Patent · US Expired

Highly functional, highly branched or hyperbranched polyesters, the production thereof and the use of the same

US7858733B2 · kind B2 · utility

8Cited by

7References

24Claims

0Family size

Assignee

BASF SE

Inventors

Bernd Bruchmann · Ludwigshafen, DE
Jean-Francois Stumbe · Strasbourg, FR
Harald Schaefer · Ludwigshafen, DE
Joelle Bedat · Strasbourg, FR

Key dates

Filing date	May 25, 2005
Grant date	Dec 28, 2010
Priority date	—
Expiry date	Jul 9, 2025

Classification

Technology area (CPC Y)Emerging Cross-Sectional Technologies
CPC primaryY10T428/31786
WIPO fieldBasic materials chemistry
WIPO sectorChemistry

Abstract

High-functionality highly branched or hyperbranched polyesters based on di-, tri- or polycarboxylic acids and di-, tri- or polyols, processes for preparing them, and their use.

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