中科微点-全球专利检索

  1. Login
  2. Sign Up

Search Results

187 records (took 0.027 seconds)

    POLYOLEFIN COMPOSITIONS
    62.
    发明申请
    POLYOLEFIN COMPOSITIONS 审中-公开
    聚烯烃组合物

    公开(公告)号：WO2008061843A1

    公开(公告)日：2008-05-29

    申请号：PCT/EP2007/060756

    申请日：2007-10-10

    Applicant: BASELL POLIOLEFINE ITALIA S.R.L. ,  MARZOLLA, Roberta ,  CIARAFONI, Marco ,  GRAZZI, Michele ,  MASSARI, Paola ,  NEWS, Jean

    Inventor： MARZOLLA, Roberta ,  CIARAFONI, Marco ,  GRAZZI, Michele ,  MASSARI, Paola ,  NEWS, Jean

    IPC: C08L23/10 ,  C08J5/18 ,  C08L23/08

    CPC classification number: C08J5/18 ,  C08F210/06 ,  C08J2323/10 ,  C08L23/08 ,  C08L23/10 ,  C08L2666/06 ,  C08F2/001 ,  C08F4/6492 ,  C08F110/06 ,  C08F2500/12 ,  C08F210/16 ,  C08F210/08 ,  C08F2500/17

    Abstract: Polyo lefin compositions, comprising (percent by weight): 1) 55-80% of a homopolymer or copolymer of propylene, said copolymer containing up to 15% of ethylene and/or C4-C10 -olefin(s). 2) 20-45% of a copolymer of ethylene with one or more C4-C10 -olefin(s) containing from 10 to 40% of said C4-C10 -olefin(s); said compositions having values of MFR (230 °C, 2.16 kg) up to 20 g/10 min, a total content of ethylene of 20% or more, a total content of C4-C10 -olefin(s) of 4.5% or more, a ratio of the total content of ethylene to the total content of C4-C10 -olefin(s) of 2.3 or more, a total fract ion soluble in xylene at room temperature of 18 wt% or higher and flexural modulus, referred to the composition as a reactor grade, of more than 700 MPa.

    Abstract translation: 包含（重量％）的多元醇组合物：1）55-80％的丙烯均聚物或共聚物，所述共聚物含有至多15％的乙烯和/或C 4 -C 10α-烯烃。 2）乙烯与一种或多种含有10-40％所述C 4 -C 10α-烯烃的C 4 -C 10α-烯烃的共聚物的20-45％; 所述组合物的MFR（230℃，2.16kg）至多20g / 10min，乙烯的总含量为20％以上，C4-C10-烯烃的总含量为4.5％以上 ，乙烯的总含量与C4-C10-烯烃的总含量的比例为2.3以上，在室温下可溶于二甲苯的总分解离子的总重量为18重量％以上，弯曲弹性模量，称为 组成为反应器级，超过700MPa。

    POLYOLEFINIC COMPOSITIONS HAVING GOOD WHITENING RESISTANCE
    64.
    发明申请
    POLYOLEFINIC COMPOSITIONS HAVING GOOD WHITENING RESISTANCE 审中-公开
    具有良好耐光性的聚合物组合物

    公开(公告)号：WO2006067023A1

    公开(公告)日：2006-06-29

    申请号：PCT/EP2005/056264

    申请日：2005-11-28

    Applicant: BASELL POLIOLEFINE ITALIA S.R.L. ,  MASSARI, Paola ,  CIARAFONI, Marco ,  NEWS, Jean

    Inventor： MASSARI, Paola ,  CIARAFONI, Marco ,  NEWS, Jean

    IPC: C08L23/14 ,  C08L23/10

    CPC classification number: C08L23/10 ,  C08L23/04 ,  C08L23/06 ,  C08L23/08 ,  C08L23/12 ,  C08L23/142 ,  C08L23/16 ,  C08L2205/03 ,  C08L2666/02 ,  C08F210/06 ,  C08F2/001 ,  C08F4/6492 ,  C08F4/651

    Abstract: A polypropylene composition comprising (per cent by weight) (a) 50-77% of a crystalline propylene polymer having an amount of isotactic pentads (mmmm), measured by 13C-MNR on the fraction insoluble in xylene at 25° C, higher than 97.5 molar % and a polydispersity index ranging from 4 to 10; (b) 13-28% of an elastomeric copolymer of ethylene and propylene, the copolymer having an amount of recurring units deriving from ethylene ranging from 30 to 70% and being partially soluble in xylene at ambient temperature, the polymer fraction soluble in xylene at ambient temperature having an intrinsic viscosity value ranging from 2 to 4 dl/g; and (c) 10-22% of polyethylene having an intrinsic viscosity value ranging from 1 to 3 dl/g, in said composition component (b) plus component (c) being in amounts of at least 25 wt%. The polymer composition exhibits good impact resistant, whitening resistance and relatively low stiffness.

    Abstract translation: 包含（重量百分数）（a）50-77％的具有全同立构五单元组（Mwmm）的结晶丙烯聚合物的聚丙烯组合物，其通过13C-MNR测量在25℃下不溶于二甲苯的级分，高于 97.5摩尔％，多分散指数为4〜10; （b）13-28％的乙烯和丙烯的弹性体共聚物，该共聚物具有一定量的衍生自乙烯的重复单元，范围为30至70％，并且在环境温度下部分溶于二甲苯，聚合物馏分可溶于二甲苯 环境温度的特性粘度值范围为2至4dl / g; 和（c）所述组合物组分（b）加组分（c）的特性粘度值为1至3dl / g的聚乙烯的10-22％的量为至少25重量％。 聚合物组合物表现出良好的抗冲击性，耐白化性和相对低的刚度。

    ELASTOMERIC POLYOLEFIN COMPOSITIONS
    65.
    发明申请
    ELASTOMERIC POLYOLEFIN COMPOSITIONS 审中-公开
    弹性聚烯烃组合物

    公开(公告)号：WO2006037705A1

    公开(公告)日：2006-04-13

    申请号：PCT/EP2005/054370

    申请日：2005-09-05

    Applicant: Basell Poliolefine Italia s.r.l. ,  MASSARI, Paola ,  NEUMANN, Andreas ,  COLLINA, Gianni ,  FUSCO, Ofelia

    Inventor： MASSARI, Paola ,  NEUMANN, Andreas ,  COLLINA, Gianni ,  FUSCO, Ofelia

    IPC: C08L23/10

    CPC classification number: C08F210/06 ,  C08F10/00 ,  C08F110/06 ,  C08F210/16 ,  C08L23/0815 ,  C08L23/10 ,  C08L23/16 ,  C08F4/651 ,  C08F2/001 ,  C08L2666/06 ,  C08F2500/15 ,  C08F2500/12 ,  C08F2500/17 ,  C08F2500/04 ,  C08F210/08 ,  C08F2500/21 ,  C08F210/14

    Abstract: 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 C 4 -C 10 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 13 C 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 C 4 -C 10 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.

    Abstract translation: 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 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（mmmm）的含量由 25℃，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。

Patent Agency Ranking