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    • 92. 发明申请
    • POLYPROPYLENE COMPOSITION
    • 聚丙烯组合物
    • WO2005044911A1
    • 2005-05-19
    • PCT/IB2004/003584
    • 2004-11-03
    • BASELL POLIOLEFINE ITALIA S.p.A.BERTA, Dominic, A.PELLEGATTI, Giampaolo
    • BERTA, Dominic, A.PELLEGATTI, Giampaolo
    • C08L23/10
    • C08L23/10C08L23/0815C08L23/14C08L23/16C08L2205/02C08L2205/03C08L2666/04C08L2666/02
    • A propylene polymer composition comprising the following components: a) from 50% to 90% by weight of a propylene homopolymer or a propylene copolymer containing up to 5% by mol of derived units of C2-C20 alpha-olefins, having the following features: (i) a polydispersity index PI>3; (ii) melt flow rate (MFR), as measured at 230°C under a load of 2.16 kg, MFR>1 dg/min; and (iii) fraction soluble in xylene at 25°C (XSRT)>1% b) from 5% to 25% by weight a copolymer of ethylene and one or more derived units of C4-C20 alpha-olefins having the following features: (i) content of ethylene derived units higher than 50% by mol and lower than 92% by mol; (ii) intrinsic viscosity (IV) higher than 1.2 dL/g and lower than 6 dL/g; (iii) density ranging from 0.850 to 0.890 g/cm 3 ; and (iv) a crystallinity content, expressed as the enthalpy of fusion, lower than 62 J/g c) from 5% to 25% by weight of a copolymer of propylene and ethylene having the following features: (i) content of propylene derived units higher than 50% by mol and lower than 92% by mol; (ii) intrinsic viscosity (IV) higher than 2 dL/g and lower than 6 dL/g; (iii) density ranging from 0.850 to 0.890 g/cm3; (iv) the value of the product of reactivity ratios rlxr2 lower than 2; and (v) a crystallinity content, expressed as the enthalpy of fusion, lower than 45 J/g wherein the weight ratio between the ethylene copolymer (component b) and the sum of component b) and component c) is equal to or higher than 0.5 and less than or equal to 0.9.
    • 包含以下组分的丙烯聚合物组合物:a)50重量%至90重量%的丙烯均聚物或含有至多5摩尔%的C2-C20α-烯烃衍生单元的丙烯共聚物,具有以下特征: (i)多分散指数PI> 3; (ii)熔体流动速率(MFR),在230℃,2.16kg负荷下测量,MFR> 1dg / min; 和(iii)25℃下可溶于二甲苯的馏分(XSRT)> 1%b)5重量%至25重量%的乙烯与一种或多种C4-C20α-烯烃衍生单元的共聚物具有以下特征: (i)乙烯衍生单元含量高于50摩尔%且低于92摩尔% (ii)高于1.2dL / g且小于6dL / g的特性粘度(Ⅳ); (iii)密度范围为0.850至0.890g / cm 3; 丙烯和乙烯的共聚物的重量比为5%至25%,具有以下特征:(i)丙烯衍生单元的含量 高于50摩尔%,低于92摩尔% (ii)高于2dL / g且低于6dL / g的特性粘度(IV); (iii)密度范围为0.850至0.890g / cm3; (iv)反应性比率rlxr2的值低于2的值; 和(v)以熔融焓表示的结晶度含量低于45J / g,其中乙烯共聚物(组分b)与组分b)和组分c)之和的重量比等于或高于 0.5且小于或等于0.9。
    • 100. 发明申请
    • COMPONENTS AND CATALYSTS FOR THE POLYMERIZATION OF OLEFINS
    • 用于烯烃聚合的组分和催化剂
    • WO2004024785A1
    • 2004-03-25
    • PCT/EP2003/008593
    • 2003-08-01
    • BASELL POLIOLEFINE ITALIA S.P.A.MORINI, GiampieroBALBONTIN, GiulioVITALE, Gianni
    • MORINI, GiampieroBALBONTIN, GiulioVITALE, Gianni
    • C08F10/00
    • C08F10/00C08F110/06C08F4/651C08F4/6543C08F2500/08
    • The present invention relates to a solid catalyst component for the polymerization of olefins CH 2 =CHR in which R is hydrogen or a hydrocarbon radical with 1-12 carbon atoms, comprising Mg, Ti, halogen and an electron donor selected from succinates, said catalyst component being obtainable by a process comprising the following steps: (a) dissolving a halide of magnesium in a solvent system comprising an organic epoxy compound or an organic phosphorus compound and optionally an inert diluent to form a solution; (b) mixing the obtained solution with a titanium compound to form a mixture; (c) precipitating a solid from the mixture obtained in step (b) in the presence of a succinate and/or an auxiliary precipitant; (d) if a succinate is not used in step (c), contacting the solid obtained in (c) with a succinate, and (e) treating the solid obtained in (c) or (d) with a titanium compound optionally in the presence of an inert diluent.
    • 本发明涉及用于烯烃CH 2 = CHR聚合的固体催化剂组分,其中R是氢或具有1-12个碳原子的烃基,包括Mg,Ti,卤素和选自琥珀酸盐的电子给体,所述催化剂组分 可通过包括以下步骤的方法获得:(a)将镁的卤化物溶解在包含有机环氧化合物或有机磷化合物和任选的惰性稀释剂的溶剂体系中以形成溶液; (b)将所得溶液与钛化合物混合以形成混合物; (c)在琥珀酸盐和/或辅助沉淀剂存在下从步骤(b)中获得的混合物中沉淀出固体; (d)如果在步骤(c)中不使用琥珀酸酯,则将(c)中得到的固体与琥珀酸酯接触,和(e)用钛化合物处理在(c)或(d)中获得的固体, 存在惰性稀释剂。