abstract |
Aq. powder lacquer dispersion is obtd. by milling an aq. dispersion of a powder lacquer with: (i) a Tg of 20-90, pref. 40-70 deg C, (ii) a viscosity of 10-1000, pref. 50-300 mPa.s at a shear rate of 500 s<-1>; and (iii) a solids content of 10-50, pref. 20-40% at 0-60, pref. 5-35 deg C. Also claimed is a method of producing the dispersion. |