ether, an alcohol solvent such as butanol or propanol or an aliphatic hydrocarbon such as pentane, hexane or heptane.The nonaqueous dispersion type top coat base resin composition can be produced by polymerizing, in the presence of the above-mentioned resin (1), (2) or (3) as a dispersion stabilizer, one or more radical-polymerizable unsaturated monomers in thepresence of a polymerization initiat