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