HYDROPHILIZING AGENT COMPOSITION AND PROCESS FOR FORMATION OF HYDROPHILIC PROTECTIVE FILMS

摘要

A hydrophilizing agent composition which comprises a surfactant having a branched chain, a silicate represented by the general formula (1), at least one silane coupling agent selected from the group consisting of those represented by the general formulae (2) and (3), an organic solvent, a catalyst, and water: (1) [wherein R1 is hydrogen or alkyl having one to thre e carbon atoms; and m is an integer of 1 to 40] (2) (3) [wherein R is alkyl having one to eight carbon atoms or the like; R2 is hydrogen or alkyl having one to four carbon atoms; and n is an integer of 1 to 10].