Patent ID: 6187509
Filing Date: 2001-02-13
Classification: G03F

Abstract:
A positive-type electrodeposition photoresist composition which comprises a solution or dispersion obtained by neutralizing with a basic compound, a composition comprising (A) a polymer having 0.5-10 equivalents of carboxyl group(s) and optionally having more than 1 equivalent of hydroxyphenyl group(s) per kg polymer; (B) a compound having at least two vinyl ether groups per molecule; (C) a compound which generates an acid when irradiated with a visible light, represented by the general formula ##STR17##wherein R represents ##STR18##group (where R.sub.1, R.sub.2 and R.sub.3 each independently represent hydrogen atom or fluorine atom), ##STR19##and (D) a sensitizing dye, and dissolving or dispersing the composition in an aqueous medium.