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公开(公告)号:US5969062A
公开(公告)日:1999-10-19
申请号:US51282
申请日:1998-04-07
申请人: Ulrich Moll , Eckard Schauss , Roger Klimesch
发明人: Ulrich Moll , Eckard Schauss , Roger Klimesch
IPC分类号: C08F4/619 , C08F4/6192 , C08F4/63 , C08F4/64 , C08F10/00 , C08F210/00 , C08F210/08 , C08F210/16
CPC分类号: C08F10/00 , C08F210/16 , C08F210/08 , C08F4/61908 , C08F4/61912 , C08F4/6192 , Y10S526/943
摘要: In a process for preparing copolymers of ethylene with C.sub.3 -C.sub.10 -alk-1-enes, the polymerization is carried out at pressures in the range from 1000 to 3500 bar and at from 200 to 280.degree. C. in the presence of a catalyst system comprising as active constituents a donor-substituted monocyclopentadienylamido(transition metal) complex compound of the following formula, a compound capable of forming metallocenium ions and, optionally, a trialkylaluminum compound; ##STR1## wherein y is ##STR2##
摘要翻译: PCT No.PCT / EP96 / 04253 Sec。 371日期:1998年4月7日 102(e)1998年4月7日PCT 1996年9月30日提交PCT在制备乙烯与C 3 -C 10 - 烷-1-烯的共聚物的方法中,聚合在1000-335巴的压力下进行 和200至280℃,在催化剂体系存在下,包含作为活性组分的下式的供体取代的单环戊二酰氨基(过渡金属)络合物,可形成金属茂离子的化合物和任选的三烷基铝化合物 ; 其中y是
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公开(公告)号:US5474961A
公开(公告)日:1995-12-12
申请号:US204273
申请日:1994-03-08
IPC分类号: C08F4/648 , C08F2/40 , C08F4/60 , C08F4/602 , C08F4/609 , C08F4/63 , C08F4/639 , C08F4/6392 , C08F4/65 , C08F4/6592 , C08F4/68 , C08F10/00 , B01J31/40 , C08F4/42
CPC分类号: C08F10/00 , C08F4/63912 , C08F4/63922 , Y02P20/584 , Y10S526/943
摘要: Metallocene catalyst systems for the polymerization of C.sub.2 -C.sub.10 -alkenes are obtainable by deactivation of a preactivated metallocene catalyst system which contains, as active components, a metallocene complex of a metal of subgroup IV or V of the Periodic Table and an oligomeric alumoxane compound and, if required, subsequent reactivation.
摘要翻译: PCT No.PCT / EP92 / 02016 Sec。 371日期:1994年3月8日 102(e)1994年3月8日PCT PCT 1992年9月2日PCT公布。 出版物WO93 / 05079 日前,1993年3月18日。用于C2-C10-烯烃聚合的茂金属催化剂体系可通过使预活化的茂金属催化剂体系失活获得,该催化剂体系含有作为活性成分的元素周期表IV或V族金属的茂金属络合物 表和低聚铝氧烷化合物,如果需要,随后的再活化。
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公开(公告)号:US5300597A
公开(公告)日:1994-04-05
申请号:US17163
申请日:1993-02-12
申请人: Nemesio D. Miro
发明人: Nemesio D. Miro
CPC分类号: B01J31/124 , B01J31/0274 , B01J31/122 , C08F10/00
摘要: A method is disclosed for preparing an olefin polymerization catalyst of improved particle size from a solution of magnesium containing component and a transition metal containing component which is reacted with an organoaluminum halide compound. The improved particle size is provided by employing the organoaluminum halide compound in conjunction with a silicon compound, such as for example an alkyl silicate or a polysiloxane.
摘要翻译: 公开了一种从含镁组分和含过渡金属的组分的溶液中制备具有改进粒度的烯烃聚合催化剂的方法,其与有机铝卤化物反应。 通过使用有机铝卤化物与硅化合物(例如硅酸烷基酯或聚硅氧烷)结合提供改进的粒度。
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公开(公告)号:US5238891A
公开(公告)日:1993-08-24
申请号:US366720
申请日:1989-06-15
申请人: Nemesio D. Miro
发明人: Nemesio D. Miro
CPC分类号: B01J31/124 , B01J31/0274 , B01J31/122 , C08F10/00
摘要: A method is disclosed for preparing an olefin polymerization catalyst of improved particle size from a solution of magnesium containing component and a transition metal containing component which is reacted with an organoaluminum halide compound. The improved particle size is provided by employing the organoaluminum halide compound in conjunction with a silicon compound, such as for example an alkyl silicate or a polysiloxane.
摘要翻译: 公开了一种从含镁组分和含过渡金属的组分的溶液中制备具有改进粒度的烯烃聚合催化剂的方法,其与有机铝卤化物反应。 通过使用有机铝卤化物与硅化合物(例如硅酸烷基酯或聚硅氧烷)结合提供改进的粒度。
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公开(公告)号:US4124532A
公开(公告)日:1978-11-07
申请号:US670951
申请日:1976-03-26
IPC分类号: C08F4/00 , B01J31/38 , C08F2/34 , C08F4/60 , C08F4/62 , C08F4/63 , C08F4/64 , C08F4/659 , C08F4/68 , C08F10/00 , C08F10/02
CPC分类号: C08F10/00
摘要: New catalysts for the polymerization and copolymerization of olefins are disclosed. The catalysts are prepared from (1) a new class of metal complexes of general formula M.sub.m M'X.sub.2m Y.nE, in which M is Mg, Mn and/or Ca; m is a number from 0.5 to 2.0; M' is Ti, V and/or Zr; X is Cl, Br or I; Y is one or more atoms or groups of atoms of various kinds in an amount such as to satisfy the valence of M'; n is a number from 0.5m to 20m; and E is an electron-donor compound; and (2) organometallic compounds of metals belonging to one of Groups I to III of the Mendelyeev Periodic Table.
摘要翻译: 公开了用于烯烃聚合和共聚的新型催化剂。 催化剂由(1)一类新的通式MmM'X2mY.nE的金属络合物制备,其中M是Mg,Mn和/或Ca; m为0.5〜2.0的数; M'是Ti,V和/或Zr; X是Cl,Br或I; Y是一种或多种不同种类的原子或一组原子,以满足M'的化合价; n是0.5〜20m的数; E是电子给体化合物; 和(2)属于门德利耶夫周期表第I至III组之一的金属的有机金属化合物。
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