| abstract |
The water-dispersed polyurethane composition of the present invention comprises a polyisocyanate component (a) consisting of diisocyanate as an essential component and another polyisocyanate compound as an optional component, a polycarbonate diol having an average molecular weight of 500 to 5000 and a carboxyl group-containing diol. The amine component (c), the carboxyl group neutralizing agent component (d), and water (which consists of polyol component (b) which consists of another polyol compound as an optional component, a monoamine compound as an essential component, and a diamine compound as an optional component) It is obtained by e), It is good in the base-adhesion property and coating-film property of a coating film, shows the effect of providing sufficient impact resistance with respect to a coating material, and is suitable as a member of automobile intermediate coating material. |