| abstract |
Provided is a polymer compound which is useful for production of a light emitting device excellent in light emission efficiency is provided. The polymer compound contains a constitutional unit represented by the formula (1) and a constitutional unit represented by the formula (Y) as follows: n nwherein R 1 to R 8 represent a hydrogen atom, an alkyl group, an aryl group or the like, and R A and R B represent an aryl group or a monovalent heterocyclic group, andn n Ar Y1 (Y)n nwherein Ar Y1 represents an arylene group or the like. |