Process for the preparation of ethylene propylene copolymers
    71.
    发明授权
    Process for the preparation of ethylene propylene copolymers 有权
    制备乙烯丙烯共聚物的方法

    公开(公告)号:US08785575B2

    公开(公告)日:2014-07-22

    申请号:US12226385

    申请日:2007-04-06

    摘要: A polymerization process comprising contacting under polymerization conditions ethylene and at least propylene to obtain a copolymer containing from 96% by mol to 71% by mol of ethylene derived units, in the presence of a catalyst system obtainable by contacting: b) at least a metallocene compound of formula (I), b) alumoxane or a compound capable of forming an alkyl metallocene cation; and optionally c) an organo aluminum compound; wherein the groups R1-R4, L, M and W are described in the text.

    摘要翻译: 一种聚合方法,包括在聚合条件下使乙烯和至少丙烯接触,以获得含有衍生自乙烯的单元的96摩尔%至71摩尔%的乙烯衍生单元的共聚物,所述催化剂体系可以通过以下方式获得:b)至少一种茂金属 式(I)化合物,b)铝氧烷或能够形成烷基金属茂阳离子的化合物; 和任选地c)有机铝化合物; 其中在文中描述了基团R1-R4,L,M和W。

    PROCESS FOR OLEFIN POLYMERISATION USING GROUP 4 METALLOCENE AS CATALYSTS
    72.
    发明申请
    PROCESS FOR OLEFIN POLYMERISATION USING GROUP 4 METALLOCENE AS CATALYSTS 有权
    使用第4组金属催化剂进行烯烃聚合的方法

    公开(公告)号:US20130217845A1

    公开(公告)日:2013-08-22

    申请号:US13806386

    申请日:2011-06-29

    IPC分类号: C08F210/16

    摘要: A process for the preparation of a random propylene copolymer comprising polymerising propylene and at least one C2-10 alpha olefin (especially ethylene) in the presence of a catalyst; wherein said catalyst comprises: (i) a complex of formula (I): wherein M is zirconium or hafnium; each X is a sigma ligand; L is a divalent bridge selected from —R′2C—, —R′2C—CR′2—, —R′2Si—, —R′2Si—SiR2—, —R′2Ge—, wherein each R′ is independently a hydrogen atom, C1-C20-hydrocarbyl, tri(C1-C20-alkyl)silyl, C6-C20-aryl, C7-C20-arylalkyl or C7-C20-alkylaryl; each R1 is a C4-C20 hydrocarbyl radical branched at the β-atom to the cyclopentadienyl ring, optionally containing one or more heteroatoms belonging to groups 14-16, or is a C3-C20 hydrocarbyl radical branched at the β-atom to the cyclopentadienyl ring where the β-atom is an Si-atom; n is 0-3; each R18 is the same or different and may be a C1-C20 hydrocarbyl radical optionally containing one or more heteroatoms belonging to groups 14-16; each R4 is a hydrogen atom or a C1-6-hydrocarbyl radical; each W is a 5 or 6 membered aryl or heteroaryl ring wherein each atom of said ring is optionally substituted with an R5 group; each R5 is the same or different and is a C1-C20 hydrocarbyl radical optionally containing one or more heteroatoms belonging to groups 14-16; and optionally two adjacent R5 groups taken together can form a further mono or multicyclic ring condensed to W optionally substituted by one or two groups R5; and (ii) a cocatalyst comprising an organometallic compound of a Group 13 metal.

    摘要翻译: 一种制备无规丙烯共聚物的方法,包括在催化剂存在下聚合丙烯和至少一种C 2-10α-烯烃(特别是乙烯); 其中所述催化剂包括:(i)式(I)的络合物:其中M是锆或铪; 每个X是σ配体; L是选自-R'2C-,-R'2C-CR'2-,-R'2Si-,-R'2Si-SiR2-,-R'2Ge-的二价桥,其中每个R'独立地为 氢原子,C 1 -C 20烃基,三(C 1 -C 20烷基)甲硅烷基,C 6 -C 20芳基,C 7 -C 20芳基烷基或C 7 -C 20烷基芳基; 每个R 1是在β-原子处与环戊二烯基环分支的C 4 -C 20烃基,任选地含有一个或多个属于第14-16族的杂原子,或者是在β-原子处分支到环戊二烯基的C 3 -C 20烃基 β原子是Si原子的环; n为0-3; 每个R 18相同或不同,并且可以是任选地含有一个或多个属于第14-16族的杂原子的C 1 -C 20烃基; 每个R 4是氢原子或C 1-6烃基; 每个W是5或6元芳基或杂芳基环,其中所述环的每个原子任选被R 5基团取代; 每个R 5相同或不同,并且是任选地含有一个或多个属于第14-16族的杂原子的C 1 -C 20烃基; 并且任选地两个相邻的R5基团可以形成另外的一个或多个环,其被稠合至可任选地被一个或两个基团R 5取代的W; 和(ii)包含第13族金属的有机金属化合物的助催化剂。

    Process for polymerizaing 1-hexene or higher alpha-olefins
    74.
    发明授权
    Process for polymerizaing 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:US07977444B2

    公开(公告)日:2011-07-12

    申请号:US10592564

    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, T, R1, R2, R7 and R8 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,在一种催化剂体系的存在下,通过使以下物质接触,得到一种或多种式CH 2 = CHW的α-烯烃和任选的丙烯或1-丁烯:a)式(I)的茂金属化合物,其中M,X,L,T, R1,R2,R7和R8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。

    COMPOSITIONS OF 1-BUTENE BASED POLYMERS
    75.
    发明申请
    COMPOSITIONS OF 1-BUTENE BASED POLYMERS 失效
    基于1-BOTENE的聚合物的组合物

    公开(公告)号:US20110003938A1

    公开(公告)日:2011-01-06

    申请号:US12735953

    申请日:2009-02-26

    IPC分类号: C08L23/20

    摘要: A 1-butene polymer composition comprising: a) from 10% to 90% by weight of an isotactic 1-butene polymer having the following features: i) isotactic pentad (mmmm) measured by 13C-NMR, higher than 90%; ii) melting point (TmII) higher than 90° C.; and iii) intrinsic viscosity (IV) measured in tetrahydronaphthalene (THN) at 135° C. comprised between 0.5 dl/g and 5.0 dl/g. b) from 90% to 10% by weight of a copolymer of 1-butene and at least a C8-C12 alpha-olefin derived units, containing from 0% to 10% by mole of propylene or pentene derived units, and/or containing from 0% to 5% by mole of ethylene derived units having a content of C8-C12 alpha-olefin derived units higher than 4.0% by mol and lower than 20.0% by mol; endowed with the following features: i) isotactic pentad mmmm higher than or equal to 90%; pentads (mmrr+mrrm) lower than 4 and pentad rmmr not detectable by C NMR. ii) intrinsic viscosity (IV) measured in tetrahydronaphthalene at 135° C. comprised between 0.8 and 5.0 dL/g; iii) the melting point measured by DSC (TmI) and the C8-C12 alpha-olefin content fulfil the following relationship: TmI

    摘要翻译: 1-丁烯聚合物组合物,其包含:a)10重量%至90重量%的具有以下特征的全同立构1-丁烯聚合物:i)通过13 C-NMR测量的全同立构五单元组(mmmm)高于90%; ii)高于90℃的熔点(TmII)。 和iii)在135℃下在四氢化萘(THN)中测量的特性粘度(IV)为0.5dl / g至5.0dl / g。 b)90重量%至10重量%的1-丁烯和至少一种C 8 -C 12α-烯烃衍生单元的共聚物,其含有0至10摩尔%的丙烯或戊烯衍生的单元,和/或含 来自具有高于4.0摩尔%且低于20.0摩尔%的C 8 -C 12α-烯烃衍生单元的乙烯衍生单元的0摩尔%至5摩尔% 具有以下特征:i)等于或等于90%的全同立构五单位mmmm; 低于4的五单元组(mmrr + mrrm)和不能通过C NMR检测的五元组。 ii)在135℃下在四氢化萘中测得的特性粘度(Ⅳ)为0.8至5.0dL / g; iii)通过DSC(TmI)和C8-C12α-烯烃含量测量的熔点满足以下关系:TmI <130×C-0.3其中C是C8-C12α-烯烃衍生单元的摩尔含量,TmI是 第一次熔融转变中最高的熔融峰; 否则熔点TmI不可检测;

    1-BUTENE TERPOLYMERS
    76.
    发明申请
    1-BUTENE TERPOLYMERS 审中-公开
    1-BOTENE TERPOLYMERS

    公开(公告)号:US20100324238A1

    公开(公告)日:2010-12-23

    申请号:US12735956

    申请日:2009-02-27

    IPC分类号: C08F4/42 C08F10/08 C08F10/14

    摘要: A terpolymer of 1-butene, ethylene and a at least a C8-C12 alpha-olefin derived units, containing from 0.1% to 5% by mole of ethylene derived units and from 1 from 20% by mol of C8-C12 alpha-olefin derived units, endowed with the following properties: i) isotactic pentad mmmm higher than or equal to 90%; pentads (mmrr+mrrm) lower than 4 and pentad rmmr not detectable by 13C NMR. ii) intrinsic viscosity (IV) measured in tetrahydronaphthalene at 135° C. comprised between 0.8 and 5.0 dL/g; iii) the melting point measured by DSC (TmI) and the C8-C12 alpha-olefin content fulfil the following relationship: TmI

    摘要翻译: 1-丁烯,乙烯和至少一种C 8 -C 12α-烯烃衍生单元的三元共聚物,其含有0.1%至5%(摩尔)的乙烯衍生单元,和1%为20%(摩尔)的C 8 -C 12α-烯烃 具有以下性质:i)等于或等于90%的全同立构五单元mmmm; 低于4的五元组(mmrr + mrrm)和13C NMR不能检测到的五元组。 ii)在135℃下在四氢化萘中测得的特性粘度(Ⅳ)为0.8至5.0dL / g; iii)通过DSC(TmI)和C8-C12α-烯烃含量测量的熔点满足以下关系:TmI <130×C-0.3其中C是C8-C12α-烯烃衍生单元的摩尔含量,TmI是 通过DSC测量的第一熔融转变中的最高熔融峰不能检测到熔点Tm1。

    Catalyst system for the polymerization of olefin
    77.
    发明授权
    Catalyst system for the polymerization of olefin 失效
    用于烯烃聚合的催化剂体系

    公开(公告)号:US07799722B2

    公开(公告)日:2010-09-21

    申请号:US10592565

    申请日:2005-03-08

    摘要: A catalyst system solution obtainable by a process comprising the following steps: (a) contacting a solution of methylalumoxane in an aromatic solvent (solvent a) with a solution of one or more organo-aluminium in a solvent (solvent b), or a solution of one or more alumoxanes different from methylalumoxane in a solvent (solvent b); (b) when solvent b) is an aromatic solvent or if solvent b) has a boiling point lower than solvent a) add to the solution formed in step a) an alifatic solvent (solvent c) having a boiling point higher than solvent a) and solvent b); or (c) solubilizing a metallocene compound in the solution obtained in step a) or in step b); and (d) substantially removing solvent a) or solvent a) and solvent b) from the solution.

    摘要翻译: 一种通过包括以下步骤的方法获得的催化剂体系溶液:(a)将甲基铝氧烷在芳族溶剂(溶剂a)中的溶液与一种或多种有机铝在溶剂(溶剂b)中的溶液或溶液 在溶剂(溶剂b)中不同于甲基铝氧烷的一种或多种铝氧烷; (b)当溶剂b)是芳族溶剂或溶剂b)的沸点低于溶剂a)加入沸点高于溶剂a)的aif溶剂(溶剂c)中形成的溶液a) 和溶剂b); 或(c)将茂金属化合物溶解在步骤a)或步骤b)中获得的溶液中; 和(d)从溶液中基本上除去溶剂a)或溶剂a)和溶剂b)。

    Process for preparing 1-butene polymers
    78.
    发明授权
    Process for preparing 1-butene polymers 有权
    1-丁烯聚合物的制备方法

    公开(公告)号:US07589160B2

    公开(公告)日:2009-09-15

    申请号:US10536858

    申请日:2003-11-03

    IPC分类号: C08F4/64 C08F4/72 C07F17/00

    摘要: A process for obtaining 1-butene polymers comprising the step of contacting under polymerization conditions 1-butene and optionally ethylene, propylene or said alpha-olefin, in the presence of a catalyst system obtainable by contacting: a) a metallocene compound of formula (I): wherein: M is an atom of a transition metal belonging to group 3, 4, 5, 6 or to the lanthanide or actinide groups in the Periodic Table of the Elements; p is an integer from 0 to 3; X, is a hydrogen atom, a halogen atom, or a hydrocarbon group; R1 is a hydrocarbon group; R2, R3 and R6 are hydrogen atoms or hydrocarbon groups; R4 and R5 join to form a condensed saturated or unsaturaded 4–7 membered ring; and L is a divalent bridging group; and b) an alumoxane or a compound able to form an alkylmetallocene cation.

    摘要翻译: 一种获得1-丁烯聚合物的方法,包括在聚合条件下1-丁烯和任选的乙烯,丙烯或所述α-烯烃在催化剂体系存在下接触的步骤,所述催化剂体系可通过以下步骤获得:a)式(I)的茂金属化合物 ):其中:M是属于第3,4,5,6族的过渡金属或元素周期表中的镧系元素或锕系元素的原子; p是0至3的整数; X是氢原子,卤素原子或烃基; R1是烃基; R2,R3和R6是氢原子或烃基; R4和R5连接形成稠合的饱和或不饱和的4-7元环; L是二价桥基; 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 1-butene
    79.
    发明授权
    Process for the polymerization of 1-butene 有权
    1-丁烯聚合方法

    公开(公告)号:US07459511B2

    公开(公告)日:2008-12-02

    申请号:US10480762

    申请日:2002-06-11

    申请人: Luigi Resconi

    发明人: Luigi Resconi

    摘要: A process for polymerizing 1-butene comprising the step of contacting under polymerization conditions 1-butene and optionally from 0 to 20% by mol of an alpha olefin with a catalyst system obtainable by contacting a bridget metallocene compound of formula (I) wherein R1 and R2 are an hydrocarbon radical A is a carbon atom, a germanium atom or a silicon atom; m is 1, 2; M is a metal of group 4 of the Periodic Table of the Elements; X, is hydrogen, a halogen atom, or a group R, OR, OSO2CF3, OCOR, SR, NR2 or PR2, wherein the substituents R are hydrocarbon radical; L is a moiety of formula (IIa) or (IIb) wherein T is an oxigen (O) or sulphur (S) atom or a CH2 group; and R3 and R4 are hydrogen atoms or hydrocarbon radicals; one or more alumoxanes or compounds able to form an alkylmetallocene cation; and optionally an organo aluminium compound.

    摘要翻译: 一种聚合1-丁烯的方法,包括在聚合条件下使1-丁烯和任选的0至20摩尔%的α-烯烃与可通过使式(I)的桥连金属茂化合物(其中R1和 R2是烃基A是碳原子,锗原子或硅原子; m为1,2; M是元素周期表第4族的金属; X是氢,卤素原子或基团R,OR,OSO 2 CF 3,OCOR,SR,NR 2或PR 2,其中取代基R是烃基; L是式(IIa)或(IIb)的部分,其中T是氧原子(O)或硫(S)原子或CH 2基团; 并且R 3和R 4是氢原子或烃基; 一种或多种能够形成烷基茂金属阳离子的铝氧烷或化合物; 和任选的有机铝化合物。

    Isotactic 1-butene copolymers
    80.
    发明申请
    Isotactic 1-butene copolymers 有权
    全同立构1-丁烯共聚物

    公开(公告)号:US20080249273A1

    公开(公告)日:2008-10-09

    申请号:US11981497

    申请日:2007-10-30

    IPC分类号: C08F210/08

    摘要: An isotactic 1-butene copolymer having a content up to 30% by mol of at least one alpha-olefin of formula CH2═CHZ derived units, wherein Z is a C3-C20 hydrocarbon group, having the following features: isotactic pentads (mmmm) >90%; and a percentage of soluble fraction in diethylether (% SD) and a molar content of said alpha olefins (% O) in the polymer chain meeting the following relation: % SD>2.8% O+8.

    摘要翻译: 具有至多30摩尔%的至少一种式CH 2 -CH-Z衍生单元的α-烯烃的全同立构1-丁烯共聚物,其中Z是C 3 90%; 以及在聚合物链中的二乙醚中可溶性部分的百分比(%SD)和所述α-烯烃(%O)的摩尔含量满足以下关系:<?在线公式描述=“在线公式” “lead”?>%SD> 2.8%O + 8。<?in-line-formula description =“In-line Formulas”end =“tail”?>