Patent · US Active

Process for preparing radiation-curable prepolymers containing urethane groups

US8283488B2 · kind B2 · utility

0Cited by

4References

7Claims

0Family size

Assignee

Bayer MaterialScience AG · DE

Inventors

Björn Henninger
Ursula Tracht · Leverkusen, DE
Sigurd Buchholz
Claudia Willems · Leverkusen, DE
Rolf Bachmann · Busswil, CH
Michael Ludewig
Wolfgang Fischer · Meerbusch, DE

Key dates

Filing date	Jul 17, 2009
Grant date	Oct 9, 2012
Priority date	—
Expiry date	Nov 11, 2030

Classification

Technology area (CPC C)Chemistry; Metallurgy
CPC primaryC09D175/16
WIPO fieldMacromolecular chemistry, polymers
WIPO sectorChemistry

Abstract

The invention relates to a continuous process for preparing radiation-curable prepolymers containing urethane groups, more particularly urethane acrylates.

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