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    • 8. 发明申请
    • Polysiloxane/Polyimide Copolymers and Blends Thereof
    • 聚硅氧烷/聚酰亚胺共聚物及其共混物
    • US20070299215A1
    • 2007-12-27
    • US11425725
    • 2006-06-22
    • Susanta BanerjeeRobert Russell GallucciGurulingamurthy M HaralurGanesh KailasamWilliam A KernickUtpal Mahendra Vakil
    • Susanta BanerjeeRobert Russell GallucciGurulingamurthy M HaralurGanesh KailasamWilliam A KernickUtpal Mahendra Vakil
    • C08L83/10C08G77/455B32B27/00
    • C08G73/106C08G77/452C08L79/08C08L83/10C08L2205/02C08L2666/20C08L83/00
    • Disclosed herein is a polysiloxane/polyimide block copolymer having a siloxane content of 5 to 30 weight percent, based on the total weight of the block copolymer and comprising repeating units of Formula (I) wherein R1-6 are independently at each occurrence selected from the group consisting of substituted or unsubstituted, saturated, unsaturated or aromatic monocyclic and polycyclic groups having 5 to 30 carbon atoms, substituted or unsubstituted alkyl groups having 1 to 30 carbon atoms and substituted or unsubstituted alkenyl groups having 2 to 30 carbon atoms, V is a tetravalent linker selected from the group consisting of substituted or unsubstituted, saturated, unsaturated or aromatic monocyclic and polycyclic groups having 5 to 50 carbon atoms, substituted or unsubstituted alkyl groups having 1 to 30 carbon atoms, substituted or unsubstituted alkenyl groups having 2 to 30 carbon atoms and combinations comprising at least one of the foregoing linkers, g equals 1 to 30, and d is greater than or equal to 1. Also disclosed are blends of the disclosed block copolymers, methods of making the blends and articles comprising the block copolymer and block copolymer blends.
    • 本发明公开了一种聚硅氧烷/聚酰亚胺嵌段共聚物,其硅氧烷含量为嵌段共聚物总重量的5-30%(重量),并包含式(I)的重复单元,其中R 1-6, 在每次出现时独立地选自具有5至30个碳原子的取代或未取代的,饱和的,不饱和的或芳族的单环和多环基团,取代或未取代的具有1至30个碳原子的烷基和具有2个取代或未取代的烯基 至30个碳原子,V是选自具有5至50个碳原子的取代或未取代的,饱和的,不饱和的或芳族的单环和多环基团,取代或未取代的具有1至30个碳原子的烷基的取代或未取代的四价接头, 具有2至30个碳原子的未取代的烯基和包含至少一个前述接头的组合,g等于1至30, 并且d大于或等于1.还公开了所公开的嵌段共聚物的共混物,制备包含嵌段共聚物和嵌段共聚物共混物的共混物和制品的方法。