Patent · US Active

Composition for polyester hydrolytic stabilization

US11384222B2 · kind B2 · utility

0Cited by

3References

16Claims

0Family size

Assignee

Clariant Plastics & Coatings Ltd · CH

Inventors

Karen-Alessa Wartig · Hamburg, DE
Jan-Erik WEGNER · Hamburg, DE
Mirco Groeseling · Ahrensburg, DE
Juergen Wolf · Schlieben, DE

Key dates

Filing date	Apr 26, 2017
Grant date	Jul 12, 2022
Priority date	—
Expiry date	Mar 20, 2039

Classification

Technology area (CPC C)Chemistry; Metallurgy
CPC primaryC08J2367/02
WIPO fieldMacromolecular chemistry, polymers
WIPO sectorChemistry

Abstract

The invention relates to the use of at least one compound of the formula (1) herein R1, R2 and R3 are the same or different and denote a C1-C10-alkyl as a hydrolysis stabilizer in polyester materials.

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