Apparatus for the polymerization of olefin monomers
    1.
    发明授权
    Apparatus for the polymerization of olefin monomers 失效
    烯烃单体聚合装置

    公开(公告)号:US06461574B2

    公开(公告)日:2002-10-08

    申请号:US09756829

    申请日:2001-01-08

    IPC分类号: B01J838

    摘要: An apparatus for the polymerization of olefin monomers comprising means for forming a fluid stream containing catalyst, means for continuously feeding the fluid stream into an elongated polymerization reactor having at least two successive chambers separated by dividing plates having a diameter slightly smaller than that of the polymerization rector, means for feeding monomers, and an optional catalyst and donor into the polymerization reactor under temperature conditions to polymerize the olefin while maintaining a mixed flow in the chambers to polymerize the monomers and optional comonomer in the fluid, and means for removing the resultant polymer slurry from the polymerization reactor.

    摘要翻译: 用于聚合烯烃单体的装置包括用于形成含有催化剂的流体物流的装置,用于将流体流连续供给到具有至少两个连续室的细长聚合反应器的装置,所述连续室由具有比聚合物的直径稍小的直径的分隔板分隔开 反应器,用于将单体进料的方法和任选的催化剂和供体在温度条件下进入聚合反应器以聚合烯烃,同时保持室内的混合流动以使单体和任选的共聚单体聚合在流体中,以及用于除去所得聚合物的装置 来自聚合反应器的浆料。

    Process and an apparatus for polymerization of olefin monomers
    2.
    发明授权
    Process and an apparatus for polymerization of olefin monomers 失效
    烯烃单体聚合方法和装置

    公开(公告)号:US06197264B1

    公开(公告)日:2001-03-06

    申请号:US09142700

    申请日:1998-10-19

    IPC分类号: B01J838

    摘要: A process for polymerization of olefin monomers by forming a fluid stream containing catalyst, continuously feeding the fluid stream into an elongated polymerization reactor having at least two successive chambers separated by dividing plates having a diameter slightly smaller than that of the polymerization rector, feeding monomers, and an optional catalyst and donor into the polymerization reactor under temperature conditions to polymerize the olefin while maintaining a mixed flow in the chambers to polymerize the monomers and optional comonomer in the fluid, and removing the resultant polymer slurry from the polymerization reactor.

    摘要翻译: 一种通过形成含有催化剂的流体流聚合烯烃单体的方法,将流体流连续地供入细长的聚合反应器中,所述反应器具有至少两个连续的室,所述连续室由直径略小于聚合反应器的直径的分隔板分离, 和任选的催化剂和供体在温度条件下在聚合反应器中聚合烯烃,同时保持室中的混合流动,以使流体中的单体和任选的共聚单体聚合,并从聚合反应器中除去所得的聚合物浆料。

    UNORIENTED FILM
    8.
    发明申请
    UNORIENTED FILM 有权
    不详电影

    公开(公告)号:US20140155547A1

    公开(公告)日:2014-06-05

    申请号:US14232201

    申请日:2012-07-10

    IPC分类号: C08L23/14

    摘要: Unoriented film comprising at least 70 wt.-% of an heterophasic propylene copolymer, said heterophasic propylene copolymer comprises a matrix being a random propylene copolymer and an elastomeric propylene copolymer dispersed in said matrix, wherein the heterophasic propylene copolymer has (a) a melt flow rate MFR2 (230° C.) in the range of 3.0 to 10.0 g/10 min, (b) a melting temperature in the range of 130 to 150° C., (c) a xylene cold soluble content in the range of 25 to 50 wt.-%, (d) comonomer content in the range of 10.0 to 15.0 wt.-%, wherein further the xylene cold soluble content of the heterophasic propylene copolymer has (e) a comonomer content in the range of 20 to 30 wt.-% and (f) an intrinsic viscosity in the range of 0.8 to below 2.0 dl/g.

    摘要翻译: 所述多相丙烯共聚物包含至少70重量%的多相丙烯共聚物的无取向膜,所述多相丙烯共聚物包含分散在所述基质中的无规丙烯共聚物和弹性体丙烯共聚物的基质,其中所述多相丙烯共聚物具有(a)熔体流动 速率MFR 2(230℃)在3.0至10.0g / 10分钟的范围内,(b)熔融温度在130至150℃的范围内,(c)二甲苯冷可溶物的含量范围为25 至(d)共聚单体含量在10.0至15.0重量%范围内,其中异相丙烯共聚物的二甲苯冷可溶物含量还具有(e)共聚单体含量为20至30重量% (f)0.8至2.0dl / g范围内的特性粘度。

    Method to produce very stiff polypropylene
    9.
    发明授权
    Method to produce very stiff polypropylene 失效
    生产非常硬的聚丙烯的方法

    公开(公告)号:US08557917B2

    公开(公告)日:2013-10-15

    申请号:US12998263

    申请日:2009-10-06

    摘要: The present invention relates to a process for the preparation of a propylene homo- or copolymer, comprising the following steps: (i) feeding propylene and hydrogen, and optionally one or more comonomers, to a reactor R1, wherein the hydrogen is fed to the reactor R1 in a periodically varying amount, (ii) preparing a first fraction of the propylene homo- or copolymer in the reactor R1 in the presence of a catalyst, (iii) transferring the first fraction to a reactor R2, and (iv) preparing a second fraction of the propylene homo- or copolymer in the reactor R2, wherein the melt flow rate MFR (2.16 kg, 230° C.) of the propylene homo- or copolymer is higher than the melt flow rate MFR (2.16 kg, 230° C.) of the first fraction.

    摘要翻译: 本发明涉及一种制备丙烯均聚物或共聚物的方法,包括以下步骤:(i)将丙烯和氢气以及任选的一种或多种共聚单体进料到反应器R1中,其中将氢气供给到 反应器R1以周期性变化的量,(ii)在催化剂存在下,在反应器R1中制备丙烯均聚物或共聚物的第一部分,(iii)将第一部分转移到反应器R2,和(iv)制备 丙烯均聚物或共聚物在反应器R2中的第二部分,其中丙烯均聚物或共聚物的熔体流动速率MFR(2.16kg,230℃)高于熔体流动速率MFR(2.16kg,230 ℃)。

    High flow polypropylene composition
    10.
    发明授权
    High flow polypropylene composition 有权
    高流动聚丙烯组合物

    公开(公告)号:US08541507B2

    公开(公告)日:2013-09-24

    申请号:US13144522

    申请日:2010-06-30

    IPC分类号: C08F8/00 C08L23/10

    摘要: The present invention relates to a high flow polypropylene composition comprising (A) a low molecular weight propylene homopolymer fraction and (B) a high molecular weight propylene copolymer fraction, having a comonomer content of not higher than 8 wt %, wherein the ratio between the MFR2 of fraction (A) and the MFR2 of fraction (B) is at least 3 and wherein the MFR2 of the entire composition is at least 5 g/10 min, the values of MFR2 being measured according to ISO 1133 (230° C., 2.16 kg load), and to processes for producing such compositions and to articles made there from.

    摘要翻译: 本发明涉及一种高流动聚丙烯组合物,其包含(A)低分子量丙烯均聚物部分和(B)共聚单体含量不高于8重量%的高分子量丙烯共聚物部分,其中, 级分(A)的MFR 2和级分(B)的MFR 2为至少3,并且其中整个组合物的MFR 2为至少5g / 10min,MFR 2的值根据ISO 1133(230℃)测量 ,2.16kg负荷),以及用于生产这种组合物的方法和由其制成的制品。