公开(公告)号：US11465163B2

公开(公告)日：2022-10-11

申请号：US16699796

申请日：2019-12-02

Applicant: Samsung Display Co. Ltd.

Inventor： Jun Ho Jo ,  Min Ho Moon ,  Young Ho Park ,  Young Suck Choi

IPC: C23C16/04 ,  C23C14/04 ,  B05B12/20

Abstract: A deposition mask unit includes a deposition mask sheet including a plurality of openings, and a deposition mask frame including a raised portion at which the deposition mask sheet is attachable to the deposition mask frame. The raised portion includes a support portion, and a bonding portion protruding from an upper surface of the support portion, an upper surface of the bonding portion being curved.