Process for preparing polyolefins

Details Process for preparing polyolefins Process for preparing polyolefins

1976-05-06

1977-12-06

Smith, Edward J.

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

Synthetic resins

Polymers from only ethylenic monomers or processes of...

252429C, 526116, 526119, 526125, 526127, 526352, 526906, C08F 402, C08F 1002

Patent

active

040618579

ABSTRACT:
According to the present invention, there is provided a process for preparing polyolefins which comprises polymerizing or copolymerizing olefins using as catalyst a solid component containing a titanium compound and/or a vanadium compound, and an organoaluminum compound and/or an organozinc compound, said solid component being obtained by copulverizing (1) a magnesium halide and/or a manganese halide, (2) an aluminum oxyhalide and (3) a titanium compound and/or a vanadium compound.

REFERENCES:
patent: 3883492 (1975-05-01), Delbouill et al.

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