Patent · US Expired

Process for producing polyesters using titanium-containing catalyst-inhibitor combinations

US6013756A · kind A · utility

14Cited by

1References

23Claims

0Family size

Assignee

Karl Fischer Industrieanlagen GmbH · DE

Inventors

Rainer Hagen · Leverkusen, DE
Eckehart Schaaf · Teltow, DE
Heinz Zimmermann · Balgach, CH

Key dates

Filing date	Feb 12, 1998
Grant date	Jan 11, 2000
Priority date	—
Expiry date	Feb 12, 2018

Classification

Technology area (CPC C)Chemistry; Metallurgy
CPC primaryC08G63/82
WIPO fieldMacromolecular chemistry, polymers
WIPO sectorChemistry

Abstract

The invention relates to a process for producing polyesters, especially high-molecular polyethylene terephthalate (PET) using titanium-containing catalyst-inhibitor combinations.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.