Photodynamic polymers,possessing interesting properties such as surface relief gratings among others,have attracted considerable attention in recent years and are promising for information industries such as data stor...Photodynamic polymers,possessing interesting properties such as surface relief gratings among others,have attracted considerable attention in recent years and are promising for information industries such as data storage.However,the relationship between the degree of functionalization and properties of photodynamic polymers has not been thoroughly investigated yet.Two kinds of azo photodynamic polymers with different degree of functionalization were synthesized by post azo coupling reactions. T gs of photodynamic polymers increase as the degree of functionalization increasing.The polymers synthesized exhibit significant photodynamic behavior.展开更多
O437 2003042829新型有机/无机聚合物网络的合成与二阶非线性光学=Synthesis and second-order nonlinearity of novel organic/inorganicnetwork by sol-gel process[刊,中]/王坚(中山大学化学化工学院高分子研究所.广东,广州(510275))...O437 2003042829新型有机/无机聚合物网络的合成与二阶非线性光学=Synthesis and second-order nonlinearity of novel organic/inorganicnetwork by sol-gel process[刊,中]/王坚(中山大学化学化工学院高分子研究所.广东,广州(510275)),张灵志…∥感光科学与光化学.-2002,20(4).-276-282合成了含双官能团的生色团4’-(N,N-二羟乙基)氨基-4-硝基偶氮苯(DR19),采用溶胶-凝胶方法,通过"两端"交联设计合成了光学性能良好的二阶非线性新型有机/无机复合聚合物网络。经过极化交联后,其在室温和较高温度下均具有良好的二次谐波产生(SHG)稳定性,表明该交联聚合体系能形成致密的硅一氧网络,从而有效地抑制生色团分子的取向松弛。图4参7(张志升)展开更多
文摘Photodynamic polymers,possessing interesting properties such as surface relief gratings among others,have attracted considerable attention in recent years and are promising for information industries such as data storage.However,the relationship between the degree of functionalization and properties of photodynamic polymers has not been thoroughly investigated yet.Two kinds of azo photodynamic polymers with different degree of functionalization were synthesized by post azo coupling reactions. T gs of photodynamic polymers increase as the degree of functionalization increasing.The polymers synthesized exhibit significant photodynamic behavior.
文摘O437 2003042829新型有机/无机聚合物网络的合成与二阶非线性光学=Synthesis and second-order nonlinearity of novel organic/inorganicnetwork by sol-gel process[刊,中]/王坚(中山大学化学化工学院高分子研究所.广东,广州(510275)),张灵志…∥感光科学与光化学.-2002,20(4).-276-282合成了含双官能团的生色团4’-(N,N-二羟乙基)氨基-4-硝基偶氮苯(DR19),采用溶胶-凝胶方法,通过"两端"交联设计合成了光学性能良好的二阶非线性新型有机/无机复合聚合物网络。经过极化交联后,其在室温和较高温度下均具有良好的二次谐波产生(SHG)稳定性,表明该交联聚合体系能形成致密的硅一氧网络,从而有效地抑制生色团分子的取向松弛。图4参7(张志升)