ORGANIC ELECTROLUMINESCENT DEVICE

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专利权人:

Rohm And Haas Electronic Materials Korea Ltd.

发明人:

PARK, Kyoung-Jin,LEE, Tae-Jin,SHIM, Jae-Hoon,DOH, Yoo-Jin,AHN, Hee-Choon,KIM, Young-Kwang,MOON, Doo-Hyeon,YANG, Jeong-Eun,LEE,Su-Hyun,KIM, Chi-Sik,JUN, Ji-Song

申请号：

EP20150825119

公开号：

EP3172780(A4)

申请日:

2015.07.22

申请国别(地区):

欧洲专利局

年份:

2018

代理人:

摘要：

The present invention relates to an organic electroluminescent device. The organic electroluminescent device of the present invention shows high luminous efficiency and good lifespan by comprising a specific combination of the plural kinds of host compounds and a specific hole transport compound.

来源网站：

中国工程科技知识中心

来源网址：

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