PROCESS FOR THE PREPARATION OF A, A'-DISUBSTITUTED B-PROPIOLACTONE A-GRAFTED POLYMERS ON ISOBUTYLENE-TRIENE COPOLYMERS

摘要

P PROCESS FOR THE PREPARATION OF AA-DISUBSTITUTED B-PROPIOLACTONE POLYMERS ON ISOBUTYLENE-TRIENE COPOLYMERS. /P P PREPARING AA-DISUBSTIMENTED B-PROPIOLACTONES COPOLYMERS ON ISOLUT-TRIOBENE COPOLYMERS MAKING THESE COPOLYMERS REACT WITH MALEIC ANHYDRIDE AND POSSIBLY WITH OTHER AGENTS MAKING FUNCTIONAL SUITABLE FOR INTRODUCING ACID AND ESTER GROUPS AND IN THE NEUTRALIZING OR HYDROLYSING MOLECULE, OR BOTH OF THEM, WITH BOTH FUNCTIONAL GROUPS ALKYLAMMONIUM, SAID NEUTRALIZATION OR HYDROLYSIS, OR BOTH OF THEM, FOLLOWING A Grafting Reaction With Pivalolactone. OXIDATION. /P