Patent · US Active

Process for preparing polyisocyanates comprising biuret groups

US8609887B2 · kind B2 · utility

0Cited by

4References

14Claims

0Family size

Assignee

BASF SE

Inventors

Julia Leschinski · Mannheim, DE
Torsten Mattke · Ludwigshafen am Rhein, DE
Gerrit Waters · Karlsruhe, DE
Horst Binder · Lampertheim, DE
Harald Schaefer · Ludwigshafen, DE
Matthias Kroner · Eisenberg, DE
Alexander Bayer · Niedernberg, DE

Key dates

Filing date	Mar 1, 2012
Grant date	Dec 17, 2013
Priority date	—
Expiry date	Mar 1, 2032

Classification

Technology area (CPC C)Chemistry; Metallurgy
CPC primaryC09D175/04
WIPO fieldOrganic fine chemistry
WIPO sectorChemistry

Abstract

The present invention relates to a process for preparing polyisocyanates comprising biuret groups from diisocyanates or polyisocyanates and diamines.

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