Rapid removal of residual monomers from acrylonitrile copolymers

Details Rapid removal of residual monomers from acrylonitrile copolymers Rapid removal of residual monomers from acrylonitrile copolymers

1978-05-17

1980-03-18

Levin, Stanford M.

Chemistry of carbon compounds

Miscellaneous organic carbon compounds

260 296AN, 260 296PT, 260 326N, 526200, 5263292, 526331, 528500, C08F 624

Patent

active

041939034

ABSTRACT:
A method for stripping residual monomer from acrylonitrile copolymers which have been prepared in aqueous suspension by steam stripping acrylonitrile monomer from the suspension at a temperature of from 100.degree. C. up to 135.degree. C. and at a pressure of from about 5 to 30 psig is described.

REFERENCES:
patent: 3325457 (1967-06-01), Finestone et al.
patent: 3454542 (1969-07-01), Cheape et al.
patent: 3491071 (1970-01-01), Lanzo

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