Process for the removal of residual monomers from ABS polymers
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United States of America Patent
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-
Aug 16, 1983
Issued Date -
N/A
app pub date -
Jun 23, 1981
filing date -
Mar 10, 1979
priority date (Note) -
Expired
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Abstract
Process for the removal of residual monomers from ABS polymers prepared by emulsion polymerization, wherein from 0.1 to 10% by weight, based on the solids content in the latex, of an electrolyte such as an acid or a salt are added to a latex containing an ABS polymer, and the mixture is at the same time heated to a temperature of from 55.degree. to 120.degree. C. while the residual monomer and part of the water are removed by distillation.
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