Process for making bimodal polyolefins using two independent par

Details Process for making bimodal polyolefins using two independent par Process for making bimodal polyolefins using two independent par

1990-10-09

1993-08-17

Teskin, Fred

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

Synthetic resins

Polymers from only ethylenic monomers or processes of...

526 97, 526125, 526129, 5263485, 526904, 502110, 502113, C08F 4642, C08F21002

Patent

active

052370259

ABSTRACT:
A catalyst mixture is disclosed comprising (1) a particulate chromium-containing catalyst comprising inorganic oxide and chromium and (2) a particular type of particulate titanium-containing catalyst. Also disclosed is the use of this catalyst mixture to produce particularly novel olefin polymers.

REFERENCES:
patent: 3622521 (1971-11-01), Hogan et al.
patent: 4041224 (1977-08-01), Hoff et al.
patent: 4218339 (1980-08-01), Zucchini et al.
patent: 4285834 (1981-08-01), Lowery et al.
patent: 4325837 (1982-04-01), Capshew et al.
patent: 5032651 (1991-07-01), McDaniel et al.

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