EL EL POLYMER COMPOUND CHARGE TRANSPORTING POLYMER COMPOSITION FOR ORGANIC ELECTROLUMINESCENT ELEMENTS ORGANIC ELECTROLUMINESCENT ELEMENT ORGANIC EL DISPLAY DEVICE AND ORGANIC EL LIGHTING

摘要

The present invention provides a polymer compound having a high hole injection transport ability, a charge transport polymer, a composition for an organic electroluminescent device comprising the charge transport polymer, and an organic electroluminescent device. The polymer compound of the present invention has a group represented by formula (1) as a side chain bonded to a carbon atom. [Formula 1] (In Formula (1), the benzocyclobutene ring may have a substituent, and the substituents may combine with each other to form a ring. Ar ¹ represents an aromatic hydrocarbon group or an aromatic heterocyclic group, and n is 1 to Represents an integer of 6, and n Ar ¹ may be the same or different.)