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    • 1. 发明申请
    • Thermoplastic Polyolefin In-Reactor Blends And Molded Articles Therefrom
    • 热塑性聚烯烃反应器共混物和成型制品
    • US20100152360A1
    • 2010-06-17
    • US12638843
    • 2009-12-15
    • Peijun JiangArmenag H. DekmezianJoseph Gustaaf M. Flendrig
    • Peijun JiangArmenag H. DekmezianJoseph Gustaaf M. Flendrig
    • C08L23/14C08K5/00
    • C08L23/12C08L23/14C08L2205/02C08L2314/06C08L2666/06
    • This invention relates to a molded article comprising an in-reactor polymer blend comprising: (a) a first propylene polymer comprising 90 to 100 wt % propylene and from 0 to less than 10 wt % comonomer, said first propylene component having a Tm of 135° C. or more; and (b) a second propylene polymer comprising from 30 to 90 wt % propylene and 70 to 10 wt % comonomer, said second propylene polymer having an Mw of 30,000 g/mol or more, and said second propylene-containing polymer having a crystallinity different by at least 5% from the first polymer, wherein the polymer blend has: (a) a Tm of at least 135° C., (b) a melt flow rate of at least 70 dg/min, (c) a tensile strength of at least 8 MPa, (d) an elongation at break of at least 200%, (e) a tensile strength at break of 10 MPa or more, and (f) a GME 60280 scratch resistance of less than 1.2 DL at a scratching load of 5 Newtons.
    • 本发明涉及包含反应器内聚合物共混物的模制品,其包含:(a)包含90至100重量%丙烯和0至小于10重量%共聚单体的第一丙烯聚合物,所述第一丙烯组分的Tm为135 ℃以上; 和(b)第二丙烯聚合物,其包含30至90重量%的丙烯和70至10重量%的共聚单体,所述第二丙烯聚合物的Mw为30,000g / mol或更高,并且所述第二丙烯聚合物具有不同的结晶度 与第一聚合物相比至少5%,其中聚合物共混物具有:(a)Tm至少为135℃,(b)熔体流动速率至少为70dg / min,(c)拉伸强度 至少8MPa,(d)断裂伸长率至少为200%,(e)断裂时的拉伸强度为10MPa以上,(f)在刮擦时GME 60280耐擦伤性小于1.2DL 负荷5牛顿。
    • 2. 发明授权
    • Thermoplastic polyolefin in-reactor blends and molded articles therefrom
    • 热塑性聚烯烃反应器内共混物及其模塑制品
    • US08093335B2
    • 2012-01-10
    • US12638843
    • 2009-12-15
    • Peijun JiangArmenag H. DekmezianJoseph Gustaaf M. Flendrig
    • Peijun JiangArmenag H. DekmezianJoseph Gustaaf M. Flendrig
    • C08F8/00C08L23/00C08L23/04
    • C08L23/12C08L23/14C08L2205/02C08L2314/06C08L2666/06
    • This invention relates to a molded article comprising an in-reactor polymer blend comprising: (a) a first propylene polymer comprising 90 to 100 wt % propylene and from 0 to less than 10 wt % comonomer, said first propylene component having a Tm of 135° C. or more; and (b) a second propylene polymer comprising from 30 to 90 wt % propylene and 70 to 10 wt % comonomer, said second propylene polymer having an Mw of 30,000 g/mol or more, and said second propylene-containing polymer having a crystallinity different by at least 5% from the first polymer, wherein the polymer blend has: (a) a Tm of at least 135° C., (b) a melt flow rate of at least 70 dg/min, (c) a tensile strength of at least 8 MPa, (d) an elongation at break of at least 200%, (e) a tensile strength at break of 10 MPa or more, and (f) a GME 60280 scratch resistance of less than 1.2 DL at a scratching load of 5 Newtons.
    • 本发明涉及包含反应器内聚合物共混物的模制品,其包含:(a)包含90至100重量%丙烯和0至小于10重量%共聚单体的第一丙烯聚合物,所述第一丙烯组分的Tm为135 ℃以上; 和(b)第二丙烯聚合物,其包含30至90重量%的丙烯和70至10重量%的共聚单体,所述第二丙烯聚合物的Mw为30,000g / mol或更高,并且所述第二丙烯聚合物具有不同的结晶度 与第一聚合物相比至少5%,其中聚合物共混物具有:(a)Tm至少为135℃,(b)熔体流动速率至少为70dg / min,(c)拉伸强度 至少8MPa,(d)断裂伸长率至少为200%,(e)断裂时的拉伸强度为10MPa以上,(f)在刮擦时GME 60280耐擦伤性小于1.2DL 负荷5牛顿。