Sumitomo Chemical Company, Limited

Motoaki Usui

Shin-Ya Tanaka

Ken Yoshimura

Daisuke Fukushima

Mio Shiratori

Haruki Otsuka

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: wherein Rto Rrepresent a hydrogen atom, an alkyl group, an aryl group or the like, and Rand Rrepresent an aryl group or a monovalent heterocyclic group, andAr&#x2003;&#x2003;(Y)wherein Arrepresents an arylene group or the like.

Polymer compound and light emitting device using the same

A polymer compound comprising a constituent unit represented by the formula (1') and a constituent unit having a mono-valent cross-linkable group: wherein Rto Rrepresent an alkyl group, an alkoxy group, an aryl group, an aryloxy group, a mono-valent heterocyclic group, Rto Rrepresent a hydrogen atom, an alkyl group, an alkoxy group, an aryl group, an aryloxy group, a mono-valent heterocyclic group, Rand Rrepresent a hydrogen atom, an alkyl group, an aryl group, a mono-valent heterocyclic group, and Arand Arrepresent an arylene group, a di-valent heterocyclic group.

A polymer compound, is provided in which at least a part of repeating units has a group containing a carbon cluster structure. The polymer compound preferably one or more, more preferably two or more, units selected from an arylene unit, a heteroarylene unit and an aromatic amine unit, as repeating units.

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Tsukuba, Japan

Motoaki Usui