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    • 21. 发明申请
    • HETEROPHASIC POLYPROPYLENE WITH HIGH FLOWABILITY AND EXCELLENT LOW TEMPERATURE IMPACT PROPERTIES
    • 具有高流动性和极好的低温冲击性能的异质聚丙烯
    • WO2009077032A1
    • 2009-06-25
    • PCT/EP2008/009100
    • 2008-10-28
    • BOREALIS TECHNOLOGY OYNENSETH, SveinDOSHEV, Petar
    • NENSETH, SveinDOSHEV, Petar
    • C08L23/10C08L23/16
    • C08L23/10C08L23/16C08L2308/00C08L2314/06C08L2666/06
    • The present invention relates to a heterophasic polypropylene resin comprising a propylene homo- or copolymer matrix (A) and an ethylene-propylene rubber phase (B) dispersed within the matrix, wherein the heterophasic polypropylene resin has a fraction insoluble in p-xylene at 25°C (XCU) with an intrinsic viscosity of 1.5 dl/g or less, determined according to DIN EN ISO 1628-1 and -3 and an amount of propylene monomer units of at least 95 mol%, and a fraction soluble in p-xylene at 25°C (XCS) with an intrinsic viscosity of 1.5 to 3.0 dl/g, determined according to DIN EN ISO 1628-1 and -3, and an amount of propylene monomer units of 50 to 75 mol%, and a MFR (2.16 kg, 230°C) of more than 100 g/10 min, determined according to ISO 1133, a heterophasic polypropylene composition comprising such a resin, a process for preparing that resin, and an article made thereof.
    • 本发明涉及包含丙烯均聚物或共聚物基质(A)和分散在基体内的乙丙橡胶相(B)的多相聚丙烯树脂,其中多相聚丙烯树脂在25℃下具有不溶于对二甲苯的馏分 °C(XCU),其特性粘度为1.5dl / g或更小,根据DIN EN ISO 1628-1和-3测定,丙烯单体单元的量至少为95mol%,可溶于对 - 25℃的二甲苯(XCS),特性粘度为1.5至3.0dl / g,根据DIN EN ISO 1628-1和-3测定,丙烯单体单元的量为50至75mol%,MFR (2.16kg,230℃)超过100g / 10分钟,根据ISO 1133测定,包含这种树脂的多相聚丙烯组合物,制备该树脂的方法及其制成的制品。