公开(公告)号：US20230225150A1

公开(公告)日：2023-07-13

申请号：US17944467

申请日：2022-09-14

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Byeongbeom Kim ,  Seung Kim ,  Seungho Kim ,  Cheolmin Park

IPC: H01L51/52 ,  H01L27/32 ,  H01L51/00 ,  H01L51/56

CPC classification number: H01L51/524 ,  H01L27/3244 ,  H01L51/0017 ,  H01L51/56

Abstract: A method of manufacturing a cover window includes: cutting mother glass into panel glass; chamfering the panel glass; etching an entire surface of the panel glass with a first etching solution including a fluorine-based compound; etching the entire surface of the panel glass with a second etching solution different from the first etching solution; and cleaning the panel glass with a basic cleaning solution.