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30results about How to "Improve anti-counterfeiting level" patented technology

Identification medium, identification method and identification device

The invention relates to an identification medium, identification method and identification device, the identification medium has a liquid crystal layer (308) which changes the color of light observed depending on the rotation angle of the linear polarization filter, an aluminum vapor deposition layer (304) located on the underside thereof, cholesteric liquid crystal layers (306a, 306b), and a black color layer (305) located on the underside thereof. When the function of a circularly polarizing filter is utilized, change in appearance of the cholesteric liquid crystal layer can be observed and when the function of a linearly polarizing filter is utilized, change in color can be observed. Identification can be performed by utilizing these change in appearance.
Owner:NHK SPRING CO LTD

Erase color variable ink

A rubbing-allochroic ink is a black ink containing a rubbing-allochroic component, and features that when it is rubbed by a white paper, its color can change from black to red. It can be used for antiforge purpose.
Owner:CHINA BANKNOTE PRINTING & MINTING

Detection method for laser anti-counterfeiting material based on color coding

The invention provides a detection method for a laser anti-counterfeiting material based on color coding. The anti-counterfeiting material contains luminescent materials which can emit visible light under the excitation of near infrared laser. Through doping of different kinds of the luminescent materials according to different concentration ratios in preparation of the anti-counterfeiting material, the relative intensity of three basic color areas of visible light emitted by the anti-counterfeiting material can be controlled. According to the invention, a detection apparatus is used for programming and coding of different colors emitted by a substrate coated with the anti-counterfeiting material according to difference of intensity of three colors; a color sensing receiver is used for examination and can detect an anti-counterfeiting code of an anti-counterfeiting mark in a carrier. The detection apparatus is simple, portable, practicable and intelligentized, produces accurate detection results and has a good anti-counterfeiting detection function.
Owner:SHENYANG LIGONG UNIV

Machine-readable anti-counterfeit paper with color artistic watermarking effects and manufacturing method thereof

The invention relates to machine-readable anti-counterfeit paper with color artistic watermarking effects and a manufacturing method thereof. The anti-counterfeit paper provided by the invention has a sandwich structure formed by two pieces of paper and a piece of artistic pattern paper disposed between the two pieces of the paper. The invention also provides the manufacturing method of the machine-readable anti-counterfeit paper with the color artistic watermarking effects. The anti-counterfeit paper provided by the invention is an innovation on the basis of present anti-counterfeit watermarking paper. On the basis of the present paper watermarking anti-counterfeit, the anti-counterfeit paper provided by the invention adds a plurality of anti-counterfeit elements to the paper watermarking part, thus achieving an effect of different transparencies of watermarking patterns. In addition, by utilizing paper composite technology, the anti-counterfeit paper provided by the invention achieves manufacture of color watermarks and functional watermarks, attaches color and different anti-counterfeit requirements to the watermarks, and improves the anti-counterfeit level of the paper.
Owner:BAODING BANKNOTE PAPER CO LTD +1

Anti-counterfeit label and manufacturing method and application of same

The invention relates to the technical field of anti-counterfeit and concretely discloses an anti-counterfeit label and a manufacturing method and application of the same. The anti-counterfeit label comprises a base material layer, a photosensitive anti-counterfeit layer and a magnetic readable stealth anti-counterfeit layer orderly overlapped, wherein the photosensitive anti-counterfeit layer is a photoinduced polymer anti-counterfeit layer. The manufacturing method for the anti-counterfeit label comprises steps of manufacturing an anti-counterfeit master plate with the base material layer and the photosensitive anti-counterfeit layer overlapped together as the basis, and then loading the magnetic readable stealth anti-counterfeit layer on the external surface of the photosensitive anti-counterfeit layer of the anti-counterfeit master plate. The photoinduced polymer anti-counterfeit label possessing public anti-counterfeit, and a magnetic readable stealth 2D anti-counterfeit label capable of decoded via a specific decoder are combined, so anti-counterfeit degree and credibility of the anti-counterfeit label can be greatly enhanced, and counterfeit and shoddy products appearance and circulation can be reduced; and therefore, the anti-counterfeit label has wide application prospect in anti-counterfeit during product production and selling.
Owner:SHENZHEN XIKADE TECH CO LTD

Luminous anti-forgery ink and its preparation method and use

The invention discloses a light anti-falsification printing ink and the preparing method. The printing ink contains a light material which can emit another visible light under the excitation of one visible light, the content of the material accounting for 20-50% of the printing-ink weight. The preparing method; making mixing, pre-separation and rolling on the light material and the printing-ink connecting material to get it. The printing ink can be used to the anti-falsification printing of the carrier like bill and to the carrier needing identification, and the detecting method; use the visible light to excite, and detect another one emitted from the impression.
Owner:CHINA BANKNOTE PRINTING & MINTING

Anti-counterfeit paper product production method

The invention discloses an anti-counterfeit paper product preparation method. The method comprises the following steps: 1) an anti-counterfeit material is mixed with an adhesive and a medium to obtain an anti-counterfeit material mixture; wherein the anti-counterfeit material is in a powder state or a liquid state; 2) an electrically controlled injection apparatus having an injection pipe and an injector is filled with the anti-counterfeit material mixture obtained in the step 1), a paper machine is operated, the anti-counterfeit material mixture is applied in a preset paper of a paper product by the injector, wherein the paper applied with the anti-counterfeit material mixture is an application layer; 3) during a paper machine operation process, the application position of the anti-counterfeit material mixture is a wet position or a glue applying part; and 4) the product is dried. The anti-counterfeit paper product can enhance the anti-counterfeit effect in the prior art, and can reach a directional function, the preparation method is simple and convenient, and is easy to popularize and use.
Owner:山东励仙电力工程有限公司

Adjustable dual-mode composite fluorescent material and preparation method and anti-counterfeiting application thereof

The invention discloses an adjustable dual-mode composite fluorescent material and a preparation method and anti-counterfeiting application thereof. The preparation method comprises the following steps: firstly, preparing a metal organic framework material with a three-dimensional structure and a chemical formula of {[Cd4 (L) 2 (H2O) 3]. 4.5 H2O} n through coordination of Cd < 2 + > ions and a tetracarboxylic acid ligand; dissolving a cadmium source, a tetracarboxylic acid ligand and polyvinylpyrrolidone in a mixed solution of N, N-dimethylformamide and water, carrying out a heating reflux reaction at 80 DEG C for 3 days to obtain colorless crystals, and collecting and drying the colorless crystals to obtain the metal organic framework material with the three-dimensional structure. On thebasis, the adjustable dual-mode composite fluorescent material is further prepared, a mixture of the composite fluorescent material solution serves as anti-counterfeiting ink, some signals and pictures are written and drawn on paper, photoluminescence conversion can be repeatedly achieved, and the huge potential of multifunctionality and improvement of the anti-counterfeiting level is displayed.
Owner:HENAN POLYTECHNIC UNIV

Winebottle anti-forgery system for opening winebottle cap through Internet

InactiveCN102745398AEliminate anti-counterfeiting issuesImprove anti-counterfeiting levelTransmissionLocking devicesThe InternetEngineering
The invention discloses a winebottle anti-forgery system for opening a winebottle cap through the Internet, which consists of an ID (Identity) radio frequency coded lock winebottle cap, an electronic winebottle opener and a server system. The ID radio frequency coded lock winebottle cap is packaged at a winebottle opening. The winebottle anti-forgery system is characterized in that the electronic winebottle opener is connected with the server system through the Internet. When the winebottle is needed to be opened, an opener takes out the electronic winebottle opener and opens a power supply switch of the electronic winebottle opener to be connected with the Internet and confirm signal connection with the server system. The opener holds the electronic winebottle opener to scan the ID radio frequency coded lock winebottle cap to obtain ID radio frequency codes of the ID radio frequency coded lock winebottle cap and transfers the ID radio frequency codes to the server system. The server system compares the ID radio frequency codes of the winebottle cap with each ID radio frequency code in an ID radio frequency code database stored by the server system so as to find out a corresponding ID radio frequency data record through comparison. If the server system detects that the corresponding ID radio frequency data record is in normal legal state, the server system sends an opening command to the electronic winebottle opener. After confirmation of the opener to open the winebottle cap, the system sends the opening command to open the ID radio frequency coded lock winebottle cap.
Owner:郑巍

Anti-counterfeiting device, system and method

The present invention relates to the anti-counterfeiting technology field, and discloses an anti-counterfeiting device, system and method. In the embodiment of the present invention, the anti-counterfeiting device comprises a dynamic authentication information generation module and a label, the dynamic authentication information generation module is used to generate the dynamic authentication information periodically, and the label is used to store the dynamic authentication information generated by the dynamic authentication information generation module. The embodiment of the present invention also provides an anti-counterfeiting system comprising a user terminal, an authentication server and the above anti-counterfeiting device. The user terminal is used to read the dynamic authentication information in the label and send the read dynamic authentication information to the authentication server, the authentication server is used to verify the received dynamic authentication information and return a verification result to the user terminal. The embodiment of the present invention further provides an anti-counterfeiting method. Relative to the prior art, according to the embodiment of the present invention, and by encrypting the product information dynamically, a better anti-counterfeiting effect can be realized.
Owner:上海林果实业股份有限公司

Counterfeit-proof value document and a method for verifying the authenticity thereof

The invention relates to the protection of value documents against counterfeit and is intended for use in verifying the authenticity of protected printed products, such as all types of value documents, using an instrument. The invention has the technical result of increasing the level of protection of a value document. The value document is provided with a mark containing a fluorescent compound that exhibits both Stokes and anti-Stokes fluorescence and has the composition: Ln1-x-?.z Yb x Er ? Ce z Me I C MeIII D P 1-D ? 4+D / 2-C, where: MeI - Li or Na, MeIII- W or Mo, Ln - Y, La, Gd, 0.1 = ? = 0.9; 0.005 = y = 0.2; 0.0001 = z = 0.01; 0.001 = ? = 0.1; 0.001 = d = 0.1; or a compound that has the composition: Ln 2-?- ?-z Ybx Er? Cez O2 S, where Ln - Y, La, Gd, 0 2-x-?-z Er? CeZ O2 S; where Ln - Y, La, Gd, 0 < ? =0.2; 0.1 = ? = 0.4; 0.0001 = z = 0.005. The mark can be produced by printing, for example by offset printing. The method for verifying the authenticity of a value document with all of the above-mentioned features involves detecting a latent protective mark on a value document by measuring and subsequently analyzing the degree to which the intensity of the Stokes and anti-Stokes lines depends on the power density of the exciting radiation.
Owner:FEDERALNOE GOSUDARSTVENNOE UNITARNOE PREDPRIJATIE GOZNAK FGUP GOZNAK

Holographic anti-counterfeiting method for coin with micro relief profile on surface and pressing die thereof

The invention discloses a holographic anti-counterfeiting method for a coin with a micro relief profile on the surface and a pressing die thereof. The method comprises steps: 1, an optical hologram of the coil surface is recorded; 2, the optical hologram of the coil surface is reproduced; 2, the numeric value of a computed hologram of the coil surface is computed; 4, a binary optical hologram of the micro relief on the coil surface is designed, and the computed hologram is converted into a binary optical surface micro relief profile; 5, according to the binary optical hologram of the micro relief on the coil surface, a micro relief profile on the steel surface of the die is determined; and 6, a binary optical processing method is adopted to process the micro relief profile on the steel surface of the die. The method can enhance the anti-counterfeiting level of the coin and the processing seal thereof, and a novel, simple and quick first-line anti-counterfeiting technology is provided for the public.
Owner:HARBIN INST OF TECH

Anti-counterfeiting method based on blockchain technology

The invention discloses an anti-counterfeiting method based on blockchain technology, and belongs to the field of application development of blockchain technology. By applying the method of the present invention, a secondary solution address is first set, then additional information is written into a blockchain through the secondary solution address, and finally verification is performed to distinguish the authenticity. The method is convenient in operation and convenient in implementation, and utilizes the decentralized, irreversible and non-tamperable characteristics of the blockchain to raise the anti-counterfeiting level to a new height.
Owner:余海波

Anti-counterfeiting nickel-clad steel coin and manufacturing process thereof

InactiveCN111109782AImprove anti-counterfeiting levelOvercoming the single problem of anti-counterfeiting technologyLaser beam welding apparatusCoinsChinese charactersCoin
The invention relates to an anti-counterfeiting nickel-clad steel coin. Invisible patterns, miniature characters and secret marks are arranged on the front face and the back face of the coin at the same time, edge rolling characters are arranged on the edge of the coin, the invisible patterns are double-face invisible patterns, the engraving depth of the invisible patterns ranges from 0.01 mm to 0.09 mm, and the angle of an engraving knife ranges from 15 degrees to 40 degrees, wherein the miniature characters are letters, numbers or Chinese characters, the stroke width is smaller than or equalto 0.1 mm, and the character height is smaller than or equal to 0.35 mm; the secret mark is a pattern formed by combining letters, numbers or dot lines, the stroke width of the secret mark is smallerthan or equal to 0.1 mm, and the character height is smaller than or equal to 0.35 mm. Various anti-counterfeiting technologies are integrated on the same nickel-clad steel coin, so that the problemof single anti-counterfeiting technology in the prior art is solved, the public anti-counterfeiting level and the machine-readable anti-counterfeiting capability of the nickel-clad steel coin are improved, Meanwhile, the process is improved, so that processing and processing of various anti-counterfeiting technologies can be carried out on the nickel-clad steel coin made of hard materials.
Owner:SHANGHAI MINT +1

Multifunction letter press for safety printing

ActiveCN1322988CRich print contentIncrease printing difficultyPattern printingColor printingMultiple function
The multifunctional number printing machine for safety printing includes one number relief printing unit, which includes at least one number cylinder with several colors in the same plate. The one-plate-several-color number cylinder is used in the one-plate-several-color printing of at least one of the transverse number and the vertical number in bank note or securities. Introducing the said multifunctional number printing with one-plate-several-color number cylinder can enrich the printing content in the number and other anti-fake pattern in bank note and securities, raise printing difficulty and raise the anti-fake level.
Owner:CHINA BANKNOTE PRINTING & MINTING

Erase color variable ink

A rubbing-allochroic ink is a black ink containing a rubbing-allochroic component, and features that when it is rubbed by a white paper, its color can change from black to red. It can be used for antiforge purpose.
Owner:CHINA BANKNOTE PRINTING & MINTING

Three-dimensional anti-fake identification card and its anti-fake method

The invention relates to three dimensions anti-false idnetification card and anti-false method. The identification card is composed of marked paper and marked card. The marked paper with verification secret code printed on is added a coating layer. The marked card with anti-false coding information printed on has two forms: anti-false card with magnetic strip form or anti-false card with IC form. The computer encryption generated anti-false coding information is transferred to host information database that provides three dimension international anti-false function and connects to finance net, telecom net and Internet. It is convenient and fast to query database by using 9 kinds of devices on the said 3 kinds of nets. The invention provides 3 features: popular recognition; individuality anti-false; extended functions. Also the invention provides 10 advantages as follows. 1, it is easy to use. 2, service is supported by networks and stations. 3, monopoly or agent and entrust type of operation and unified management. 4, patent protection. 5, it provides high content of science and technology. 6, free query at shopping site, query by telephone, query on net. 7, disasters backup copy, 8, reliable quality of anti-false identification cards. 9, large and middle cities and remote poor area and covered. 10, international queries provided.
Owner:田宇

Carving gravure ink and preparation method and safety product thereof

ActiveCN104231733AMeet printing requirementsImprove layer expressivenessInksWaxLaser engraving
The invention provides a carving gravure ink and a preparation method and a safety product thereof. The fineness of the ink is less than or equal to 5 [mu]m, and the ink comprises the following components by the weight percentage: 40-70% of a connecting material composition, 7-25% of a colorant, 5-30% of a filler with the particle size (D50) of less than or equal to 1.5 [mu]m, 5-15% of wax, 0.2-8% of a surfactant, 0.5-3% of a drying agent, 0.5-5% of an ink regulator, and 1-6% of a composite solvent. The invention also provides the preparation method and the safety product of the carving gravure ink. The ultra-fine ink is obtained through selection and matching of connecting materials and the colorant as well as the related accessories; and the ink can especially meet the requirements of fine gravure pattern printing of a digitizing laser engraving plate making, and achieves the effects of improving the gradation expressive force and the anti-counterfeiting level of the printing product.
Owner:CHINA BANKNOTE SECURITY PRINTING TECH RES INST CO LTD +2

Magnetic anti-counterfeiting element and magnetic anti-counterfeiting product

PendingCN112329902ATo achieve the purpose of waveform phase modulationWith machine-readable anti-counterfeiting featuresCommerceRecord carriers used with machinesSignal sourceCondensed matter physics
The embodiment of the invention provides a magnetic anti-counterfeiting element and a magnetic anti-counterfeiting product, and belongs to the field of magnetic anti-counterfeiting. The magnetic anti-counterfeiting element comprises a base material, and the first magnetic coding sequence and the second magnetic coding sequence that are formed on the surface of the base material, wherein the widthof a non-magnetic region in the first magnetic coding sequence is smaller than that of a magnetic region, so that a machine-readable signal of the first magnetic coding sequence comes from the non-magnetic region of the first magnetic coding sequence; the width of a non-magnetic region in the second magnetic coding sequence is greater than the width of a magnetic region, so that a machine-readablesignal of the second magnetic coding sequence is derived from the magnetic region of the second magnetic coding sequence. The magnetic anti-counterfeiting element can realize phase modulation of waveforms of machine-readable signals, and has high anti-counterfeiting performance.
Owner:ZHONGCHAO SPECIAL SECURITY TECH +1

Detection method for laser anti-counterfeiting material based on color coding

The invention provides a detection method for a laser anti-counterfeiting material based on color coding. The anti-counterfeiting material contains luminescent materials which can emit visible light under the excitation of near infrared laser. Through doping of different kinds of the luminescent materials according to different concentration ratios in preparation of the anti-counterfeiting material, the relative intensity of three basic color areas of visible light emitted by the anti-counterfeiting material can be controlled. According to the invention, a detection apparatus is used for programming and coding of different colors emitted by a substrate coated with the anti-counterfeiting material according to difference of intensity of three colors; a color sensing receiver is used for examination and can detect an anti-counterfeiting code of an anti-counterfeiting mark in a carrier. The detection apparatus is simple, portable, practicable and intelligentized, produces accurate detection results and has a good anti-counterfeiting detection function.
Owner:SHENYANG LIGONG UNIV

Three-dimensional anti-fake identification card and its anti-fake method

The invention relates to three dimensions anti-false idnetification card and anti-false method. The identification card is composed of marked paper and marked card. The marked paper with verification secret code printed on is added a coating layer. The marked card with anti-false coding information printed on has two forms: anti-false card with magnetic strip form or anti-false card with IC form. The computer encryption generated anti-false coding information is transferred to host information database that provides three dimension international anti-false function and connects to finance net, telecom net and Internet. It is convenient and fast to query database by using 9 kinds of devices on the said 3 kinds of nets. The invention provides 3 features: popular recognition; individuality anti-false; extended functions. Also the invention provides 10 advantages as follows. 1, it is easy to use. 2, service is supported by networks and stations. 3, monopoly or agent and entrust type of operation and unified management. 4, patent protection. 5, it provides high content of science and technology. 6, free query at shopping site, query by telephone, query on net. 7, disasters backup copy, 8, reliable quality of anti-false identification cards. 9, large and middle cities and remote poor area and covered. 10, international queries provided.
Owner:田宇

A kind of quantum dot fluorescent anti-counterfeiting paper and its manufacturing method

ActiveCN102912675BExcellent fluorescent anti-counterfeiting effectRich fluorescent anti-counterfeiting effectNon-fibrous pulp additionPhosphorPapermaking
The invention relates to a quantum dot fluorescent anti-counterfeiting paper and a manufacturing method thereof. The invention first provides the quantum dot fluorescent anti-counterfeiting paper, which contains quantum dots. The invention further provides the manufacturing method of the quantum dot fluorescent anti-counterfeiting pape; and the method comprises the following steps of: compounding the quantum dots into a carrier material; and in the papermaking process, adding the carrier material compounded with the quantum dots to the paper, so as to obtain the quantum dot fluorescent anti-counterfeiting paper. According to the invention, the application of a quantum dot fluorescent material in counterfeiting prevention of papers has the advantages of advanced technology, strong anti-counterfeiting capacity, large counterfeiting difficulty and so on. Through the adoption of the quantum dot fluorescent anti-counterfeiting paper provided by the invention, public identification counterfeiting prevention can be achieved by using a visible fluorescence color of a common fluorescent ultraviolet lamp and spectral analysis can be also carried out on the paper by using a fluorospectro photometer so as to achieve machine readable counterfeiting prevention, so that the anti-counterfeiting level of the paper is increased.
Owner:BAODING BANKNOTE PAPER CO LTD +1

Upconversion photon anti-counterfeiting bar code based on dual-wavelength response and construction method and application thereof

The invention provides an up-conversion photon anti-counterfeiting bar code based on dual-wavelength response and a construction method and application thereof, and belongs to the up-conversion anti-counterfeiting technical field. According to the present invention, a near-infrared laser dual-wavelength is adopted to jointly excite a rare earth doped up-conversion luminescent material, and the transition process of electrons in rare earth ions is regulated and controlled by changing the excitation power of the near-infrared laser, so that different luminescent colors and luminescent intensities are generated; and the luminescent color and the luminescent intensity information of the rare earth doped up-conversion luminescent material are used as the identification codes for coding. Due to fine and flexible adjustment of excitation power, rich spectral information can be obtained; and by constructing a large amount of obtained spectral information into the corresponding up-conversion sub-bar codes, the up-conversion sub-bar codes are randomly combined to obtain the complete up-conversion photon anti-counterfeiting bar codes, so that the complexity of information can be increased, higher flexibility is brought to advanced anti-counterfeiting, the information storage capacity is large, the encryption level is high, and the coding capacity and the anti-counterfeiting level are greatly improved.
Owner:YANSHAN UNIV

Method for making overprint water marks

A method for synthesizing an overlapped watermarker on the antiforge paper includes such steps as designing the image for the overlapped watermarker by computer and software, transmitting it to automatic carving machine, preparing its carved plate, carving the projected profile of white watermarker, making its die, making the metallic sheet of white watermarker, preparing the screen of overlapped watermarker, making screen cage, installing it in paper making, and making the paper with overlapped watermarker.
Owner:CHINA BANKNOTE PRINTING & MINTING

A machine-readable anti-counterfeiting paper containing a color artistic watermark effect and its manufacturing method

The invention relates to machine-readable anti-counterfeit paper with color artistic watermarking effects and a manufacturing method thereof. The anti-counterfeit paper provided by the invention has a sandwich structure formed by two pieces of paper and a piece of artistic pattern paper disposed between the two pieces of the paper. The invention also provides the manufacturing method of the machine-readable anti-counterfeit paper with the color artistic watermarking effects. The anti-counterfeit paper provided by the invention is an innovation on the basis of present anti-counterfeit watermarking paper. On the basis of the present paper watermarking anti-counterfeit, the anti-counterfeit paper provided by the invention adds a plurality of anti-counterfeit elements to the paper watermarking part, thus achieving an effect of different transparencies of watermarking patterns. In addition, by utilizing paper composite technology, the anti-counterfeit paper provided by the invention achieves manufacture of color watermarks and functional watermarks, attaches color and different anti-counterfeit requirements to the watermarks, and improves the anti-counterfeit level of the paper.
Owner:BAODING BANKNOTE PAPER CO LTD +1
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