Title:
CHARGE-TRANSPORTING VARNISH
Document Type and Number:
WIPO Patent Application WO/2016/052252
Kind Code:
A1
Abstract:
A charge-transporting substance which comprises an arylamine derivative represented by formula (1), the charge-transporting substance showing satisfactory solubility in organic solvents. When a thin film produced from a charge-transporting varnish which contains the charge-transporting substance is applied as a hole injection layer, then an organic EL element having excellent luminance characteristics is rendered possible.
[In formula (1), R1 to R8 each independently represent a hydrogen atom, etc.; Ar1 represents a phenyl group, etc.; n is an integer of 1 to 3; and X represents a divalent organic group represented by formula (2a) or (2b).
(In formulae (2a) and (2b), R9 and R10 each independently represent a C1-20 alkyl group, etc.; R11 and R12 each independently represent a hydrogen atom or a fluorine atom; R13 to R20 each independently represent a hydrogen atom, etc.; and m is an integer of 1 to 4.)]
Inventors:
MORIYAMA SHOJI (JP)
OTA HIROFUMI (JP)
OTA HIROFUMI (JP)
Application Number:
PCT/JP2015/076640
Publication Date:
April 07, 2016
Filing Date:
September 18, 2015
Export Citation:
Assignee:
NISSAN CHEMICAL IND LTD (JP)
International Classes:
C07C211/55; H01L51/50; H05B33/10
Domestic Patent References:
| WO2013022419A1 | 2013-02-14 | |||
| WO2014009310A1 | 2014-01-16 |
Foreign References:
| JPH07126226A | 1995-05-16 | |||
| JP2002179630A | 2002-06-26 |
Attorney, Agent or Firm:
KOJIMA Takashi et al. (JP)
Takashi Kojima (JP)
Takashi Kojima (JP)
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