abstract |
EPOXY-TERMINATED POLYMERS COMPRISING AN ADDUCT AT AN EPOXY RESIN AND AN ACID-TERMINATED POLYMER HAVING ENTER AND AMIDE LINKAGES. THE ADDUCT INCLUDES AT LEAST TWO EPOXIDE EQUIVALENT WEIGHTS FOR EACH ACID EQUIVALENT WEIGHTS FOR EACH ACID EQUIVALENT WEIGHT OF ACID-TERMINATED POLYMER. THESE EPOXY-TERMINATED POLYMERS ARE RAPIDLY CURABLE WITH APPROPRIATE HARDENERS AND CATALYSTS AND YET FORM FLEXIBLE PRODUCTS. |