| 摘要 |
Energy curable compositions which can be cured in the presence of air by exposure to actinic radiation contain at least one unsaturated urethane oligomer, said oligomer comprising the reaction product of at least one unsaturated active hydrogen-containing compound; at least one polyisocyanate; and at least one polyetherester, said polyetherester having in its main chain the residue of at least one poly(alkylene oxide) polyol.
|
