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1. 发明授权

US06395668B1 Catalyst system for olefin polymerization 失效
标题翻译：用于烯烃聚合的催化剂体系
公开(公告)号：US06395668B1
公开(公告)日：2002-05-28
申请号：US09868078
申请日：2001-06-13
申请人： Jan F. van Baar , Peter A. Schut , Andrew D. Horton , Tiziano Dall'Occo
发明人： Jan F. van Baar , Peter A. Schut , Andrew D. Horton , Tiziano Dall'Occo
IPC分类号： B01J3118
CPC分类号： C08F10/02 , C08F10/00 , C08F110/02 , C08F210/16 , C08F4/6028 , C08F2500/17 , C08F2500/03 , C08F2500/20 , C08F2500/09 , C08F210/06 , C08F4/7042 , C08F4/7006 , C08F4/7022 , C08F4/7004 , C08F4/7021
摘要： It is disclosed a new catalyst system for the polymerization of olefins comprising the product obtainable by contacting the following components: (A) one or more compounds of a late transition metal belonging to Group 8-11 of the Periodic Table; and (B) the reaction product of water with one or more organometallic aluminum compounds of formula (IV): Al(CH2—CR3R4R5)xR6yHz, wherein R3 is a C1-C20 alkyl, C3-C20 cycloalkyl or C7-C20 alkylaryl radical; R4 is different from a straight alkyl and is a C3-C20 alkyl, C3-C20 cycloalkyl, C6-C20 aryl, C7-C20 alkylaryl or C7-C20 arylalkyl radical; or R3 and R4 form together a C4-C6 ring; R5 is hydrogen or a C1-C20 alkyl, C6-C20 aryl, C7-C20 alkylaryl or arylalkyl radical; R6 is a C1-C20 alkyl, C3-C20 cycloalkyl, C6-C20 aryl, C7-C20 alkylaryl or C7-C20 arylalkyl radical; x is 1-3; z is 0-1; and y is 3−x−z; the molar ratio between said organometallic aluminum compound and water being comprised between 0.5:1 and 100:1.
摘要翻译：公开了一种用于烯烃聚合的新型催化剂体系，其包括通过使以下组分接触可获得的产物：（A）一种或多种属于元素周期表第8-11族的后过渡金属的化合物; 和（B）水与一种或多种式（IV）的有机金属铝化合物的反应产物：Al（CH 2 -CR 3 R 4 R 5）xR 6yHz，其中R 3是C 1 -C 20烷基，C 3 -C 20环烷基或C 7 -C 20烷基芳基; R 4不同于直链烷基，并且是C 3 -C 20烷基，C 3 -C 20环烷基，C 6 -C 20芳基，C 7 -C 20烷基芳基或C 7 -C 20芳基烷基; 或R 3和R 4一起形成C 4 -C 6环; R5是氢或C1-C20烷基，C6-C20芳基，C7-C20烷基芳基或芳基烷基; R6是C1-C20烷基，C3-C20环烷基，C6-C20芳基，C7-C20烷基芳基或C7-C20芳基烷基; x为1-3; z为0-1; y为3-x-z; 所述有机金属铝化合物与水的摩尔比为0.5:1至100:1。

2. 发明授权

US06559252B1 Catalysts and processes for the polymerization of olefins 失效
标题翻译：催化剂和烯烃聚合方法
公开(公告)号：US06559252B1
公开(公告)日：2003-05-06
申请号：US09331917
申请日：1999-06-29
申请人： Andrew D. Horton , Jan F. van Baar , Peter A. Schut , Gerard M. M. van Kessel , Klaas L. von Hebel
发明人： Andrew D. Horton , Jan F. van Baar , Peter A. Schut , Gerard M. M. van Kessel , Klaas L. von Hebel
IPC分类号： C08F4642
CPC分类号： C08F10/00 , C08F4/65927 , C08F110/02 , C08F4/65912
摘要： Catalysts for the polymerization of olefins are disclosed, which comprise the product obtained by contacting: (A) a bridged and/or substituted cyclopentadienyl compound of titanium, zirconium or hafnium; (B) an organometallic aluminium compound of the formula: Al(CH2—CR4R5—CR6R7R8)wR9qHz wherein R4 is a C1-C10 alkyl, alkenyl, or arylalkyl group; R5 is hydrogen or a C1-C10 alkyl, alkenyl, or arylalkyl group; R6 and R7 are C1-C10 alkyl, alkenyl, aryl, arylalkyl or alkylaryl groups; R8 is hydrogen or a C1-C10 alkyl, alkenyl, aryl, arylalkyl or alkylaryl group; R9 is a C1-C10 alkyl, alkenyl, or arylalkyl group, a carbon atom in the compound of formula (II) being optionally replaced by a Si or Ge atom; w is 1-3, z is 0 or 1, q=3−w−z, and (C) water; the molar ratio (B)/(C) being comprised between 1:1 and 100:1. These catalysts show an improved activity with respect to known catalysts, wherein different aluminium compounds are used.
摘要翻译：公开了用于烯烃聚合的催化剂，其包括通过使（A）钛，锆或铪的桥连和/或取代的环戊二烯基化合物接触而获得的产物; （B）下式的有机金属铝化合物：Al（CH2-CR4R5-CR6R7R8）wR9qHz其中R4是C1-C10烷基，烯基或芳基烷基; R5是氢或C1-C10烷基，烯基或芳基烷基; R6和R7是C1-C10烷基，烯基，芳基，芳基烷基或烷基芳基; R8是氢或C1-C10烷基，烯基，芳基，芳基烷基或烷基芳基; R9是C1-C10烷基，烯基或芳基烷基，式（II）化合物中的碳原子任选被Si或Ge原子取代; w为1-3，z为0或1，q = 3-w-z，（C）水; 摩尔比（B）/（C）为1:1至100:1。这些催化剂相对于已知的催化剂显示出改进的活性，其中使用不同的铝化合物。

3. 发明授权

US06703457B2 Propylene polymers and process for the preparation thereof 失效
标题翻译：丙烯聚合物及其制备方法
公开(公告)号：US06703457B2
公开(公告)日：2004-03-09
申请号：US10031583
申请日：2002-01-18
申请人： Jan F. van Baar , Andrew D. Horton , Peter A. Schut , Johan Stapersma
发明人： Jan F. van Baar , Andrew D. Horton , Peter A. Schut , Johan Stapersma
IPC分类号： C08F464
CPC分类号： C08F10/06 , C08F4/65912 , C08F4/65927 , C08F110/06 , C08F210/06 , C08F2420/06 , C08F4/61904 , C08F4/70 , C08F2500/03 , C08F2500/15 , C08F210/16
摘要： A process for preparing propylene polymer comprising contacting, under polymerization conditions, propylene and optionally ethylene, with a catalyst system comprising a bridged metallocene and a suitable activating cocatalyst, said process being characteized by reducing the concentration of hydrogen formed during the polymerization reaction.
摘要翻译：一种制备丙烯聚合物的方法，包括在聚合条件下使丙烯和任选的乙烯与包含桥连金属茂和合适的活化助催化剂的催化剂体系接触，所述方法通过降低在聚合反应期间形成的氢的浓度来表征。

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