Process for producing polyethylene having a broad molecular weig

Details Process for producing polyethylene having a broad molecular weig Process for producing polyethylene having a broad molecular weig

1994-10-26

1997-06-17

Weber, Thomas R.

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

Synthetic resins

Polymerizing in tubular or loop reactor

526 65, 5263485, 526352, C08F 206, C08F 1014

Patent

active

056398344

ABSTRACT:
In a process for the copolymerization of ethylene in two liquid full loop reactors in series wherein the average molecular weight is regulated, the introduction of the comonomer is made in the first reactor, and high and low average molecular weight polymers are produced respectively in the first and second reactor, the improvement which consists in using one or more settling legs of the first reactor for the transfer.

REFERENCES:
patent: 4613484 (1986-09-01), Ayres et al.

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