active hydrogen: 1 to 30) of alkyl (the carbon number: 1 to 12), phenols ethylene oxide adducts (the addition molar number per active hydrogen: 1 to 30) of fatty acids (the carbon number : 8 to 18), ethylene oxide adducts (the addition molar number per active hydrogen: 1 to 50) of polypropylene glycol (a molecular weight: 200 to 4000), and ethylene oxide adducts (the addition molar number per active hydrogen : 1 to 30) of fatty acid (the carbon number: 8 to 24) esters of polyhydric (di-to octavalent, or more) alcohols such as polyoxyethylene (the addition molar number per active hydrogen: 1 to 30) alkyl (the carbon number: 1 to 20) allyl ether, ethylene oxide adducts (the addition molar number: 1 to 30) of sorbitan monolaurate and ethylene oxide adducts (the addition molar number: 1 to 30) of sorbitan monooleate. Examples of (b-2) include fatty acid (the carbon number: 8 to 24) esters of polyhydric (di-to octavalent, or more) alcohols (the carbon number: 2 to 30) such as glycerin monostearate, glycerin monooleate, sorbitan monolaurate and sorbitan monooleate, and fatty acid alkanolamides such as lauric acid monomethanolamide and lauric acid diethanolamide. Among these,preferred is (b-1), and more preferred are compounds represented by the following general formula (1), and especially preferred are compounds represented by the following general formula (2). RO-(A10)p-H (1) RO-[(C2H40)n (A20)m]-(C2H40)q-(A20)r -H (2) In the general formula (1) or (2), R is an aliphatic hydrocarbon group having 8 to 18 carbon atoms, preferably an aliphatic hydrocarbon group having 10 to 18 carbon atoms. When the number of carbon atoms ranges from 8 to 18, better detergency can be achieved. Concretely, there can be exemplified saturated aliphatic hydrocarbon groups such as an octyl group, a 2-ethylhexyl groups, a decyl groups, a lauryl groups, a myristyl group, palmityl group, a stearyl group and a 1,1-dimethyloctl group;unsaturated aliphatic hydrocarbon groups (alkenyl groups, alkadienyl groups, alkatrienyl groups and alkapolyenyl groups) such as an octenyl group, a decenyl group, a decenyl group, a dodecenyl group, a tridecenyl group, a pentadecenyl group, an oleyl group and a linoleyl group; and cyclic aliphatic hydrocarbon groups such as an ethylcyclohexyl group, a propylcyclohexyl group, an octylcyclohexyl group and a nonylcyclohexyl group. These aliphatic hydrocarbon groups may be either linear or branched. In the general formula (1), A1 represents an alkylene group having 2 to 4 carbon atoms. Concretely, an ethylene group, a propylene group and a butylene group can be exemplified. In the case where there are two or more (A1 O) units, they may be present in any mode of homo, random and block modes. In addition, p is an integer of 1 to 30, preferably 6 to 20. When p ranges 1 to 30, better detergency can be obtained. .In the general formula (2), A2 is an alkylene group having 3 or 4 carbon atoms, and n is 0 or an integer of 1 to 12, preferably 1 to 10. Furthermore, q is integer of 1 to 16, preferably 2 to 12. When n is 0 or ranges from 1 to 8, and when q ranges from 1 to 16, better detergency can be attained. Furthermore, m is 0 or an integer of 1 to 6, preferably 1 to 4, and r is 0 or an integer of 1 to 15, preferably 1 to 8. When m is 0 or ranges from 1 to 6, when r is 0 or ranges from 1 to 15, better fluidness of the detergent can be afforded. Furthermore, (m+n+q) is an integer of 1 to 30, preferably 6 to 20. When (m+n+q) ranges 1 to 30, better detergency can be provided. Furthermore, (n+q)/(m+n+q+r) is 0.5 to 1.0, preferably 0.7 to 0.9. When it ranges 0.5 to 1.0, better detergency can be obtained. Among the compounds represented by the general formula (2), especially preferred are ones which are produced by adding the alkylene oxide (bl)to the aliphatic alcohol (al), have a (Mw/Mn) ratio calculated from the weight average molecular weight (Mw) and the number average molecular weight (Mn) satisfying the following relational expression (3) or (4), and simultaneously have a distributed constant, c, calcutaed from the following general formula (5), of 2.0 or less: Mw/Mn Mw/Mn 10) (4) wherein in the expressions (3) and (4), v is the average addition molar number of the alkylene oxide (bl) added to 1 mole of the aliphatic alcohol (al). Ln(v) isa natural logarithm of v. As the aliphatic alcohol (al), alcohols having an aliphatic hydrocarbon group containing 8 to 18 carbon atoms can be employed. Preferred as al are alcohols having an aliphatic hydrocarbon group containing 10 to 18 carbons atoms. Concretely, the alcohols having the aliphatic hydrocarbon group exemplified in the explanation on R in the general formula (1) or (2) can be listed. As the alkylene oxide (bl), ethylene oxide, propylene oxide and butylene oxide can be used. Their addition mode may be any one of homo, random and block modes and combination thereof. c= (v+n0/n0o -1 )/[Ln(n0o/n0) + n0/n0o -1 ] (5) In the formula (5), v has the same meaning as defined in the formula (3) or (4), noo is the molar number of the aliphatic alcohol (al) used in the reaction, and no is the molar number of the unreacted aliphatic alcohol (al). More preferably, c is 1.0 is 1.0 or less. When c is 2.0 or less, the content of the unreacted aliphatic alcohol becomes extremely little, so that better surface activity can be achieved. The aforementioned alkylene oxide addition-type nonionic surfactant (b-1) can be prepared using a conventional alkylene oxide addition reaction. Namely, it can be produced by adding ethylene oxide, propylene oxide and butylene oxide to alcohol at 70 to 200°C in the presence of a reaction catalyst in a specific addition mode. For example, it can be produced by adding an alkali catalyst (for example, KOH) or an acid catalyst (for example, BF3) to a higher alcohol having 8 to 18 carbon atoms, subsequently subjecting a mixture of ethylene oxide and propylene oxide to random-addition under an nitrogen atmosphere, next subjecting ethylene oxide to block-addition and subsequently subjecting propylene oxide to block-addition. As the aliphatic hydrocarbon alcohol having 8 to 18 carbon atoms, saturated or unsaturated, primary, secondary or tertiary alcohols can be employed. Among these, preferred are saturated aliphatic primary alcohols. The preferable number of carbon atoms is 10 to 18. The aliphatic hydrocarbon alcohols may be used either alone or a mixture of two or more of them. Specific examples of the saturated aliphatic primary alcohols include decyl alcohol, lauryl alcohol, stearyl alcohol, alcohols synthesized using a Ziegler catalyst [for example, ALFOL 1214 (the commercial name), produced by CONDEA, etc.], and alcohols prepared by an oxo synthesis [for example, Dobanol 23, 25, and 45 (the commercial names), produced by Mitsubishi Petrochemical Co., Ltd., Tridecanol (produced by Kyowa Hakko Kogyo Co., Ltd., Oxocol 1213, 1215 and 1415 (manufactured by Nissan Chemical Co., Ltd.) and Diadol 115-L, 115H and 135 (manufactured by Mitsubishi Chemical Corp.) Examples of the saturated aliphatic secondary alcohols include ones which are obtained by the oxidation method using n-paraffin as a raw material, ones described in Oil Chemistry, Vol.21, No.5, pp.233-242 (1972), etc. Example of the unsaturated aliphatic alcohols include oleyl alcohol, alcohols prepared by the reduction method [for example, Hicol 40 and 60 (commercial name, produced by Kyowa Oil & Fat Co., Ltd.), Angecol 50A (manufactured by Shin_Nippon Rika Co., Ltd.) As a method for producing the compound which satisfies the foregoing formula (3) or (4) and has a distributed constant, c, calculated from the aforementioned formula (5) of 2.0 or less, there can be exemplified CD a method in which an alkylene oxide is added to an aliphatic alcohol using a catalyst which can achieve a narrower molecular weight distribution than that can be afforded by conventional catalyst (for example, hydroxides or carbonates of alkali metals such as lithium, sodium, potassium and cesium, or basic catalyst such as amine compounds) and 2 a method in which 1 to 3 mole of alkylene oxide is added to an aliphatic alcohol using a conventional catalyst, subsequently the unreacted alcohol is removed by, for example, distillation, and thereafter an alkylene oxide is added using a conventional catalyst. Preferred is the method of®. The catalyst which can narrow the molecular weight distribution may be a catalyst selected from calcined magnesium oxide-containing compounds (JP-A 1-164437), calcined hydrotalcite (JP-A 2-71841), perchlorates (USP 4,112,231), perhalogenic acids (salts), sulfuric acid (salt), nitric acid (salt) and di-or trivalent metal alkolates, etc. The cationic surfactant (C) may be quaternary ammonium salt-type or amine-salt type cationic surfactants, etc. As the quaternary ammonium salt-type cationic surfactant, compounds which can be obtained by a reaction of a tertiary amine with a quaternarizing agent (alkyl halides such as methyl chloride, methyl bromide, ethyl chloride and benzyl chloride, dimethyl sulfate, dimethyl carbonate, ethylene oxide, etc.) can be employed. Examples thereof include lauryltrimethylammonium chloride, didecyldimethylammonium chloride, dioctyldimethylammonium bromide, stearyltrimethylammonium bromide, lauryldimethylbenzylammomum chloride (benzalkonium chloride), cetylpyridinium chloride, polyoxyethylenetrimethylammonium chloride, stearamidethyldiethylmethylammoniummethosulfate. As the amine salt-type cationic surfactant, compounds which can be obtained, for example, by neutralizing a primary, secondary or tertiary amine with an inorganic acid (hydrochloric acid, nitric acid, sulfuric acid, hydriodic acid, etc.) or an organic acid (acetic acid, formic acid, oxalic acid, lactic acid, gluconic acid, adipic acid, alkylphosphoric acid, etc.). Examples of the primary amine salt type include inorganic acid salts of aliphatic higher amines (higher amine such as laurylamine, stearylamine, cetylamine, hardened beef tallow amine and rosin amine); higher fatty acid (stearic acid, oleic acid, etc.) salts of lower amines, etc. Examples of the secondary amine salt type include inorganic acid salts or organic acid salts of ethylene oxide adducts of aliphatic amines. Example of the tertiary amine salts type include inorganic acid salts or organic acid salts of aliphatic amines (triethylamine, ethyldimethylamine N,N,N',N'-tetramethylethylenediamine, etc.), alicyclic amines (n-methylpyrrolidine, N-methylpiperidine, N-methylhexamethylene imine, N-methylmorpholine, l,8-diazabicyclo(5,4,0)-7 undecene, etc.) and nitrogen-containing heterocyclic aromatic amines (4-dimethylaminopyridine, N-methylimidazole, 4,4'-dipyridyl, etc.); inorganic acid salts or organic acid salts of tertiary amines such as triethanolamine monostearate, stearamidethyldiethylmethylethanolamine, and the like. As the cationic surfactant (C), one or a mixture of two or more of these compounds can be used. Preferred are one or more compounds selected from the group consisting of the compounds represented by the formula (6) to (9). (6) (7) (8) (9) In the formulas (6) to (9), R1, R2 and R3 represent a hydrogen atom, or an alkyl, alkenyl or β-hydroxyalkyl group having 1 to 24 carbon atoms, and preferably an alkyl group or an alkenyl group having 1 to 18 carbon atoms. Concretely, examples of the alkyl group include a methyl group, an ethyl group, a propyl group, a hexyl group, an octyl group, a 2-ethylhexyl group, a nonyl group, an isononyl group, a decyl group, an isodecyl group, an undecyl group, an isoundecyl group, a dodecyl group, an isododecyl group, a tridecyl group, an isotridecyl group, a tetradecyl group, an isotetradecyl group, a pentadecyl group, an isopentadecyl group, a hexadecyl group, an isohexadecyl group, an octadecyl group and an isooctadecyl group. Examples of the alkenyl group include an octenyl group, a decenyl group, a dodeccnyi group, a tetradeceuyl group, a hexadeceuyl group and an octadecenyl group. Examples of the P-hydroxyalkyl group include a 2-hydroxyethyl group, a 2-hydroxypropyl group and a 2-hydroxybutyl group. R4 and R5 may be an alkyl or hydroxyalkyl group having 1 to 24 carbon atoms, a benzyl group or a group represented by the formula: -(A'10)n -Z {A1 is an alkylene group having 2 to 4 carbon atoms (for example, an ethylene group, a propylene group and a butylene group), Z is a hydrogen atom or acyl group, n is an integer of 1 to 50, preferably an integer of 5 to 30}, and preferably are an alkyl group having 1 to 4 carbon atoms or a benzyl group. Concretely, an ethyl group, a methyl group, a propyl group, an isopropyl group, a butyl group, an isobutyl group and a sec-butyl group can be exemplified. R6 is an alkyl, alkenyl or P-hydroxyalkyl group having 1 to 36 carbon atoms,and preferably an alkyl or alkenyl group having 8 to 24 carbon atoms. Concretely, an eicosyl group, an isoeicosyl group and an eicosenly can be exemplified in addition to the groups listed for R1 R2 and R3. Y is alkyl, alkenyl or p-hydroxyalkyl group having 1 to 36 carbon atoms, a group represented by the formula: R4CO2CH2 - (R4 is the same as the previous one), or a group represented by the formula R4 OCH2 - (R4 is the same as the previous one), and preferably an alkyl or alkenyl group having 1 to 18 carbon atoms. Concretely, Y may be the same groups as R1, R2 and R3. X" is an counter anion and may be one or more sorts of anion selected from the group consisting of halogen ions (F C1*, Br" and I"), a hydroxy ion, a carbonic acid ester ion or sulfuric acid ester ion having an alkyl group containing 1 to 24 carbon atoms, and a carboxylate and sulfonate ions having an alkyl or alkenyl group containing 1 to 4 carbon atoms. The compounds represented by the formula (6) can be obtained by ® a method in which a primary amine having an alkyl, alkenyl or p-hydroxyalkyl group having to 24 carbon atoms such as laurylarnine and stearylamine, a secondary amine having an alkyl, alkenyl or p-hydroxyalkyl group having 1 to 24 carbon atoms such as dilaurylamine and distearylamine, or a tertiary amine having an alkyl, alkenyl or (P-hydroxyalkyl group having 1 to 24 carbon atoms such as trimethylamine, lauryldimethylamine and dimethylstearylarnine is neutralized with a halogenic acid such as hydrochloric acid, hydrobromic acid and hydroiodic acid or a carboxylic acid having 1 to 24 carbon atoms such as formic acid, acetic acid, propionic acid, lauric acid and stearic acid, or the like. They can also be obtained by 2 a method in which a tertiary amine having an alkyl, alkenyl or p-hydroxyalkyl group having lto 24 carbon atoms such as trimethylamine, lauryldimethylamine and dimethylstearylamine and an alkylating agent such as methyl chloride, benzyl chloride, dimethyl carbonate, diethyl carbonate and dimethyl sulfate are heated and reacted under pressure They can also be obtained by 3 a method in which a tertiary amine, which has been obtained by adding ethylene oxide, in the presence of alkali, to a primary amine having an alkyl, alkenyl or p-hydroxyalkyl group having 1 to 24 carbon atoms such as laurylamine and stearylamine or a secondary amine having an alkyl, alkenyl or β-hydroxyalkyl group having 1 to 24 carbon atoms such as dilaurylamine and distearylamine, is neutralized with a halogenic acid such as hydrochloric acid, hydrobromic acid and hydroiodic acid or a carboxylic acid having 1 to 24 carbon atoms such as formic acid, acetic acid, propionic acid, lauric acid and stearic acid. The compounds represented by the formula (7) can be obtained, for example, by a method in which pyridine and an alkylating agent having 1 to 24 carbon atoms such as methyl chloride, octyl chloride, stearyl chloride, oleyl bromide and hydroxyethyl bromide are heated and reacted under pressure. The compounds represented by the formula (8) can be obtained by, for example, a method in which a fatty acid having 1 to 36 carbon atoms such as lauric acid and stearic acid and triethanolamine are heated and condensed to yield an ester-type tertiary amine, and this resulting amine is subsequently neutralized with an acid such as hydrochloric acid and acetic acid, a method in which the foregoing ester-type tertiary amine is heated and reacted under pressure with methyl chloride, dimethyl carbonate and dimethyl sulfate. The compounds represented by the formula (9) can be obtained by, for example, a method in which an amide-type tertiary amine obtained by heating and condensing a fatty acid having 1 to 36 carbon atoms such as lauric acid and stearic acid, and N,N- diethylethylenediamine is neutralized with an acid such as hydrochloric acid and acetic acid, a method in which the foregoing amide-type tertiary amine is heated and reacted under pressure with methyl chloride, dimethyl carbonate and dimethyl sulfate. The replacement of the counter ion X" in the formulas (6) to (9) with a hydroxy ion can be carried out by preparing a compound containing a halogen ion as X' and heating it after adding silver hydroxide thereto. 'The low molecular weight polycarboxylic acid which constitutes an organic amine salt or a quaternary ammonium salt (D) of a low molecular weight polycarboxylic acid may be an aliphatic polycarboxylic acid or an aromatic polycarboxylic acid having usually a molecular weight of 700 or less, preferably a molecular weight of 500 or less, and usualy from two to eight carboxyl groups in the molecule. The carboxylic acid can have hydroxyl group or amino group other than carboxyl group. Examples of the carboxylic acid include oxalic, malonic, succinic, butanetricarboxylic, adipic, maleic, fumaric, itaconic, aconitic, phthalic, trimellitic, citric, malic, ethylenediaminetetraacetic (EDT A), nitrilotriacetic (NT A) and aspartic acids. Examples of the organic amines used for making organic amine salts of the low molecular weight polycarboxylic acid include the foregoing aliphatic amines, alicyclic amines, heterocyclic amines or alkanolamines, or their alkylene oxide adducts. As for the quaternary ammonium salt (D) of the low molecular weight polycarboxylic acid, the quaternary ammonium cation, e.g. is the foregoing quaternary ammonium cation. In the present invention, the content of (A) in the detergent is usually 0 or 1 to 30% by weight, preferably 0 or 2 to 20% by weight, and more preferably 0 or 3 to 15% by weight, based on the whole weight of the detergent. The content of (B) based on the whole weight of the detergent is usually 10 to 95% by weight, preferably 20 to 80% by weight, more preferably 30 to 60% by weight. As for the content of (B), the content of the compound represented by the general formula (1) or (2) is preferably 85% by weight or more based on the content of (B). More preferably, the content of the compound represented by the general formula (2) is 85% by weight or more based on the content of (B). And especially preferably, the content of the compound represented by the general formula (2) which satisfies the relational expression (3) or (4) and has a distribution constant, c, calculated from the general formula (5) of 2.0 or less is 85% by weight or more based on the whole content of(B). The content of (C) based on the whole weight of the detergent is usually 0 or 0.01 to 10% by weight, preferably 0 or 0.05 to 5% by weight. The content of (D) based on the whole weight of the detergent is usually 0 or 0.1 to 20% by weight, preferably O or 1 to 15% by weight. The content of water based on the whole weight of the detergent is usually 2 to 80% by weight, preferably 10 to 60% by weight. Furthermore, other ingredients may be contained, in addition to (A), (B) and (C), in a content of 0 to 50% by weight based on the whole weight of the detergent, if necessary. As such additional ingredients, there can be contained O to 15% by weight of anionic surfactants { alkyl (the carbon number: 1 to 20) ether sulfates, sulfated or carboxymethylated products of ethylene oxide adducts (the addition molar number: 1 to 30) of aliphatic (the carbon number: 1 to 20) alcohols, etc.}, 0 to 5% by weight of other builders (alkali builders such as sodium hydroxide, soda ash, ammonia, triethanolamine and sodium tripolyphosphate), O to 5% by weight of fluorescents, bleaching agents, softening agents, enzymes, bactericides , perfumes, colorants, etc., 0 to 20% by weight of hydrophilic solvents (methanol, ethanol, isopropyl alcohol, ethylene glycol, propylene glycol, etc.), O to 5% by weight of antifoaming agents (silicon-based antifoaming agents, Pluronic-type or polyoxyalkylene-based antifoaming agents, mineral oil-based antifoaming agents, etc.) The detergent of the present invention is especially useful for washing natural fibers, chemical or synthetic fibers and their mixed spinning cross-knitted-woven fibers. Examples of the natural fibers include cotton, hemp and wool. Examples of the chemical or synthetic fibers include regenerated cellulose fibers such as rayon fiber and acetate fiber, synthetic fibers such as polyester fiber, polyamide fiber, acrylic fiber and spandex fiber. Examples of the mixed spinning cross-knitted-woven fibers include ones made of cotton or hemp and other fibers (wool, polyester fiber, polyamide fiber, acrylic fiber, etc.), ones made of wool and other fibers (polyester fiber, polyamide fiber, acrylic fiber, etc.), ones made of polyester fiber and other fibers (rayon fiber, acetate fiber, polyamide fiber, acrylic fibers, spandex fiber, etc.), ones made of polyamide fiber and other fibers (rayon fiber, acetate fiber, acrylic fiber, spandex fiber, etc.) Th dtetergent of the present invention is usually used in a concentration ranging from 0.001 g/L td 5 g/L. The bath ratio is not particularly limited, but it is usually 1 :4 to 1 :40, preferably 1 :6 to 1:30. The washing temperature can be arbitrarily selected depending upon the kind of the fiber to be applied, but it is usually 5 to 80°C, preferably 20 to 50oC. The detergent of the present invention can be used not only as a detergent for clothes but also as one for industrial use, for example, a scouring agent for fibers and a soaping agent. In washing using the detergent of the present invention, a washing manner is not particularly limited. In home use, it can be used in laundering either by hand or by a washer . In industrial use, it can be applied to a batch treatment using a jet dyeing machine, a continuous treatment using a continuous scouring machine, or the like. Particularly, that is suitable for washing using a washer having a system which provides less damage to the laundry such as a centrifugal force washing system or the like. The centrifugal force washing system is a novel washing system in which a stream of water is caused by a ."centrifugal force" generated by the rotation of a tub of a washer, and the dirt is washed off by force of water passing through the laundry. For example, the centrifugal washer NA-800P manufactured by Matsushita Electric Industrial Co., Ltd. can be applied. BEST MODE FOR CARRYING OUT INVENTION The following examples explain the present invention in detail, but the invention is not limited thereto. Parts and % mean parts by weight and % by weight, respectively. The conditions for measuring the molecular weight of the carboxyl group-containing polymer by GPC are as follows: Machine: Waters 510 (manufactured by Japan Waters Limited) Column: TSK gel G5000pwXL TSK gel G5000pwXL (both manufactured by Tosoh Corporation) Column temperature: 40° C Detector: RI Solvent: 0.5% aqueous sodium acetate..water/methanol (volume ratio:70/30) Flow rate: 1.0 ml/min Sample concentration: 0.25% Injection volume: 200µl Standard: polyoxyethylene glycol (manufactured by Tosoh Corporation; TSK STANDARD POL YETHYLENE OXIDE) Data processor: SC-8010 (manufactured by Tosoh Corporation) The conditions for measuring the molecular weight of the nonionic surfactant (B) by GPC are as ,,fotlows: Machine : HLC-8120 (manufactured by Tosoh Corporation) Column : TSK gel SuperH4000 TSK gel SuperH3000 TSK gel SuperH2000 (all manufactured by Tosoh Corporation) Column temperature: 40°C Detector. RI Solvent: tetrahydrofuran Flow rate: 0.6 ml/min Sample concentration: 0.25 % Injection volume: 10µ1 Standard: polyoxyethylene glycol (manufactured by Tosoh Corporation; TSK STANDARD POLYETHYLENE OXIDE) Data processor: SC-8020 (manufactured by Tosoh Corporation) The measuring conditions of the gas chromatography (hereinafter, abbreviated as GC) used for measuring the concentration of unreacted aliphatic alcohols in the nonionic surfactant are as follows. Machine: Gas chromatograph GC-14B (manufactured by Shimadzu Corporation) Detecter: FID Column: Glass column (inner diameter = about 3 mm, length = about 2 m) Column of packing material: Silicon GE SE-30 5% Column temperature elevated from 90°C to 280°C, elevation rate: 4°C/min Carrier gas: nitrogen Sample: 50%acetone solution Injection volume: 1 µl Determination: Determined using, as an internal standard, an aliphatic alcohol having the number of carbon atoms less by 2 or 3 than the aliphatic alcohol used. Example 1 Into a pressure reaction vessel, 420 parts of isopropylalcohol and 120 parts of water were charged. After replacing the atmosphere inside the vessel with nitrogen, the vessel was sealed and the temperature was elevated to 100°C. Under stirring were dropped separately 77 parts of acrylic acid over 3 hours, a homogeneous mixture of 228 parts of acrylic acid, 4 parts of a chain-transfer agent (triethylene glycol dimercaptan), 2 parts of sodium phosphinate dihydrate and 0.7 parts of ferrous chloride tetrahydrate over 2 hours, and 50 parts of a 6% aqueous solution of sodium persulfate over 3.5 hours. (Dropping was commenced at the same time). After the completion of dropping, 3 parts of a 35% aqueous solution of hydrogen peroxide, was charged. The mixture was stirred at 100°C for 1 hour to provide a polymer (a) with a polymerization rate of 99.9%, which has a weight average molecular weight by GPC of 10,000 and a number average molecular weight by GPC of 7,800. Into another pressure vessel, 195 parts of methanol and 586 parts of dimethyl carbonate were charged. After replacing the atmosphere inside the vessel with nitrogen, the vessel was sealed and the temperature was elevated to 120°C Under stirring was dropped 219 parts of triethylamine. Stirring the mixture at 120°C for 2 hours resulted in the formation of a methanol solution of triethylmethylammonium methylcarbonate (b). After mixing 707 parts of the resulting 60% methanol solution of (b) and 400 parts of the polymer (a) (100% neutralized), isopropylalcohol, methanol and dimethyl carbonate were removed by evaporation at 100°C under the atmospheric pressure, and 580 parts of water was added to afford a 45% aqueous solution of triethylmethylammonium salt of polyacrylic acid. Using this solution together with a nonionic surfactant (B) provided in Table_2, triethanolamine citrate salt, propylene glycol, alcalase 2.5L and water, a detergent with the composition provided in Table 4 was prepared. Examples 2,3 and 9 to 24 A detergent with the composition provided in Tables 4 to 6 was prepared using the triethylmethylammonium salt of polyacrylic acid prepared in Example 1 in the same manner as Example 1 except that the nonionic surfactant (B) was changed as shown in Table 2. Examples 4, 5,6 and 7 A detergent with the composition provided in Table 4 was prepared using the polymer (a) obtained in Example in the same manner as Example 1 except that the neutralizing salt and the neutralizing degree were changed as shown in Table I and that the nonionic surfactant (B) was changed as shown in Table 2. Example 8 The polymer (a) obtained in Example 1 was neutralized with dimethylhexylamine. Using the resulting mixture together with the nonionic surfactant (B) provided in Table 2, triethylmethylammonium citrate salt, propylene glycol, alcalase 2.5L and water, a detergent with the composition provided in Table 4 was prepared. Example 25 Into a pressure reaction vessel, 370 parts of isopropylalcohol and 170 parts of water were charged. After replacing the atmosphere inside the vessel with nitrogen, the vessel was sealed and the temperature was elevated to 100°C. Under stirring, 264.9 parts of acrylic acid, 40.1 parts of 2-acrylamide-2-methylpropanesulfonic acid and 80 parts of a 4% aqueous solution of sodium persulfate were dropped separately from separated vessels over 3 hours, respectively. (Dropping was commenced at the same time.). After the completion of dropping, 3 parts of a 35% aqueous solution of hydrogen peroxide was charged. The mixture was stirred at 100°C for 1 hour to provide a copolymer (c) with a polymerization rate of 99.9%, which had a weight average molecular weight by GPC of 8,000 and a number average molecular weight GPC of 5,600. After mixing 707 parts of the 60% methanol solution of triethylmethylammonium methylcarbonate (b) obtained in Example 1 and 174 parts of the copolymer (c) (100% neutralized), isopropylalcohol, methanol and dimethyl carbonate were removed by evaporation at 100°C under the atmospheric pressure to afford an aqueous solution of triethylmethylammonium salt of polyacrylic acid. Using this solution together with a nonionic surfactant (B) provided in Table 2, triethylmethylammonium citrate salt, propylene glycol, alcalase 2.5L and water, a detergent with the composition provided in Table 6 was prepared. Example 26 A detergent with the composition provided in Table 6 was prepared in the same manner as Example 25 except that the triethylmethylammonium salt of polyacrylic acid prepared in Example 5 was used and that the nonionic surfactant (B) was changed as shown in Table 2. Example 27 A detergent with the composition provided in Table 6 was prepared in the same manner as Example 25 except that the trimethyloctylammonium salt of polyacrylic acid prepared in Example 6 was used and that the nonionic surfactant (B) was changed as shown in Table 2 Examples 28 to 30 Using the trimethyldecylammomum salt of polyacrylic acid prepared in Example 7 with a nonionic surfactant (B) provided in Table 2, trimethyloctylammonium citrate salt, propylene glycol, alcalase 2.5L and water, a detergent with the composition provided in Table 6 was prepared. Example 31 A cationic surfactant (cl, in the formula (6), R1=R2=R3=H, R4=C18H37' X"=C1") was prepared by reacting methyl chloride with stearylamine. A detergent with the composition provided in Table 7 was prepared using the cationic surfactant (cl) and the triethylmethylammonium salt of polyacrylic acid prepared in Example 1 together with the nonionic surfactant (B) provided in Table 2, triethanolamine citrate salt, propylene glycol, alcalase 2.5L and water. Example 32 A cationic surfactant (c2, in the formula (6), R'= CI8H37, R2=R3=R4=CH3, X"=CH3C03~) was prepared by reacting dimethyl carbonate with dimethylstearylamine. A detergent with the composition provided in Table 7 was prepared using the cationic surfactant (c2), the triethylmethylammonium salt ofpolyacrylic acid prepared in Example 1 together with, the nonionic surfactant (B) provided in Table 2, triethanolamine citrate salt, propylene glycol, alcalase 2.5L and water. Example 33 A cationic surfactant ( c3, in the formula (7), y =C8H17' X"=C1") was prepared by reacting octyl chloride with pyridine. A detergent with the composition provided in Table 7 was prepared using the cationic surfactant (c3) and the triethylmethylammonium salt of polyacrylic acid prepared in Example 1 together with the nonionic surfactant (B) provided in Table 2, triethanolamine citrate salt, propylene glycol, alcalase 2.5L and water. Example 34 A cationic surfactant (c4, in the formula (8), R5=CH3, R6=C7H15, X"=CH3C03) was prepared by reacting caprylic acid with triethanolamine. A detergent with the composition provided in Table 7 was prepared using the cationic surfactant (c4) and the triethylmethylammonium salt ofpolyacrylic acid prepared in Example 1 together with the nonionic surfactant (B) provided in Table 2, triethanolamine citrate salt, propylene glycol, alcalase 2.5L and water Example 35 A cationic surfactant (c5, in the formula (6), R,=R2=C18H37' R3=R4=CH3, X'=C1') was prepared by reacting methyl chloride with dilaurylmethylamine. A detergent with the composition provided in Table 7 was prepared using the cationic surfactant (c5) together with the nonionic surfactant (B) provided in Table 2, triethanolamine citrate salt, propylene glycol, alcalase 2.5L and water . Example 36 A cationic surfactant (c6, in the formula (6), R1=R2=R3=R4=C2H5, X'=C2H5S04") was prepared by reacting diethyl sulfate with triethylamine. A detergent with the composition provided in Table 7 was prepared using the cationic surfactant (c6) together with the nonionic surfactant (B) provided in Table 2, triethanolamine citrate salt, propylene glycol, alcalase 2.5L and water. Example 37 A cationic surfactant (c7, in the formula (7), y= C2H5, X"=C1") was prepared by reacting ethyl chloride with pyridine. A detergent with the composition provided in Table 7 was prepared using the cationic surfactant (c7) together with the nonionic surfactant (B) provided in Table 2, triethanolamine citrate salt, propylene glycol, alcalase 2.5L and water . Example 38 A cationic surfactant (c8, in the formula (9), R5=CH3, R6=C17H35' X'=CH3S04") was prepared by reacting N,N-diethylethylenediamine with stearylamine and subsequently reacting this resulting product with dimethylsulfate. A detergent with the composition provided in Table 7 was prepared using the cationic surfactant (c8) together with the nonionic surfactant (B) provided in Table 2, triethanolamine citrate salt, propylene glycol, alcalase 2.5L and water . Comparative Examples 1 and 2 A detergent with the composition provided in Table 7 was prepared using the nonionic surfactant provided in Table 3, triethanolamine citrate salt, propylene glycol, alcalase 2.5L and water together with sodium dodecylbenzenesulfonate or sodium dodecylethersulfate. Comparative Example 3 The polymer (a) obtained in Example 1 was neutralized with aqueous ammonia. Using this together with the nonionic surfactant provided in Table 3, triethanolamine citrate salt, propylene glycol, alcalase 2.5L and water, a detergent with the composition provided in Table 7 was prepared. Comparative Examples 4 and 5 The polymer (a) obtained in Example 1 was neutralized with sodium hydroxide. Using this together with the nonionic surfactant provided in Table 3, triethanolamine citrate salt, propylene glycol, alcalase 2.5L and water, a detergent with the composition provided in Table 7 was prepared. Comparative Example 6 The polymer (a) obtained in Example 1 was neutralized with sodium hydroxide. Using this together with the nonionic surfactant provided in Table 3, alcalase 2.5L and water, a detergent with the composition provided in Table 7 was prepared. Comparative Example 7 The polymer (a) obtained in Example 1 was neutralized with sodium hydroxide. Using this together with the nonionic surfactant provided in Table 3, propylene glycol, alcalase 2.5L and water, a detergent with the composition provided in Table 7 was prepared. Comparative Example 8 Using polyvinylalcohol { a commercial name: PV A-I05 (manufactured by Kuraray Co., Ltd.), a weight average molecular weight by GPC: 22,000} together with the nonionic surfactant provided in Table 3, triethanolamine citrate salt, propylene glycol, alcalase 2.5L and water, a detergent with the composition provided in Table 7 was prepared Comparative Example 9 Using sodium polystyrenesulfonate { a commercial name: Chemistat SA-9 (manufactured by Sanyo Chemical Industries, Ltd.), a weight average molecular weight by GPC: 40,000} together with the nonionic surfactant provided in Table 3, triethanolamine citrate salt, propylene glycol, alcalase 2.5L and water, a detergent with the composition provided in Table 7 was prepared. Table 1 Structures of the nonionic surfactants used in the examples and the comparative examples are shown in Tables 2 and 3. EO and PO represent an oxyethylene group and an oxypropylene group, respectively. EO/PO and EO -PO represent random addition and block addition, respectively. Mw/Mn (experimental) is a value determined by GPC. Mw/Mn (calculated) is a value which is calculated from and the relational expression (3) or (4). The distributed constant, c, is a value calculated from the relational expression (5) using the amount of unreacted alcohol determined. Table 2 Table 3 As for the detergents prepared in Examples 1 to 38 and Comparative examples 1 to 9, detergency, foaming power, and detergent stability were tested. The results are shown in Table 4 to 8. The testing methods are described later. Table 4 Table 5 An artificial soiled cloth (a knitted cotton) was washed for 10 minutes under the following conditions, that is a~volume of water of 50 L,a bath ratio of 30, an amount of detergent used of 25 g and a water temperature of 25°C, and subsequently rinsed for 3 minutes twice using a centrifugal-washer, NA-F800P, manufactured by Matsushita Electric Industrial Co., Ltd. Dejsfgency was calculated from the following formula and evaluated. Detergency (% ) = {(Rw -Rs) / (Rt -Rs)} X 100 Rl is a reflectance of an unsoiled cloth, Rw is a reflectance of a washed cloth and Rs is a reflectance of a soiled cloth. The reflectances at 540 nm were determined using a multi-light source spectrophotometric colorimeter manufactured by Suga Test Instruments. The artificial soiled cloth used is a wet artificial soiled cloth with the soil composition shown in Table 9 available from The Society of Laundry Science having a reflectance at 540 nm of 40 ± 5%. Table 9 The evaluation criterion was as follows: Dctergency of 40% or more is indicated by © Detcrgeney of 32% or more and less than 40% is indicated by O Detergcncy of 20% or more and less than 32% is indicated by Δ Detergency of less than 20% is indicated by X Using 1.5 L of a 0.1% aqueous solution of detergent, a foaming power at 25°C was evaluated by means of a high pressure injection type jet foamability testing machine (manufactured by Ttujii Dyeing Machine Industry). The evaluation criterion was as follows: Foaming hight of 20 mm or less is indicated by O Foaming hight of 20 to 50 mm is indicated by Δ Foaming hight of 50 mm or more is indicated by x A detergent was left to stand at 25°C for 24 hours, and the appearance was visually observed. The stability of the detergent was evaluated according to the following criterion. The evaluation criterion was as follows: Separation of detergent was not observed: O Separation of detergent was observed: x INDUSTRIAL APPLICABILITY The detergent builder of the present invention produces the effects of having good compatibility with surfactants, having excellent detergency, especially, against mud dirt in washing clothes and being low-foaming. Furthermore, the detergent of the present invention exhibits excellent effects as a detergent for washers which provide less damage to the laundry, especially for centrifugal washers WE CLAIM: 1. A detergent comprising a quaternary ammonium salt (A) of a carboxyl group- containing polymer as a builder and 1-80% by weight of water. A detergent as set forth in (B) is a compound represented by the following general formula (2): a general formula RO-[(C2H40)n. (A20)m]-(C2H40)q-(A20)rH (2) {wherein R is an aliphatic hydrocarbon group having 8 to 18 carbon atoms, A2 is an alkylene group having 3 or 4 carbon atoms, 1 is 0 or an integer of 1 to 12, m is 0 or an integer of 1 to 6, q is an integer of 1 to 16, r is 0 or an integer of 1 to 15, (m+n+q) is an integer of 1 to 30, (n+q)/(m+n+q+r) is 0.5 to 1.0, [(C2H40)n . (A20)m] represent random addition or block addition. 2. A detergent composition as claimed in claim 1 as set forth in claim 1 wherein (A) has a solubility parameter of 8.0 to 12.0; carboxyl group-containing polymer is polyacrylic acid; a nonionic surfactant (B); wherein (B) is a compound represented by the following general formula (1): a general formula RO-(A10)P-H (1) (wherein R is an apliphatic hydrocarbon group having 8 to 18 carbon atoms, p is an integer of 1 to 30 and A1 is an alkylene group having 2 to 4 carbon atoms) 3. A detergent as set forth in claim 1 or 3 wherein (B) is a compound which is prepared by adding an alkylene oxide (bl) to an aliphatic alcohol (al) and satisfies the following (1) and (2): (1) a ratio of a weight average molecular weight (Mw) to a number average molecular weight (Mn), Mw/Mn, satisfies the follwing relational expression (3) or (4): Mw/Mn Mw/Mn 10) (4) {wherein v is the average addition molar number of the alkylene oxide (bl) added to 1 mole of the aliphatic alcohol (al),} (2) a distributed constant, c, calculated from the following formula (5) is 2.0 or less: {wherein v has the same meaning as defined in the formula (3) or (4), noo is the molar number of the aliphatic alcohol (al) used in the reaction, and no is the molar number of the unreacted aliphatic alcohol (al).} 4. A detergent comprising an organic amine salt or a quaternary ammonium salt (A) of a carboxyl group-containing polymer as a builder and a compound (B) which is prepared by adding an alkylene oxide (bl) to an aliphatic alcohol (al) and satisfies the following (1) and (2) : (1) a ratio of a weight average molecular weight (Mw) to a number average molecular weight (Mn), Mw/Mn, satisfies the follwing relational expression (3) or (4): Mw/Mn Mw/Mn 10) (4) {wherein v is the average addition molar number of the alkylene oxide (bl) added to 1 mole of the aliphatic alcohol (al),} (2) a distributed constant, c, calculated from the following formula (5) is 2.0 or less: c = (v + no/noo -1)/ [Ln(noo/no) + n0/noo -1] (5) {wherein v has the same meaning as defined in the formula (3) or (4), noo is the molar number of the aliphatic alcohol (al) used in the reaction, and no is the molar number of the unreacted aliphatic alcohol (al).} 5. A detergent comprising a nonionic surfactant (B) and a cationic surfactant (C), the nonionic surfactant (B) being prepared by adding an alkylene oxide (bl) to an aliphatic alcohol (al) and satisfying the following (1) and (2) : (1) a ratio of a weight average molecular weight (Mw) to a number average molecular weight (Mn), Mw/Mn, satisfies the follwing relational expression (3) or (4): Mw/Mn Mw/ Mn 10) (4) {wherein v is the average addition molar number of the alkylene oxide (bl) added to 1 mole of the aliphatic alcohol (al)/} (2) a distributed constant, c, calculated from the following formula (5) is 2.0 or less: {wherein v has the same meaning as defined in the formula (3) or (4), noo is the molar number of the aliphatic alcohol (al) used in the reaction, and n0 is the molar number of the unreacted aliphatic alcohol (al).} 6. A detergent as set forth in claim 5 wherein (C) is at least one compound selected from the group consisting of the compounds represented by the following general formulas (6) to (9): Wherein, in the formulas (6) to (9), R1, R2 and R3 represent a hydrogen atom or an alkyl, alkenyl group or β-hydroxyalkyl group having 1 to 24 carbon atoms, R4 and R5 represent an alkyl or hydroxyalkyl group having 1 to 24 carbon atoms,a benzyl group, or a group represented by a formula : - (AtO)n, - Z (A1 is an alkylene group having 2 to 4 carbon atoms, Z is a hydrogen atom or an acyl group, n is an integer of 1 to 50), R6 represents an alkyl, alkenyl or p-hydroxyalkyl group having 1 to 36 carbon atoms, Y represents an alkyl, alkenyl or p-hydroxyalkyl group having 1 to 36 carbon atoms, a group represented by a formula: R4CO2CH2 - (R4 is the same as the previous one), or a group represented by the formula: R40CH2 - (R4 is the same as the previous one), the counter ion X-is one or more sorts of anion selected from the group consisting of a halogen ion, a hydroxy ion, a carbonate or sulfate ion having an alkyl group having 1 to 4 carbon atoms, and a carboxylate and sulfonate ions having an alkyl or alkenyl group having 1 to 24 carbon atoms. 7. A detergent as set forth in any one of claims 2 to 6 which contains an organic amine salt or a quaternary ammonium salt (D) of a low molecular weight polycarboxylic acid. Dated this 2nd day of August, 2000. HIRAL CHANDRAKANT JOSHI AGENT FOR SANYO CHEMICAL INDUSTRIES, LTD.

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