Patent ID: 8580393

Claim:
A polymer compound comprising a repeating unit shown by the following formula (1) wherein at least one of Ar 1 , Ar 2 and Ar 3 is a group shown by the formula (2): in the formula (1), Ar 1 , Ar 2 and Ar 3 , which may be the same or different, are a group shown by the formula (2), a substituted or an unsubstituted aromatic hydrocarbon group having 6 to 60 ring carbon atoms or a substituted or unsubstituted aromatic heterocyclic group having 5 to 60 ring atoms; in the formula (2), L 1 is a substituted or unsubstituted aromatic hydrocarbon group having 6 to 60 ring carbon atoms, a substituted or unsubstituted fluorene group or a substituted or unsubstituted aromatic heterocyclic group having 5 to 60 ring atoms; X is a substituted or unsubstituted hetero atom; R 1 and R 2 , which may be the same or different, are a hydrogen atom, a substituted or unsubstituted aryl group having 6 to 60 ring carbon atoms, a substituted or unsubstituted alkyl group having 1 to 50 carbon atoms, a substituted or unsubstituted alkoxy group having 1 to 50 carbon atoms, a substituted or unsubstituted aryloxy group having 6 to 50 ring carbon atoms, a substituted or unsubstituted arylthio group having 5 to 50 ring atoms, a substituted or unsubstituted alkoxycarhonyl group having 2 to 50 carbon atoms, an amino group substituted by a substituted or unsubstituted aryl group having 6 to 50 ring carbon atoms, a halogen atom, a cyano group, a nitro group, a hydroxyl group or a carboxyl group; when the formula (1) has two or more groups shown by the formula (2), the groups shown by the formula (2) may be the same or different; a is an integer of 0 to 3 and h is an integer of 0 to 4; and the two bonds shown in the formula (1) are, present on a group other than the group shown in the formula (2).