A photorefractive composition comprising a polymer prepared by living radical polymerization, wherein: the living radical polymerization is carried out using a monomer, a polymerization initiator, transition metal catalyst and a ligand capable of reversibly forming a complex with the transition metal catalyst, and the polymer comprises at least one of a repeat unit including a moiety having charge transport ability and a repeat unit including a moiety having non-linear-optical ability, and the polymer contains fullerene moiety(ies) at the polymer terminal position.
一种光折射组合物,包含通过活自由基聚合法制备的聚合物,其中:活自由基聚合法使用单体、聚合
引发剂、过渡
金属催化剂和能够与过渡
金属催化剂可逆形成络合物的配位体进行,聚合物包含包含具有电荷传输能力的分子的重复单元和包含具有非线性光学能力的分子的重复单元中的至少一种,聚合物末端位置包含
富勒烯分子。