形容
Photochromic pigment are photochromic microcapsules in a powder form . they are specifically design for use in non aqueous based ink systems although their use is not limited . it can be used to formulate non aqueous base flexographic,uv,silk-screen,offset,epoxy and gravure ink formulatios. Photochromic pigments are colorless in inactivated state,and color change when exposed to ultraviolet light source. it will respond to natural sunlights or 365nm black lights.
色: 赤い,黄色,blue,green,orange,deep blue, violet.
粒子サイズ: <8micron
Shelf life: 2year
Solids: 98% +/-2%
