Process for the Preparation of Impact Resistant Propylene Polymer Compositions
    11.
    发明申请
    Process for the Preparation of Impact Resistant Propylene Polymer Compositions 有权
    制备耐冲击丙烯聚合物组合物的方法

    公开(公告)号:US20120083576A1

    公开(公告)日:2012-04-05

    申请号:US13376893

    申请日:2010-06-16

    摘要: A process for the preparation of propylene polymer compositions carried out in the presence of a catalyst system comprising (a) a solid catalyst component having average particle size ranging from 15 to 80 μm comprising a magnesium halide, a titanium compound having at least a Ti-halogen bond and at least two electron donor compounds one of which being present in an amount from 50 to 90% by mol with respect to the total amount of donors and selected from succinates and the other being selected from 1,3 diethers, (b) an aluminum alkyl and optionally (c) an external electron donor compound, and comprising the following steps: (i) contacting the catalyst components (a), (b) and optionally (c); (ii) pre-polymerizing up to forming amounts of polymer from about 0.1 up to about 1000 g per gram of solid catalyst component (a); (iii) polymerizing propylene producing a propylene (co)polymer being for at least 85% by weight of insoluble in xylene at 25° C. and (iv) in a successive step, carried out in gas-phase, polymerizing mixtures of ethylene with α-olefins CH2═CHR in which R is a hydrocarbon radical having 1-10 carbon atoms, to produce the said ethylene copolymer.

    摘要翻译: 一种制备丙烯聚合物组合物的方法,所述组合物在催化剂体系存在下进行,所述催化剂体系包含(a)平均粒度为15-80μm的固体催化剂组分,其包含卤化镁,至少具有Ti- 卤素键和至少两种电子给体化合物,其中一种以相对于供体总量为50-90%摩尔量存在,选自琥珀酸盐,另一种选自1,3-二醚,(b) 烷基铝和任选的(c)外电子给体化合物,并包括以下步骤:(i)使催化剂组分(a),(b)和任选的(c)接触; (ii)每克固体催化剂组分(a)预聚合至约0.1至约1000g的聚合物的形成量; (iii)聚合丙烯,产生丙烯(共)聚合物,其在25℃下为不溶于二甲苯的至少85重量%,和(iv)在连续步骤中,在气相聚合乙烯混合物 其中R是具有1-10个碳原子的烃基的α-烯烃CH 2 = CHR,以制备所述乙烯共聚物。

    Elastomeric polyolefin compositions
    12.
    发明授权
    Elastomeric polyolefin compositions 有权
    弹性聚烯烃组合物

    公开(公告)号:US07772324B2

    公开(公告)日:2010-08-10

    申请号:US11664575

    申请日:2005-09-05

    IPC分类号: C08L23/00 C08L23/04 C08L23/10

    摘要: An olefin polymer composition comprising (by weight, unless otherwise specified): A) 60-85% of a crystalline propylene homopolymer or a crystalline copolymer of propylene containing 3% or less of ethylene or C4-C10 α-olefin(s) or of combinations thereof, said homopolymer or copolymer having a Polydispersity Index (P.I.) value of from 4.5-6 and a content of isotactic pentads (mmmm), measured by 13C NMR on the fraction insoluble in xylene at 25° C., higher than 96%; B) 15-40% of a partially amorphous copolymer of ethylene containing from 35% to 70% of propylene or C4-C10 α-olefin(s) or of combinations thereof, and optionally minor proportions of a diene. The said olefin polymer composition exhibits a value of elongation at break ranging from 150 to 600% according to ISO method 527.

    摘要翻译: 包含(按重量计,除非另有说明)的烯烃聚合物组合物:A)60-85%的结晶丙烯均聚物或含有3%或更少量乙烯或C 4 -C 10α-烯烃的丙烯的结晶共聚物或 其组合,所述均聚物或共聚物具有4.5-6的多分散指数(PI)值和全同立构五单元组(mmmm)的含量,通过13C NMR测量在25℃下不溶于二甲苯的级分,高于96% ; B)15-40%的含有35%至70%丙烯或C 4 -C 10α-烯烃或其组合的乙烯的部分无定形共聚物,以及任选的少量二烯。 所述烯烃聚合物组合物根据ISO方法527显示出150至600%的断裂伸长率值。

    CATALYST COMPONENTS FOR THE POLYMERIZATION OF OLEFINS
    16.
    发明申请
    CATALYST COMPONENTS FOR THE POLYMERIZATION OF OLEFINS 有权
    用于烯烃聚合的催化组分

    公开(公告)号:US20100292419A1

    公开(公告)日:2010-11-18

    申请号:US12735278

    申请日:2008-12-22

    IPC分类号: C08F4/10 B01J31/02 C08F4/602

    摘要: Prepolymerized catalyst component for the polymerization of olefins CH2═CHR in which R is hydrogen or a hydrocarbyl radical with 1-12 carbon atoms, having average particle size equal to or lower than 30 μm comprising a solid catalyst component comprising magnesium halide, a titanium compound having at least a Ti-halogen bond and at least two electron donor compounds one of which being selected from 1,3-diethers and the other one being selected from esters of aromatic mono or dicarboxylic acids, said solid catalyst component being prepolymerized with an olefin, having from 2 to 10 carbon atoms, to such an extent that the amount of the olefin prepolymer is equal to or lower than 50 g per g of solid catalyst component.

    摘要翻译: 用于烯烃CH 2 = CHR聚合的预聚合催化剂组分,其中R是氢或具有1-12个碳原子的烃基,平均粒度等于或小于30μm,包括包含卤化镁的固体催化剂组分,钛化合物 具有至少一个Ti-卤键和至少两个电子给体化合物,其中一个选自1,3-二醚,另一个选自芳族单或二羧酸的酯,所述固体催化剂组分与烯烃预聚合 具有2至10个碳原子的烯烃预聚物的量等于或低于每克固体催化剂组分50克的程度。

    Components and catalysts for the polymerization of olefins
    17.
    发明授权
    Components and catalysts for the polymerization of olefins 失效
    用于烯烃聚合的组分和催化剂

    公开(公告)号:US07560521B2

    公开(公告)日:2009-07-14

    申请号:US11200618

    申请日:2005-08-05

    IPC分类号: C08F4/44 C08F210/00

    摘要: A catalyst component for the polymerization of olefins comprising a titanium compound, a Mg-dihalide, a difunctional electron donor compound (ED) selected from diesters, diketones, diamines or diethers, and a monofunctional electron donor compound (MD) selected from ethers, esters, amines or ketones, wherein a molar ratio ED/MD is higher than 10.

    摘要翻译: 用于烯烃聚合的催化剂组分,包括钛化合物,二卤化镁,选自二酯,二酮或二醚的双官能电子给体化合物(ED)和选自醚,酯的单官能电子给体化合物(MD) ,胺或酮,其中ED / MD的摩尔比高于10。

    Elastomeric Polyolefin Compositions
    18.
    发明申请
    Elastomeric Polyolefin Compositions 有权
    弹性聚烯烃组合物

    公开(公告)号:US20080071032A1

    公开(公告)日:2008-03-20

    申请号:US11664575

    申请日:2005-09-05

    IPC分类号: C08L23/00

    摘要: An olefin polymer composition comprising (by weight, unless otherwise specified): A) 60-85% of a crystalline propylene homopolymer or a crystalline copolymer of propylene containing 3% or less of ethylene or C4-C10 α-olefin(s) or of combinations thereof, said homopolymer or copolymer having a Polydispersity Index (P.I.) value of from 4.5-6 and a content of isotactic pentads (mmmm), measured by 13C NMR on the fraction insoluble in xylene at 25° C., higher than 96%; B) 15-40% of a partially amorphous copolymer of ethylene containing from 35% to 70% of propylene or C4-C10 α-olefin(s) or of combinations thereof, and optionally minor proportions of a diene. The said olefin polymer composition exhibits a value of elongation at break ranging from 150 to 600% according to ISO method 527.

    摘要翻译: 包含(按重量计,除非另有说明)的烯烃聚合物组合物:A)60-85%的结晶丙烯均聚物或含有3%或更少乙烯或C 4 -C 3的丙烯的结晶共聚物 10%的α-烯烃或其组合,所述均聚物或共聚物的多分散指数(PI)值为4.5-6,全同立构五单元组的含量(mmmm)由 25℃,不高于96%的不溶于二甲苯的级分的13 C NMR; B)15-40%的含有35%至70%丙烯或C 4 -C 10α-烯烃的部分无定形乙烯共聚物或 它们的组合,和任选的少量二烯。 所述烯烃聚合物组合物根据ISO方法527显示出150至600%的断裂伸长率值。