A PLURALITY OF HOST MATERIALS AND AN ORGANIC ELECTROLUMINESCENCE DEVICE COMPRISING THE SAME

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专利权人:

Rohm And Haas Electronic Materials Korea Ltd.

发明人:

KIM, Bitnari,KIM, Nam-Kyun,NA, Hong-Yeop,LEE, Tae-Jin,CHOI, Kyung-Hoon,SHIM, Jae-Hoon,CHO, Young-Jun,KANG, Hee-Ryong,LIM, Young-Mook,KANG, Hyun-Ju,MOON, Doo-Hyeon,JUN, Ji-Song,AHN, Hee-Choon,KIM, Young-Kwang,HONG, Jin-Ri

申请号：

EP20150833468

公开号：

EP3183234(A4)

申请日:

2015.08.20

申请国别(地区):

欧洲专利局

年份:

2018

代理人:

摘要：

The present invention relates to a plurality of host materials and an organic electroluminescent device comprising the same. By comprising a specific combination of a plurality of host compounds, the organic electroluminescent device according to the present invention provides excellent lifespan characteristics while maintaining high luminous efficiency.

来源网站：

中国工程科技知识中心

来源网址：

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