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:
May. 22, 2018
Filed:
Jul. 11, 2016
Applicant:
Chi Mei Corporation, Tainan, TW;
Inventor:
Shin-Rong Chiou, Kaohsiung, TW;
Assignee:
CHI MEI CORPORATION, Tainan, TW;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08G 73/10 (2006.01); C08L 67/00 (2006.01); C08L 73/00 (2006.01); C08L 77/00 (2006.01); C08L 79/00 (2006.01); C09K 19/56 (2006.01); C09D 179/08 (2006.01); G02F 1/1337 (2006.01);
U.S. Cl.
CPC ...
C09K 19/56 (2013.01); C08G 73/1042 (2013.01); C08G 73/1067 (2013.01); C08G 73/1078 (2013.01); C09D 179/08 (2013.01); G02F 1/133788 (2013.01);
Abstract
A liquid crystal alignment agent of the present invention includes a polymer composition (A) synthesized by tetracarboxylic dianhydride compound (a) and diamine compound (b), and a solvent (B). The diamine compound (b) includes diamine (b-1) shown as following formula (I) and diamine (b-2):