Sulfiding and reoxidation of chromium catalyst

Details Sulfiding and reoxidation of chromium catalyst Sulfiding and reoxidation of chromium catalyst

1979-07-10

1981-07-07

Smith, Edward J.

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

Synthetic resins

Polymers from only ethylenic monomers or processes of...

526100, 526352, C08F 422, C08F 1002

Patent

active

042775876

ABSTRACT:
High melt flow olefin polymers suitable for such applications as injection molding, and the like requiring a narrow molecular weight distribution are produced using a catalyst made by treating a chromium catalyst on a silica-containing base with a sulfur-containing material, and thereafter reoxidizing.

REFERENCES:
patent: 3715321 (1973-02-01), Horvath
patent: 3950316 (1976-04-01), Witt

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