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:
Oct. 23, 2018
Filed:
Sep. 08, 2014
Applicant:
Samsung Display Co., Ltd., Yongin, Gyeonggi-Do, KR;
Inventors:
Yeong Rong Park, Suwon-si, KR;
Suk Hoon Kang, Seoul, KR;
Mi Hwa Lee, Seoul, KR;
Baek Kyun Jeon, Yongin-si, KR;
Assignee:
SAMSUNG DISPLAY CO., LTD., Gyeonggi-do, KR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G02F 1/13 (2006.01); G02F 1/1337 (2006.01); C08G 73/16 (2006.01); C09D 179/08 (2006.01); C08G 73/10 (2006.01); G02F 1/1333 (2006.01); G02F 1/1343 (2006.01);
U.S. Cl.
CPC ...
G02F 1/133788 (2013.01); C08G 73/1078 (2013.01); C08G 73/16 (2013.01); C09D 179/08 (2013.01); G02F 1/133345 (2013.01); G02F 2001/134372 (2013.01);
Abstract
A photoalignment agent is provided. The photoalignment agent includes a copolymer of at least one of a cyclobutanedianhydride (CBDA) and a cyclobutanedianhydride (CBDA) derivative, and a realignment property diamine, wherein two or more aromatic rings in the realignment property diamine are connected by an ester group.