Description

Photoluminescent powder from rare earth, which absorbs ultraviolet, lamplight, sunlight and other visible lights for only *5 minutes, then give out lights for above *2 hours . Average use time is above *0 years due to stable physical character, it has no radio active, no heavy metals or dangerous chemicals. 　　It replace the new material of luminous body with radioactive material. Its use is very extensive, uses contian coating , printing , decorating , clothing , plastic trade, . photoluminescent powder can be used as additive into all kinds of materials including paint, ink, resin rubber, glass etc, which can be used in architecture, military industry, transportation and so on. The red colour can glow in dark more than 6 hours.