Electroluminescence light-emitting cell

摘要

An EL cell exhibiting high luminous efficiency and excellent durability is disclosed. The EL cell comprises a layer of a block copolymer comprising a block component (A) of the following formula (1) having a positive hole transfer capability and a block component (B) of the following formula (2) having an electron transfer capability at molar ratio of the block component (A) to the block (B) between 0.1:99.9 and 99.9:0.1.