公开(公告)号：US20220408581A1

公开(公告)日：2022-12-22

申请号：US17896733

申请日：2022-08-26

Applicant: Samsung Electronics Co., Ltd.

Inventor： Kyoungdon SON ,  Poonggi JUNG ,  Sejin KIM ,  Hakju KIM ,  Jindeuk JEON

IPC: H05K5/03 ,  C03B23/03 ,  C03C17/00 ,  B24B29/00

Abstract: A rear cover of an electronic device is provided. The rear cover includes a glass substrate including a first face facing a first direction, a second face facing a second direction opposite to the first direction, and at least one side face disposed between the first face and the second face, a roughness layer formed on the first face and having a first roughness, a hairline pattern formed on the roughness layer and having a second roughness, and a hard coating layer formed on the roughness layer and the hairline pattern.