PHOTOSENSITIVE COMPOSITION

摘要

: A photosensitive composition comprises: (a) a photosensitive diazo resin represented by the general formula (I): (I) wherein R1, R2 and R3 each represents a hydrogen atom, an alkyl or alkoxy group, R represents a hydrogen atom, an alkyl or phenyl group, X represents PF6 or BF4 and n represents a number of 1 to 200, in which resins of the above formula in which n is at least 5 are present in an amount of more than 20 mol %, (b) an oleophilic high molecular compound containing a hydroxyl group and (c) a high molecular organic acid without hydroxyl group, and in which the content of the ingredient (c) is from 1.5 to 30% by weight based on the solid matter in said composition.