Title (en)

METHOD FOR PREPARING A POLYESTER OF THE POLY(1,4:3,6-DIANHYDROHEXITOL-COCYCLOHEXYLENE TEREPHTHALATE) TYPE

Title (de)

VERFAHREN ZUR HERSTELLUNG EINES POLYESTERS DES TYPS POLY(1,4:3,6-DIANHYDROHEXITOL-COCYCLOHEXYLENTEREPHTHALAT)

Title (fr)

PROCÉDÉ DE PRÉPARATION D'UN POLYESTER DE TYPE POLY(1,4:3,6-DIANHYDROHEXITOL-COCYCLOHEXYLÈNE TÉRÉPHTALATE)

Publication

EP 3861050 A1 20210811 (FR)

Application

EP 19805361 A 20191002

Priority

• FR 1859090 A 20181002
• FR 2019052331 W 20191002

Abstract (en)

[origin: WO2020070445A1] The invention relates to a method for preparing a polyester of the poly(1,4:3,6-dianhydrohexitol-cocyclohexylene terephthalate) type using at least one nucleating agent. The invention also relates to a composition comprising a polyester of the poly(1,4:3,6-dianhydrohexitol-cocyclohexylene terephthalate) type and at least one nucleating agent as well as to a finished or semi-finished plastic article comprising the composition according to the invention.

IPC 8 full level

C08G 63/183 (2006.01); C08G 63/672 (2006.01); C08G 63/78 (2006.01); C08G 63/80 (2006.01); C08G 63/91 (2006.01)

CPC (source: EP KR US)

B29C 48/022 (2019.01 - US); C08G 63/183 (2013.01 - EP US); C08G 63/672 (2013.01 - EP KR); C08G 63/78 (2013.01 - EP); C08G 63/80 (2013.01 - EP KR); C08G 63/916 (2013.01 - EP KR); C08L 67/03 (2013.01 - US); B29K 2067/00 (2013.01 - US)

Citation (search report)

See references of WO 2020070445A1

Designated contracting state (EPC)

AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR

Designated extension state (EPC)

BA ME

DOCDB simple family (publication)

FR 3086663 A1 20200403; FR 3086663 B1 20201113; CN 112955491 A 20210611; EP 3861050 A1 20210811; KR 20210070313 A 20210614; US 2022002476 A1 20220106; WO 2020070445 A1 20200409

DOCDB simple family (application)

FR 1859090 A 20181002; CN 201980069970 A 20191002; EP 19805361 A 20191002; FR 2019052331 W 20191002; KR 20217012022 A 20191002; US 201917281664 A 20191002