Patent ID: 7858275

Claim:
A photosensitive resin composition, comprising a resin component (A1) and an organic pigment, the resin component (A1) consisting of a structural unit (a1) shown below and a structural unit (a1′) obtained by substituting at least a portion of hydrogen atoms of phenolic hydroxyl groups within a structural unit represented by a general formula (a1) shown below with a naphthoquinone-1,2-diazide-5-(and/or -4-)sulfonyl group: (wherein, R 0 represents a hydrogen atom or methyl group, R 1 represents a single bond, R 2 represents an alkyl group of 1 to 5 carbon atoms, a represents an integer from 1 to 5, b represents either 0 or an integer from 1 to 4, a+b is no greater than 5, and if two or more R 2 groups exist, then said R 2 groups may be either identical or mutually different).