Patent · US Expired

Method for modifying acid group containing polymers

US6846882B2 · kind B2 · utility

8Cited by

2References

15Claims

0Family size

Assignee

BASF SE

Inventors

Matthias Kroner · Eisenberg, DE
Johannes Perner · Neustadt, DE
Karl-Heinz Buchner · Altlußheim, DE
Jochen Wild · Ruppertsberg, DE
Jürgen Pfister · Speyer, DE

Key dates

Filing date	Mar 27, 2001
Grant date	Jan 25, 2005
Priority date	—
Expiry date	Jul 26, 2021

Classification

Technology area (CPC C)Chemistry; Metallurgy
CPC primaryC04B2103/408
WIPO fieldMaterials, metallurgy
WIPO sectorChemistry

Abstract

Polymers containing acid groups are modified by reaction of

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