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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 11618837 B1

PDFFull Text
Date of Patent:
Apr. 04, 2023

Filed:

May. 14, 2018

Adhesive film, optical member including same, and optical display device including same

Applicants:

Samsung Sdi Co., Ltd., Yongin-si, KR;

Samsung Electronics Co., Ltd., Suwon-si, KR;

Inventors:

Ji Ho Kim, Suwon-si, KR;

Ji Won Kang, Suwon-si, KR;

Jin Young Lee, Suwon-si, KR;

Jae Hyun Han, Suwon-si, KR;

Byeong Do Kwak, Suwon-si, KR;

Il Jin Kim, Suwon-si, KR;

Sung Hyun Mun, Suwon-si, KR;

Gwang Hwan Lee, Suwon-si, KR;

Ik Hwan Cho, Suwon-si, KR;

In Chui Hwang, Suwon-si, KR;

Assignees:

Samsung SDI Co., Ltd., Yongin-si, KR;

Samsung Electronics Co., Ltd., Suwon-si, KR;

Attorney:

Lewis Roca Rothgerber Christie LLP

Primary Examiner:

Anish P Desai

Int. Cl.
CPC ...
C09J 11/08 (2006.01); C09J 7/38 (2018.01); C09J 7/29 (2018.01); C08K 7/22 (2006.01); C08L 33/06 (2006.01); C08L 33/08 (2006.01); C08L 47/00 (2006.01); C09J 4/00 (2006.01); B82Y 30/00 (2011.01);
U.S. Cl.
CPC ...
C09J 7/385 (2018.01); C08K 7/22 (2013.01); C08L 33/066 (2013.01); C08L 33/08 (2013.01); C08L 47/00 (2013.01); C09J 4/00 (2013.01); C09J 7/29 (2018.01); C09J 11/08 (2013.01); B82Y 30/00 (2013.01); C08K 2201/003 (2013.01); C08L 2203/16 (2013.01); C08L 2207/53 (2013.01); C08L 2312/00 (2013.01); C09J 2433/00 (2013.01); Y10T 428/2891 (2015.01);
Abstract

Provided are an adhesive film, an optical member including the same, and an optical display device including the same, the adhesive film being formed from a monomer mixture comprising an alkyl group-containing acrylate and a hydroxyl group-containing acrylate, wherein the adhesive film has a modulus of 80 kPa or less at −20° C., and the adhesive film has a value of 40% to 140% in equation 1 at 25° C.

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