A metal complex composition comprising a metal complex including a structure represented by the following formula (1) and a charge transport material,
wherein in the formula (1), Ra represents an alkyl group having 2 to 30 carbon atoms, and R1, R2, R3 and R4 each independently represent a hydrogen atom, an alkyl group having 1 to 30 carbon atoms that may have a substituent, or the like, provided that adjacent groups among R1, R2, R3 and R4 may be bonded to each other to form a ring structure.
一种
金属络合物组合物,由包括下式(1)所代表结构的
金属络合物和电荷传输材料组成、
式(1)中,Ra 代表具有 2 至 30 个碳原子的烷基,R1、R2、R3 和 R4 各自独立地代表氢原子、具有 1 至 30 个碳原子且可能具有取代基的烷基或类似基团,条件是 R1、R2、R3 和 R4 中的相邻基团可以相互键合以形成环状结构。