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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 11976223 B1

PDFFull Text
Date of Patent:
May. 07, 2024

Filed:

Nov. 01, 2022

Adhesive composition, adhesive sheet and image display device prepared from the same

Applicant:

Dongwoo Fine-chem Co., Ltd., Jeollabuk-do, KR;

Inventors:

Kyoung Moon Jung, Jeollanam-do, KR;

Hye Rim Kwon, Incheon, KR;

Geon Shin, Incheon, KR;

In Oh Hwang, Gyeonggi-do, KR;

Assignee:

DONGWOO FINE-CHEM CO., LTD., Jeollabuk-Do, KR;

Attorney:

The PL Law Group, PLLC

Primary Examiner:

Callie E Shosho

Assistant Examiner:

Bethany M Miller

Int. Cl.
CPC ...
C09J 133/08 (2006.01); B32B 7/12 (2006.01); B32B 17/10 (2006.01); B32B 27/08 (2006.01); B32B 27/28 (2006.01); B32B 27/30 (2006.01); B32B 27/32 (2006.01); B32B 27/36 (2006.01); B32B 27/38 (2006.01); B32B 27/40 (2006.01); C08K 5/372 (2006.01);
U.S. Cl.
CPC ...
C09J 133/08 (2013.01); B32B 7/12 (2013.01); B32B 17/10 (2013.01); B32B 27/08 (2013.01); B32B 27/281 (2013.01); B32B 27/285 (2013.01); B32B 27/286 (2013.01); B32B 27/302 (2013.01); B32B 27/304 (2013.01); B32B 27/306 (2013.01); B32B 27/308 (2013.01); B32B 27/32 (2013.01); B32B 27/36 (2013.01); B32B 27/365 (2013.01); B32B 27/38 (2013.01); B32B 27/40 (2013.01); B32B 2255/10 (2013.01); B32B 2255/26 (2013.01); B32B 2307/412 (2013.01); B32B 2307/42 (2013.01); B32B 2307/7246 (2013.01); B32B 2457/202 (2013.01); B32B 2457/206 (2013.01); B32B 2457/208 (2013.01); C08K 5/372 (2013.01);
Abstract

An adhesive composition according to an embodiment includes an acrylic copolymer, and a compound containing a sulfide group and having a refractive index of 1.57 or more. The adhesive sheet prepared from the adhesive composition may have a low glass transition temperature and high refractive index, such that an image display device may not include a separate high refractive index pattern layer.

Find Patent Forward Citations

Jung, Kyoung. (2024). Adhesive composition, adhesive sheet and image display device prepared from the same (U.S. Patent No. 11976223). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/11976223

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

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