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:
Nov. 15, 2016
Filed:
Sep. 28, 2012
Applicant:
Rolic Ag, Zug, CH;
Inventors:
Sabrina Chappellet, Village-Neuf, FR;
Jean-Francois Eckert, Kientzville, FR;
Mohammed Ibn-Elhaj, Allschwil, CH;
Frederic Lincker, Schiltigheim, FR;
Satish Palika, Zofingen, CH;
Hubert Seiberle, Weil am Rhein, DE;
Qian Tang, Oberwil, CH;
Eva Veenstra, Lorrach, DE;
Assignee:
ROLIC AG, Zug, CH;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C09K 19/00 (2006.01); C07C 65/28 (2006.01); C07C 229/60 (2006.01); C08G 73/10 (2006.01); G02F 1/1337 (2006.01); C07C 255/13 (2006.01); C07C 255/57 (2006.01); C07D 207/24 (2006.01); C07F 7/18 (2006.01); C08G 69/26 (2006.01); C09K 19/04 (2006.01);
U.S. Cl.
CPC ...
C07C 65/28 (2013.01); C07C 229/60 (2013.01); C07C 255/13 (2013.01); C07C 255/57 (2013.01); C07D 207/24 (2013.01); C07F 7/1836 (2013.01); C08G 69/26 (2013.01); C08G 73/1025 (2013.01); G02F 1/133711 (2013.01); G02F 1/133719 (2013.01); G02F 1/133723 (2013.01); G02F 1/133788 (2013.01); C09K 2019/0448 (2013.01); Y10T 428/1005 (2015.01); Y10T 428/1014 (2015.01);
Abstract
The present invention relates to polymer, homo- or copolymer or oligomer for the photoalignment of liquid crystals, especially for the planar orientation of liquid crystals, comprising a main chain and a side chain, wherein the side chain and/or main chain comprises a polar group, compositions thereof, and its use for optical and electro optical devices, especially liquid crystal devices (LCDs).