427results about How to "Improve anti-counterfeiting" patented technology

The invention discloses a wechat-platform-based two-dimensional code anti-fake and anti-channel conflict inquiry system and a wechat-platform-based two-dimensional code anti-fake and anti-channel conflict inquiry method. The wechat-platform-based two-dimensional code anti-fake and anti-channel conflict inquiry system comprises a wechat client, a wechat platform and an anti-fake and anti-channel conflict inquiry server, wherein the anti-fake and anti-channel conflict inquiry server comprises a two-dimensional code generating module, a image recognizing module, a two-dimensional code decoding module, a database module and a channel management system; the image recognizing module is in charge of processing an anti-fake two-dimensional code picture uploaded by a customer; the two-dimensional code decoding module extracts anti-fake information of a product; the database module comprises a product and anti-fake data table and a database management system (DBMS); the wechat client exchanges the two-dimensional code with the server through the wechat platform; the server processes and decodes the two-dimensional code; the DBMS inquires the product and anti-fake data table for performing anti-fake and anti-channel conflict inquiry and verification on the product. Anti-fake inquiry of the two-dimensional code is performed through the wechat platform, so that consumer confidence is high, inquiry is convenient and rapid and a result is reliable; an anti-fake code contains channel information, so that anti-fake and anti-channel conflict operation can be achieved effectively.

The invention discloses a hot stamping foil applied to overlapping hot stamping on a gold stamping layer and a preparation method of the hot stamping foil. When overlapping hot stamping is carried out on an existing hot stamping foil, the defects that the transferring is incomplete, the hot stamping is not carried out on some portions due to omission, scumming is caused, powder falls off, and the edge of a hot stamping layer is not clear can happen. The hot stamping foil is composed of a base membrane layer, a release layer, a color coating layer, a vacuum aluminum coated layer and a gumming layer. The gumming layer is prepared by raw materials which comprise, by weight, 1-6 parts of chloroethylene-vinyl acetate resin, 1-10 parts of polyvinyl alcohol, 1-10 parts of acrylic ester, 1-5 parts of nitrocellulose, 1-5 parts of fumed silica, 20-70 parts of ethyl acetate, 10-50 parts of ethyl alcohol and 1-5 parts of propyl acetate. According to the hot stamping foil applied to the overlapping hot stamping on the gold stamping layer, the hot stamping foil has the good stamping performance and the good trimming performance, the overlapping hot stamping layer is complete in transferring, the edge is smooth and free of burrs, the adhesion is firm, the phenomena of dusting, powder falling and the like do not exist, the hot stamping effect is strong in third dimension, and the anti-fake performance is more outstanding.

The invention relates to a multiple information encrypted two-dimensional code anti-counterfeiting method, which comprises the steps of generating an encrypted serial number through carrying out algorithm encryption on a digital serial number, acquiring an image containing the encrypted serial number by using a screenshot method, carrying out dimension adjustment, image graying and image scrambling processing on the encrypted serial number to acquire a secret image, inserting the secret image into a two-dimensional image by using a bit operation method by taking a two-dimensional code as a carrier so as to acquire a mixed two-dimensional code which is finally used for printing; and acquiring the encrypted serial number through extracting the secret image in the two-dimensional code and carrying out anti-scrambling processing when information verification is carried out, then acquiring a decrypted serial number by adopting a decryption algorithm, and distinguishing authenticity of information through comparing the decrypted serial number with an original serial number. The method provided by the invention realizes two-dimensional anti-counterfeiting by combining simple information algorithm encryption and a method of image conversion and image concealing. The method is easy to implement, does not influence the information capacity of the two-dimensional code, and has very good anti-counterfeiting performance.

A method and equipment for detecting the infrared converting material used for antiforge purpose features that the infrared beams from infrared laser device are focused on the surface of the said material, its reflected light is incident upon a visual light detector for converting the optical signals to electric ones, and after A / D conversion the digital signals are output.

The invention relates to the technical field of intelligent terminal identity identification and discloses an identity identification method and system based on palm vein features, and an image acquisition apparatus. The method comprises the following steps: starting a near-infrared light source of an image acquisition apparatus, and obtaining palm vein images of users through control of image acquisition; when the palm vein images are acquired, reinforced processing is performed on the vein images through image preprocessing, and a vein blood vessel model corresponding to an identification algorithm is obtained through feature extraction; and matching identification is performed on vein features in the vein blood vessel model with sample features in a database, and the identity of a current person for acquisition is determined. According to the invention, identity identification is performed through the palm vein features of the users, and the method has the advantages of high anti-falsification, high accuracy, high biological feature stability and the like. Therefore, the identity identification method based on the palm vein features, with uniqueness and stability, brings greater convenience to the identity identification of the users.

The invention discloses a preparation method of natural tobacco texture cigarette paper. The method comprises the following steps: firstly weighing 5-60% of tobacco raw material and 40-95% of wood pulp by weight percentage; extracting the tobacco raw material, and separating to get a tobacco solid matter and an extraction solution; mixing the tobacco solid matter and the wood pulp to obtain mixed pulp; and preparing a cigarette paper base from the mixed pulp; concentrating the extraction solution to prepare a tobacco extract; adding 1-4% of a combustion-supporting agent, 0-4% of a natural pigment extract and 0-3% of a moisture retention agent relative to the weight of the tobacco extract into the tobacco extract to prepare a coating solution, coating the cigarette paper base with the coating solution, and directly performing embossing treatment by utilizing an embossing roller carved with tobacco textures after coating and drying to prepare the cigarette paper with the tobacco vein textures. According to the preparation method disclosed by the invention, the natural tobacco fragrance of the cigarette paper is increased, and the cigarette paper is also endowed with the tobacco characteristic appearance; the cigarette grade is upgraded; the cigarette paper miscellaneous gas during combustion is reduced, and the smoking quality is upgraded; the natural tobacco texture cigarette paper can further serve as wrappers of hand-rolled cigars.

The invention relates to a preparation method and application of a rare earth doped NaYF4 / carbon quantum dot dual-mode fluorescent nanocomposite in the technical field of nanocomposites. The preparation method comprises the steps of mixing an aqueous dispersion solution of a rare earth doped NaYF4 up-conversion nanoparticle modified by a cationic surfactant with a carbon quantum dot solution; then, adding an alkaline solution, ethyl acetate and ethyl orthosilicate into the mixed solution; coating the surface of the rare earth doped NaYF4 particle with a silicon dioxide shell by utilizing a sol-gel chemical principle; and meanwhile, packaging the carbon quantum dot into the shell to prepare the core-shell nanocomposite. By using the preparation method, the aggregation quenching of the carbon quantum dot is effectively avoided, and the optical and chemical stability of the prepared composite is good. The obtained composite is prepared into ink, the prepared composite is applied to the anti-fake field by ink jet printing, and the composite has the characteristics of high concealing property and copying difficulty caused by dual-mode detection and is better in anti-fake effect.

The invention discloses a genuine article anti-counterfeiting method, which is used for products using two-dimensional code labels as anti-counterfeiting package. The invention uses a labeled two-dimensional code as a first identification code, a second identification code is also arranged on a product body, and the second identification code is the same as the first identification code. The invention has the technical scheme that on the basis of the anti-counterfeiting effect by the labels with the two-dimensional code, a laser code marking device is used for attaching the two-dimensional code on the surface of the product body, so the product has the dual anti-counterfeiting effect, and the occurrence of phenomena of counterfeiting and goods confusion can be effectively avoided. The invention can be used for product package anti-counterfeiting on various materials, such as tangible products of metal products, plastic products, glass products and the like, and the invention has the advantages of wide application field and obvious anti-counterfeiting effect.

The invention provides a piece of high-precision overlay gold stamping paper and a manufacturing method thereof. When printing and overprinting are conducted through two existing types of alumite, the printing and stamping accuracy is not high, the printing deflection is large, and waste is prone to happening. The high-precision overlay gold stamping paper sequentially comprises a tipping base paper layer (1), a printing layer (2), a first gold stamping layer (3) and an overlay stamping layer from bottom to top. The manufacturing method includes the following steps of firstly, printing a piece of tipping paper; secondly, designing a pattern; thirdly, manufacturing an overlay gold stamping plate; fourthly, preparing hot stamping; fifthly, conducting the first time of hot stamping; fifthly, conducting overlay stamping; sixthly, conducting checking and unwinding. In the post-printing gold stamping and overlay stamping process, no inaccurate printing phenomena exist, the transverse and longitudinal overlay stamping accuracy is 0.01 mm, the printing accuracy is greatly improved, and the gold stamping plate does not need to be aligned multiple times. Due to the fact that positioned overlay stamping is conducted at a specific position of a tipping paper ink layer, products are more personalized, and meanwhile the anti-counterfeit function is achieved.

The invention relates to anti-forgery ink, wherein the anti-forgery ink contains a piezochromism material, preferably the piezochromism material coats resin, such as acrylic resin. A printed product including the anti-forgery ink can change color under a certain pressure and can restore the color while heating.

The invention discloses a raw processing technique of a laser anti-counterfeit cigarette packaging material, which adopts aluminum-free laser film direct pressure transfer technique and ultraviolet light curing technique, does not need compounding paper and aluminum foil in advance, can be finished by sequentially carrying out printing, coating, integrated shaping mold pressing and curing, comprises the procedures of printing, lustering coating and laser mold pressing, gold stamping, and mold cutting, and has advantages of good anti-counterfeit effect, low production cost, environment protection, no pollution and the like.

The invention discloses a chameleon coating comprising the following raw materials in parts by weight: 10-40 parts of matrix material, 1-20 parts of filling material, 1-25 parts of solvent, 3-20 parts of curing agent, 1-10 parts of pigment, 1-10 parts of assistant and 1-10 parts of angular heterochromous powder or comprising the following raw materials in parts by weight: 10-50 parts of matrix material, 1-20 parts of filling material, 1-25 parts of solvent, 2-10 parts of curing agent, 1-5 parts of pigment, 1-10 parts of assistant and 1-10 parts of optical interference powder. The invention also relates to the use method of the chameleon coating on a colored coating steel plate and a novel colored coating steel plate.

The invention provides a magnetic response photonic crystal anti-fake label and a manufacturing method thereof. The magnetic response photonic crystal anti-fake label provided by the invention comprises a plurality of patterns, wherein the patterns comprise polymer substrates and ethylene glycol micro droplets which contain carbon-coated superparamagnetism ferroferric oxide colloidal nanometer particles and are encapsulated in the polymer substrates; single pattern among the patterns at least comprises two kinds of carbon-coated superparamagnetism ferroferric oxide colloidal nanometer particles of different particle diameters. In the magnetic response photonic crystal anti-fake label provided by the invention, the carbon-coated superparamagnetism ferroferric oxide colloidal nanometer particles of different particle diameters are self-assembled respectively to acquire a multi-photon band gap structure under the action of magnetic fields, so that visible light of different wavelengths can be reflected and is superposed to acquire a new colour; and the color can not be copied by common pigment or dye color, has a good anti-fake effect and good color adjustability, and is beneficial to application.

The invention provides a three-dimensional entity secret mark anti-counterfeiting system and method. The anti-counterfeiting system comprises an object to be detected, an entity secret mark label fixed to any position of the object to be provided with an anti-counterfeiting mark, a two-dimensional code fixed to any position of the object to be provided with the anti-counterfeiting mark, a remote server and a mobile terminal, wherein the mobile terminal scans the two-dimensional code, is connected to the remote server and compares the entity secret mark label with a reference photo on the server so that counterfeiting prevention and identification can be achieved, and a random number of unique random three-dimensional hollow-out arrangement structures which are formed by a plurality of three-dimensional structure entity secret marks are arranged on the entity secrete mark label. The anti-counterfeiting system and method are easy to operate, good in interactivity and strong in anti-counterfeiting practicability, the effects of enabling an anti-counterfeiting structure to be hard to counterfeit, copy and crack are well guaranteed through the unique hollow-out three-dimensional anti-counterfeiting marks, and the extremely good counterfeiting prevention effect is achieved.

The invention discloses a multifunctional two-dimensional code product traceability system and a traceability method. The multifunctional two-dimensional code product traceability system comprises a product information base, a two-dimensional code decoding module, a two-dimensional code generating module and an information receiving and sending platform. The product information base is used for recording product information, traceability codes, operating records and operating time; the two-dimensional code decoding module is used for decoding two-dimensional code images; the two-dimensional code generating module is used for generating the two-dimensional code images and the traceability codes; and the information receiving and sending platform is used for sending or receiving the two-dimensional code images, the product information and the traceability codes. The information receiving and sending platform is any one of a plurality of existing instant messaging platforms. The multifunctional two-dimensional code product traceability system can be also used for processing the two-dimensional code images and the product information in batches and providing an anti-counterfeiting function of a two-dimensional code in product traceability. By the adoption of the multifunctional two-dimensional code product traceability system and the traceability method, the defect that the two-dimensional code obtaining and querying mode is single in the prior art is overcome, the two-dimensional code images and the product information are processed in batches, the product information can be fast inquired and obtained, and the communication cost of two-dimensional code inquiry and the like of a consumer is reduced.

The invention relates to a method for producing environment-friendly anti-counterfeiting cover paper. In the method, raw fibers with the purity of 100 percent are used to produce base paper; the raw fibers selected comprise the following components in weight portion: 50 to 65 percent of needle oil pulp,10 to 20 percent of silking pulp, and 20 to 30 percent of cotton pulp; the raw fibers are subjected to disintegration by a pulp plate, pulping treatment, blending, pulp conveying, forming by a head box, drying and dehydration and bundling reeling to produce the base paper, and the base paper is orderly subjected to dip dyeing, dip latex, base coating, anti-counterfeiting printing and top coating to produce the anti-counterfeiting cover paper. The cover paper has excellent tearing resistance and folding resistance and good anti-counterfeiting function. The method of the invention has the advantages of simple processing and manufacturing, low production cost and environmental protection, and has the tearing resistance and anti-counterfeiting function. The environment-friendly anti-counterfeiting cover paper is suitable for being manufactured into covers of all certificates, particularly a cover of an environment-friendly anti-counterfeiting passport.

The invention relates to a core-shell structured anti-counterfeit fiber filament. The cross section of the anti-counterfeit fiber filament is of a core-shell structure. The anti-counterfeit fiber filament comprises a core layer and a shell layer covering the core layer, wherein the core layer comprises high polymer chemical fiber materials; the shell layer comprises anti-counterfeit functional materials and auxiliary materials; the anti-counterfeit functional materials are at least one of thermochromic material, photochromic material, fluorescent material, long after-glow material, infrared material, trace element and magnetic material; and the auxiliary materials in the shell layer are organic high polymer materials. The anti-counterfeit functional materials in the anti-counterfeit fiber filament can be selected as required and are arbitrarily combined to simultaneously realize the multiple or multi-line anti-counterfeit function.

The invention relates to a printing inspecting method and device of commodity information. The printing inspecting method of the commodity information comprises the steps that the commodity information is encrypted and divided to form two unique and corresponding half codes firstly; then one half code is stored in a database, the other half code serves anti-fake information and is printed on a label, and meanwhile a commodity information offer value is calculated based on the commodity information through a one-way function and is printed on a commodity serving as a mark; label image information and mark image information on the inspected commodity are obtained in the inspection process, and the contained commodity information half code and the commodity information offer value are extracted; finally the extracted commodity information half code and the unique and corresponding half code in the database are synthesized to work out the commodity information and a commodity information offer value, and the commodity information offer value is compared with the extracted commodity information offer value to inspect the commodity information. The printing inspecting method and device of the commodity information can effectively inspect the commodity information, can largely improve the safety of the commodity information of the inspected commodity, and is excellent in anti-fake effect.

The invention discloses an anti-counterfeit paper. The anti-counterfeit paper comprises a paper body and an anti-counterfeit material loaded on the paper body, the anti-counterfeit material comprises a fiber, and at least two photochromic particles are distributed on the fiber along the length direction of the fiber at intervals. The anti-counterfeit material in the anti-counterfeit paper is different from common anti-counterfeit fiber materials in structures, can be easily distinguished, is difficult to imitate, and has very good recognizability only through a single anti-counterfeit ink.

The invention discloses an anti-counterfeiting element and an anti-counterfeiting product utilizing the anti-counterfeiting element. The anti-counterfeiting element comprises a base material and a plurality of magnetic coding areas arranged on the base material, wherein the coating shape of each magnetic coding area in the plurality of magnetic coding areas has preset rules. Each magnetic coding area in the plurality of magnetic coding areas arranged on the base material is coated with different coating shapes according to the preset rules, and thus wave signals, detected by a magnetic sensor, of the obtained magnetic coding areas are in asymmetrical waveforms. The anti-counterfeiting element obtained through the mode above is not easy to counterfeit, is good in anti-counterfeiting performance and is anti-counterfeiting codes having good crypticity.

An unauthorized access prevention method is provided for an integrated circuit including one or plural resistor elements capable of selecting between a high impedance state and a low impedance state irreversibly in an interface portion within the integrated circuit or a peripheral circuit portion. When a signal inconsistent with verification information and standard that are preset in the integrated circuit is received at least once, the impedance state of the resistor element is changed from an initial state to stop a part or all of accesses to the integrated circuit irreversibly. The unauthorized access prevention method is thus implemented by a simple structure manufactured with ease and at low cost.

The invention relates to a design and manufacturing method for an anti-counterfeit electronic label, an anti-counterfeit electronic label and anti-counterfeit packaging, belonging to application technology in the field of wireless radio frequency identification. The method comprises the following steps that a label antenna is designed to be a folded symmetry dipole antenna; fragile paper is used as a substrate of the antenna and is firmly combined with the antenna to form a whole; an island-shaped composite pad is arranged at the bottom of the fragile paper substrate and aligned with the center of a chip so as to enable an arc space structure of the antenna to form at the center where the chip is located; an adhesive is applied on the surface of the fragile paper substrate, a surface bar coated by a film forming agent is compounded on the top of the adhesive, and the dimension of the surface bar and the adhesive is greater than the area of the fragile paper substrate. The tearing-proof and sticking-proof anti-counterfeit electronic label prepared by the method enables reliable reading of the label on metal surface to be realized, probability of accidental damage of the label in the process of applying and transporting to be eliminated or reduced and anti-counterfeit performance to be improved. The design and manufacturing method provided in the invention is ingenious, simple and practicable, and enables low cost and great production capacity to be achieved.

The invention relates to an electronic driving license loading intelligent monitoring system comprises a loading terminal equipment and electronic driving license card, featuring in the MCM micro module, MCU micro processing module, input module, storage module, information output module and time module, with the electronic driving card being the Mifare frequency card matched with driver information and MCM micro module chip. Each vehicle locomotive has electronic driving license loading intelligent monitoring system with its terminal reading the electronic driving card information, with the MCU micro processor outputting the status information through the display interface, electronic driving vehicle borne intelligent monitoring system monitoring the licensed driving of vehicles, assisting the vehicle management, reducing working load of traffic executive people, behavior of vehicle theft and license changing, and traffic accidents.

The invention relates to a triple optical anti-counterfeiting ink with fluorescence, delayed fluorescence and room temperature phosphorescence, as well as an anti-counterfeiting method and an application thereof, which relate to the optical anti-counterfeiting ink. The anti-counterfeiting ink is composed of 1-5 parts of a nitrogen-enriched fluorescent carbon dot material, 720 to 880 of urea, 280 to 320 of biuret, and 25000 to 30000 of an organic solvent. The anti-counterfeiting method comprises: providing a triple optical anti-counterfeiting system having fluorescence, delayed fluorescence androom temperature phosphorescence; obtaining a fluorescent anti-counterfeiting mark under an excitation light source of 250-460 nm, the confidential information stored by the triple anti-counterfeiting ink and the interference information stored by the fluorescent anti-counterfeiting ink; after the excitation light source of 250-320 nm is turned off, obtaining the delayed fluorescent anti-counterfeiting mark, and displaying the confidential information; and after the excitation light source of 330-460 nm is turned off, obtaining the room temperature phosphorescent anti-counterfeiting mark, wherein the color thereof is obviously different from that of the delayed fluorescence. The anti-counterfeiting ink and anti-counterfeiting system are used in ink-jet printers, anti-counterfeiting marks,and information hiding.

The invention discloses a fluorescent ink comprising the components in parts by mass: 60-65 parts of polyester resin, 0.5-0.8 part of a dispersing agent, 0.3-0.4 part of a defoaming agent, 0.6-0.8 part of a wetting agent, 0.3-0.5 part of a varnish, 12-15 parts of monohydric alcohol, 13-15 parts of ethyl acetate, 2-6 parts of beta-myrcene, 10-30 parts of a fluorescent material. The ink system disclosed by the invention has good performance, simple preparation, low cost, and significant anti-counterfeiting effect; and in addition, the ink has a certain fragrance through the addition of beta-myrcene.

The invention provides an anti-counterfeiting halographic mark with positioning hollow-out variable information and a method for producing the anti-counterfeiting halographic mark with positioning hollow-out variable information. The anti-counterfeiting halographic mark with positioning hollow-out variable information comprises a base material layer, an isolation coating layer, a holographic imaging layer, a variable information printing layer, a metal reflecting layer and a back gluing layer; the method comprises the steps that 1, the isolation coating layer is coated on the base material layer; 2, imaging resin is coated on the isolation coating layer, and holographic patterns are formed on the imaging resin through die pressing operation to form the holographic imaging layer; 3, the variable information printing layer is produced on the holographic imaging layer; 4, the metal reflecting layer is formed on the holographic imaging layer; 5, part metal reflecting layer which is printed with variable information patterns is fell off to form a hollow-out effect, and accordingly, the variable information is recorded; and 6, the back gluing layer is coated on the metal reflecting layer. The anti-counterfeiting halographic mark with positioning hollow-out variable information has good anti-counterfeiting performance, and the method for producing the anti-counterfeiting halographic mark with positioning hollow-out variable information can guide the production of the anti-counterfeiting halographic mark with positioning hollow-out variable information.

The present invention provides an electronic ticket compatible with the existing railway paper tickets, which comprises two layers of paper media where an antenna and a chip are buried in advance and is characterized in that dynamic encryption information is written into said chip in advance and has a check code associated with a serial number for anti-counterfeiting; at a ticket selling terminal, ticket information will be written into said chip, and such ticket information in said chip can be rewritten many times; and said antenna is used for receiving RF signals and transmitting them to said chip.

A display includes a transparent base having one surface on which a structure-forming layer, a light reflection layer and a protective layer are sequentially laminated. The light reflection layer reflects part of the incident light, while transmitting therethrough the rest of the light. The structure-forming layer includes a plurality of structure areas, and each of the plurality of structure areas is formed of a concavo-convex structure.