利索-全球专利检索

  1. 登录
  2. 注册

搜索结果

18 条记录 (耗时 0.017 秒)

    Highly stereoregular polypropylene with improved properties
    1.
    发明申请
    Highly stereoregular polypropylene with improved properties 有权
    高立体定向聚丙烯具有改进的性能

    公开(公告)号：US20060264585A1

    公开(公告)日：2006-11-23

    申请号：US11496924

    申请日：2006-08-01

    申请人： Els Meesters ,  Jean News ,  Alessandro Guidicini

    发明人： Els Meesters ,  Jean News ,  Alessandro Guidicini

    IPC分类号： C08F4/44

    CPC分类号： C08F110/06 ,  Y10T428/31909 ,  C08F4/6465 ,  C08F4/6555 ,  C08F4/651 ,  C08F4/6545 ,  C08F2500/15 ,  C08F2500/12 ,  C08F2500/04 ,  C08F2500/26

    摘要： Propylene polymers having a content of isotactic pentads (mmmm) higher than 97%, molecular weight distribution, expressed by the formula (a) ratio, equal to or higher than 6 and a value of formula (b) ratio equal to or lower than 5.5. The said polymers are prepared in the presence of a particular combination of Ziegler-Natta solid catalyst components and highly stereoregulating electron-donor compounds. Laminated articles, in particular bi-axially oriented films and sheets, can be prepared with the said polymers.

    摘要翻译： 具有高于97％的全同立构五单元组（mmmm）含量的丙烯聚合物，由式（a）比率表示的分子量分布等于或高于6，式（b）的值等于或低于5.5 。 所述聚合物在齐格勒 - 纳塔固体催化剂组分和高度立构调节电子给体化合物的特定组合的存在下制备。 可以用所述聚合物制备层压制品，特别是双轴取向膜和片材。

    Polyolefinic compositions having good whitening resistance
    2.
    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：US07795352B2

    公开(公告)日：2010-09-14

    申请号：US11793843

    申请日：2005-11-28

    申请人： Paola Massari ,  Marco Ciarafoni ,  Jean News

    发明人： Paola Massari ,  Marco Ciarafoni ,  Jean News

    IPC分类号： C08L23/00 ,  C08L23/04 ,  C08F8/00

    CPC分类号： 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

    摘要： A polypropylene composition comprising (percent 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.

    摘要翻译： 包含（重量％）（a）50-77％具有全同立构五单元组（Mwmm）量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。

    Impact resistant polyolefin compositions
    4.
    发明申请
    Impact resistant polyolefin compositions 有权
    耐冲击聚烯烃组合物

    公开(公告)号：US20070010625A1

    公开(公告)日：2007-01-11

    申请号：US10551682

    申请日：2004-03-29

    申请人： Jean News ,  Paola Massari ,  Hans-Jurgen Zimmermann

    发明人： Jean News ,  Paola Massari ,  Hans-Jurgen Zimmermann

    IPC分类号： C08L23/04

    CPC分类号： C08F10/00 ,  C08F210/16 ,  C08L23/0815 ,  C08L23/10 ,  C08L23/16 ,  Y10S526/905 ,  C08F4/651 ,  C08L2666/06 ,  C08F210/06 ,  C08F2500/12 ,  C08F2500/17 ,  C08F2500/04

    摘要： Olefin polymer composition comprising (by weight, unless otherwise specified): A) 60-95% of a propylene homopolymer or copoloymer having a Polydispersity Index (P.I.) value of from 4.6 to 10 and a content of isotactic pentads (mmmm), measured by 13C NMR on the fraction insoluble in xylene at 25° C., higher than 98 molar, B) 5-40% of a copolymer of ethylene containing from 40% to 70% of propylene or C4-C10 α-olefins) or of combinations thereof, and optionally minor proportions of a diene; said composition having a Temperature Rising Elution Fractionation (TREF) profile, obtained by fractionation in xylene and collection of fractions at temperatures of 40° C., 80° C. and 90° C., in which the ethylene content Y of the fraction collected at 90° C. satisfies the following relation (1): Y≦0.8+0.035X+0.0091X2 wherein X is the ethylene content of the fraction collected at 40° C. and both X and Y are expressed in percent by weight, and a value of intrinsic viscosity [η] of the fraction soluble in xylene at 25° C. of from 1.8 to 4.2 dl/g.

    摘要翻译： 烯烃聚合物组合物包含（按重量计，除非另有说明）：A）60-95％的多分散指数（PI）值为4.6至10的丙烯均聚物或共聚合物和全同立构五单元组（mmmm）的含量，通过 在25℃，高于98摩尔的不溶于二甲苯的级分上的13C NMR，B）5-40％含有40％至70％丙烯或C 4 - C 10α-烯烃）或其组合，和任选地较小比例的二烯; 所述组合物具有通过在二甲苯中分馏并在40℃，80℃和90℃的温度下收集馏分获得的升温洗脱分馏（TREF）分布，其中收集馏分的乙烯含量Y 满足以下关系式（1）：Y <= 0.8 + 0.035X + 0.0091X 2其中X是在40℃收集的级分的乙烯含量，X和 Y以重量百分比表示，在25℃下可溶于二甲苯的馏分的特性粘度η为1.8至4.2dl / g。

    Highly stereoregular polypropylene with improved properties
    5.
    发明授权
    Highly stereoregular polypropylene with improved properties 有权
    高立体定向聚丙烯具有改进的性能

    公开(公告)号：US07112642B2

    公开(公告)日：2006-09-26

    申请号：US10522957

    申请日：2003-07-30

    申请人： Els Meesters ,  Jean News ,  Alessandro Guidicini

    发明人： Els Meesters ,  Jean News ,  Alessandro Guidicini

    IPC分类号： C08F110/06

    CPC分类号： C08F110/06 ,  Y10T428/31909 ,  C08F4/6465 ,  C08F4/6555 ,  C08F4/651 ,  C08F4/6545 ,  C08F2500/15 ,  C08F2500/12 ,  C08F2500/04 ,  C08F2500/26

    摘要： Propylene polymers having a content of isotactic pentads (mmmm) higher than 97%, molecular weight distribution, expressed by the formula (a) ratio, equal to or higher than 6 and a value of formula (b) ratio equal to or lower than 5.5. The said polymers are prepared in the presence of a particular combination of Ziegler-Natta solid catalyst components and highly stereoregulating electron-donor compounds. Laminated articles, in particular bi-axially oriented films and sheets, can be prepared with the said polymers {overscore (M)}w/{overscore (M)}n   (a) {overscore (M)}z/{overscore (M)}w.   (b)

    摘要翻译： 具有高于97％的全同立构五单元组（mmmm）含量的丙烯聚合物，由式（a）比率表示的分子量分布等于或高于6，式（b）的值等于或低于5.5 。 所述聚合物在齐格勒 - 纳塔固体催化剂组分和高度立构调节电子给体化合物的特定组合的存在下制备。 层压制品，特别是双轴取向的膜和片材可以用所述聚合物制备，其中包括“-in-line-formula description =”In-Line Formulas“end =”lead“→> overscore（M＆ / {overscore（M （a）<？in-line-formula description =“In-line Formulas”end =“tail”？> <？in-line-formula description =“在线公式”end =“lead”？> {overscore（M> z）/ {overscore（M （b）<？in-line-formula description =“内联公式”end =“tail”？>

    Transparent elastomeric thermoplastic polyolefin compositions
    6.
    发明授权
    Transparent elastomeric thermoplastic polyolefin compositions 失效
    透明弹性体热塑性聚烯烃组合物

    公开(公告)号：US06673869B2

    公开(公告)日：2004-01-06

    申请号：US09912761

    申请日：2001-07-25

    申请人： Rosanna Silvestri ,  Jean News

    发明人： Rosanna Silvestri ,  Jean News

    IPC分类号： C08L2300

    CPC分类号： C08L23/0815 ,  C08L23/10 ,  C08L23/16 ,  C08L2205/02 ,  C08L2207/14 ,  C08L2666/04

    摘要： An elastomeric thermoplastic polyolefin composition comprising (I) a crystalline propylene polymer containing at least 80% by weight of a fraction insoluble in xylene at room temperature, the intrinsic viscosity being higher than 0.5 dL/g; (II) an atactic or amorphous propylene polymer having an intrinsic viscosity higher than 0.5 dL/g; and (III) an elastomeric olefin polymer comprising copolymers of ethylene with a comonomer selected from C3-C8 &agr;-olefins, the intrinsic viscosity ranging from 1 to 4 dL/g. In said polyolefin composition the density of the elastomeric olefin polymer (deOP) satisfies the following relationship: deOP±0.005={dcPP×[wcPP/(wcPP+waPP)]}+{daPP×[waPP/(wcPP+waPP)]}  (1) wherein wcPP and waPP are the weight percentage content of components (I) and (II) respectively and dcPP and daPP are the density at room temperature of components (I) and (II) respectively.

    摘要翻译： 一种弹性体热塑性聚烯烃组合物，其包含（I）在室温下含有至少80重量％的不溶于二甲苯的级分的结晶丙烯聚合物，特性粘度高于0.5dL / g; （II）特性粘度高于0.5dL / g的无规或无定形丙烯聚合物; 和（III）包含乙烯与选自C 3 -C 8α-烯烃的共聚单体的共聚物的弹性体烯烃聚合物，其特性粘度范围为1至4dL / g。 在所述聚烯烃组合物中，弹性烯烃聚合物（deOP）的密度满足以下关系：其中wcPP和waPP分别是组分（I）和（II）的重量百分比含量，并且dcPP和daPP是组分的室温下的密度 （I）和（II）。

    Highly stereoregular polypropylene with improved properties
    8.
    发明授权
    Highly stereoregular polypropylene with improved properties 有权
    高立体定向聚丙烯具有改进的性能

    公开(公告)号：US07772346B2

    公开(公告)日：2010-08-10

    申请号：US11496924

    申请日：2006-08-01

    申请人： Els Meesters ,  Jean News ,  Alessandro Guidicini

    发明人： Els Meesters ,  Jean News ,  Alessandro Guidicini

    IPC分类号： C08F10/06

    CPC分类号： C08F110/06 ,  Y10T428/31909 ,  C08F4/6465 ,  C08F4/6555 ,  C08F4/651 ,  C08F4/6545 ,  C08F2500/15 ,  C08F2500/12 ,  C08F2500/04 ,  C08F2500/26

    摘要： Propylene polymers having a content of isotactic pentads (mmmm) higher than 97%, molecular weight distribution, expressed by the formula (a) ratio, equal to or higher than 6 and a value of formula (b) ratio equal to or lower than 5.5. The said polymers are prepared in the presence of a particular combination of Ziegler-Natta solid catalyst components and highly stereoregulating electron-donor compounds. Laminated articles, in particular bi-axially oriented films and sheets, can be prepared with the said polymers. M _ w / M _ n ( a ) M _ z / M _ w ( b )

    摘要翻译： 具有高于97％的全同立构五单元组（mmmm）含量的丙烯聚合物，由式（a）比率表示的分子量分布等于或高于6，式（b）的值等于或低于5.5 。 所述聚合物在齐格勒 - 纳塔固体催化剂组分和高度立构调节电子给体化合物的特定组合的存在下制备。 可以用所述聚合物制备层压制品，特别是双轴取向膜和片材。 M _ w / M _ n（a）M _ z / M _ w（b）

    POLYOLEFIN COMPOSITIONS
    9.
    发明申请
    POLYOLEFIN COMPOSITIONS 有权
    聚烯烃组合物

    公开(公告)号：US20100056719A1

    公开(公告)日：2010-03-04

    申请号：US12312267

    申请日：2007-10-10

    申请人： Roberta Marzolla ,  Marco Ciarafoni ,  Michele Grazzi ,  Paola Massari ,  Jean News

    发明人： Roberta Marzolla ,  Marco Ciarafoni ,  Michele Grazzi ,  Paola Massari ,  Jean News

    IPC分类号： C08L23/06 ,  C08L23/10

    CPC分类号： 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

    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
    10.
    发明申请
    Polyolefinic Compositions Having Good Whitening Resistance 有权
    具有良好美白抗性的聚烯烃组合物

    公开(公告)号：US20080167428A1

    公开(公告)日：2008-07-10

    申请号：US11793843

    申请日：2005-11-28

    申请人： Paola Massari ,  Marco Ciarafoni ,  Jean News

    发明人： Paola Massari ,  Marco Ciarafoni ,  Jean News

    IPC分类号： C08L23/14 ,  C08L23/10

    CPC分类号： 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

    摘要： A polypropylene composition comprising (percent 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.

    摘要翻译： 包含（重量百分比）（a）50-77％的具有全同立构五单元组的结晶丙烯聚合物（mmmm），通过不溶于二甲苯的级分测得的13 C-MNR 在25℃，高于97.5摩尔％，多分散指数为4至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。