To provide a photosensitive resin composition (E) of an alkali developable type and with the developability not to cause a problem in a nonelectrolytic plating which resin composition has a high heat-resistance, a good shelf stability and an excellent reliability on electric insulation. 高耐熱で保存性が良く電気絶縁信頼性に優れた、アルカリ現像型であり、無電解めっき時に問題を生じない現像性を有する感光性樹脂組成物(E)の提供。 - 特許庁