CROSSLINKED SULFONATED POLYSTYRENES AND PROCESS FOR THE PREPARATION THEREOF

摘要

#1013 CARMINE P. IOVINE, 18 Foxwood Drive, Somerset, New Jersey 08873 DILIP K. RAY-CHAUDHURI, 484 Rolling Hills Road, Bridgewater, New Jersey 08876 Crosslinked Sulfonated Polystyrenes And Process For The Preparation Thereof Polystyrene and styrene copolymers are simultaneously crosslinked and sulfonated in a homogeneous reaction mixture by incorporation of from 0.1 to 5 mole percent of specific crosslinking reagents in the polymer sulfonating solution. The crosslinking reagents are selected aryl compounds having at least two -CH2X radicals where X is hydroxyl, chlorine or bromine.