Patent ID: 7704649

Claim:
A method of manufacturing a color filter, comprising: forming a black matrix on a substrate, the black matrix defining a plurality of pixels; forming liquid ink layers within the pixels and drying the liquid ink layers; penetrating a solvent vapor comprising a material in which the dried ink layers are soluble into surfaces of the dried liquid ink layers to form ink layers having mobile surfaces; and drying the ink layers having the mobile surfaces, wherein the penetrating of the solvent vapor into the surfaces of the dried liquid ink layers comprises: subjecting the dried ink layers to the solvent vapor within a chamber filled with the solvent vapor for a predetermined period of time, wherein the solvent is at least one member selected from the group consisting of di(propylene glycol) methyl ether acetate (DPMA), propylene glycol monomethyl ether acetate (PGMEA), ethyle acetate, and acetone.