Title of Invention

REACTOR AND PROCESS FOR SOLID PHASE CONTINUOUS POLYMERISATION OF POLYETHYLENE TEREPHTHALATE (PET)

Abstract A reactor and a process for solid phase continuous polymerisation of polyethylene terephthalate (PET) in order to achiove an increase of the intrinstc viscosity (LV,) of a low moleculer weight PET pre-polymers flow, wherein the formation of a plurality of Guidised stages in Series (109; 309) is provided, being said PET pre-polymers flow fed into said fluidised stages in series (109; 309) and being an inert gas flow fed either in cross-flow or in counter-current flow with respect to said PET pre-polymers flow.
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978-kolnp-2005-granted-abstract.pdf

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978-kolnp-2005-granted-examination report.pdf

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Patent Number 221537
Indian Patent Application Number 00978/KOLNP/2005
PG Journal Number 26/2008
Publication Date 27-Jun-2008
Grant Date 25-Jun-2008
Date of Filing 25-May-2005
Name of Patentee CAVAGLIA GIULIANO.
Applicant Address VIA SAN MARCO NO.1, 14-10020 PESSIONE FRAZ, DI CHIERI
Inventors:
# Inventor's Name Inventor's Address
1 CAVAGLIA GIULIANO. VIA SAN MARCO NO.1, 14-10020 PESSIONE FRAZ, DI CHIERI
PCT International Classification Number C08G 63/80
PCT International Application Number PCT/EP2003/011181
PCT International Filing date 2003-10-09
PCT Conventions:
# PCT Application Number Date of Convention Priority Country
1 TO2002A001124 2002-12-24 Italy