Method for improving flowability of heterophasic polypropylene powder
    3.
    发明授权
    Method for improving flowability of heterophasic polypropylene powder 有权
    改善多相聚丙烯粉末流动性的方法

    公开(公告)号:US08841390B2

    公开(公告)日:2014-09-23

    申请号:US12998704

    申请日:2009-11-18

    IPC分类号: C08L23/12 C08L23/16

    摘要: Method for the preparation of a sticky high impact heterophasic polypropylene (HECO) in a reactor facility comprising in series (i) a first reaction system, (ii) a first conveying line connecting the first reactor system with a second reactor system comprising an outlet, (iii) a second conveying line connecting the outlet with a purge bin comprising a feeder, and (iv) a conveying system being connected with the feeder, and the preparation of said heterophasic polypropylene (HECO) comprises the steps in the order of (a) producing in said first reactor system the polypropylene matrix (M), (b) transferring at least a part of said polypropylene to said second reactor system via the first conveying line, (c) producing in said second reactor system the elastomeric copolymer obtaining the heterophasic polypropylene (HECO), (d) discharging said heterophasic polypropylene (HECO) from said second reactor system via the outlet, (e) transferring said discharged heterophasic polypropylene (HECO) via the second conveying line to said purge bin comprising said feeder, and (f) transferring further said discharged heterophasic polypropylene (HECO) from said purge bin via said feeder to said conveying system, the produced heterophasic polypropylene (HECO) is provided with an additive, said additive is fed to the produced heterophasic polypropylene (α) at the outlet of the second reactor system, or (β) at the feeder (F) of the purge bin (PB).

    摘要翻译: 在反应器设备中制备粘性高冲击多相聚丙烯(HECO)的方法,其包括串联(i)第一反应体系,(ii)将第一反应器系统与包含出口的第二反应器系统连接的第一输送管线, (iii)将出口连接到包括进料器的净化箱的第二输送管线,以及(iv)与进料器连接的输送系统,并且所述多相聚丙烯(HECO)的制备包括以下步骤:(a )在所述第一反应器系统中生产所述聚丙烯基质(M),(b)经由所述第一输送管线将至少一部分所述聚丙烯转移到所述第二反应器系统,(c)在所述第二反应器系统中产生所述弹性共聚物, 多相聚丙烯(HECO),(d)通过出口从所述第二反应器系统排出所述多相聚丙烯(HECO),(e)将所述排出的异相聚丙烯(HECO)vi 第二输送管线到包括所述进料器的清洗箱,和(f)将所述排出的多相聚丙烯(HECO)从所述进料槽经由所述进料器进一步传送到所述输送系统,所生产的异相聚丙烯(HECO)具有添加剂 ,所述添加剂在第二反应器系统的出口处供给到生产的异相聚丙烯(α),或者在清洗箱(PB)的进料器(F)处进料。

    SOFT HETEROPHASIC PROPYLENE COPOLYMERS
    4.
    发明申请
    SOFT HETEROPHASIC PROPYLENE COPOLYMERS 审中-公开
    软质异丙烯共聚物

    公开(公告)号:US20130267660A1

    公开(公告)日:2013-10-10

    申请号:US13883186

    申请日:2011-11-08

    IPC分类号: C08L23/12 C08L23/14

    摘要: Heterophasic propylene copolymer comprising a) a propylene homo- or copolymer matrix with an MFR 2 of ≧150 g/10 min according to ISO 1133 (230° C., 2.16 kg load) and b) a trimodal elastomeric propylene copolymer dispersed in said matrix, wherein (i) thexylene cold soluble fraction of the heterophasic propylene copolymer at room temperature is present in an amount of 20 to 80 wt % of the of the heterophasic propylene copolymer, (ii) the amorphous phase of the xylene cold soluble fraction of the heterophasic propylene copolymer has an intrinsic viscosity measured according to ISO 1628-1 (at 135° C. in tetraline) of at least 2.5 dl/g (iii) said of the heterophasic propylene copolymer has a flexural modulus lower than 800 MPa according to ISO 178, a melting temperature measured by DSC from 155 to 170° C. and a total ethylene content from 10 to 35 wt %; and a process for its production.

    摘要翻译: 异相丙烯共聚物,其包含a)根据ISO 1133(230℃,2.16kg负荷)的MFR 2 = 150g / 10min的丙烯均聚物或共聚物基质,和b)分散在所述 基质,其中(i)异相丙烯共聚物在室温下的二甲苯冷可溶部分以多相丙烯共聚物的20至80重量%的量存在,(ii)二甲苯冷可溶部分的无定形相 异相丙烯共聚物根据ISO 1628-1(在135℃,在四氢化萘中)测量的特性粘度为至少2.5dl / g(iii)所述多相丙烯共聚物的弯曲模量低于800MPa,根据 ISO 178,通过DSC测量的熔融温度为155至170℃,总乙烯含量为10至35重量%; 以及其生产过程。

    METHOD FOR IMPROVING FLOWABILITY OF RANDOM POLYPROPYLENE POWDER
    7.
    发明申请
    METHOD FOR IMPROVING FLOWABILITY OF RANDOM POLYPROPYLENE POWDER 有权
    改善随机聚丙烯粉的流动性的方法

    公开(公告)号:US20110294937A1

    公开(公告)日:2011-12-01

    申请号:US12998707

    申请日:2009-11-18

    摘要: Method for the preparation of a sticky random propylene copolymer (R-PP) in a reactor facility comprising in series (i) a first reaction system, (ii) a first conveying line connecting the first reactor system with a second reactor system comprising an outlet, (iii) a second conveying line connecting the outlet with a purge bin comprising a feeder, and (iv) a conveying system being connected with the feeder, and the preparation of said random propylene copolymer (R-PP) comprises the steps in the order of (a) producing in said first reactor system a propylene homopolymer (H-PP) or a random propylene copolymer (R-PP1), (b) transferring at least a part of said polypropylene to said second reactor system via the first conveying line, (c) producing in said second reactor system a random propylene copolymer (R-PP2) obtaining the random propylene copolymer (R-PP), (d) discharging said random propylene copolymer (R-PP) from said second reactor system via the outlet, (e) transferring said discharged random propylene copolymer (R-PP) via the second conveying line to said purge bin comprising said feeder, and (f) transferring further said discharged random propylene copolymer (R-PP) from said purge bin via said feeder to said conveying system, the produced random propylene copolymer (R-PP) is provided with an additive, said additive is fed to the produced random propylene copolymer (R-PP) (α) at the outlet of the second reactor system, or (β) at the feeder (F) of the purge bin (PB).

    摘要翻译: 在反应器设备中制备粘性无规丙烯共聚物(R-PP)的方法,包括串联(i)第一反应体系,(ii)将第一反应器系统与第二反应器系统连接的第一输送管线,第二反应器系统包括出口 ,(iii)将出口与包括进料器的吹扫箱相连接的第二输送管线,和(iv)与进料器连接的输送系统,并且所述无规丙烯共聚物(R-PP)的制备包括以下步骤: (a)在所述第一反应器系统中生产丙烯均聚物(H-PP)或无规丙烯共聚物(R-PP1),(b)将至少一部分所述聚丙烯经由第一输送 (c)在所述第二反应器系统中生产获得无规丙烯共聚物(R-PP)的无规丙烯共聚物(R-PP2),(d)从所述第二反应器系统经由所述第二反应器系统排出所述无规丙烯共聚物(R-PP) 出口,(e)转移所述排出物 通过第二输送管线将无规丙烯共聚物(R-PP)经由第二输送管线输送到包括所述进料器的净化箱,和(f)将所述排出的无规丙烯共聚物(R-PP)从所述净化箱经由所述进料器进一步转移到所述输送系统, 所制备的无规丙烯共聚物(R-PP)具有添加剂,所述添加剂在第二反应器系统的出口被供给到所生产的无规丙烯共聚物(R-PP)(α)中,或(b-bgr) 净化箱(PB)的进料器(F)。

    Method for preparing an olefin polymerization catalyst composition
    9.
    发明授权
    Method for preparing an olefin polymerization catalyst composition 失效
    烯烃聚合催化剂组合物的制备方法

    公开(公告)号:US07592285B2

    公开(公告)日:2009-09-22

    申请号:US10561016

    申请日:2004-06-07

    IPC分类号: C08F4/60 C08F4/6192 B01J31/00

    摘要: The present invention provides for a method for preparing a storable fluidic olefin polymerisation catalyst composition, said catalyst comprising an organometallic compound of a transition metal of Group 3 to 10 of the Periodic Table (IUPAC), or of an actinide or lanthanide, and the use of such composition for polymerising α-olefins.

    摘要翻译: 本发明提供了一种制备可储存的流化烯烃聚合催化剂组合物的方法,所述催化剂包含周期表(IUPAC)中第3至10族的过渡金属或锕系元素或镧系元素的有机金属化合物, 的这种用于聚合α-烯烃的组合物。