abstract |
Coating compositions are described comprising: n (A) a polyurea reaction product of a mixture comprising: n (1) a polyisocyanate, and n (2) ammonia, ammonium hydroxide, an aliphatic or cycloaliphatic primary amine, a hydrazide, aziridine, or water, and n (B) a compound having a plurality of functional groups that are reactive with urea groups on said polyurea. |