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    • 1. 发明授权
    • Thermoplastic polymer composition comprising a hyperbranched polymer and articles made using said composition
    • 包含超支化聚合物和使用所述组合物制备的制品的热塑性聚合物组合物
    • US07507474B2
    • 2009-03-24
    • US10498255
    • 2002-12-16
    • Joël VarletFlorence ClementFranck TouraudSandrine RochatNatalia Scherbakoff
    • Joël VarletFlorence ClementFranck TouraudSandrine RochatNatalia Scherbakoff
    • C08G69/02C08G69/08C08G63/00C08G73/10C08G69/26
    • C08G83/005C08G83/002C08L101/005Y10S424/16Y10T428/29Y10T428/2913C08L2666/14
    • The invention relates to thermoplastic compositions comprising a polymer matrix and an additive which modifies the rheological behavior of the matrix in the molten state. The purpose of the invention is to provide a preferably non-reactive additive which can be dispersed in the matrix and which can be used to obtain a good compromise in terms of rheological properties/mechanical properties. According to the invention, the additive is a hyperbranched polymer which is functionalized by R radicals, R being a radical of the following type: substituted or non-substituted hydrocarbon, of the silicon type, linear or branched alkyl, aromatic, arylalkyl, alkylaryl or cycloaliphatic, which can comprise one or more unsaturations and/or one or more heteroatoms. Preferably, the composition does not contain hyperbranched polymers which produce therein a reduction in the molar mass of matrix M which is greater than or equal to 7% in relation to a sample composition which comprises matrix M but which does not contain hyperbranched polymer additive(s). Said mass measurement is taken preferably using a predetermined protocol P. The invention is suitable for molding, extrusion, engineered plastics, wires and fibers.
    • 本发明涉及包含聚合物基质和添加剂的热塑性组合物,其改变熔融状态下的基质的流变行为。 本发明的目的是提供一种优选的非反应性添加剂,其可以分散在基质中,并且可用于在流变性/机械性能方面获得良好的折中。 根据本发明,添加剂是由R 2基团官能化的超支化聚合物,R 2是下列类型的基团:硅型,直链或支链烷基的取代或未取代的烃, 芳基,芳烷基,烷基芳基或脂环族,其可以包含一个或多个不饱和基团和/或一个或多个杂原子。 优选地,组合物不含有超支化聚合物,其在其中产生相对于包含基质M但不含超支化聚合物添加剂的样品组合物大于或等于7%的基质M的摩尔质量的降低 )。 所述质量测量优选使用预定方案P.本发明适用于模制,挤出,工程塑料,线和纤维。
    • 2. 发明申请
    • Thermoplastic polymer composition comprising a hyperbranched polymer and articles made using said composition
    • 包含超支化聚合物和使用所述组合物制备的制品的热塑性聚合物组合物
    • US20060211822A1
    • 2006-09-21
    • US10498255
    • 2002-12-16
    • Joel VarletFlorence ClementFranck TouraudSandrine RochatNatalia Scherbakoff
    • Joel VarletFlorence ClementFranck TouraudSandrine RochatNatalia Scherbakoff
    • C08L67/02C08L77/00
    • C08G83/005C08G83/002C08L101/005Y10S424/16Y10T428/29Y10T428/2913C08L2666/14
    • The invention relates to thermoplastic compositions comprising a polymer matrix and an additive which modifies the rheological behaviour of the matrix in the molten state. The purpose of the invention is to provide a preferably non-reactive additive which can be dispersed in the matrix and which can be used to obtain a good compromise in terms of rheological properties/mechanical properties. According to the invention, the additive is a hyperbranched polymer which is functionalised by R radicals, R being a radical of the following type: substituted or non-substituted hydrocarbon, of the silicon type, linear or branched alkyl, aromatic, arylalkyl, alkylaryl or cycloaliphatic, which can comprise one or more unsaturations and/or one or more heteroatoms. Preferably, the composition does not contain hyperbranched polymers which produce therein a reduction in the molar mass of matrix M which is greater than or equal to 7% in relation to a sample composition which comprises matrix M but which does not contain hyperbranched polymer additive(s). Said mass measurement is taken preferably using a predetermined protocol P. The invention is suitable for moulding, extrusion, engineered plastics, wires and fibres.
    • 本发明涉及包含聚合物基质和添加剂的热塑性组合物,其改变熔融状态下的基质的流变行为。 本发明的目的是提供一种优选的非反应性添加剂,其可以分散在基质中,并且可用于在流变性/机械性能方面获得良好的折中。 根据本发明,添加剂是由R 2基团官能化的超支化聚合物,R 2是下列类型的基团:硅型,直链或支链烷基的取代或未取代的烃, 芳基,芳烷基,烷基芳基或脂环族,其可以包含一个或多个不饱和基团和/或一个或多个杂原子。 优选地,组合物不含有超支化聚合物,其在其中产生相对于包含基质M但不含超支化聚合物添加剂的样品组合物大于或等于7%的基质M的摩尔质量的降低 )。 所述质量测量优选使用预定方案P.本发明适用于模制,挤出,工程塑料,线和纤维。