PROCESS FOR POLYMERIZING HIGH NITRILE ABS POLYBLENDS

摘要

08-12-0368 APPLICATION FOR LETTERS PATENT FOR A PROCESS FOR POLYMERIZING HIGH NITRILE ABS POLYBLENDS The process relates to polymerizing mixtures of diene rubber with a monomer formulation comprising monovinylidene aromatic and ethylene unsaturated nitrile monomers wherein a late add of monovinylidene aromatic monomer is added after 85 to 98% conversion of the monomer formulation providing high nitrile ABS polyblends having improved color and toughness.