Waterproof luminescent powder is a special product treated with waterproof envelop.
MP45 is especially good for making solvent type of gravure ink and plastic composite ink (OPP & PE).
Ordinary luminescent powder will lose its luminescent effect after being put in water or added to water-based coating for a long time.
CAB 381-20 is a cellulose ester with high butyryl content and high viscosity.
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