An object of the present invention is to provide a curable composition having fast curabilitiy, and that can make a cured layer having low yellowing, high flex resistance, and low curl properties. The curable composition of the present invention includes a mixture (A) of compounds having (meth)acryloyl group obtained by transesterification of a polyglycerin having a hydroxy value of 700 to 1,200 mgKOH/g and a compound having one (meth)acryloyl group with catalysts X and Y below. catalyst X : one or more kinds of compounds selected from the group consisting of a cyclic tertialy amine having an azabicyclo structure, or a salt thereof or a complex thereof, amidine, or a salt thereof or a complex thereof, a compound having a pyridine ring, or a salt thereof or a complex thereof, and a phosphine, or a salt thereof or a complex thereof. catalyst Y : a compound include zinc.本發明提供一種具快速硬化性且硬化膜具有優異之低黃變性、高撓曲性及低卷曲性的硬化型組成物。本發明之硬化型組成物含有具(甲基)丙烯醯基之化合物的混合物(A),該具(甲基)丙烯醯基之化合物係以下述方式製得:於下述催化劑X及Y存在下,使羥值為700~1,200mgKOH/g之聚丙三醇與具1個(甲基)丙烯醯基之化合物進行酯交換反應;其中,催化劑X:選自於由具氮雜雙環結構之環狀3級胺或其鹽或錯合物、脒或其鹽或其錯合物、具吡啶環之化合物或其鹽或錯合物、以及膦或其鹽或錯合物所構成群組中之一種以上化合物;催化劑Y:含鋅化合物。(無)
