| abstract |
A plasma processing detection indicator capable of confirming completion of plasma processing by discoloration of a discoloration layer by controlling the discoloration speed regardless of the kind of reduced-pressure plasma and atmospheric pressure plasma and the magnitude of plasma intensity, and the discoloration An ink composition for detecting plasma treatment for forming a layer is provided. An ink composition for detecting plasma treatment, comprising an organic dye and at least one selected from the group consisting of a photopolymerization initiator, silica and hydrophobic alumina. [Selection figure] None |