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. 23, 2021
Filed:
Sep. 19, 2017
Applicant:
Lg Chem, Ltd., Seoul, KR;
Inventors:
Sang Min Kwak, Daejeon, KR;
Seong Wook Kang, Daejeon, KR;
Dong Wan Kim, Daejeon, KR;
Kil An Jung, Daejeon, KR;
Ki Joong Lee, Daejeon, KR;
Min Su Park, Daejeon, KR;
Jong Sung Park, Daejeon, KR;
Assignee:
LG CHEM, LTD., Seoul, KR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G02B 1/14 (2015.01); B32B 7/12 (2006.01); B32B 27/08 (2006.01); G02B 1/16 (2015.01); G02B 1/18 (2015.01); G02B 5/30 (2006.01);
U.S. Cl.
CPC ...
G02B 1/14 (2015.01); B32B 7/12 (2013.01); B32B 27/08 (2013.01); G02B 1/16 (2015.01); G02B 1/18 (2015.01); B32B 2250/24 (2013.01); B32B 2255/10 (2013.01); B32B 2255/26 (2013.01); B32B 2307/518 (2013.01); B32B 2457/202 (2013.01); G02B 5/3033 (2013.01);
Abstract
The optical film according to the present invention has a feature that it can implement zero retardation and have high slip property and thus enabling self-winding, even while using an acrylic resin not containing monomers having a ring structure.