Manufacture of polyvinyl chloride of low vinyl chloride monomer

Details Manufacture of polyvinyl chloride of low vinyl chloride monomer Manufacture of polyvinyl chloride of low vinyl chloride monomer

1974-06-24

1976-05-11

Schofer, Joseph L.

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

Synthetic resins

Treating polymer containing material or treating a solid...

526344, 526345, C08F21406, C08F22040, C08F 600

Patent

active

039562492

ABSTRACT:
Vinyl chloride is removed from wet cakes that comprise a vinyl chloride polymer, vinyl chloride, and water by contacting the wet cakes with steam, preferably at atmospheric pressure and at a temperature in the range of 100.degree. to 125.degree.C.

REFERENCES:
patent: 2389958 (1945-11-01), Crawford et al.
patent: 3052663 (1962-09-01), Bodlaender et al.
patent: 3553186 (1971-01-01), Schnoring et al.

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