Patent · US Active

Block-copolymer containing crosslinkable photoinitator groups

US9670295B2 · kind B2 · utility

4Cited by

8References

20Claims

0Family size

Assignees

Henkel AG & Co. KGaA · DE
Evonik Röhm GmbH · DE

Inventors

Peter D. Palasz · Maidenhead, GB
Maria Xenidou · Flemington, US
Kerstin van Wijk · Goldkronach, DE
Simon Krause · Aschaffenburg, DE
Stefan Hilf · Rodenbach, DE

Key dates

Filing date	Mar 12, 2013
Grant date	Jun 6, 2017
Priority date	—
Expiry date	Sep 18, 2034

Classification

Technology area (CPC C)Chemistry; Metallurgy
CPC primaryC09J2301/302
WIPO fieldBasic materials chemistry
WIPO sectorChemistry

Abstract

A block-copolymer containing at least two different blocks wherein block A contains (meth)acrylate monomers the copolymer having a glass transition temperature of less than 15° C., block B contains (meth)acrylate monomers the copolymer having a glass transition temperature of more than 25° C. being free of thio-containing substances in the polymer chain, characterized in that one block contains at least one photoinitiator chemically bound to the chain.

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