公开(公告)号：US20220267194A1

公开(公告)日：2022-08-25

申请号：US17522461

申请日：2021-11-09

Applicant: Samsung Display Co., LTD.

Inventor： Jae Hoon JEONG ,  Jin Seock KIM ,  Seung Yo YANG ,  Byung-Seo YOON ,  Jung Kyu JO ,  Kyu Young KIM ,  Han Sun RYOU ,  Jin Nyoung HEO

IPC: C03C15/00

Abstract: An etching device includes a chamber; a supporter disposed in the chamber; a heater disposed in the supporter; and an applier disposed on the supporter. A glass is disposed on the supporter, the applier applies an etchant on the glass such that a thickness of the etchant applied reduces from a center of the glass toward an edge of the glass.