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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 10465098 B1

PDFFull Text
Date of Patent:
Nov. 05, 2019

Filed:

Jun. 23, 2015

Optical adhesive sheet

Applicant:

Lg Chem, Ltd., Seoul, KR;

Inventors:

Joo-Hyun Lee, Gyeonggi-do, KR;

Jang-Soon Kim, Gyeonggi-do, KR;

Bu-Gi Jung, Gyeonggi-do, KR;

Sang-Hwan Kim, Gyeonggi-do, KR;

Sung-Chan Park, Seoul, KR;

Chan-Oh Yoon, Chungcheongbuk-do, KR;

Han-Na Lee, Gyeonggi-do, KR;

Assignee:

LG Chem, Ltd., , KR;

Attorney:

Lerner, David, Littenberg, Krumholz & Mentlik, LLP

Primary Examiner:

Maria V Ewald

Assistant Examiner:

Daniel P Dillon

Int. Cl.
CPC ...
C09J 7/00 (2018.01); C08F 220/18 (2006.01); C08F 265/06 (2006.01); C09J 4/06 (2006.01); G02B 1/04 (2006.01); C09J 7/10 (2018.01); C09J 133/06 (2006.01);
U.S. Cl.
CPC ...
C09J 7/00 (2013.01); C08F 220/18 (2013.01); C08F 265/06 (2013.01); C09J 4/06 (2013.01); C09J 7/10 (2018.01); G02B 1/04 (2013.01); C09J 133/066 (2013.01); C09J 2201/36 (2013.01); C09J 2201/606 (2013.01); C09J 2201/622 (2013.01); C09J 2203/318 (2013.01); C09J 2433/00 (2013.01);
Abstract

The present invention provides an optical adhesive sheet including a layered structure of a first adhesive layer and a second adhesive layer, in which the first adhesive layer has a glass transition temperature of −50° C. to −30° C. and a modulus of 0.3×10Pa to about 0.6×10Pa, and the second adhesive layer has a glass transition temperature of −20° C. to −10° C. and a modulus of 0.7×10Pa to 1.0×10Pa.

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Lee, Joo-Hyun. (2019). Optical adhesive sheet (U.S. Patent No. 10465098). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/10465098

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