Katalysatorzusammensetzung für einen Polyesterherstellungsprozess

Details

Veröffentlichungs-Nr.

EP3000835

Aktenzeichen

EP14003298

Anmeldetag

24. September 2014

Veröffentlichung

25. November 2020

Erteilung

25. November 2020

Rechtsraum

EP

IPC

C08G63/183C08G63/85C08G63/86

Abstract

The present invention relates to catalyst composition for a polyester manufacturing process, comprising a titanium catalyst and/or an antimony catalyst as main catalyst, and either (i) at least one co-catalyst A, or (ii) at least one co-catalyst B and at least one co-catalyst C, or (iii) a combination thereof, and wherein co-catalyst A is selected from the group consisting of a metal salt of an alkyl or an aryl phosphinic acid, or a metal salt of an alkyl or aryl diphosphinic acid, or a combination thereof, and co-catalyst B is selected from the group consisting of an alkyl or aryl phosphinic acid, an alkyl or aryl diphosphinic acid a combination thereof, and co-catalyst C selected from the group of a metal salt, a metal hydroxide or a metal organyl compound.

Anmelder

Firmen

Clariant International Ltd
Clariant International Ltd.

Land

🇨🇭 Schweiz

Fachgebiete