The instant invention provides a crosslinkable aqueous composition, method of producing the same, crosslinked compositions, and method of producing the same. The crosslinkable composition comprising: an aqueous dispersion comprising; (a) water; (b) a polycarbamate comprising at least an average of 2.0 carbamate functional groups; (c) a polyaldehyde comprising at least two aldehyde groups; (d) an acid catalyst; and (e) optionally one or more surfactants; wherein said aqueous dispersion has a pH in the range of less than 7; and wherein said composition is capable of being crosslinked at a temperature in range of less than 80° C upon substantial removal of water.
本发明提供了一种可交联
水性组合物、其生产方法、交联组合物及其生产方法。该可交联组合物包括:
水性分散体,其中包含:(a)
水;(b) 至少包含平均 2.0 个
氨基甲酸酯官能团的聚
氨基甲酸酯;(c) 至少包含两个醛基的聚醛;(d) 酸催化剂;以及(e) 可选的一种或多种表面活性剂;其中所述
水性分散体的 pH 值在小于 7 的范围内;以及其中所述组合物在大量除去
水后能够在小于 80°C 的温度范围内交联。