Example 2【Dyes for heat sensitive materials】

Heat-sensitive materials which change color with temperature by utilizing the reversible reaction between leuco dyes and developers compose of dyes, developers and the material which control the color development (such as alcohol type texturizers). As this dye changes its color reversibly at the fixed temperature, it has been applying to indication of the suitable temperature of foods or drinks and the color indication of toys.

カテゴリー: Application examples of Dyes パーマリンク