Invention Grant
- Patent Title: Cover window and foldable display device including the same
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Application No.: US17130630Application Date: 2020-12-22
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Publication No.: US11721244B2Publication Date: 2023-08-08
- Inventor: Changwoo Chun , Jungmin Lee , Sejin Jang , Youngjoo Park
- Applicant: LG DISPLAY CO., LTD.
- Applicant Address: KR Seoul
- Assignee: LG Display Co., Ltd.
- Current Assignee: LG Display Co., Ltd.
- Current Assignee Address: KR Seoul
- Agency: Morgan, Lewis & Bockius LLP
- Priority: KR 20190177976 2019.12.30
- Main IPC: G09F9/30
- IPC: G09F9/30 ; G06F1/16 ; B32B3/30 ; B32B7/14 ; B32B27/08

Abstract:
Provided is a cover window. The cover window includes a substrate layer. The cover window further includes a hard-coating layer on the substrate layer. The cover window further includes a protective film disposed on the hard-coating layer and including a base film and a plurality of protrusions protruding from the base film. The cover window further includes an adhesive layer disposed on surfaces of the plurality of protrusions and bonding the hard-coating layer and the protective film. The protective film includes a first area and second areas disposed on both sides of the first area. The plurality of protrusions are disposed in the first area. The plurality of protrusions have a shape in which the protrusions disposed on one side and the protrusions disposed on the other side are symmetrical to each other with respect to a central line of the first area.
Public/Granted literature
- US20210201712A1 COVER WINDOW AND FOLDABLE DISPLAY DEVICE INCLUDING THE SAME Public/Granted day:2021-07-01
Information query