abstract |
An aqueous emulsion of a resin which includes as an emulsifier at least one compound of the formula (I): R1-CO-NR2R3 wherein R1 is a polyunsaturated hydrocarbyl group; R2 is a polyhydroxy hydrocarbyl radical; and R3 is hydrogen, a hydrocarbyl, particularly alkyl, group, a hydroxy or hydrocarbyloxy substituted hydrocarbyl, particularly hydroxy or alkoxy substituted alkyl, or is a group defined for R2. The resin is preferably an alkyd resin, and the emulsions are particularly useful for incorporating into paints. |