sunlight sensitive dye photochromic pigment for photochromic ink

Introduction

photochromic pigment can be change color by sunlight,it is colorless in the room,when under the sunlight,it will change very beautiful color,

photochromic pigment is a sun activated photochromic powder pigment color changing by uv exposure. 

Application

Photochromic Pigment Indoor Clolorless Outdoor Colorful Powder Smart Material

photochromic t shirt, photochromic shoes, photochromic nail polish,photochromic plastic,photochromic paper

           the color in the room                   the color under sunlight

 colorless                                       colorful

other pigments :

1.thermochromic pigment-color changed by temperature

2.photochromic pigment-color change by sunlight

3.uv fluorescent pigment-color change by uv light

4.glow in the dark powder-the color very bright in the dark.

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