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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.:

US 11347109 B1

PDFFull Text
Date of Patent:
May. 31, 2022

Filed:

Jan. 21, 2019

Multilayer liquid crystal film, polarizing plate and method for preparing polarizing plate

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:

Dentons US LLP

Primary Examiner:

Ruiyun Zhang

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.

Find Patent Forward Citations

Kim, Ji. (2022). Multilayer liquid crystal film, polarizing plate and method for preparing polarizing plate (U.S. Patent No. 11347109). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/11347109

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

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