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:
Feb. 28, 2023
Filed:
Jan. 08, 2019
Applicant:
Lg Chem, Ltd., Seoul, KR;
Inventors:
Assignee:
LG Chem, Ltd., Seoul, KR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G02F 1/1337 (2006.01); C09D 7/63 (2018.01); C08G 73/10 (2006.01); C08K 5/21 (2006.01); C09D 179/08 (2006.01); C09K 19/56 (2006.01);
U.S. Cl.
CPC ...
G02F 1/133723 (2013.01); C08G 73/1071 (2013.01); C08G 73/1085 (2013.01); C08K 5/21 (2013.01); C09D 7/63 (2018.01); C09D 179/08 (2013.01); C09K 19/56 (2013.01); G02F 1/13378 (2013.01); C09K 2323/025 (2020.08);
Abstract
Provided is a liquid crystal aligning agent composition including a urea-based compound that contains two or more urea functional groups and has a structure in which a hydroxyalkyl group is substituted for a terminal amino group of a urea functional group, together with polyimide and its precursor polymer.