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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 12759265 B1

PDFFull Text
Date of Patent:
Oct. 13, 2026

Filed:

Sep. 28, 2020

Front panel for display device, flexible organic electroluminescence display device, stacked body for display device, and stacked body

Applicant:

Dai Nippon Printing Co., Ltd., Tokyo, JP;

Inventors:

Atsuhiro Kobayashi, Tokyo, JP;

Yousuke Kousaka, Tokyo, JP;

Takayuki Fukuda, Tokyo, JP;

Kazuya Honda, Tokyo, JP;

Kana Yamamoto, Tokyo, JP;

Yoshimasa Ogawa, Tokyo, JP;

Jun Sato, Tokyo, JP;

Gen Furui, Tokyo, JP;

Keisuke Yamada, Tokyo, JP;

Saori Kawaguchi, Tokyo, JP;

Assignee:

DAI NIPPON PRINTING CO., LTD., Tokyo, JP;

Attorney:

HSML P.C.

Primary Examiner:

Ermias T Woldegeorgis

Int. Cl.
CPC ...
H01L 51/52 (2006.01); B32B 7/022 (2019.01); 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 27/36 (2006.01); B32B 27/40 (2006.01); C08F 220/30 (2006.01); C08F 222/10 (2006.01); C08J 5/18 (2006.01); C08J 7/04 (2020.01); C08J 7/046 (2020.01); H05K 5/03 (2006.01); H10K 59/80 (2023.01); H10K 102/00 (2023.01);
U.S. Cl.
CPC ...
B32B 17/10 (2013.01); B32B 7/022 (2019.01); B32B 7/12 (2013.01); B32B 27/08 (2013.01); B32B 27/281 (2013.01); B32B 27/283 (2013.01); B32B 27/308 (2013.01); B32B 27/36 (2013.01); B32B 27/40 (2013.01); C08F 220/301 (2020.02); C08F 222/104 (2020.02); C08F 222/1065 (2020.02); C08J 5/18 (2013.01); C08J 7/042 (2013.01); C08J 7/046 (2020.01); H05K 5/03 (2013.01); H10K 59/871 (2023.02); B32B 2250/03 (2013.01); B32B 2250/04 (2013.01); B32B 2250/24 (2013.01); B32B 2255/10 (2013.01); B32B 2255/26 (2013.01); B32B 2270/00 (2013.01); B32B 2307/308 (2013.01); B32B 2307/412 (2013.01); B32B 2307/51 (2013.01); B32B 2307/54 (2013.01); B32B 2307/542 (2013.01); B32B 2307/558 (2013.01); B32B 2309/105 (2013.01); B32B 2315/08 (2013.01); B32B 2333/08 (2013.01); B32B 2367/00 (2013.01); B32B 2375/00 (2013.01); B32B 2379/08 (2013.01); B32B 2383/00 (2013.01); B32B 2457/206 (2013.01); B32B 2457/208 (2013.01); C08J 2333/08 (2013.01); H10K 2102/311 (2023.02);
Abstract

The present disclosure provides a front panel for a display device comprising a substrate layer, an A layer, an impact absorbing layer, and a B layer, in this order, wherein a shear storage elastic modulus of the A layer and the B layer, at frequency of 950 Hz and temperature of 23° C., is 20 MPa or less, and in the impact absorbing layer, a tensile storage elastic modulus at frequency of 950 Hz and temperature of 23° C. is 200 MPa or more and 5000 MPa or less, and a glass transition temperature is 50° C. or more.

Find Patent Forward Citations

Kobayashi, Atsuhiro. (2026). Front panel for display device, flexible organic electroluminescence display device, stacked body for display device, and stacked body (U.S. Patent No. 12759265). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/12759265

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

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