公开(公告)号：US3558744A

公开(公告)日：1971-01-26

申请号：US3558744D

申请日：1968-01-05

Applicant: AMICON CORP

Inventor： MICHAELS ALAN S ,  LYSAGHT MICHAEL J ,  SPLITZ STEPHEN A

IPC: C08L25/18 ,  C08F33/08 ,  C08F47/00

CPC classification number: C08L25/18 ,  Y10S525/916 ,  Y10S525/919 ,  C08L2666/04

Abstract: A PROCESS FOR MAKING AND PURIFYING POLYELECTROLYTE COMPLEX RESINS WHEREIN A HEATING STEP IS USED BEFORE THE WASHING OF SAID RESIN, SAID HEATING STEP CONTRIBUTING TO THE FORMATION OF A PARTICULARLY EASILY-FILTERABLE FORM OF RESIN AND ADVANTAGEOUSLY CARRIED OUT AT LEAST ABOVE THE GLASS TRANSITION TEMPERATURE OF THE BACKBONE POLYMERS FROM WHICH THE POLYELECTROLYTE COMPLEX RESIN IS FORMED.