- Charge-transporting paint
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A charge-transporting varnish including charge-transporting material comprising N,N'-diaryl benzidine derivatives represented by formula (1), a charge-accepting dopant comprising heteropoly acid, and an organic solvent. [In the formula, R 1 to R 8 independently represent hydrogen, a halogen, an alkyl having 1 to 20 carbon atoms, an alkenyl having 2 to 20 carbon atoms or an alkynyl having 2 to 20 carbon atoms; and Ar 1 and Ar 2 independently represent groups represented by formulas (2) or (3). (In the formula, R 9 to R 18 independently represent hydrogen, a halogen, an alkyl having 1 to 20 carbon atoms, an alkenyl having 2 to 20 carbon atoms or an alkynyl having 2 to 20 carbon atoms; and X 1 and X 2 independently represent hydrogen, a halogen, an alkyl having 1 to 20 carbon atoms, an alkenyl having 2 to 20 carbon atoms, an alkynyl having 2 to 20 carbon atoms, diphenylamino, 1-naphthylphenylamino, 2-naphthylphenylamino, di(1-naphthyl)-amino, and di(2-naphthyl)-amino or 1-naphthyl-2-naphtylamino.)]
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Paragraph 0081; 0082
(2018/06/21)
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- AROMATIC AMINE DERIVATIVE, AND ORGANIC ELECTROLUMINESCENT ELEMENT COMPRISING SAME
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An aromatic amine derivative represented by the following formula (1), wherein at least one of Ar1 to Ar3 is represented by the following formula (2), wherein X1 to X3 are independently a nitrogen atom or CR2, provided that two of X1 to X3 are a nitrogen atom and X1 and X3 are not simultaneously a nitrogen atom.
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