Photochromic

With the development of photochromic powder technology, his use in daily life is more and more widely, but many people do not know the correct way to use, will produce some trouble, we have compiled a 15 + common problems, I hope to help you use photochromic powder correctly!

Can the different colors of photochromic pigment products be mixed with each other, and can they be mixed with other color-changing pigments?