Generally there are two types of pigments used in luminescent coating.
1.Fluorescent Pigments:These are synthetic dyes zinc sulphide or mixture of zinc and cadmium sulphide.
2.Phosphorescent Pigments: These are mainly calcium sulphide or strontium sulphide.
1.Fluorescent Pigments:These are synthetic dyes zinc sulphide or mixture of zinc and cadmium sulphide.
2.Phosphorescent Pigments: These are mainly calcium sulphide or strontium sulphide.
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