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What are the types of anti reproduction of anti-counterfeiting paper?

by:LG Printing     2021-02-25
Now, anti-counterfeiting labels used by more and more products enterprises, we know the anti-counterfeiting technology now. The emergence of the anti-counterfeiting mark also prevented the emergence of a lot of fake and shoddy, and fraud molecular targets the anti-counterfeiting mark, start carries an anti-counterfeit label for the fraud. It makes many consumers can't distinguish true and false, carries an anti-counterfeit label for the below together to understand the material, to distinguish true and false from the material. You know what type of copy of anti-counterfeiting paper?

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copy anti-counterfeiting paper proof material type are as follows: < br />
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1, VIOD logo paper < br />
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contains substances, which prevent the color copies, if use color copier copy brand such as anti-counterfeiting, print or use the scanner to scan can clearly show; VIOD text and printed in black and white. The VIOD tag can be used for CD - ROM, computer software, cosmetics packaging. < br />
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2, color copy paper < br />
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the principle is the use of specific staining dyes and pigments for base paper, when the copy of exposure, make the text part and the background image has the same absorption rate, making contrast to disappear. Photoreceptor exposure is almost full exposure, no contrast, copy all black, can't form the image. It is difficult to identify the shortcoming of this approach is the original. Now is the color of the practical is reddish brown. < br />
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3, photochromic copy paper < br />
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the so-called photochromic, refers to a certain traits in light color changes, after the light return to the primary colors. Photo anti-dazzle paper refers to the anti-dazzle containing these substances. This prevent copy is on the basis of paper coated with chemical change color, Color or decoloring) Copy in the process of the exploitation of stimulation to change colour, there is no difference between background and image part of the gap, can not copy. If the original leave the copier, the background part returned colorless state. < br />
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4, photoluminescence anti-counterfeiting paper < br />
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in the exposure of copy, can't be with a white light inducement and glowing, copy state of the object. < br />
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5, fluorescent paper < br />
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paper standard fluorescent substances including the use of ( The fluorescent agent is added to the papermaking process or use fluorescent fiber) , in the process of copying the length of the emission wavelength of fluorescence material, use copies, black and white, copy to prevent discoloration. < br />
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6, diffuse copy paper < br />
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this based on your copy paper, surface of small diameter, high emissivity of the material, aluminum powder, 10 particle size titanium dioxide, red house calls the words of glass particles, etc. , through the layout of fire cover or paper and reduce the contrast of the image to prevent copying, black copy reached the purpose of. < br />
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7, polarization copy paper < br />
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this is to copy prevention polaroid paper cover copy to be made on the basis of the membrane, using light dichroism, reduce the clearance paper and photosensitive drum, photocopying, black. < br />
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8, cause the color copy paper < br />
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prevent copying, is on the basis of paper coated with room temperature become colorless hot everyone copy materials, due to the hot color more than the copier, the gap between the part of the image and the background of can't copy. Return to room temperature the decoloring, part of the background, namely originally colorless state. Now USES is fluorspar LanSu decoloring colorless materials, phenol chromogenic agent, amino ( Mercury dual sulfur hydrazine salt, etc. ) 。 < br />
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the confidential files, important letters, technical drawings, technical formula, and other important information printed or written on this special paper, and then to copy, copy will be completely black, can't identify the content of the original file. Effectively protect your important information. Method of use as well as plain paper, convenient and effective.


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