公开(公告)号：US20180166520A1

公开(公告)日：2018-06-14

申请号：US15591992

申请日：2017-05-10

Applicant: LG Display Co., Ltd.

Inventor： Ji Yeon KANG ,  Il Chan JUNG

IPC: H01L27/32

CPC classification number: H01L27/3248 ,  H01L27/3211 ,  H01L27/3246 ,  H01L51/0097 ,  H01L51/5056 ,  H01L51/5088 ,  Y02E10/549

Abstract: Provided is an organic light emitting display device having a protective substrate configured to minimize permeation of moisture or static electricity into the device. The protective substrate is disposed on the bottom surface of a substrate so as to support and protect a substrate having an organic light emitting diode from moisture.