公开(公告)号：US06403739B1

公开(公告)日：2002-06-11

申请号：US08557842

申请日：1995-11-14

申请人： Tiziano Tanaglia ,  Gianni Loberti

发明人： Tiziano Tanaglia ,  Gianni Loberti

IPC分类号： C08F468

CPC分类号： C08F210/16 ,  C08F4/68

摘要： Catalytic component for the polymerization of ethylene with propylene prepared by: a) impregnation of an inert support with a solution of a compound of Vanadium having an oxidation state of between 3 and 5; b) subsequent treatment with a solution of a compound having general formula (I) RnAlXm wherein R is a C1-C20 alkyl radical, X is a halogen, n+m=3, and m is an integer between 0 and 2, the molar ratio between Aluminium in step (b) and Vanadium in step (a) being from 1/1 to 6/1.

摘要翻译： 通过以下步骤制备乙烯聚合的催化组分：a）用氧化态为3至5的钒化合物的溶液浸渍惰性载体; b）随后用具有通式 （I）RnAlXm其中R是C1-C20烷基，X是卤素，n + m = 3，m是0和2之间的整数，步骤（b）中的铝与步骤（b）中的钒的摩尔比 a）从1/1到6/1。

公开(公告)号：US5578540A

公开(公告)日：1996-11-26

申请号：US595451

申请日：1996-02-05

申请人： Viviano Banzi ,  Gianni Loberti

发明人： Viviano Banzi ,  Gianni Loberti

IPC分类号： C08F4/60 ,  C08F4/654 ,  C08F4/658 ,  C08F10/00 ,  C08F210/16 ,  B01J31/38

CPC分类号： C08F210/16

摘要： Solid component of a catalyst for the synthesis of elastomeric Ethylene-Propylene copolymers typically amorphous, basically consisting of a Titanium compound supported on a solid component mainly consisting of MgCl.sub.2, prepared by a process which comprises putting a solution (I), basically consisting of an organometallic compound of Aluminium diluted with aliphatic hydrocarbons, in contact with a solution (II) containingan anhydrous Magnesium halide in a composition of solvents selected from halohydrocarbons and aromatic hydrocarbons and relative mixtures, in the presence of an Aluminium trihalide;a tetravalent Titanium compound having general formula Ti(OR).sub.4-n X.sub.n.

摘要翻译： 用于合成弹性体乙烯 - 丙烯共聚物的固体组分通常是无定形的，基本上由负载在主要由MgCl 2组成的固体组分上的钛化合物组成，该方法包括将基本上由 在三卤化铝的存在下，用选自卤代烃和芳族烃的溶剂组合物中含有无水卤化镁的溶液（II）和相对混合物与脂族烃稀释的铝的有机金属化合物接触; 具有通式Ti（OR）4-nXn的四价钛化合物。