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:
Nov. 12, 2024
Filed:
Oct. 25, 2019
Applicant:
Lg Chem, Ltd., Seoul, KR;
Inventors:
Jin Young Park, Daejeon, KR;
Yunah Yu, Daejeon, KR;
Duk Hun Jang, Daejeon, KR;
Yongjoon Heo, Daejeon, KR;
Yeongrae Chang, Daejeon, KR;
Assignee:
LG CHEM, LTD., Seoul, KR;
Primary Examiner:
Int. Cl.
CPC ...
G02F 1/1333 (2006.01); C08G 73/10 (2006.01); C08G 73/14 (2006.01); C08L 79/08 (2006.01); G02B 1/04 (2006.01); G02B 1/14 (2015.01); G06F 1/16 (2006.01);
U.S. Cl.
CPC ...
G02F 1/133331 (2021.01); C08G 73/1039 (2013.01); C08G 73/1067 (2013.01); C08G 73/14 (2013.01); C08L 79/08 (2013.01); G02B 1/04 (2013.01); G02B 1/14 (2015.01); G06F 1/1652 (2013.01); C09K 2323/06 (2020.08);
Abstract
The present disclosure relates to a cover window for a flexible display device and a flexible display device including the cover window, wherein the cover window includes a polymer substrate including a polyamideimide block copolymer; and a hard coating layer formed on at least one surface of the polymer substrate and having a pencil hardness of 5H or more under a load of 750 g, and no crack occurs when wound on a mandrel having a diameter of 3 mm.