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    PERMEABLE POLYMER FILM
    4.
    发明申请
    PERMEABLE POLYMER FILM 审中-公开
    透明聚合物薄膜

    公开(公告)号：US20130252006A1

    公开(公告)日：2013-09-26

    申请号：US13991754

    申请日：2011-12-08

    申请人： Michele Grazzi ,  Andrea Felisati ,  Giampaolo Pellegatti

    发明人： Michele Grazzi ,  Andrea Felisati ,  Giampaolo Pellegatti

    IPC分类号： B65D81/28

    CPC分类号： B65D81/28 ,  B32B27/08 ,  B32B27/32 ,  B32B2270/00 ,  B32B2307/30 ,  B32B2307/732 ,  C08L23/142 ,  C08L2203/16 ,  Y10T428/31917 ,  C08L23/16

    摘要： Films especially suitable for the packaging of fresh foodstuff, like salad and vegetables, due to their valuable balance of high permeability to oxygen and optimal permeability to water vapour, comprising at least one layer A) and at least one layer B), wherein the layer A) comprises a copolymer of propylene with hexene-1 containing from 3 to 9% by weight of recurring units derived from hexene-1, said copolymer having a melting temperature from 125° C. to 143° C., and the layer B) comprises a polyolefin composition containing (all percentages being by weight): a) 10-40% of one or more propylene homopolymers or copolymers containing over 85% of propylene and having a fraction insoluble in xylene at room temperature greater than 80%; and b) 60-90 of one or more copolymers of ethylene with α-olefin(s), containing ethylene in a quantity from 20 to 80%, and having solubility in xylene at room temperature greater than 70%.

    摘要翻译： 由于其对氧的高渗透性和对水蒸气的最佳渗透性的有价​​值的平衡，包括至少一层A）和至少一层B），特别适用于新鲜食品（如沙拉和蔬菜）的包装的薄膜，其中层 A）包含丙烯与己烯-1的共聚物，其含有3至9重量％的衍生自己烯-1的重复单元，所述共聚物的熔融温度为125℃至143℃，而B层） 包含含有（所有百分比均为重量百分比）的聚烯烃组合物：a）10-40％的一种或多种丙烯均聚物或共聚物，其含有超过85％的丙烯，并且在室温下不溶于二甲苯的级分大于80％; 和b）60-90的乙烯与α-烯烃的一种或多种共聚物，其含有20-80％的乙烯，并且在室温下在二甲苯中的溶解度大于70％。

    POLYOLEFIN COMPOSITIONS HAVING IMPROVED SEALABILITY
    5.
    发明申请
    POLYOLEFIN COMPOSITIONS HAVING IMPROVED SEALABILITY 审中-公开
    具有改进的密封性的聚烯烃组合物

    公开(公告)号：US20130165591A1

    公开(公告)日：2013-06-27

    申请号：US13820418

    申请日：2011-08-31

    申请人： Michele Grazzi ,  Giampaolo Pellegatti ,  Letizia Baraldi

    发明人： Michele Grazzi ,  Giampaolo Pellegatti ,  Letizia Baraldi

    IPC分类号： C08L23/14 ,  C08L23/20

    CPC分类号： C08L23/142 ,  C08L23/18 ,  C08L23/20

    摘要： Polyolefin compositions comprising, all percentages being by weight: A) from 70 to 97% of a copolymer of propylene with hexene-1 containing from 3 to 9% by weight of recurring units derived from hexene-1, said copolymer having a melting temperature from 125° C. to 143° C.; B) from 3 to 30% of a butene-1 homopolymer or copolymer.

    摘要翻译： 聚烯烃组合物，其所有百分比均为重量百分比：A）70至97％的丙烯与己烯-1的共聚物含有3至9重量％的衍生自己烯-1的重复单元，所述共聚物的熔融温度为 125℃至143℃。 B）3至30％的丁烯-1均聚物或共聚物。

    Polyolefin masterbatch and composition suitable for injection molding
    6.
    发明授权
    Polyolefin masterbatch and composition suitable for injection molding 有权
    聚烯烃母粒和组合物适合注塑成型

    公开(公告)号：US08450422B2

    公开(公告)日：2013-05-28

    申请号：US13256592

    申请日：2010-03-17

    申请人： Michele Grazzi ,  Giampaolo Pellegatti

    发明人： Michele Grazzi ,  Giampaolo Pellegatti

    IPC分类号： C08F8/00 ,  C08L23/00

    CPC分类号： C08L23/0807 ,  C08J3/226 ,  C08J2323/12 ,  C08J2423/00 ,  C08L23/10 ,  C08L23/12 ,  C08L23/142 ,  C08L23/16 ,  C08L2205/02 ,  C08L2666/06 ,  C08L2666/04

    摘要： A masterbatch composition comprising, all percent amounts being by weight: A) 10-45% of a homopolymer or a copolymer of propylene; B) 10-30% of a copolymer of propylene with ethylene, containing from 18 to 45% of ethylene; C) 42-60% of a copolymer of propylene with ethylene, containing from 55 to 85% of ethylene; said composition having a MFR L value from 0.01 to 10 g/10 min., a value of the intrinsic viscosity [η]sol of the fraction soluble in xylene at room temperature from 1.5 to 2.5 dl/g and a value of the ratio [η]sol/MFR L equal to or lower than 6.

    摘要翻译： 一种母料组合物，其包含全部量的重量百分数：A）10-45％的均聚物或丙烯共聚物; B）10-30％的丙烯与乙烯的共聚物，含18至45％的乙烯; C）42-60％的丙烯与乙烯的共聚物，含有55-85％的乙烯; 所述组合物的MFR L值为0.01〜10g / 10分钟，在室温下可溶于二甲苯的级分的特性粘度ηsol为1.5〜2.5dl / g， eta] sol / MFR L等于或小于6。

    Polyolefin Masterbatch and Composition Suitable for Injection Molding
    10.
    发明申请
    Polyolefin Masterbatch and Composition Suitable for Injection Molding 有权
    聚烯烃母粒和组合物适用于注射成型

    公开(公告)号：US20120016087A1

    公开(公告)日：2012-01-19

    申请号：US13256592

    申请日：2010-03-17

    申请人： Michele Grazzi ,  Giampaolo Pellegatti

    发明人： Michele Grazzi ,  Giampaolo Pellegatti

    IPC分类号： C08L23/16 ,  C08L23/20 ,  C08L23/24

    CPC分类号： C08L23/0807 ,  C08J3/226 ,  C08J2323/12 ,  C08J2423/00 ,  C08L23/10 ,  C08L23/12 ,  C08L23/142 ,  C08L23/16 ,  C08L2205/02 ,  C08L2666/06 ,  C08L2666/04

    摘要： A masterbatch composition comprising, all percent amounts being by weight: A) 10-45% of a homopolymer or a copolymer of propylene; B) 10-30% of a copolymer of propylene with ethylene, containing from 18 to 45% of ethylene; C) 42-60% of a copolymer of propylene with ethylene, containing from 55 to 85% of ethylene; said composition having a MFR L value from 0.01 to 10 g/10 min., a value of the intrinsic viscosity [η]sol of the fraction soluble in xylene at room temperature from 1.5 to 2.5 dl/g and a value of the ratio [η]sol/MFR L equal to or lower than 6.

    摘要翻译： 一种母料组合物，其包含全部量的重量百分数：A）10-45％的均聚物或丙烯共聚物; B）10-30％的丙烯与乙烯的共聚物，含18至45％的乙烯; C）42-60％的丙烯与乙烯的共聚物，含有55-85％的乙烯; 所述组合物的MFR L值为0.01〜10g / 10分钟，在室温下可溶于二甲苯的馏分的特性粘度[η]溶液的值为1.5〜2.5dl / g， sol / MFR L等于或小于6。