| 摘要 |
<p>A curable composition which comprises 100 parts by weight of an oxypropylene polymer wherein the main chain is composed of repeating units of formula (A), and which has at least one group containing a silicon atom having a hydroxyl or hydrolyzable group bonded thereto, an Mw/Mn of 1.6 or less, and a number-average molecular weight of 6,000 or above, and 0.01 to 10 parts by weight of a reaction product of an organotin compound R5R6SnO (wherein R?5 and R6¿ each represents a monovalent hydrocarbon group) with an ester. This composition can be rapidly cured into a product excellent in the resistance to both heat and weather.</p> |
