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    • 32. 发明申请
    • MINERAL FILLED POLYPROPYLENE COMPOSITION
    • 矿物填充聚丙烯组合物
    • WO2015091372A1
    • 2015-06-25
    • PCT/EP2014/077790
    • 2014-12-15
    • BASELL POLIOLEFINE ITALIA S.R.L.
    • MASSARI, PaolaCIARAFONI, MarcoWILLEMS, SanderROHRMANN, Jürgen
    • C08L23/12B29C45/00
    • C08L23/12B29C45/0001C08K3/34C08L23/0815C08L23/16C08L2205/025C08L2207/02
    • A polypropylene composition for the production of molded articles, such as finished parts for the automotive industry, has melt flow rate (230°C, 2.16 Kg) of at least 25 g /10 min and comprises: (A) 50-95% of a composition having an intrinsic viscosity of the fraction soluble in xylene at 25 °C of 3.0-5.0 dl/g and comprising: (Al) 70-95% of a propylene homopolymer having a Polydispersity Index (PI) of 4.3-10, a fraction insoluble in xylene at 25 °C higher than 90% and a MFR (230°C, 2.16 Kg) of 100- 250 g/10 min; (A2) 5-30% of a copolymer of propylene with 36-44% of ethylene-derived units; (B) optionally up to 45% of a heterophasic propylene polymer, having MFR (230°C, 2.16 Kg) of 10-25 g/10 min, flexural modulus higher than 1400 MPa, and comprising 5-20% of a copolymer rubber component and 80-95% of a matrix propylene polymer component; (C) 2-10% of an ethylene based elastoplastic copolymer; and (D) optionally up to 20% of talc.
    • 用于生产模制品的聚丙烯组合物,例如用于汽车工业的成品,其熔体流动速率(230℃,2.16Kg)为至少25g / 10min,包括:(A)50-95% 在25℃下可溶于二甲苯的馏分的特性粘度为3.0-5.0dl / g的组合物,其组成为:(Al)70-95%的多分散指数(PI)为4.3-10的丙烯均聚物, 在25℃下不溶于二甲苯的馏分高于90%,MFR(230℃,2.16Kg)为100-250g / 10min; (A2)5-30%丙烯与36-44%乙烯衍生单元的共聚物; (B)任选多达45%的多相丙烯聚合物,MFR(230℃,2.16Kg)为10-25g / 10min,弯曲模量高于1400MPa,并且包含5-20%的共聚物橡胶 组分和80-95%的基质丙烯聚合物组分; (C)2-10%的乙烯基弹性共聚物; 和(D)任选地最多20%的滑石。
    • 35. 发明申请
    • PROCESS FOR THE PREPARATION OF HETEROPHASIC PROPYLENE POLYMER COMPOSITIONS
    • 制备异构丙烯聚合物组合物的方法
    • WO2013072225A1
    • 2013-05-23
    • PCT/EP2012/071974
    • 2012-11-07
    • BASELL POLIOLEFINE ITALIA S.R.L.
    • GALVAN, MonicaPANTALEONI, RobertoFUSCO, OfeliaGADDI, BenedettaNEUMANN, AndreasMAZZUCCO, AntonioCOLLINA, GianniCIARAFONI, Marco
    • C08F10/06C08F4/651C08F4/654C08F2/00
    • C08L23/12C08F10/06C08F4/651C08F4/6543C08F2/00C08F210/16C08F210/06C08F2500/11C08F2500/12C08F2500/17C08F2500/21C08F2/001C08F110/06C08L23/16
    • A processfor the preparation of propylene polymer compositions comprising from 50 to 90 % by weight of a propylene (co)polymer fraction insoluble in xylene at 25°C, and from 10 to 50% by weight of an ethylene copolymer fraction soluble in xylene at 25°C, said process comprising: (i)a first step of polymerizing propylene in the optional presence of ethylene and/or C 4 - C 10 alpha olefins, to produce a propylene (co)polymer being for at least 85% by weight insoluble in xylene at 25°C; and (ii)a successive step, carried out in gas-phase, in the presence of the product coming from step (i), of copolymerizing a mixture of ethylene with one or more α-olefins CH 2 =CHR in which R is a hydrocarbon radical having 1-10 carbon atoms, to produce an ethylene copolymer; the process being carried out in the presence of a catalyst system comprising: the product obtained by contacting: (a) a solid catalyst component comprising a magnesium halide, a titanium compound having at least a Ti-halogen bond and at least two internal electron donor compounds one of which being present in an amount from 35 to 90% by mol with respect to the total amount of donors and being selected from succinates and the other being selected from 1,3-diethers, the total amount of internal electron donor compounds being lower than 14.0% by weight with respect to the total weight of the solid catalyst component; with (b) an aluminum hydrocarbyl compound, and optionally with (c) an external electron donor compound.
    • 一种制备丙烯聚合物组合物的方法,其包含50至90重量%的在25℃下不溶于二甲苯的丙烯(共)聚合物部分和10至50重量%在25℃下可溶于二甲苯的乙烯共聚物部分 ℃,所述方法包括:(i)在乙烯和/或C 4 -C 10α-烯烃的任选存在下聚合丙烯的第一步骤,以产生不溶于二甲苯的至少85重量%的丙烯(共)聚合物 在25°C; 和(ii)在来自步骤(i)的产物存在下,在气相中进行共聚合乙烯与一种或多种α-烯烃CH 2 = CHR的混合物的连续步骤,其中R是烃 具有1-10个碳原子的基团,以制备乙烯共聚物; 该方法在催化剂体系存在下进行,该催化剂体系包括:通过使(a)包含卤化镁的固体催化剂组分,至少具有Ti-卤素键的钛化合物和至少两个内部电子给体 其中一种相对于供体总量为35至90摩尔%,其中一种选自琥珀酸酯,另一种选自1,3-二醚,内给电子体化合物的总量为 相对于固体催化剂组分的总重量低于14.0重量% 与(b)铝烃基化合物,和任选与(c)外电子给体化合物。