MULTISTAGE PROCESS FOR THE POLYMERIZATION OF OLEFINS
    3.
    发明申请
    MULTISTAGE PROCESS FOR THE POLYMERIZATION OF OLEFINS 失效
    烯烃聚合的多种方法

    公开(公告)号:US20110003948A1

    公开(公告)日:2011-01-06

    申请号:US12735218

    申请日:2008-12-23

    IPC分类号: C08F2/01

    摘要: A multistage process for the homo or copolymerization of ethylene carried out in the presence of a catalyst system comprising at least one polymerization catalyst (A) based on a late transition metal component having a tridentate ligand which bears at least two ortho.ortho-disubstituted aryl radicals, at least one Ziegler polymerization catalyst (B), and at least a Lewis acid activating compound (C), wherein the molar ratio of the metal of the activating compound (C) to the late transition metal of catalyst (A) is different in the two polymerizations steps. Catalysts (A) and (B) may be selectively controlled by varying the amount of activating compound (C).

    摘要翻译: 在含有至少一种聚合催化剂(A)的催化剂体系存在下进行的乙烯均相或共聚的多级方法,所述催化剂体系基于具有三齿配体的后过渡金属组分,其具有至少两个邻位二取代的芳基 自由基,至少一种齐格勒聚合催化剂(B)和至少一种路易斯酸活化化合物(C),其中活化化合物(C)的金属与催化剂(A)的后过渡金属的摩尔比是不同的 在两个聚合步骤中。 催化剂(A)和(B)可以通过改变活化化合物(C)的量来选择性地控制。

    Multistage process for the polymerization of olefins
    4.
    发明授权
    Multistage process for the polymerization of olefins 失效
    用于烯烃聚合的多步法

    公开(公告)号:US07999043B2

    公开(公告)日:2011-08-16

    申请号:US12735218

    申请日:2008-12-23

    IPC分类号: C08F4/70 C08F10/00

    摘要: A multistage process for the homo or copolymerization of ethylene carried out in the presence of a catalyst system comprising at least one polymerization catalyst (A) based on a late transition metal component having a tridentate ligand which bears at least two ortho.ortho-disubstituted aryl radicals, at least one Ziegler polymerization catalyst (B), and at least a Lewis acid activating compound (C), wherein the molar ratio of the metal of the activating compound (C) to the late transition metal of catalyst (A) is different in the two polymerizations steps. Catalysts (A) and (B) may be selectively controlled by varying the amount of activating compound (C).

    摘要翻译: 在含有至少一种聚合催化剂(A)的催化剂体系存在下进行的乙烯均相或共聚的多级方法,所述催化剂体系基于具有三齿配体的后过渡金属组分,其具有至少两个邻位二取代的芳基 自由基,至少一种齐格勒聚合催化剂(B)和至少一种路易斯酸活化化合物(C),其中活化化合物(C)的金属与催化剂(A)的后过渡金属的摩尔比是不同的 在两个聚合步骤中。 催化剂(A)和(B)可以通过改变活化化合物(C)的量来选择性地控制。

    Process for polymerizing 1-hexene or higher alpha-olefins
    5.
    发明授权
    Process for polymerizing 1-hexene or higher alpha-olefins 失效
    聚合1-己烯或更高级α-烯烃的方法

    公开(公告)号:US07943716B2

    公开(公告)日:2011-05-17

    申请号:US10592563

    申请日:2005-03-08

    摘要: A process for preparing a polymer containing derived units of one or more alpha olefins of formula CH2═CHW wherein W is a C3-C10 hydrocarbon radical and optionally from 0 to 81% by mol of derived units of propylene or 1-butene, comprising contacting under polymerization conditions one or more alpha olefins of formula CH2═CHW and optionally propylene or 1-butene in the presence of a catalyst system obtainable by contacting: a) a metallocene compound of formula (I) wherein M, X, L, T1, T2, T3 and R1 are described in the text; and (b) an alumoxane or a compound capable of forming an alkyl metallocene cation.

    摘要翻译: 一种制备含有一种或多种式CH 2 = CHW的α-烯烃的衍生单元的聚合物的方法,其中W是C 3 -C 10烃基和任选地0至81摩尔%的丙烯或1-丁烯的衍生单元,包括接触 在聚合条件下,一种或多种式CH 2 = CHW的α-烯烃和任选的丙烯或1-丁烯在催化剂体系存在下可通过以下方式获得:a)式(I)的茂金属化合物,其中M,X,L, T2,T3和R1在文中描述; 和(b)铝氧烷或能够形成烷基茂金属阳离子的化合物。

    Process for the polymerization of olefins
    6.
    发明授权
    Process for the polymerization of olefins 有权
    烯烃聚合方法

    公开(公告)号:US07799880B2

    公开(公告)日:2010-09-21

    申请号:US11886929

    申请日:2006-03-22

    申请人: Eleonora Ciaccia

    发明人: Eleonora Ciaccia

    IPC分类号: C08F4/6592 C08F4/642

    摘要: A multistep process comprising the following steps: step a) polymerizing propylene and optionally one or more monomers selected from ethylene or alpha olefins of formula CH2═CHT1, wherein T1 is a C2-C10 alkyl radical in the presence of a catalyst system supported on an inert carrier, comprising: ii) one or more metallocene compounds of formula (I): ii) an alumoxane or a compound capable of forming an alkyl metallocene cation; and optionally iii) an organo aluminum compound; step b) contacting, under polymerization conditions, in a gas phase, propylene or ethylene with one or more alpha olefins of formula CH2═CHT, wherein T is hydrogen or a C1-C10 alkyl radical, and optionally a non-conjugated diene, in the presence of the polymer obtained in step a) and optionally in the presence of an additional organo aluminum compound; provided that an homopolymer is not produced; wherein: the compound of formula (I) is described in the application.

    摘要翻译: 一种多步法,其包括以下步骤:步骤a)使丙烯和任选的一种或多种选自乙烯或式CH 2 = CH 2的α-烯烃的单体聚合,其中T1是C2-C10烷基,在负载在 惰性载体,其包含:ii)一种或多种式(I)的茂金属化合物:ii)铝氧烷或能够形成烷基茂金属阳离子的化合物; 和任选地iii)有机铝化合物; 步骤b)在聚合条件下,在气相中丙烯或乙烯与一种或多种式CH 2 = CHT的α-烯烃(其中T是氢或C 1 -C 10烷基)和任选的非共轭二烯在 在步骤a)中获得的聚合物的存在和任选地在另外的有机铝化合物的存在下; 条件是不产生均聚物; 其中:本申请中描述了式(I)化合物。

    Process for preparing porous polymers and polymers thereof
    8.
    发明申请
    Process for preparing porous polymers and polymers thereof 审中-公开
    制备多孔聚合物的方法及其聚合物

    公开(公告)号:US20070004814A1

    公开(公告)日:2007-01-04

    申请号:US10553475

    申请日:2004-04-14

    IPC分类号: B29C44/34

    摘要: A process for obtaining porous propylene polymers optionally containing up to 10% by mol of derived units of one or more alpha-olefins of formula CH2═CHZ wherein Z is H or a C2-C10 alkyl radical, comprising the step of polymerizing propylene and optionally said one or more alpha olefins, under polymerization conditions, in the presence of a catalyst system comprising at least a metallocene compound, said process being characterized in that: a) the catalyst system is supported on an organic porous polymer; and b) at least part of the polymerization reaction is carried out in the presence of hydrogen.

    摘要翻译: 一种获得多孔丙烯聚合物的方法,其任选地含有至多10摩尔%的一种或多种式CH 2 -CH-的α-烯烃的衍生单元,其中Z是H或C 2 - 包括在聚合条件下在包含至少一种茂金属化合物的催化剂体系存在下聚合丙烯和任选所述一种或多种α-烯烃的步骤,所述催化剂体系包括至少一种茂金属化合物,所述 方法的特征在于:a)催化剂体系负载在有机多孔聚合物上; 和b)至少部分聚合反应在氢的存在下进行。

    METALLOCENE COMPOUNDS BASED ON ETHANEDIYL-BRIDGED INDENE AND CYCLOPENTADITHIOPHENE LIGANDS
    9.
    发明申请
    METALLOCENE COMPOUNDS BASED ON ETHANEDIYL-BRIDGED INDENE AND CYCLOPENTADITHIOPHENE LIGANDS 审中-公开
    基于乙二胺四乙酸和环戊二酸二乙酯的金属化合物

    公开(公告)号:US20100249346A1

    公开(公告)日:2010-09-30

    申请号:US12734171

    申请日:2008-10-01

    IPC分类号: C08F4/52 C07D495/04 B01J31/14

    摘要: A metallocene compound of formula (I) Wherein M is an atom of a transition metal; X, is a hydrogen atom, a halogen atom, or a hydrocarbon group optionally containing heteroatoms R1 and R2, equal to or different from each other, are C1-C40 hydrocarbon radical optionally containing heteroatoms; R3 is a C1-C40 hydrocarbon radical optionally containing heteroatoms; R4, R5, R6 and R7, equal to or different from each other, are hydrogen atoms or C1-C40 hydrocarbon radical optionally containing heteroatoms or groups among R4, R5, R6 and R7 can also be joined to form a from 4 to 7 membered ring.

    摘要翻译: 式(I)的茂金属化合物,其中M是过渡金属的原子; X,是氢原子,卤原子或任选含有杂原子R 1和R 2的烃基,彼此相同或不同,是任选含有杂原子的C 1 -C 40烃基; R3是任选含有杂原子的C 1 -C 40烃基; R 4,R 5,R 6和R 7彼此相同或不同,是氢原子或任选地含有在R4,R5,R6和R7之间的杂原子或基团的C1-C40烃基也可以连接形成4至7元 环。

    Process for the polymerization of olefins
    10.
    发明申请
    Process for the polymerization of olefins 有权
    烯烃聚合方法

    公开(公告)号:US20090259007A1

    公开(公告)日:2009-10-15

    申请号:US11886927

    申请日:2006-03-22

    申请人: Eleonora Ciaccia

    发明人: Eleonora Ciaccia

    IPC分类号: C08F4/52

    摘要: A multistep process comprising the following steps: step a) polymerizing propylene and optionally one or more monomers selected from ethylene or alpha olefins of formula CH2═CHT1, wherein T1 is a C2-C10 alkyl radical in the presence of a catalyst system supported on an inert carrier, comprising: ii) one or more metallocene compounds of formula (I): ii) an alumoxane or a compound capable of forming an alkyl metallocene cation; and optionally iii) an organo aluminum compound; step b) contacting, under polymerization conditions, in a gas phase, propylene or ethylene with one or more alpha olefins of formula CH2═CHT, wherein T is hydrogen or a C1-C10 alkyl radical, and optionally a non-conjugated diene, in the presence of the polymer obtained in step a) and optionally in the presence of an additional organo aluminum compound; provided that an homopolymer is not produced; wherein: the compound of formula (I) is described in the application.

    摘要翻译: 一种多步法,其包括以下步骤:步骤a)聚合丙烯和任选的一种或多种选自式CH2-CHT1的乙烯或α-烯烃的单体,其中T1是C2-C10烷基,在催化剂体系的存在下负载在 惰性载体,其包含:ii)一种或多种式(I)的茂金属化合物:ii)铝氧烷或能够形成烷基茂金属阳离子的化合物; 和任选地iii)有机铝化合物; 步骤b)在聚合条件下,在气相中丙烯或乙烯与一种或多种式CH 2 -CHT的α-烯烃(其中T是氢或C 1 -C 10烷基)和任选的非共轭二烯在 在步骤a)中获得的聚合物的存在和任选地在另外的有机铝化合物的存在下; 条件是不产生均聚物; 其中:本申请中描述了式(I)化合物。