Polyolefin Compositions Having Good Resistance at Whitening
    31.
    发明申请
    Polyolefin Compositions Having Good Resistance at Whitening 审中-公开
    具有良好的抗白度的聚烯烃组合物

    公开(公告)号:US20110190450A1

    公开(公告)日:2011-08-04

    申请号:US13063357

    申请日:2009-09-21

    IPC分类号: C08L23/12

    摘要: A polyolefin composition comprising, in percentage by weight based on the weight sum of the components (a1), (a2) and (b):a1) 16-78% of a propylene homopolymer or copolymer containing at most 15% of ethylene and/or C4-C10 α-olefin(s), having an isotactic index over 80%; anda2) 6-44% of a copolymer of ethylene with one or more C4-C10 α-olefin(s) containing from 10 to 40%, preferably from 15 to 35%, of said C4-C10 α-olefin(s);b) 3-70% of a butene-1 (co)polymer having:a content of butene-1 derived units of 80% wt or more,flexural modulus (MEF) of 60 MPa or less. The polyolefin composition exhibits good impact resistance, excellent whitening resistance and relatively low stiffness combined with good optical properties suitable for injection and blow molding, thermoforming and film application.

    摘要翻译: 基于组分(a1),(a2)和(b)的重量总和的重量百分比含量的聚烯烃组合物:a1)含有至多15%乙烯和/或其混合物的丙烯均聚物或共聚物的16-78% 或具有超过80%的全同立构指数的C 4 -C 10α-烯烃; 和a2)6-44%的乙烯与一种或多种含有10至40%,优选15至35%的所述C 4 -C 10α-烯烃的C 4 -C 10α-烯烃的共聚物, ; b)3-70%的丁烯-1(共)聚合物,其具有80重量%以上的丁烯-1衍生单元的含量,挠曲模量(MEF)为60MPa以下。 聚烯烃组合物表现出良好的抗冲击性,优异的耐白化性和相对低的刚度以及适于注射和吹塑,热成型和膜应用的良好光学性能。

    Impact resistant polyolefin compositions
    32.
    发明授权
    Impact resistant polyolefin compositions 有权
    耐冲击聚烯烃组合物

    公开(公告)号:US07649052B2

    公开(公告)日:2010-01-19

    申请号:US11596503

    申请日:2005-05-04

    摘要: A heterophasic polyolefin composition comprising: (A) 50-0% of a crystalline propylene polymer; (B) 5-20% of a first elastomeric copolymer of ethylene with at least a C3-C8 α-olefin comonomer; and (C) 10-45% of a second elastomeric copolymer of ethylene with at least a C3-C8 α-olefin comonomer; wherein the ratio between the ethylene content of the fraction insoluble in xylene at room temperature (C2xif) multiplied by the weight percentage of the fraction insoluble in xylene at room temperature (% XIF) and the ethylene content of the fraction soluble in xylene at room temperature (C2xsf) multiplied by the weight percentage of fraction soluble in xylene at room temperature (% SXF) satisfies the following relation (I): C 2 ⁢ xif × % ⁢ XIF C 2 ⁢ xsf × % ⁢ SXF > 0.01 ⁢ x + 0.261 , wherein x is the total amount of ethylene.

    摘要翻译: 多相聚烯烃组合物,其包含:(A)50-0%的结晶丙烯聚合物; (B)5-20%的乙烯与至少一种C 3 -C 8α-烯烃共聚单体的第一弹性体共聚物; 和(C)10-45%的乙烯与至少一种C 3 -C 8α-烯烃共聚单体的第二弹性体共聚物; 其中在室温下不溶于二甲苯的级分的乙烯含量(C2×10)乘以在室温下不溶于二甲苯的级分的重量百分比(%XIF)和在室温下可溶于二甲苯的级分的乙烯含量之比 (C2xsf)乘以在室温下可溶于二甲苯的馏分的重量百分比(%SXF)满足以下关系式(I):C 2 xif x%XIF C 2 xsf x%SXF> 0.01x + 0.261 ,其中x是乙烯的总量。

    Polyolefinic compositions having good whitening resistance
    33.
    发明申请
    Polyolefinic compositions having good whitening resistance 有权
    具有良好耐白化性的聚烯烃组合物

    公开(公告)号:US20090253868A1

    公开(公告)日:2009-10-08

    申请号:US11921097

    申请日:2006-05-05

    IPC分类号: C08L23/16 C08L23/12 C08L23/06

    摘要: A polypropylene composition comprising 65-77 wt % of a crystalline propylene polymer, 8 to less than 13 wt % of an elastomeric copolymer and 10-23 wt % of polyethylene. The said composition exhibits a flexural modulus value higher than 1300 MPa, stress-whitening resistance values corresponding to a diameter of the whitened area of at most 1.7 cm caused by a ram falling from a 76 cm height and a diameter of the whitened area of at most 1.2 cm caused by a ram falling from a 20 cm height, and a value of Izod impact resistance at 23° C. more than 14 kJ/m2 and the one at −20° C. at least 5 kJ/m2.

    摘要翻译: 包含65-77重量%的结晶丙烯聚合物,8至小于13重量%的弹性体共聚物和10-23重量%的聚乙烯的聚丙烯组合物。 所述组合物显示高于1300MPa的弯曲模量值,对应于由高度76厘米的白垩层的直径和白色区域的白度范围 大约1.2厘米,由一个20厘米高的夯锤引起的,在23℃下的悬臂梁式冲击强度值大于14kJ / m 2,而在-20℃下的抗冲击强度值至少为5kJ / m 2。

    Impact Resistant Polyolefin Compositions

    公开(公告)号:US20070203298A1

    公开(公告)日:2007-08-30

    申请号:US11596503

    申请日:2005-05-04

    IPC分类号: C08F8/00

    摘要: A heterophasic polyolefin composition comprising (percent by weight): (A) 50-0% of a crystalline propylene polymer having a polydispersity index value from 5.2 to 10 and a content of isotactic pentads (mmmm) higher than 97.5 molar %; said polymer containing at least 95% of recurring units deriving from propylene; (B) 5-20% of a first elastomeric copolymer of ethylene with at least a C3-C8 α-olefin comonomer, said copolymer containing from 25 to less than 40% of ethylene, and being soluble in xylene at room temperature in an amount from higher 85 to 95 wt % the intrinsic viscosity [η] of the xylene soluble fraction ranging from 2.5 to 4.5 dL/g; and (C) 10-45% of a second elastomeric copolymer of ethylene with at least a C3-C8 α-olefin comonomer, said copolymer containing from 50 up to 75% of ethylene, and being soluble in xylene at room temperature in an amount from 50 to 85 wt %, the intrinsic viscosity [η] of the xylene soluble fraction ranging from 1.8 to 4.0 dL/g; wherein the sum of amounts of copolymer (B) and copolymer (C) ranges from 20 to 50% based on the total amount of components (A) to (C), the total amount of ethylene based on the total amount of components (A) to (C) is up to 23% by weight and the ratio between the ethylene content of the fraction insoluble in xylene at room temperature (C2xif) multiplied by the weight percentage of the fraction insoluble in xylene at room temperature (% XIF) and the ethylene content of the fraction soluble in xylene at room temperature (C2xsf) multiplied by the weight percentage of fraction soluble in xylene at room temperature (% SXF), i.e. (C2xif % XIF)/(C2xsf·% SXF), satisfies the following relation (I), wherein x is the total amount of ethylene.

    Heterophasic Polyolefin Composition
    35.
    发明申请
    Heterophasic Polyolefin Composition 审中-公开
    异相聚烯烃组合物

    公开(公告)号:US20130012642A1

    公开(公告)日:2013-01-10

    申请号:US13636333

    申请日:2011-02-18

    IPC分类号: C08L23/10 C08K3/34

    摘要: Polymer composition suitable for ABS styrenic resin replacement where high dimensional stability and a good esthetical appearance is required, comprising a polymer blend (A), comprising 60-80% by weight, of a crystalline propylene homo or copolymer (A1) (MFR

    摘要翻译: 包含聚合物共混物(A),包含60-80重量%的结晶丙烯均聚物或共聚物(A1)(MFR <50)的聚合物共混物(A),其聚合物组合物适用于需要高尺寸稳定性和良好美学外观的ABS苯乙烯树脂替代物 g / 10分钟); 和20-40重量%的乙烯(A2)共聚物。 所述聚合物共混物(A)的MFR值高达30g / 10min; (A1)和(A2)的量是指聚合物共混物(A)的总重量。 聚合物组合物还包含20-40重量%的滑石矿物填料(B); 组分(B)的量被称为组合物的总重量。 任选地,聚合物组合物还包含1-15重量%的不同于(A2)的弹性体聚合物(C),其硬度(肖氏A,ASTM D-2240)值等于或低于80点; 组分(C)的量参考组合物的总重量。

    Polyolefin compositions
    37.
    发明授权
    Polyolefin compositions 有权
    聚烯烃组合物

    公开(公告)号:US09290630B2

    公开(公告)日:2016-03-22

    申请号:US12312267

    申请日:2007-10-10

    摘要: Polyolefin 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 α-olefin(s). 2) 20-45% of a copolymer of ethylene with one or more C4-C10 α-olefin(s) containing from 10 to 40% of said C4-C10 α-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 α-olefin(s) of 4.5% or more, a ratio of the total content of ethylene to the total content of C4-C10 α-olefin(s) of 2.3 or more, a total fraction 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.

    摘要翻译: 包含(重量%)的聚烯烃组合物: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-C10α-烯烃的总含量为4.5% 以上,乙烯的总含量相对于C 4〜C 10α-烯烃的总量的比例为2.3以上,室温下可溶于二甲苯的总馏分为18重量%以上,弯曲弹性模量为 作为反应器级的组合物,超过700MPa。

    Polyolefinic compositions having good whitening resistance
    38.
    发明授权
    Polyolefinic compositions having good whitening resistance 有权
    具有良好耐白化性的聚烯烃组合物

    公开(公告)号:US09045629B2

    公开(公告)日:2015-06-02

    申请号:US11921097

    申请日:2006-05-05

    摘要: A polypropylene composition comprising 65-77 wt % of a crystalline propylene polymer, 8 to less than 13 wt % of an elastomeric copolymer and 10-23 wt % of polyethylene. The said composition exhibits a flexural modulus value higher than 1300 MPa, stress-whitening resistance values corresponding to a diameter of the whitened area of at most 1.7 cm caused by a ram falling from a 76 cm height and a diameter of the whitened area of at most 1.2 cm caused by a ram falling from a 20 cm height, and a value of Izod impact resistance at 23° C. more than 14 kJ/m2 and the one at −20° C. at least 5 kJ/m2.

    摘要翻译: 包含65-77重量%的结晶丙烯聚合物,8至小于13重量%的弹性体共聚物和10-23重量%的聚乙烯的聚丙烯组合物。 所述组合物显示高于1300MPa的弯曲模量值,对应于由高度76厘米的白垩层的直径和白色区域的白度范围 大约1.2厘米,由一个20厘米高的夯锤引起的,在23℃下的悬臂梁式冲击强度值大于14kJ / m 2,而在-20℃下的抗冲击强度值至少为5kJ / m 2。

    Automotive interior element
    39.
    发明授权
    Automotive interior element 有权
    汽车内饰件

    公开(公告)号:US08829113B2

    公开(公告)日:2014-09-09

    申请号:US13877562

    申请日:2011-10-12

    摘要: Automotive interior element comprising a polypropylene composition comprising (percent by weight): A) from 60% to 90% of a propylene homopolymer having: i) a polydispersity Index (P.I.) value of from 3.5 to 10.0; ii) a fraction insoluble in xylene at 25° C., higher than 90%; and iii) a MFR L (Melt Flow Rate according to ISO 1133, condition L, i.e. 230° C. and 2.16 kg load) from 50 to 200 g/10 min; B) from 10% to 40%; of a copolymer of propylene with from 30% to 60% of ethylene derived units; the composition having an intrinsic viscosity of the fraction soluble in xylene at 25° C. comprised between 2.5 and 4.0 dl/g; a MFR L (Melt Flow Rate according to ISO 1133, condition L, i.e. 230° C. and 2.16 kg load) from 15 to 100 g/10 min and all the three values of carbon emission measured according to VDA 227 (C-emission) are lower than 30.0 μgC/g; wherein the values of carbon emission are measured in the ex reactor propylene composition.

    摘要翻译: 包含(重量%)的聚丙烯组合物的汽车内部元件:A)60%至90%的丙烯均聚物,其具有:i)多分散指数(P.I.)值为3.5至10.0; ii)25℃不溶于二甲苯的馏分,高于90%; 和iii)50至200g / 10min的MFR L(根据ISO 1133的熔体流动速率,条件L,即230℃和2.16kg负荷); B)从10%到40%; 的丙烯与30%至60%的乙烯衍生单元的共聚物; 所述组合物具有在25℃下可溶于二甲苯的级分的特性粘度,为2.5至4.0dl / g; 根据VDA 227(C-emission)测量的MFR L(根据ISO 1133的熔体流动速率,条件L,即230℃和2.16kg负荷)为15至100g / 10分钟,并且所有三个碳排放值 )低于30.0μgC/ g; 其中在前反应器丙烯组合物中测量碳排放值。

    AUTOMOTIVE INTERIOR ELEMENT
    40.
    发明申请
    AUTOMOTIVE INTERIOR ELEMENT 有权
    汽车内部元件

    公开(公告)号:US20130211011A1

    公开(公告)日:2013-08-15

    申请号:US13877562

    申请日:2011-10-12

    IPC分类号: C08L23/12 C08L23/14

    摘要: Automotive interior element comprising a polypropylene composition comprising (percent by weight): A) from 60% to 90% of a propylene homopolymer having: i) a polydispersity Index (P.I.) value of from 3.5 to 10.0; ii) a fraction insoluble in xylene at 25° C., higher than 90%; and iii) a MFR L (Melt Flow Rate according to ISO 1133, condition L, i.e. 230° C. and 2.16 kg load) from 50 to 200 g/10 min; B) from 10% to 40%; of a copolymer of propylene with from 30% to 60% of ethylene derived units; the composition having an intrinsic viscosity of the fraction soluble in xylene at 25° C. comprised between 2.5 and 4.0 dl/g; a MFR L (Melt Flow Rate according to ISO 1133, condition L, i.e. 230° C. and 2.16 kg load) from 15 to 100 g/10 min and all the three values of carbon emission measured according to VDA 227 (C-emission) are lower than 30.0 μgC/g; wherein the values of carbon emission are measured in the ex reactor propylene composition.

    摘要翻译: 包含(重量%)的聚丙烯组合物的汽车内部元件:A)60%至90%的丙烯均聚物,其具有:i)多分散指数(P.I.)值为3.5至10.0; ii)25℃不溶于二甲苯的馏分,高于90%; 和iii)50至200g / 10min的MFR L(根据ISO 1133的熔体流动速率,条件L,即230℃和2.16kg负荷); B)从10%到40%; 的丙烯与30%至60%的乙烯衍生单元的共聚物; 所述组合物具有在25℃下可溶于二甲苯的级分的特性粘度,为2.5至4.0dl / g; 根据VDA 227(C-emission)测量的MFR L(根据ISO 1133的熔体流动速率,条件L,即230℃和2.16kg负荷)为15至100g / 10分钟,并且所有三个碳排放值 )低于30.0ug / g; 其中在前反应器丙烯组合物中测量碳排放值。