Title of Invention	"A PROCESS FOR PREPARING A GLASS COMPOSITION FOR USE IN A SILVER PASTE"
Abstract	This invention relates to a process for preparing glass composition for use in a silver paste comprising of silver powder, binder dissolved in a vehicle, glass frit added thereto, wherein the binder used is 5-10 wt % of ethyl cellulose, vehicle used is made from 40-50% B-terpineol, 20-30% Butyl Cellosolve, 15-25% Butyl Carbitol Acetate, 5-15% Butyl Lactate and the glass frits used is made from 70-90% Bismuth oxide, 5-15% Boron trioxide, 5-15% Cadmium oxide.

Title of Invention

"A PROCESS FOR PREPARING A GLASS COMPOSITION FOR USE IN A SILVER PASTE"

Abstract

This invention relates to a process for preparing glass composition for use in a silver paste comprising of silver powder, binder dissolved in a vehicle, glass frit added thereto, wherein the binder used is 5-10 wt % of ethyl cellulose, vehicle used is made from 40-50% B-terpineol, 20-30% Butyl Cellosolve, 15-25% Butyl Carbitol Acetate, 5-15% Butyl Lactate and the glass frits used is made from 70-90% Bismuth oxide, 5-15% Boron trioxide, 5-15% Cadmium oxide.

Full Text	WE CLAIM 1. A process for preparing glass composition for use in a silver paste comprising of silver powder, binder dissolved in a vehicle, glass frit added thereto, wherein the binder used is 5-10 wt % of ethyl cellulose, vehicle used is made from 40-50% B-terpineol, 20-30% Butyl Cellosolve, 15-25% Butyl Carbitol Acetate, 5- 15% Butyl Lactate and the glass frits used is made from 70-90% Bismuth oxide, 5-15% Boron trioxide, 5-15% Cadmium oxide. 2. The process for preparing glass composition for use in a silver paste as claimed in claim 1 wherein said silver powder is present in an amount of 70-90% of the total inorganic constituents. 3. The process for preparing glass composition for use in a silver paste as claimed in claim 1 wherein the glass frits are present in an amount of 10-30% of the total inorganic constituents. 4. A process for preparing glass composition for use in a silver paste substantially as herein described and illustrated.

Full Text

WE CLAIM
1. A process for preparing glass composition for use in a silver
paste comprising of silver powder, binder dissolved in a vehicle,
glass frit added thereto, wherein the binder used is 5-10 wt % of
ethyl cellulose, vehicle used is made from 40-50% B-terpineol,
20-30% Butyl Cellosolve, 15-25% Butyl Carbitol Acetate, 5-
15% Butyl Lactate and the glass frits used is made from 70-90%
Bismuth oxide, 5-15% Boron trioxide, 5-15% Cadmium oxide.
2. The process for preparing glass composition for use in a silver
paste as claimed in claim 1 wherein said silver powder is present
in an amount of 70-90% of the total inorganic constituents.
3. The process for preparing glass composition for use in a silver
paste as claimed in claim 1 wherein the glass frits are present in
an amount of 10-30% of the total inorganic constituents.
4. A process for preparing glass composition for use in a silver
paste substantially as herein described and illustrated.

Documents:

784-del-1999-abstract.pdf

784-del-1999-claims.pdf

784-del-1999-correspondence-others.pdf

784-del-1999-correspondence-po.pdf

784-del-1999-drawings.pdf

784-del-1999-form-1.pdf

784-del-1999-form-19.pdf

784-del-1999-form-2.pdf

784-del-1999-form-3.pdf

784-del-1999-gpa.pdf

description (complete)0784-del-1999-25-05-1999.pdf

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Patent Number

243733

Indian Patent Application Number

784/DEL/1999

PG Journal Number

45/2010

Publication Date

05-Nov-2010

Grant Date

02-Nov-2010

Date of Filing

25-May-1999

Name of Patentee

THE SECRETARY, DEPARTMENT OF ELECTRONICS, GOVERNMENT OF INDIA

Applicant Address

ELECTRONICS NIKETAN (GROUND FLOOR), 6, CGO COMPLEX, LODHI ROAD, NEW DELHI-110 003, INDIA.

Inventors:

#	Inventor's Name	Inventor's Address
1	VIJAYA KADAM	DEPARTMENT OF ELECTRONICS, GOVERNMENT OF INDIA, PANCHWATI, OFF PASHAN ROAD, PUNE-411 008, MAHARASHTRA.
2	DINESH PANDALIK AMALNERKAR	DEPARTMENT OF ELECTRONICS, GOVERNMENT OF INDIA, PANCHWATI, OFF PASHAN ROAD, PUNE-411 008, MAHARASHTRA.
3	SHANY JOSEPH	DEPARTMENT OF ELECTRONICS, GOVERNMENT OF INDIA, PANCHWATI, OFF PASHAN ROAD, PUNE-411 008, MAHARASHTRA.
4	SUNIT BARASH RANE	DEPARTMENT OF ELECTRONICS, GOVERNMENT OF INDIA, PANCHWATI, OFF PASHAN ROAD, PUNE-411 008, MAHARASHTRA.
5	MANTRALA VEVKATA HANUMANTHA RAO	DEPARTMENT OF ELECTRONICS, GOVERNMENT OF INDIA, PANCHWATI, OFF PASHAN ROAD, PUNE-411 008, MAHARASHTRA.

PCT International Classification Number

C03C 3/00

PCT International Application Number

N/A

PCT International Filing date

PCT Conventions:

#	PCT Application Number	Date of Convention	Priority Country
1			NA