Polymerization catalyst

Details Polymerization catalyst Polymerization catalyst

1979-03-23

1981-03-17

Smith, Edward J.

Synthetic resins or natural rubbers -- part of the class 520 ser

Synthetic resins

Polymers from only ethylenic monomers or processes of...

526125, 526352, C08F 402, C08F 1002

Patent

active

042568650

ABSTRACT:
Process for preparing a supported Ziegler catalyst by impregnating a magnesium-containing support material with the product of reacting a halogen-containing transition metal compound (other than a fluorine-containing compound) with an aliphatic alcohol under substantially anhydrous conditions. Preferred support materials are magnesium oxide or the product of heating magnesium chloride with silica.

REFERENCES:
patent: 3573266 (1971-03-01), Stevens
patent: 3676415 (1972-07-01), Diedrich et al.
patent: 3694421 (1972-09-01), Vetter
patent: 3993588 (1976-11-01), Thukral
patent: 4027088 (1977-05-01), Matsuura et al.
patent: 4056668 (1977-11-01), Bergen et al.
patent: 4065611 (1977-12-01), Meyoshi et al.
patent: 4098979 (1978-07-01), Maemoto et al.

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