An optical material obtainable by electrically polarizing a high polymer molded article obtained from a composition comprising a copolymer of vinylidene cyanide and at least one comonomer selected from vinyl compounds, other vinylidene compounds and dienes having uniformly dispersed therein from 0.1 to 70% by weight of an organic molecular crystal having nonlinear optical effects, with the total amount of the copolymer and the organic molecular crystal being 100% by weight. The optical material has excellent orientation of the organic molecular crystal, great nonlinear optical effects, and excellent moldability.
一种光学材料,可通过对高聚物模制件进行电偏振获得,该模制件的组合物包括亚
乙烯氰和至少一种共聚物,共聚物选自
乙烯基化合物、其他亚
乙烯基化合物和二烯,其中均匀分散有 0.1% 至 70% (按重量计)具有非线性光学效应的有机分子晶体,共聚物和有机分子晶体的总量为 100%(按重量计)。这种光学材料具有极佳的有机分子晶体定向性、极佳的非线性光学效应和极佳的成型性。