Inventors:
Brandford E. Giddings - Warrensville Heights OH
Eddie Wardlow - Cleveland OH
Brian L. Mehosky - Maple Heights OH
Assignee:
Standard Oil Company - Cleveland OH
International Classification:
C08F 624
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.