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:
Jun. 21, 2022
Filed:
Oct. 15, 2018
Applicant:
Skc Co., Ltd., Gyeonggi-do, KR;
Inventors:
Young Min Heo, Gyeonggi-do, KR;
Sechul Lee, Gyeonggi-do, KR;
Jung Won Yu, Gyeonggi-do, KR;
Seungwon Lee, Gyeonggi-do, KR;
Jung Kyu Lee, Gyeonggi-do, KR;
Assignee:
SKC CO., LTD., Gyeonggi-do, KR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G02F 1/1335 (2006.01); G02F 1/13363 (2006.01); G02B 1/14 (2015.01); C08L 27/12 (2006.01); G02B 5/30 (2006.01); B29C 48/00 (2019.01);
U.S. Cl.
CPC ...
G02F 1/133634 (2013.01); C08L 27/12 (2013.01); G02B 1/14 (2015.01); B29C 48/0018 (2019.02); B32B 2457/202 (2013.01); C09K 2323/03 (2020.08); C09K 2323/035 (2020.08); G02B 5/30 (2013.01); G02F 1/133528 (2013.01); G02F 2201/50 (2013.01); G02F 2201/54 (2013.01); G02F 2202/40 (2013.01); G02F 2413/04 (2013.01); G02F 2413/13 (2013.01);
Abstract
Embodiments relate to an optical film and a liquid crystal display device comprising the same. More specifically, the embodiments relate to an optical film that is excellent in optical characteristics and has no polarization unevenness since it comprises a base layer that has a low in-plane retardation and a low thickness direction retardation and has an excellent adhesiveness by virtue of a proper level of surface tension, a process for preparing the same, and a liquid crystal display device comprising the same.