Scratch resistance polypropylene at high flow

    公开(公告)号:US10435551B2

    公开(公告)日:2019-10-08

    申请号:US14375560

    申请日:2013-01-31

    Applicant: Borealis AG

    Abstract: Injection molded article comprising at least 60 wt.-% of a heterophasic propylene copolymer, said polymer comprises a matrix being a polypropylene, said polypropylene comprises at least three polypropylene fractions, the three polypropylene fractions differ from each other by the melt flow rate and at least one of the three polypropylene fractions has a melt flow rate in the range of 1.0 to 20.0 g/10 min, and an elastomeric propylene copolymer dispersed in said matrix, wherein said heterophasic propylene copolymer has a melt flow rate of equal or more than 20.0 g/10 min and the amorphous phase of the xylene cold soluble fraction of the heterophasic propylene copolymer has an intrinsic viscosity of equal or higher than 2.0 dl/g.

    Transparent thin wall packaging material with improved stiffness and flowability
    24.
    发明授权
    Transparent thin wall packaging material with improved stiffness and flowability 有权
    透明薄壁包装材料具有改善的刚度和流动性

    公开(公告)号:US09587095B2

    公开(公告)日:2017-03-07

    申请号:US14648072

    申请日:2013-12-05

    Applicant: BOREALIS AG

    Abstract: Heterophasic polypropylene resin having an MFR (2.16 kg, 230° C.) of more than 27 g/10 min, determined according ISO 1133 comprising a propylene homo- or copolymer matrix (A) and an ethylene-propylene rubber phase (B) dispersed within the matrix, wherein the heterophasic polypropylene resin has a fraction insoluble in p-xylene at 25° C. (XCU) in an amount of 75 to 85 wt.-% with a weight average molecular weight of 110 to 190 kg/mol measured by GPC analysis according to ISO 16014-1, and 4, the fraction insoluble in p-xylene at 25° C. (XCU) containing monomer units derived from ethylene in an amount of 12.0 to 21.0 wt.-% and a fraction soluble in p-xylene at 25° C. (XCS) in an amount of 15 to 25 wt.-% having an intrinsic viscosity of 1.4 to 2.0 dl/g, determined according to DIN EN ISO 1628-1 and -3 and being composed of propylene monomer units in an amount of 40 wt.-% or more, and having a glass transition temperature Tg as measured by DSC according to ISO 6721-7 at a compression molded sample consisting of the XCS fraction in the range of −60 to −50° C.

    Abstract translation: 根据ISO 1133测定的具有大于27g / 10min的MFR(2.16kg,230℃)的多相聚丙烯树脂,其包含丙烯均聚物或共聚物基质(A)和乙丙橡胶相(B)分散 其中多相聚丙烯树脂在25℃下具有不溶于对二甲苯的馏分(XCU),其量为75至85重量%,重均分子量为110至190kg / mol 通过根据ISO 16014-1和4的GPC分析,和4,在25℃下不溶于对二甲苯的馏分(XCU)(XCU)含有12.0至21.0重量%的衍生自乙烯的单体单元和可溶于 25℃的对二甲苯(XCS),其量为15至25重量%,特性粘度为1.4至2.0dl / g,根据DIN EN ISO 1628-1和-3测定,并且由 丙烯单体单元的量为40重量%或更多,并且具有根据ISO 6721-7通过DSC测量的玻璃化转变温度Tg,压缩摩尔 由XCS分数组成的样品在-60至-50℃范围内

    POLYPROPYLENE COMPOSITE
    25.
    发明申请
    POLYPROPYLENE COMPOSITE 有权
    聚丙烯复合材料

    公开(公告)号:US20150218355A1

    公开(公告)日:2015-08-06

    申请号:US14421612

    申请日:2013-08-20

    Applicant: Borealis AG

    Abstract: Fiber reinforced composition comprising (a) a polypropylene random copolymer comprising ethylene and/or C4 to C8 α-olefin (PP-RACO), (b) fibers (F), and (c) a polar modified polypropylene as adhesion promoter (AP), wherein (i) the polypropylene random copolymer comprising ethylene and/or C4 to C8 α-olefin (PP-RACO) heaving a melt flow rate MFR2 (230° C.) measured according to ISO 1133 of at least 5 g/10 min, (ii) the fibers (F) are selected from the group consisting of glass fibers, metal fibers, ceramic fibers and graphite fibers, and (iii) the polymer contained in the reinforced composition forms a continuous phase being the matrix of the fiber reinforced composition.

    Abstract translation: 纤维增强组合物包含(a)包含乙烯和/或C 4 -C 8α-烯烃(PP-RACO),(b)纤维(F)和(c)极性改性聚丙烯作为粘合促进剂(AP)的聚丙烯无规共聚物) ,其中(i)包含乙烯和/或C 4 -C 8α-烯烃(PP-RACO)的聚丙烯无规共聚物,使根据ISO 1133测量的熔体流动速率MFR 2(230℃)为至少5g / 10min ,(ii)纤维(F)选自玻璃纤维,金属纤维,陶瓷纤维和石墨纤维,和(iii)增强组合物中包含的聚合物形成连续相,其是纤维增强的基体 组成。

    HIGH FLOW POLYPROPYLENE WITH EXCELLENT MECHANICAL PROPERTIES
    26.
    发明申请
    HIGH FLOW POLYPROPYLENE WITH EXCELLENT MECHANICAL PROPERTIES 审中-公开
    具有优异机械性能的高流动性聚丙烯

    公开(公告)号:US20150099842A1

    公开(公告)日:2015-04-09

    申请号:US14400159

    申请日:2013-05-17

    Applicant: Borealis AG

    Abstract: Polymer composition of a propylene copolymer and a high density polyethylene, wherein said composition has a MFR2 of at least 25.0 g/10 min and said propylene copolymer has a xylene cold soluble content in the range of 7.0 to below 20.0 wt.-%; a comonomer content in the range of 3.0 to 12.0 wt.-%; a shear thinning index (SHI 0/50) of at least 7.5; wherein further the xylene cold soluble fraction of the propylene copolymer has a comonomer content in the range of 25.0 to 45.0 wt.-%.

    Abstract translation: 丙烯共聚物和高密度聚乙烯的聚合物组合物,其中所述组合物具有至少25.0g / 10min的MFR 2,所述丙烯共聚物的二甲苯冷可溶物含量在7.0至20.0重量%范围内; 3.0〜12.0重量%范围内的共聚单体含量; 剪切稀化指数(SHI 0/50)至少为7.5; 其中进一步的丙烯共聚物的二甲苯冷可溶部分的共聚单体含量在25.0至45.0重量%的范围内。

    SCRATCH RESISTANCE POLYPROPYLENE AT HIGH FLOW
    27.
    发明申请
    SCRATCH RESISTANCE POLYPROPYLENE AT HIGH FLOW 审中-公开
    在高流动下耐蚀聚丙烯

    公开(公告)号:US20150017366A1

    公开(公告)日:2015-01-15

    申请号:US14375560

    申请日:2013-01-31

    Applicant: Borealis AG

    Abstract: Injection molded article comprising at least 60 wt.-% of a heterophasic propylene copolymer, said polymer comprises a matrix being a polypropylene, said polypropylene comprises at least three polypropylene fractions, the three polypropylene fractions differ from each other by the melt flow rate and at least one of the three polypropylene fractions has a melt flow rate in the range of 1.0 to 20.0 g/10 min, and an elastomeric propylene copolymer dispersed in said matrix, wherein said heterophasic propylene copolymer has a melt flow rate of equal or more than 20.0 g/10 min and the amorphous phase of the xylene cold soluble fraction of the heterophasic propylene copolymer has an intrinsic viscosity of equal or higher than 2.0 dl/g.

    Abstract translation: 包含至少60重量%的多相丙烯共聚物的注射成型制品,所述聚合物包含基质为聚丙烯,所述聚丙烯包含至少三个聚丙烯部分,三个聚丙烯部分彼此不同,熔体流动速率和 三种聚丙烯级分中的至少一种具有1.0至20.0g / 10min范围内的熔体流动速率和分散在所述基质中的弹性体丙烯共聚物,其中所述多相丙烯共聚物的熔体流动速率等于或大于20.0 g / 10分钟,异相丙烯共聚物的二甲苯冷可溶部分的无定形相的特性粘度等于或高于2.0dl / g。

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