1.self luminous ,photoluminescent pigment 2. rare earth metal high brightness 3. long afterglow time 4. ... they can formulate (unlike zinc sulphide compounds) to produce a range of colors.How to make glow in plasticApplication in plastic:1. This new ... , polyester, epoxy, PVC, polypropylene and polyethylene (HDPE, LDPE etc.) polymers.2. Material can be cast, dipped, coated, extruded or molded. 3 ...