Title:
COLOR FILM SUBSTRATE AND PREPARATION METHOD THEREFOR
Document Type and Number:
WIPO Patent Application WO/2021/093028
Kind Code:
A1
Abstract:
A color film substrate and a preparation method therefor. The color film substrate (100) is provided with a pixel definition layer (50), the pixel definition layer (50) is provided with a first pixel definition structure (51) and a second pixel definition structure (52), and the second pixel definition structure (52) clads the first pixel definition structure (51). The pixel definition layer (50) enhances the structural supporting force thereof while ensuring the light shielding and hydrophobicity properties thereof, so that same may reach a target height and is not prone to the phenomenon of undercutting.
Inventors:
ZHANG LIANGFEN (CN)
Application Number:
PCT/CN2019/121430
Publication Date:
May 20, 2021
Filing Date:
November 28, 2019
Export Citation:
Assignee:
SHENZHEN CHINA STAR OPTOELECTRONICS SEMICONDUCTOR DISPLAY TECH CO LTD (CN)
International Classes:
H01L27/32
Foreign References:
| CN107845668A | 2018-03-27 | |||
| CN109065569A | 2018-12-21 | |||
| CN102798916A | 2012-11-28 | |||
| CN110098220A | 2019-08-06 | |||
| US20150293280A1 | 2015-10-15 |
Attorney, Agent or Firm:
PURPLEVINE INTELLECTUAL PROPERTY (SHENZHEN) CO., LTD (CN)
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