| 摘要 |
<p><P>PROBLEM TO BE SOLVED: To provide a polyurethane-cured material without having the problems of waterproofness and moist heat resistance, and capable of exhibiting an excellent vibration damping performance in a wide temperature range. <P>SOLUTION: This composition is provided by containing (A) a conjugated diene-based polymer having≤50% 1,4-bonding rate and having a hydroxy group at its molecular terminal, (B) a conjugated diene-based polymer having≥60% 1,4-bonding rate and having the hydroxy group at the molecular terminal and (C) a polyisocyanate compound, and the cured material prepared by curing the composition is also provided. <P>COPYRIGHT: (C)2009,JPO&INPIT</p> |
