Patent · US Active

Copolymers, their use as thickeners, and methods for their preparation

US8492497B2 · kind B2 · utility

3Cited by

0References

14Claims

0Family size

Assignee

BASF SE

Inventors

Rabie Al-Hellani · Ludwigshafen, DE
Bernd Bruchmann · Ludwigshafen, DE
Daniel Schoenfelder · Brussels, BE
Anna Cristadoro · Heppenheim, DE
Reinhold J. Leyrer · Schifferstadt, DE
Cristofer Arisandy · Ilvesheim, DE

Key dates

Filing date	Jul 12, 2010
Grant date	Jul 23, 2013
Priority date	—
Expiry date	May 22, 2031

Classification

Technology area (CPC C)Chemistry; Metallurgy
CPC primaryC11D17/003
WIPO fieldOrganic fine chemistry
WIPO sectorChemistry

Abstract

The present invention relates to copolymers comprising as comonomers in copolymerized form where the variables are defined as follows:

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