Invention Grant
- Patent Title: Plurality of host materials and an organic electroluminescence device comprising the same
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Application No.: US15503742Application Date: 2015-08-20
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Publication No.: US10069086B2Publication Date: 2018-09-04
- Inventor: Bitnari Kim , Nam-Kyun Kim , Hong-Yeop Na , Tae-Jin Lee , Kyung-Hoon Choi , Jae-Hoon Shim , Young-Jun Cho , Hee-Ryong Kang , Young-Mook Lim , Hyun-Ju Kang , Doo-Hyeon Moon , Ji-Song Jun , Hee-Choon Ahn , Young-Kwang Kim , Jin-Ri Hong
- Applicant: Rohm and Haas Electronic Materials Korea Ltd.
- Applicant Address: KR Cheonan
- Assignee: ROHM AND HAAS ELECTRONIC MATERIALS KOREA LTD.
- Current Assignee: ROHM AND HAAS ELECTRONIC MATERIALS KOREA LTD.
- Current Assignee Address: KR Cheonan
- Agent S. Matthew Cairns
- Priority: KR10-2014-0108415 20140820; KR10-2015-0003430 20150109; KR10-2015-0116757 20150819
- International Application: PCT/KR2015/008727 WO 20150820
- International Announcement: WO2016/028110 WO 20160225
- Main IPC: H01L51/00
- IPC: H01L51/00 ; C09K11/06 ; H01L51/50 ; H01L51/56
Abstract:
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.
Public/Granted literature
- US20170279056A1 A PLURALITY OF HOST MATERIALS AND AN ORGANIC ELECTROLUMINESCENCE DEVICE COMPRISING THE SAME Public/Granted day:2017-09-28
Information query
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