| 摘要 |
<p>The process comprises reaction of the reaction product of an unsaturated polymer and an alkanothiene with a curing aqent. The alkanothiene has 8-20 carbon atoms.S Pref., the alkanothiene is e.g. n-octanothiene, the polymer has e.g. hydroxyl or isocyanate terminal gps., and the curing agent is ethylene diisocyanate or 1, 2-ethanodiene.</p> |
