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. 19, 2021
Filed:
Apr. 17, 2019
Applicant:
Lg Chem, Ltd., Seoul, KR;
Inventors:
Seongku Kim, Daejeon, KR;
Jung Ho Jo, Daejeon, KR;
Hoonseo Park, Daejeon, KR;
Hee Han, Daejeon, KR;
Jun Young Yoon, Daejeon, KR;
Assignee:
LG CHEM, LTD., Seoul, KR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C09K 19/56 (2006.01); C08G 73/10 (2006.01);
U.S. Cl.
CPC ...
C09K 19/56 (2013.01); C08G 73/1017 (2013.01); C08G 73/1032 (2013.01); C08G 73/1067 (2013.01);
Abstract
Provided is a liquid crystal alignment agent composition comprising a terminal modifier compound containing an amino group together with a polyimide containing an acid anhydride group at its terminus or a precursor polymer thereof, a method for preparing a liquid crystal alignment film using the same, and a liquid crystal alignment film and a liquid crystal display using the same.