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.

Date of Patent:
Mar. 19, 2024

Filed:

Feb. 02, 2021
Applicants:

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

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

Inventors:

Jia Deng, Beijing, CN;

Jialin Wang, Beijing, CN;

Rongkun Fan, Beijing, CN;

Shengqiang Wu, Beijing, CN;

Xue Meng, Beijing, CN;

Yuanhong Wen, Beijing, CN;

Senlin Ma, Beijing, CN;

Chaoxue Qin, Beijing, CN;

Peng Wang, Beijing, CN;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B32B 41/00 (2006.01); B32B 3/04 (2006.01); B32B 17/06 (2006.01); B32B 37/00 (2006.01); B32B 37/12 (2006.01); B32B 37/22 (2006.01); H10K 50/84 (2023.01); H10K 71/00 (2023.01); H10K 71/50 (2023.01); H10K 77/10 (2023.01); H10K 102/00 (2023.01);
U.S. Cl.
CPC ...
B32B 37/003 (2013.01); B32B 3/04 (2013.01); B32B 17/06 (2013.01); B32B 37/1284 (2013.01); B32B 37/22 (2013.01); B32B 41/00 (2013.01); H10K 50/841 (2023.02); H10K 71/00 (2023.02); H10K 71/50 (2023.02); H10K 77/111 (2023.02); B32B 2457/206 (2013.01); H10K 2102/311 (2023.02);
Abstract

A bonding method and a bonding device for a flexible panel. In the process of bonding a protective cover plate and the flexible panel, a heated-type optical adhesive is used, the optical adhesive at normal temperature has relatively low viscosity and the viscosity thereof is below a bondable threshold, so that before the flexible panel and the edge of the protective cover plate are bonded, the optical adhesive and the edge of the protective cover plate come into contact in advance and then can be effectively separated, thus poor bonding in a bending region is avoided, the risk of generating bubbles and cracks is small, and the bonding yield can be improved. Moreover, the optical adhesive is increased in viscosity after heated, thereby ensuring that the flexible panel is bonded to the protective cover plate.


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