Photosensitive resin composition, resin sheet, cured film, organic EL display device, semiconductor electronic component, semiconductor device, and method for producing organic EL display device

A photosensitive resin composition comprising an alkali-soluble resin (a), a phenolic resin (b) having a halogen atom, and a photosensitive compound (c),

• wherein said phenolic resin (b) having a halogen atom has structural units represented by formula (1) and/or formula (2):
• wherein in formulae (1) and (2),
• A represents a divalent substituent having a halogen atom;
• R1, R2, R5, and R6 independently represent a hydrogen atom or an optionally substituted C1-10 hydrocarbon group, methylol group, or alkoxymethyl group;
• R3, R4, R7, and R8 independently represent a hydrogen atom or an optionally substituted C1-10 hydrocarbon group;
• p represents an integer of 0 to 2;
• q represents an integer of 0 to 4;
• and
• r and s represent an integer of 0 to 3.