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    • 9. 发明授权
    • Polymeric compositions and their production and uses
    • 聚合物组合物及其生产和用途
    • US08697790B2
    • 2014-04-15
    • US13569516
    • 2012-08-08
    • Marco PolverariAnneli LepoMichael O'Toole
    • Marco PolverariAnneli LepoMichael O'Toole
    • C08J3/02C08J3/03C08J3/05D21H17/33
    • C08L79/02C08L39/02C08L2201/54D21H17/56D21H21/10C08L101/00C08L33/26
    • A composition includes a dispersion, having an aqueous phase containing a dissolved water soluble cationic coagulant polymer and if needed a dissolved inorganic salt. The aqueous phase further contains a dispersed water soluble flocculant polymer, wherein the water soluble flocculant polymer is formed of a water soluble ethylenically unsaturated monomer or monomer blend which are polymerized in the aqueous phase. The water soluble cationic coagulant polymer is cationic poly(alkyleneamine), which is the reaction product of the following reaction: H2N—(CH2)m—NR—(CH2)m—NH2+Cl—CH2CH2—Cl, wherein R is selected from the group consisting alkyl radicals containing from 1 to 4 carbon atoms m is an integer of from 1 to 4. The amount of dissolved inorganic salt is less than 10% by weight of the composition, and the composition is in a stable, pourable, dispersion form.
    • 组合物包括具有含有溶解的水溶性阳离子凝结剂聚合物的水相和如果需要的溶解的无机盐的分散体。 水相还含有分散的水溶性絮凝剂聚合物,其中水溶性絮凝剂聚合物由在水相中聚合的水溶性烯属不饱和单体或单体共混物形成。 水溶性阳离子凝结剂聚合物是阳离子聚(亚烷基胺),其是以下反应的反应产物:H 2 N-(CH 2)m -NR - (CH 2)m -NH 2 + Cl-CH 2 CH 2 Cl,其中R选自 包含1至4个碳原子的烷基的基团是1至4的整数。溶解的无机盐的量小于组合物的10重量%,并且组合物处于稳定的可倾倒的分散体 形成。