公开(公告)号：US3640925A

公开(公告)日：1972-02-08

申请号：US3640925D

申请日：1969-10-16

Applicant: WESTVACO CORP

Inventor： TOUZINSKY GERALD F ,  MAURER HANS W

IPC: C08F251/00 ,  C08F25/00

CPC classification number: C08F251/00

Abstract: PROCESS FOR SIMULTANEOUSLY GELATINIZING STARCH AND INITIATING GRAFT COPOLYMERIZATION BETWEEN A POLYMERIZABLE ETHYLENICALLY UNSATURATED MONOMER AND STARCH WHICH INCLUDES FORMING AN AQUEOUS DISPERSION OF STARCH, MONOMER, AND A PEROXIDIC FREE-RADICAL INITIATOR, AND HEATING THE DISPERSION TO SUBSTANTIALLY INSTANTANEOUSLY GELATINIZE THE STARCH AND INITIATE A GRAFT COPOLYMERIZATION REACTION BETWEEN THE MONOMER AND STARCH.