Patent ID: 8530003
Filing Date: 2013-09-10
Classification: C08F,C08G,G03F,H01L

Abstract:
1. A photosensitive resin composition comprising: a photosensitizer; and a polybenzoxazole precursor represented by the following formula (1): wherein R R X X X Ra and Rb each independently represents a hydrogen atom, an alkyl group, an acyl group, SO Rc represents an alkyl group, an aryl group, or an alicyclic group; R R Y each groups represented by X m represents an integer of from 3 to 1,000, wherein at least one of the groups represented by X wherein M represents a single bond or a divalent group; R r and s each independently represents an integer of from 1 to 4; and the addition amount of the polybenzoxazole precursor is from 50 to 99.5 mass % based on the total solids content of the photosensitive resin composition.