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. 31, 2022
Filed:
Jan. 21, 2019
Applicant:
Lg Chem, Ltd., Seoul, KR;
Inventors:
Ji Young Kim, Daejeon, KR;
Youngjin Kim, Daejeon, KR;
Kyun Do Park, Daejeon, KR;
Dae Hee Lee, Daejeon, KR;
Assignee:
LG CHEM, LTD., Seoul, KR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G02F 1/1337 (2006.01); B32B 7/023 (2019.01); B32B 7/06 (2019.01); B32B 27/16 (2006.01); B32B 27/30 (2006.01); G02F 1/1335 (2006.01); G02B 5/30 (2006.01);
U.S. Cl.
CPC ...
G02F 1/133711 (2013.01); B32B 7/023 (2019.01); B32B 7/06 (2013.01); B32B 27/16 (2013.01); B32B 27/308 (2013.01); G02B 5/30 (2013.01); G02F 1/133528 (2013.01); B32B 2305/55 (2013.01); B32B 2307/42 (2013.01); B32B 2307/514 (2013.01); C09K 2323/02 (2020.08); C09K 2323/03 (2020.08); G02F 1/133726 (2021.01); G02F 2202/022 (2013.01);
Abstract
The present specification provides a multi-layer liquid crystal film including: a substrate; a first alignment film provided on the substrate; a first liquid crystal film provided on the first alignment film; a second alignment film provided on the first liquid crystal film and comprising a multifunctional acrylate; and a second liquid crystal film provided on the second alignment film, and a method for manufacturing a polarizing plate, including: laminating the multi-layer liquid crystal film to a polarizer, and peeling off the substrate.