Invention Grant
US09564600B2 Compound having an indolocarbazole ring structure and organic electroluminescent device
有权
具有吲哚咔唑环结构的化合物和有机电致发光器件
- Patent Title: Compound having an indolocarbazole ring structure and organic electroluminescent device
- Patent Title (中): 具有吲哚咔唑环结构的化合物和有机电致发光器件
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Application No.: US14000406Application Date: 2012-02-14
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Publication No.: US09564600B2Publication Date: 2017-02-07
- Inventor: Norimasa Yokoyama , Makoto Nagaoka , Sawa Izumi , Hiroshi Ookuma , Shuichi Hayashi
- Applicant: Norimasa Yokoyama , Makoto Nagaoka , Sawa Izumi , Hiroshi Ookuma , Shuichi Hayashi
- Applicant Address: JP Tokyo
- Assignee: HODOGAYA CHEMICAL CO., LTD.
- Current Assignee: HODOGAYA CHEMICAL CO., LTD.
- Current Assignee Address: JP Tokyo
- Agency: Greenblum & Bernstein, P.L.C.
- Priority: JP2011-035287 20110222
- International Application: PCT/JP2012/053336 WO 20120214
- International Announcement: WO2012/114928 WO 20120830
- Main IPC: H01L51/00
- IPC: H01L51/00 ; C07D487/04 ; C09K11/06 ; H05B33/10 ; H01L51/50

Abstract:
A compound having an indolocarbazole ring structure is represented by the following general formula (1), and is used as a material for forming a highly efficient and highly durable organic electroluminescent device. The compound features excellent hole injection/transport capability, has electron blocking power and is highly stable in the form of a thin film. wherein, A is a divalent aromatic hydrocarbon group or aromatic heterocyclic group, Ar1 to Ar4 are monovalent aromatic hydrocarbon groups or aromatic heterocyclic groups, and R1 to R9 are hydrogen atoms, deuterium atoms, fluorine atoms, chlorine atoms, cyano groups, nitro groups, alkyl groups, cycloalkyl groups, alkenyl groups, alkyloxy groups, cycloalkyloxy groups, aromatic hydrocarbon groups, aromatic heterocyclic groups or aryloxy groups.
Public/Granted literature
- US20140124756A1 COMPOUND HAVING AN INDOLOCARBAZOLE RING STRUCTURE AND ORGANIC ELECTROLUMINESCENT DEVICE Public/Granted day:2014-05-08
Information query
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