Process for the removal of vinyl chloride from polyvinyl chlorid

Details Process for the removal of vinyl chloride from polyvinyl chlorid Process for the removal of vinyl chloride from polyvinyl chlorid

1976-09-20

1980-10-07

Henderson, C. A.

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

Synthetic resins

Treating polymer containing material or treating a solid...

260 296PT, 526344, 5263442, 528480, 528491, C08F 624, C08F 614

Patent

active

042269768

ABSTRACT:
Vinyl chloride is removed from polyvinyl chloride dispersions, latexes, and slurries by sparging them with a gaseous organic compound, such as methane, while they are maintained at subatmospheric pressure.

REFERENCES:
patent: 3052663 (1962-09-01), Bodlaender
patent: 3622553 (1971-11-01), Cines
patent: 3956249 (1976-05-01), Goodman

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