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Patent Searching and Data


Title:
OLED DISPLAY PANEL AND MANUFACTURING METHOD THEREFOR, AND OLED DISPLAY DEVICE
Document Type and Number:
WIPO Patent Application WO/2021/042659
Kind Code:
A1
Abstract:
The present invention provides an OLED display panel and a manufacturing method therefor, and an OLED display device. The OLED display panel comprises a base substrate, a thin film transistor array layer, a flat layer, a light emitting device layer, and a thin film packaging layer; the thin film packaging layer comprises a first thin film packaging layer and a second thin film packaging layer. By replacing a pixel-defining layer structure with the first thin film packaging layer, the present invention improves the side packaging capability and the water and oxygen erosion resistance of the OLED display panel, and improves the high thermal stability and the overall bending performance of a product.

Inventors:
XIE MING (CN)
Application Number:
PCT/CN2020/071674
Publication Date:
March 11, 2021
Filing Date:
January 13, 2020
Export Citation:
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Assignee:
WUHAN CHINA STAR OPTOELECTRONICS SEMICONDUCTOR DISPLAY TECH CO LTD (CN)
International Classes:
H01L27/32; H01L51/52; H01L51/56
Foreign References:
CN109148724A2019-01-04
CN108615752A2018-10-02
CN107845668A2018-03-27
CN109103217A2018-12-28
US20150144933A12015-05-28
Attorney, Agent or Firm:
PURPLEVINE INTELLECTUAL PROPERTY (SHENZHEN) CO., LTD. (CN)
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