Method for producing chlorosulfonated polyethylene with controll

Details Method for producing chlorosulfonated polyethylene with controll Method for producing chlorosulfonated polyethylene with controll

1985-02-19

1987-05-05

Henderson, Christopher

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

Synthetic resins

Mixing of two or more solid polymers; mixing of solid...

524109, 5253339, C08F 838

Patent

active

046633960

ABSTRACT:
A method for producing chlorosulfonated polyethylene with controlled addition of the amount of sulfur added to the polyethylene. Polyethylene dissolved in halogenated hydrocarbon is reacted with sulfuryl chloride in the presence of a catalyst of a radical generating agent in a binary phase system. The addition amount of sulfur is controlled by adding an amine compound to the reaction in an amount within the range where the following formula is applicable:

REFERENCES:
patent: 3542747 (1970-11-01), Ennis
patent: 4145491 (1979-03-01), Ryan

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