The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Sep. 19, 2017
Filed:
Jul. 24, 2012
Applicants:
Jean-francois Eckert, Kientzville, FR;
Satish Palika, Zofingen, CH;
Andreas Schuster, Freiburg, DE;
Inventors:
Assignee:
ROLIC AG, Zug, CH;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B32B 9/04 (2006.01); C09D 179/08 (2006.01); C08F 220/18 (2006.01); C08G 73/10 (2006.01); G02F 1/1337 (2006.01); C08F 222/10 (2006.01);
U.S. Cl.
CPC ...
C09D 179/08 (2013.01); C08F 220/18 (2013.01); C08G 73/1075 (2013.01); C08F 222/1006 (2013.01); G02F 1/133711 (2013.01); G02F 1/133788 (2013.01); G02F 2001/133715 (2013.01); Y10T 428/31721 (2015.04);
Abstract
The present invention relates to a copolymer for the photoalignment of liquid crystals comprising a photoreactive group as given below in formula (I), compositions thereof, and its use for optical and electro optical devices, especially liquid crystal devices (LCDs).