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:
Jul. 29, 2025
Filed:
Jun. 26, 2019
Applicant:
Samsung Sdi Co., Ltd., Yongin-si, KR;
Inventors:
Sung Hyun Mun, Suwon-si, KR;
Ji Ho Kim, Suwon-si, KR;
Ji Won Kang, Suwon-si, KR;
Il Jin Kim, Suwon-si, KR;
Kyoung Gon Park, Suwon-si, KR;
Gwang Hwan Lee, Suwon-si, KR;
Jin Young Lee, Suwon-si, KR;
Jae Hyun Han, Suwon-si, KR;
Assignee:
Samsung SDI Co., Ltd., Yongin-si, KR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C09J 133/08 (2006.01); C09J 7/10 (2018.01); C09J 7/38 (2018.01); C09J 11/06 (2006.01); G02B 1/14 (2015.01);
U.S. Cl.
CPC ...
C09J 133/08 (2013.01); C09J 7/10 (2018.01); C09J 7/385 (2018.01); C09J 11/06 (2013.01); C09J 2203/318 (2013.01); C09J 2301/312 (2020.08); C09J 2433/00 (2013.01); G02B 1/14 (2015.01);
Abstract
The present invention provides: a porous adhesive film which is formed from an adhesive composition including (meth)acrylic copolymers having hydroxyl groups and alkylene glycol groups, and which has a modulus of less than approximately 30 kPa at 25° C. and a peel strength of approximately 700 gf/in or greater at 25° C.; an optical member comprising same; and an optical display device comprising same.