Optical variable pigmentOptical changeable inkPolychromate pigmentINTRODUCTIONOptical Changeable Ink/optical variable pigment is the most complex intererometric type of anti-counterfeiting ink/pigment.The finished product is provided with florid mechanic color. The color spot will present complete different colors while changing the viewing angle in the day light, it has very strong optical variable characteristic and obvious chromatism.This can't be reproduced by the high definition of copy machine, scanner or other equipment. The printing character is unique and unable to copy.THEORYThe Changing color effect of Opitcal Changeable Ink/ is achieved by Optical color changeable pigment in the ink.APPLICATIONIt can be applied in different kinds of anti-counterfeiting packaging, securities, famous trade mark, certificate and note, bank-note etc. Now many tobacco and wine companies are adapting it in the anti-counterfeiting packaging.PRODUCTSAt present, our company can produce the following products:Green/RedBlue/RedGolden/SilverRed/GreenRed/GoldenSilver/GreenYellow/BlueGreen/Salmon PinkBlue/Salmon PinkYellow/GreenSECURITY FEATURESColors of presswork will vary while change the viewing angles. Colors shift obviously and characteristic.Consumers can identify without any instrument and equipment. It is typical "top-notch anti-counterfeiting" technology.Wide application scope, it can be printed on paper, plastics and aluminum foil etc.Stable performance. Good damp-proof, sun-proof and anti-corrosive.It is safe with no radiation or toxicity.The manufacture technique and product design of OCI is highly specialty, involves costly investment, such product has high industrial boundary, ordinary company is difficult to deal with such business, so it's reliable.
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China [CN] 
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