Metallocene complex and polymerization method of olefin
    12.
    发明授权
    Metallocene complex and polymerization method of olefin 有权
    茂金属络合物和烯烃的聚合方法

    公开(公告)号:US08461365B2

    公开(公告)日:2013-06-11

    申请号:US13131301

    申请日:2009-12-14

    摘要: A metallocene complex by which high uptake efficiency of ethylene and/or α-olefin can be obtained compared with the conventional metallocene catalyst, and robber component having high molecular weight can be polymerized, and polymerization method of olefin. Metallocene complex (metallocene complex having furyl or thienyl group in which substituent exists at 5-position of indenyl ring, and substituent may exist at 2-position of indenyl ring, and the like) represented by the general formula [II], the catalyst for olefin polymerization characterized by comprising said metallocene complex, and polymerization method of olefin characterized that polymerization or copolymerization of olefin is carried out using said polymerization catalyst for olefin, and the like.

    摘要翻译: 与常规茂金属催化剂相比,可以获得乙烯和/或α-烯烃的高吸收效率的茂金属络合物,并且可以聚合具有高分子量的强力组分,以及烯烃的聚合方法。 茂金属络合物(具有呋喃基或噻吩基的茂金属络合物,其中在茚基环的5-位上存在取代基,并且取代基可以存在于由通式[II]表示的茚基环的2-位,等等),催化剂 烯烃聚合的特征在于包含所述茂金属络合物和烯烃的聚合方法,其特征在于使用所述烯烃聚合催化剂等进行烯烃的聚合或共聚。

    Moldability modifier and polypropylene resin composition using the same
    13.
    发明授权
    Moldability modifier and polypropylene resin composition using the same 有权
    成型性改性剂和使用其的聚丙烯树脂组合物

    公开(公告)号:US08211978B2

    公开(公告)日:2012-07-03

    申请号:US12294100

    申请日:2007-03-23

    摘要: A moldability modifier capable of improving molding processability, and a polypropylene resin composition using the same suitable for automobile exterior parts are provided. The invention relates to a moldability modifier comprising propylene block copolymer (A) containing from 80 to 98 wt % of a propylene homopolymer portion (A1) and from 2 to 20 wt % of a propylene/ethylene random copolymer portion (A2), wherein the MFR of (A1) is 300 g/10 min or more, the ethylene content of (A2) is from 10 to 70 wt %, the [η] of (A2) is 6.5 dl/g or more, and the MFR as a whole is 40 g/10 min or more; and propylene block copolymer (B) containing from 20 to 79 wt % of a propylene polymer portion (B1) and from 21 to 80 wt % of a propylene/ethylene random copolymer portion (B2), wherein the MFR of (B1) is 20 g/10 min or more, the ethylene content of (B2) is from 20 to 70 wt %, the [η] of (B2) is from 2.5 to 9.0 dl/g, and the MFR as a whole is from 0.1 to 50 g/10 min; and a polypropylene resin composition using the same.

    摘要翻译: 提供能够提高成型加工性的成型性改性剂和使用该成型性改性剂的适用于汽车外用部件的聚丙烯树脂组合物。 本发明涉及含有丙烯均聚物部分(A1)80〜98重量%和丙烯/乙烯无规共聚物部分(A2)2〜20重量%的丙烯嵌段共聚物(A)的成型性改性剂,其中, (A1)的MFR为300g / 10分钟以上,(A2)的乙烯含量为10〜70重量%,(A2)的[(e)]为6.5dl / g以上,MFR 整体为40g / 10min以上; 丙烯聚合物部分(B1)20〜79重量%,丙烯 - 乙烯无规共聚物部分(B2)21〜80重量%的丙烯嵌段共聚物(B),(B1)的MFR为20 g / 10分钟以上时,(B2)的乙烯含量为20〜70重量%,(B2)的乙烯含量为2.5〜9.0dl / g,MFR为0.1〜 50克/ 10分钟; 和使用其的聚丙烯树脂组合物。

    Propylene block copolymer and process for production thereof
    15.
    发明授权
    Propylene block copolymer and process for production thereof 有权
    丙烯嵌段共聚物及其制备方法

    公开(公告)号:US07875682B2

    公开(公告)日:2011-01-25

    申请号:US11989418

    申请日:2006-07-28

    IPC分类号: C08F297/08 C08F2/38

    摘要: Disclosed is a propylene block copolymer having excellent flexibility and impact resistance and showing a good polymer powder form. Also disclosed is a process for producing the copolymer. More specifically, the copolymer is a novel propylene block copolymer which satisfies a specific requirement and is produced by a process comprising continuously performing a multi-step polymerization composed of a former step in which a propylene homopolymer component or a specific propylene copolymer component is produced in the presence of a metallocene catalyst carried on a support and a latter step in which propylene and a specific copolymer component are produced by gas phase polymerization.

    摘要翻译: 公开了具有优异的柔韧性和耐冲击性并显示出良好的聚合物粉末形式的丙烯嵌段共聚物。 还公开了制备共聚物的方法。 更具体地说,该共聚物是满足特定要求的新型丙烯嵌段共聚物,是通过连续进行多步聚合的方法制造的,该多步聚合由前述步骤组成,其中制备丙烯均聚物组分或特定的丙烯共聚物组分 负载在载体上的金属茂催化剂的存在和后一步骤,其中通过气相聚合制备丙烯和特定的共聚物组分。

    Polypropylene-based resin composition and molded article thereof
    16.
    发明授权
    Polypropylene-based resin composition and molded article thereof 有权
    聚丙烯系树脂组合物及其成型体

    公开(公告)号:US07582696B2

    公开(公告)日:2009-09-01

    申请号:US11017085

    申请日:2004-12-21

    摘要: A polypropylene-based resin composition of drastically improved dimensional stability realized by incorporating a polypropylene resin of specific structure with an inorganic filler of specific particle size, carbon fibers of specific fiber diameter and length, and, as required, an ethylene- and/or styrene-based elastomer. Another polypropylene-based resin composition of well-balanced properties of rigidity, heat-resistance, impact resistance and lightness even essentially in the absence of inorganic filler, realized by compositing a propylene/ethylene block copolymer of specific structure and well-balanced mechanical properties with an ethylene- and/or styrene-based elastomer, and carbon fibers of specific structure.

    摘要翻译: 通过将特定结构的聚丙烯树脂与特定粒径的无机填料,特定纤维直径和长度的碳纤维以及根据需要的乙烯和/或苯乙烯混合而实现的大大改进的尺寸稳定性的聚丙烯基树脂组合物 基弹性体。 通过将具有特定结构的丙烯/乙烯嵌段共聚物和良好平衡的机械性能的合成实现的另一种聚丙烯基树脂组合物,即使基本上不存在无机填料,刚性,耐热性, 乙烯和/或苯乙烯基弹性体,以及特定结构的碳纤维。

    Catalyst for olefin polymerization and method of polymerization of olefin
    18.
    发明授权
    Catalyst for olefin polymerization and method of polymerization of olefin 有权
    烯烃聚合催化剂和烯烃聚合方法

    公开(公告)号:US06943227B2

    公开(公告)日:2005-09-13

    申请号:US10480650

    申请日:2002-06-26

    摘要: The present invention provides a catalyst for olefin polymerization having high olefin polymerization activity without being accompanied by generation of an adhered polymer on the wall of a polymerization reactor and the wall of pipe line and generation of a locking massive polymer, and capable of manufacturing an olefin polymer industrially and stably for a long period of time. That is, the present invention related to a catalyst for olefin polymerization comprising [A1] a hafnium compound or a zirconium compound having at least one conjugated 5-membered ring ligand, [A2] a zirconium compound having at least one conjugated 5-membered ring ligand but different from [A1], and [B] phyllosilicate, and relates to a method of polymerizing or copolymerizing olefin in the presence of the catalyst.

    摘要翻译: 本发明提供了一种具有高烯烃聚合活性的烯烃聚合催化剂,而不伴随聚合反应器壁上粘附聚合物的产生,管线壁和锁定块状聚合物的产生,并且能够制备烯烃 工业上长期稳定的聚合物。 也就是说,本发明涉及用于烯烃聚合的催化剂,其包含[A1]铪化合物或具有至少一个共轭五元环配体的锆化合物[A2]具有至少一个共轭五元环的锆化合物 配体,但不同于[A1]和[B]页硅酸盐,并且涉及在催化剂存在下聚合或共聚烯烃的方法。

    Catalyst component for olefin polymerization, catalyst for alpha-olefin polymerization and process for the production of alpha-olefin polymer
    19.
    发明申请
    Catalyst component for olefin polymerization, catalyst for alpha-olefin polymerization and process for the production of alpha-olefin polymer 有权
    用于烯烃聚合的催化剂组分,用于α-烯烃聚合的催化剂和用于生产α-烯烃聚合物的方法

    公开(公告)号:US20050070426A1

    公开(公告)日:2005-03-31

    申请号:US10940769

    申请日:2004-09-15

    摘要: To develop a catalyst component for olefin polymerization, a metallocene catalyst for olefin polymerization and a process for the production of an olefin polymer capable of producing an olefin polymer having a high molecular weight and a high melting point which can be extruded or injection-molded in a high yield and a novel transition metal compound to be used in these catalyst components a catalyst component for olefin polymerization is made of a transition metal compound represented by formula (I) defined in the specification; a metallocene catalyst for olefin polymerization comprises the catalyst component for olefin polymerization; and a process for the production of an olefin polymer is performed in the presence of the metallocene catalyst for olefin polymerization:

    摘要翻译: 为了开发用于烯烃聚合的催化剂组分,用于烯烃聚合的茂金属催化剂和用于生产能够生产具有高分子量和高熔点的烯烃聚合物的烯烃聚合物的方法,其可被挤出或注射成型 在这些催化剂组分中使用的高产率和新型过渡金属化合物,用于烯烃聚合的催化剂组分由本说明书中定义的式(I)表示的过渡金属化合物制成; 用于烯烃聚合的茂金属催化剂包括用于烯烃聚合的催化剂组分; 并且在用于烯烃聚合的茂金属催化剂存在下进行烯烃聚合物的制备方法: