C - Chemistry – Metallurgy – 08 – F
Patent
C - Chemistry, Metallurgy
08
F
C08F 4/16 (2006.01) C08F 10/02 (2006.01)
Patent
CA 2053151
MD 4175 "SOLID COMPONENT OF CATALYST FOR THE HOMO- AND CO-POLYMERIZATION OF ETHYLENE" Abstract A solid component of catalyst for the (co)polymerization of ethylene, including magnesium, halogen and titanium, is prepared: (i) by dissolving a magnesium dialkyl, a silicon halide and at times also an alkyl halide, in an inert organic solvent and maintaining contact until a granular solid precipitates; (ii) putting this granular solid in contact and making it react with a titanium halide, alkoxide or halogen-alkoxide, to produce a solid component of catalyst; and (iii)activating this solid component of catalyst by contact with aluminium alkyl halide, if a titanium alkoxide or halogen- alkoxide has been used in phase (ii).
Borghi Italo
Invernizzi Renzo
Luciani Luciano
Milani Federico
Pondrelli Maddalena
Ecp Enichem Polimeri S.r.l.
Robic
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