Catalyst impregnated on fine silica, process for preparing, and

Details Catalyst impregnated on fine silica, process for preparing, and Catalyst impregnated on fine silica, process for preparing, and

1980-06-30

1983-09-20

Garvin, Patrick

Compositions

Preservative agents

Anti-oxidants or chemical change inhibitants

526125, 526129, C08F 402, C08F 464

Patent

active

044054955

ABSTRACT:
An improved catalyst suitable for preparing film grade ethylene copolymers formed from an organo aluminum activator compound and a precursor composition impregnated in very fine particle sized porous silica, said precursor composition having the formula

REFERENCES:
patent: 3094568 (1963-06-01), Hay et al.
patent: 3381047 (1968-04-01), Eleuterio et al.
patent: 3594330 (1971-07-01), Delbouille et al.
patent: 3769233 (1973-10-01), Hermans et al.
patent: 3925338 (1975-12-01), Ort
patent: 3953414 (1976-04-01), Galli et al.
patent: 4098979 (1978-07-01), Maemoto et al.
patent: 4173547 (1979-11-01), Graff

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