| 摘要 |
PCT No. PCT/JP95/02173 Sec. 371 Date Jun. 18, 1996 Sec. 102(e) Date Jun. 18, 1996 PCT Filed Oct. 20, 1995 PCT Pub. No. WO96/12748 PCT Pub. Date May 2, 1996A curable composition comprising Component (A) a blocked polyisocyanate compound, Component (B) an active hydrogen compound having at least 2 active hydrogen atom-containing groups in the molecule, and Component (C) a catalyst expressed by the following formula (1),(R1, R2, R3, R4)N+Y-(1)wherein R1, R2, R3 and R4 denote hydrocarbon groups of 1 to 18 carbon atoms which are non-reactive to isocyanates and may be the same or different, and said groups may form heterocyclic rings via oxygen or nitrogen atoms, and Y- denotes an anion of a hydroxide, an alkoxide, an aryloxy or a carbonate, or an anion of a carboxylate, a sulfonate, a phosphate or a borate which may contain hydrocarbon groups. The composition is suitable for chipping-resistant coating material for automobiles.
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