公开(公告)号：US20190305245A1

公开(公告)日：2019-10-03

申请号：US16448154

申请日：2019-06-21

申请人： LG DISPLAY CO., LTD

发明人： Jin Ha HWANG ,  Seongsu JANG ,  Young Eun KIM ,  Seong Cheol KIM ,  Sung Soo PARK ,  Kwang Myung SEO

IPC分类号： H01L51/52 ,  H05B33/26

摘要： The present specification provides an electrode laminate including a substrate, an electrode provided on the substrate, and an auxiliary electrode electrically connecting to the electrode and has a laminated structure of a first layer having reflectivity of 80% or greater at a wavelength of 550 nm and a second layer having a higher etching rate compared to the first layer, wherein the auxiliary electrode is either provided between the electrode and the substrate, or provided so that the first layer of the auxiliary electrode adjoins at least part of the side surface of the electrode, and an organic light emitting device including the electrode laminate.