The invention provides novel luminescent poly(arylenevinylene) and poly(heteroarylenevinylene) polymers. The polymers of the invention may be prepared as films and such films may be used as an emissive layer in polymeric light emitting devices. In one embodiment, a bulky aryl group is attached at position (2) of at least one phenylene ring of a poly(phenylenevinylene) backbone. In another embodiment, the bulky aryl is attached at position 3 of at least one 5-membered heteroarylene ring of a poly(heteroarylenevinylene) backbone.
该发明提供了新型发光聚芳
乙烯和聚杂芳
乙烯聚合物。该发明的聚合物可以制备成薄膜,并且这些薄膜可以用作聚合物发光器件中的发光层。在一种实施方式中,一个笨重的芳基团附着在聚(
苯乙烯乙烯基)主链的至少一个苯环的位置(2)上。在另一种实施方式中,笨重的芳基团附着在聚(杂芳
乙烯乙烯基)主链的至少一个5元杂芳环的位置3上。