| abstract |
Provided is a curable composition using a hydrolyzable silyl group-containing urethane compound having good storage stability and no odor. A polymer (pP) having a polyoxyalkylene chain and a hydroxyl group, the following formula (I), Si (X 1 ) m (R 1 ) 3-m -Q-NCO (I) In the formula, Q represents a divalent hydrocarbon group having 2 to 20 carbon atoms, X 1 represents an alkoxy group having 1 to 6 carbon atoms, R 1 represents an alkyl group having 1 to 6 carbon atoms, and m is 1 The organic acid which has an active acid couple | bonded with an inorganic acid or an oxygen atom with respect to 100 mass parts of the polymer (P) obtained by carrying out the urethanation reaction of the compound (U) represented by the integer of -3) in presence of a urethanation catalyst. 0.0001-0.1 mass part is contained, It is a curable composition characterized by the above-mentioned. |