ORGANIC ELECTROLUMINESCENT DEVICE COMPRISING AN ELECTRON BUFFER LAYER AND AN ELECTRON TRANSPORT LAYER

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专利权人:

ROHM AND HAAS ELECTRONIC MATERIALS KOREA LTD

发明人:

CHO Sang-Hee,MOON Doo-Hyeon

申请号：

US201716327955

公开号：

US2019221751(A1)

申请日:

2017.09.15

申请国别(地区):

美国

年份:

2019

代理人:

摘要：

The present disclosure relates to an organic electroluminescent device. The organic electroluminescent device of the present disclosure comprises a specific combination of an electron buffer material and an electron transport material which can provide high efficiency and/or long lifespan.

来源网站：

中国工程科技知识中心

来源网址：

http://www.ckcest.cn/home/