Invention Grant
- Patent Title: Method for fabricating display panel
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Application No.: US16605212Application Date: 2019-09-06
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Publication No.: US11325351B2Publication Date: 2022-05-10
- Inventor: Hanning Yang
- Applicant: Wuhan China Star Optoelectronics Semiconductor Display Technology Co., Ltd.
- Applicant Address: CN Wuhan
- Assignee: Wuhan China Star Optoelectronics Semiconductor Display Technology Co., Ltd.
- Current Assignee: Wuhan China Star Optoelectronics Semiconductor Display Technology Co., Ltd.
- Current Assignee Address: CN Wuhan
- Priority: CN201910404702.9 20190516
- International Application: PCT/CN2019/104743 WO 20190906
- International Announcement: WO2020/228196 WO 20201119
- Main IPC: B05D3/00
- IPC: B05D3/00 ; B05D3/06 ; B32B17/10 ; B32B38/14 ; B32B38/00 ; B32B27/36 ; B32B38/10 ; B32B43/00 ; B32B37/24 ; B32B37/02 ; B32B1/00 ; B29C63/00 ; H01L51/00 ; H01L51/52

Abstract:
A method for fabricating a display panel including a bending area includes: providing a substrate; forming a first flexible layer on the substrate; forming an organic layer on the first flexible layer, wherein a wavelength of light absorbed by the organic layer is different from a wavelength of light absorbed by the first flexible layer; irradiating a part of the organic layer in the bending area with a laser to make at least a portion of the part of the organic layer a carbonized layer, thereby forming a spacer layer; forming a second flexible layer covering the first flexible layer and the spacer layer, wherein the first flexible layer and the second flexible layer are made of a same material and separated by the spacer layer; and cutting a part of the substrate and a part of the first flexible layer in the bending area.
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