Preparation of low and medium density ethylene polymer in...

Details Preparation of low and medium density ethylene polymer in... Preparation of low and medium density ethylene polymer in...

C - Chemistry, Metallurgy

08

F

402/613, 402/631

C08F 10/00 (2006.01) C08F 4/64 (2006.01) C08F 210/16 (2006.01) C08L 23/08 (2006.01)

Patent

CA 1069648

ABSTRACT OF THE DISCLOSURE A supported catalyst is used in the low pressure catalytic copolymerization of ethylene with C3 to C6 .alpha.-olefins in a fluid bed reactor to produce polymers having a density of less than 0.941 and a melt index of >0.0 to at least about 2Ø The supported catalyst contains about 0.05 to 3.0 weight % of chromium, about 1.5 to 9.0 weight X of titanium and ?0.0 to about 2.5 weight % of fluorine. 1.

246836

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