申请人:Nissan Chemical Industries, Ltd.
公开号:EP2963699A1
公开(公告)日:2016-01-06
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, R1 to R8 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 Ar1 and Ar2 independently represent groups represented by formulas (2) or (3).
(In the formula, R9 to R18 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 X1 and X2 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.)]
一种电荷传输清漆,包括由式(1)表示的 N,N'-二芳基联苯胺衍生物、由杂多酸组成的电荷接受掺杂剂和有机溶剂组成的电荷传输材料。
[式中,R1 至 R8 分别代表氢、卤素、具有 1 至 20 个碳原子的烷基、具有 2 至 20 个碳原子的烯基或具有 2 至 20 个碳原子的炔基;Ar1 和 Ar2 分别代表式 (2) 或 (3) 所代表的基团。
(在式中,R9 至 R18 独立地代表氢、卤素、具有 1 至 20 个碳原子的烷基、具有 2 至 20 个碳原子的烯基或具有 2 至 20 个碳原子的炔基;以及 X1 和 X2 独立地代表氢、卤素、具有 1 至 20 个碳原子的烷基、具有 2 至 20 个碳原子的烯基、具有 2 至 20 个碳原子的炔基、二苯基氨基、1-萘基苯基氨基、2-萘基苯基氨基、二(1-萘基)氨基和二(2-萘基)氨基或 1-萘基-2-萘基氨基。)]