公开(公告)号：US09929222B2

公开(公告)日：2018-03-27

申请号：US15278276

申请日：2016-09-28

Applicant: LG Display Co., Ltd.

Inventor： YoungNam Lim ,  SeungKyu Choi ,  SoonKwang Hong ,  SangHo Lee ,  DaeWon Ryu ,  Seonghee Noh

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

CPC classification number: H01L27/3246 ,  H01L27/3216 ,  H01L27/322 ,  H01L27/3258 ,  H01L27/326 ,  H01L27/3262 ,  H01L51/5209 ,  H01L51/5225 ,  H01L51/5253 ,  H01L51/5271

Abstract: A substrate for an organic light emitting display device and an organic light emitting display device are provided. The substrate to the organic light emitting display device includes a protective layer having a non-flat shape; a first electrode on the protective layer and having the non-flat shape; and a bank layer on the protective layer and the first electrode. The bank layer having an opening for exposing the first electrode. The protective layer is formed at the opening of the bank layer and a part of an area with the bank layer.