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    • 9. 发明授权
    • Polymer having quaternary ammonium groups and process for the production
thereof
    • 具有季铵基团的聚合物及其制备方法
    • US6034183A
    • 2000-03-07
    • US93057
    • 1998-06-08
    • Tatsuya OkumuraJiro MizuyaJunji Shiigi
    • Tatsuya OkumuraJiro MizuyaJunji Shiigi
    • C08F2/00C08F2/06C08F2/08C08F12/08C08F20/34C08F20/60C08F18/22
    • C08F20/34C08F20/60
    • A process for preparing polymers having quaternary ammonium groups comprising polymerizing a vinyl monomer component containing a vinyl monomer having a tertiary amino group in the presence of a specific solvent, while quaternizing the tertiary amino group with a quaternizing agent, to produce the vinyl polymers having quaternary ammonium groups in the form of particles dispersed in the solvent, which is possible to easily separate the produced polymers having quaternary ammonium groups from the solvent without requiring a heating step for removing the solvent, and which can produce quaternary ammonium group-containing copolymers having a high content of a hydrophobic vinyl monomer. The quaternary ammonium group-containing copolymers obtained by this process are useful as modifier for plastics, permanent antistatic agent, bactericide or fungicide, chemicals for paper making and water treating agent.
    • 一种制备具有季铵基团的聚合物的方法,包括在特定溶剂存在下聚合包含具有叔氨基的乙烯基单体的乙烯基单体组分,同时用季铵化剂季铵化叔胺基,制备具有季铵化合物的乙烯基聚合物 分散在溶剂中的颗粒形式的铵基团,其可以容易地从所述溶剂中分离具有季铵基团的所得聚合物,而不需要用于除去溶剂的加热步骤,并且其可以生产含季铵基团的共聚物,其具有 高含量的疏水乙烯基单体。 通过该方法获得的含季铵基的共聚物可用作塑料,永久性抗静电剂,杀菌剂或杀真菌剂,造纸用化学品和水处理剂的改性剂。