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Title:
MODIFIED CATALYST SUPPORTS
Document Type and Number:
WIPO Patent Application WO/2012/001160
Kind Code:
A3
Abstract:
The invention covers a supported catalyst system prepared according to a process comprising the following step: i). impregnating a silica-containing catalyst support having a specific surface area of from 150 m2/g to 800 m2/g, preferably 280 m2/g to 600 m2/g, with one or more titanium compounds of the general formula selected from RnTi(OR')m and (RO)nTi(OR')m, wherein R and R' are the same or different and are selected from hydrocarbyl groups containing from 1 to 12 carbon and halogens, and wherein n is 0 to 4, m is 0 to 4 and m+n equals 4, to form a titanated silica-containing catalyst support having a Ti content of at least 0.1 wt% based on the weight of the Ti-impregnated catalyst support wherein the supported catalyst system further comprises an alumoxane and a metallocene.

Inventors:
WILLOCQ CHRISTOPHER (BE)
VANTOMME AURELIEN (BE)
SLAWINSKI MARTINE (BE)
Application Number:
PCT/EP2011/061146
Publication Date:
June 13, 2013
Filing Date:
July 01, 2011
Export Citation:
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Assignee:
TOTAL RES & TECHNOLOGY FELUY (BE)
WILLOCQ CHRISTOPHER (BE)
VANTOMME AURELIEN (BE)
SLAWINSKI MARTINE (BE)
International Classes:
C08F4/02; C08F4/6592; C08F210/00
Domestic Patent References:
WO2011107560A12011-09-09
Foreign References:
US5124418A1992-06-23
EP0514594A11992-11-25
US20030232716A12003-12-18
GB1415649A1975-11-26
EP1162210A12001-12-12
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