| abstract |
BLOCK COPOLYMERS HAVING UNEXPECTEDLY HIGH TENSILE STRENGTH AND LOW SOLUTION VISCOSITY COMPRISE POLYMERS HAVING AT LEAST ONE HYDROGENATED CONJUGATED DIENE POLYMER BLOCK HAVING AN AVERGAE MOLECULAR WEIGHT BETWEEN 18,000 AND 35,000, AND AT LEAST TWO MONOALKENYL ARENE POLYMER BLOCKS HAVING AN AVERAGE MOLECULAR WEIGHT BETWEEN 4,000 AND 7,500. COATING COMPOSITIONS THEREOF COMPRISE THE ABOVE POLYMERS DISPERSED IN A SOLVENT CARRIER HAVING A HILDEBRAND SOLUBILITY PARAMETER BETWEEN ABOUT 7.5 AND 9.2 (CAL./CM3)1/2. |