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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 10903435 B1

PDFFull Text
Date of Patent:
Jan. 26, 2021

Filed:

Oct. 17, 2018

Flexible display device

Applicant:

Dongwoo Fine-chem Co., Ltd., Iksan-si, KR;

Inventors:

Seungwoo Lee, Hwaseong-si, KR;

Inkyu Song, Pyeongtaek-si, KR;

Assignee:

DONGWOO FINE-CHEM CO., LTD., Iksan-si, KR;

Attorney:

Sughrue Mion, PLLC

Primary Examiner:

Prabodh M Dharia

Int. Cl.
CPC ...
H01L 51/00 (2006.01); H01L 51/52 (2006.01); B32B 7/12 (2006.01); H01L 27/32 (2006.01); C09J 183/04 (2006.01); B32B 27/08 (2006.01); H01L 51/56 (2006.01);
U.S. Cl.
CPC ...
H01L 51/0097 (2013.01); B32B 7/12 (2013.01); B32B 27/08 (2013.01); C09J 183/04 (2013.01); H01L 27/3232 (2013.01); H01L 51/0001 (2013.01); H01L 51/524 (2013.01); H01L 51/5293 (2013.01); H01L 51/56 (2013.01); H01L 27/323 (2013.01); H01L 51/5281 (2013.01); H01L 2251/5338 (2013.01);
Abstract

A flexible display device is disclosed. The flexible display device includes a display panel; a functional structure disposed on the display panel; a window disposed on the functional structure; a first adhesive layer formed between the display panel and the functional structure; and a second adhesive layer formed between the functional structure and the window, wherein the first adhesive layer and the second adhesive layer have a tan δ of 0.8 to 1 at −20° C. The flexible display device is excellent in bending resistance and durability while including a plurality of layers.

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