Non-volatile matter in the composition of a coating or a sealant, i.e. the ingredients in a coating that, after drying, constitute the dry film. Solids are composed mostly of pigment and binder.
The ingredients of a paint (primarily the pigment and binder) which, after drying, are left behind and constitute the dry film.
The dry ingredients remaining after evaporation of volatile solvents or water.
The part of the paint, pigments and resin which do not evaporate.
The solids content of a paint that is left over after the solvent evaporates. (Same as nonvolatile.)