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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 12207490 B1

PDFFull Text
Date of Patent:
Jan. 21, 2025

Filed:

Jan. 04, 2022

Method for treating transparent adhesive layer of protective film on display back plate of display panel

Applicants:

Chengdu Boe Optoelectronics Technology Co., Ltd., Sichuan, CN;

Boe Technology Group Co., Ltd., Beijing, CN;

Inventors:

Mingjiong Zhang, Beijing, CN;

Taofeng Xie, Beijing, CN;

Hao Yan, Beijing, CN;

Zeyu Li, Beijing, CN;

Assignees:

Chengdu BOE Optoelectronics Technology Co., Ltd., Sichuan, CN;

BOE Technology Group Co., Ltd., Beijing, CN;

Attorney:

IPro, PLLC

Primary Examiner:

Alonzo Chambliss

Int. Cl.
CPC ...
H10K 50/842 (2023.01); B32B 7/06 (2019.01); B32B 27/20 (2006.01); B32B 27/28 (2006.01); H01L 21/683 (2006.01); H01L 27/12 (2006.01); H10K 50/844 (2023.01); H10K 59/131 (2023.01); H10K 59/80 (2023.01); H10K 71/00 (2023.01); H10K 59/12 (2023.01); H10K 102/00 (2023.01);
U.S. Cl.
CPC ...
H10K 50/8426 (2023.02); B32B 7/06 (2013.01); B32B 27/20 (2013.01); B32B 27/281 (2013.01); H01L 21/6836 (2013.01); H01L 27/1266 (2013.01); H10K 50/844 (2023.02); H10K 59/131 (2023.02); H10K 59/873 (2023.02); H10K 59/8794 (2023.02); H10K 71/00 (2023.02); H10K 59/1201 (2023.02); H10K 2102/311 (2023.02);
Abstract

Disclosed is a method for manufacturing a display panel. The method includes: providing a display back plate, wherein the display back plate is provided with a light emitting side; attaching a protective film on the light emitting side of the display back plate, wherein the protective film comprises a transparent adhesive layer disposed on the display back plate and a heavy release film disposed on a side, distal from the display back plate, of the transparent adhesive layer; treating the transparent adhesive layer; and removing the heavy release film, and attaching a functional layer on a side, distal from the display back plate, of the transparent adhesive layer.

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