Method for reducing gels in polyolefin

Details Method for reducing gels in polyolefin Method for reducing gels in polyolefin

1980-12-29

1982-07-27

Henderson, C. A.

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

Synthetic resins

Treating polymer containing material or treating a solid...

525338, 525339, 526 67, 526 68, C08F 600, C08F 804

Patent

active

043418910

ABSTRACT:
An improved process for polymerizing olefins in the presence of a catalyst employing hydrogen for molecular weight control is disclosed wherein the improvement resides in adding additional hydrogen to the polymer slurry produced in the reactor system so as to eliminate or reduce the formation of gels in articles fabricated from the resultant polymer.

REFERENCES:
patent: Re30148 (1979-11-01), Jezl
patent: 3624184 (1971-11-01), Cox
patent: 3784539 (1974-01-01), Ort
patent: 3951933 (1976-04-01), Nasser, Jr.
patent: 4065609 (1977-12-01), Willmore
patent: 4211863 (1980-07-01), McDaniel
SRI International High Density Polyethylene, Supp. C, Chadwick, J. L. et al., Mar. 1979, pp. 109-141, 293.

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