Provided is a photosensitizer that can make a compound having a polymerizable group be efficiently cured by irradiation with an active energy ray. A photosensitizer comprising graphene,
the graphene having a number average molecular weight (Mn) in terms of polystyrene of 500 or more and 1,000,000 or less,
the number average molecular weight measured by gel permeation chromatography.
本发明提供了一种光敏剂,它能使具有可聚合基团的化合物在活性能量射线的照射下高效固化。一种由
石墨烯组成的光敏剂、
石墨烯的平均分子量(Mn)(以聚
苯乙烯计)为 500 或以上,1,000,000 或以下、
通过凝胶渗透色谱法测量平均分子量。