A water borne binder composition comprising (a) an aqueous dispersion of an acrylic copolymer comprising carboxylic acid and ethylene-urea functionality, having a weight average molecular weight below 200,000 and a Tg<−15° C., as calculated from the monomer composition using the Fox equation; and (b) a water soluble complex of a transition metal, preferably zinc. A coating composition comprising the water borne binder and a wood substrate coated with the coating composition
一种
水性粘结剂组合物,包含(a)一种
丙烯酸共聚物的
水性分散体,该共聚物包含
羧酸和
乙烯-
脲官能团,其重量平均分子量低于 20 万,Tg<-15°C,根据单体组合物使用福克斯方程计算得出;以及(b)一种过渡金属的水溶性络合物,最好是锌。一种涂料组合物,包括
水性粘结剂和涂有该涂料组合物的木质基材