Method for operating reactor for polymerizing olefins

Details Method for operating reactor for polymerizing olefins Method for operating reactor for polymerizing olefins

C - Chemistry, Metallurgy

08

F

C08F 2/34 (2006.01) C08F 10/00 (2006.01)

Patent

CA 2112506

ABSTRACT OF THE DISCLOSURE In the preparation of polyolefin in a vapor phase polymerization using catalysts comprising a solid catalyst component containing titanium and/or vanadium; and magnesium and an organoaluminum compound, when the reaction is stopped for a certain period of time, the restarting of reaction is possible by feeding in the first place an organoaluminum compound into the reaction system with retaining polymer particles in the reactor.

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