Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Exxon Chemical Patents Inc.filedCriticalExxon Chemical Patents Inc.
Publication of YU194190ApublicationCriticalpatent/YU194190A/en
Transition And Organic Metals Composition Catalysts For Addition Polymerization
(AREA)
Abstract
Podržani alumoksan-metalocenski katalizator visoke aktivnosti za polimerizaciju 1-olefina pravi se reakcijom nedehidratisanog silikagela sa smešom trimetilaluminijuma i triizobutilaluminijuma tako da se proizvodi silicijumdioksid-alumoksanski proizvod koji tada reaguje sa metalocenom iz Grupe IVB i/ili VB tako da se proizvodi aktivan katalizator koji se može dobiti u obliku praha, koji je podestan za korišćenje u reaktorima za gasnu ili suspenzionu fazu, odvajanjem rastvarača i sušenjem.A supported high-activity alumoxane-metallocene catalyst for the polymerization of 1-olefin is made by reacting non-dehydrated silica gel with a mixture of trimethylaluminum and triisobutylaluminum to produce a silica-alumoxane product which is then reacted with a metallocene from group IVB and Group IVB and can be obtained in the form of a powder, which is suitable for use in reactors for the gas or suspension phase, by separation of the solvent and drying.
YU194190A1990-10-161990-10-16
CATALYST FOR POLYMERIZATION OF OLEFINS FROM A MIXTURE OF TRIALKYL ALUMINUM, SILICA GEL AND METALLOCENE
YU194190A
(en)
Method for production of catalyst carrier, catalyst on carrier for polymerization of olefins and method for olefin polymerization in the presence of this catalyst