Gas phase method for producing copolymers of ethylene and...

Details Gas phase method for producing copolymers of ethylene and... Gas phase method for producing copolymers of ethylene and...

C - Chemistry, Metallurgy

08

F

402/613, 402/637

C08F 2/34 (2006.01) C08F 4/68 (2006.01) C08F 210/02 (2006.01) C08F 210/16 (2006.01) C08F 210/18 (2006.01)

Patent

CA 1174800

ABSTRACT OF THE DISCLOSURE A gas-phase fluid bed method is disclosed for making elasto- meric copolymers of ethylene and higher alphaolefins. A gaseous reac- tion mixture comprised of the monomers is contacted with a fluidized beo of inert support that has been sequentially surface-impregnated with liquid or gaseous catalyst components comprised of a vanadium compound and an aluminum alkyl.

388966

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