The organic photochromic material

Our organic photochromic materials began in the 1980s . Nankai University graduation certificate security seal , is the oldest university diploma gravels for driveway application security is the first application of this technology in the security identification technology. Then the technology have been used in garment decoration , inks , paints, plastics , and other fields , to produce color clothing, color sandals, color plastic , color glasses , etc. ; covert military camouflage material also successfully Photoluminescent pigment, such as gradient color chameleon camouflage applications have mature, discolored material, especially by consumers in the clothing industry .