| 摘要 |
PURPOSE:To obtain a positive type photosensitive compsn. improved in photosensitivity, by adding a combination of a compd. having a quinonediazide group and a specified sensitizer as a photosensitive constituent. CONSTITUTION:A photosensitive compsn. contains as a photosensitive constituent a combination of (A) a compd. contg. a quinonediazide group and (B) at least one selected from mercaptoxazole, mercaptobenzoxazole, mercaptoxazoline, mercaptobenzothiazole, benzothiazolone, mercaptobenzoimidazole, urazole, thiouracil, mercaptopyrimidine, indazolone, and their derivs. It is effective to use said (B) component in an amt. of 0.1-25pts.wt. per 100pts.wt. of said component (A) and a film forming material, preferably an alkaline resin, such as novolak or polyvinyl alcohol resin. |
