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45
results.
Updated on
06/10/2024 [07:27:00]
Absstract of: WO2024203549A1
A laminated sheet for transfer includes, in the following order, a release base material layer, an adhesive layer, and a dividing layer directly contacting the adhesive layer. The dividing layer includes a plurality of small-piece layers that include a cholesteric liquid crystal cured layer and are divided by cracks.
Absstract of: US2024330932A1
Disclosed are methods and systems for validating instruments. For instance, a request to generate a cashier's check may be received from an application executing on a drawer's computing device. Request information may be stored within a data storage entry for the check, and a code to be printed on the check may be generated to include at least a portion of the request information. Instructions may be provided to a printing system to cause the check to be printed with the code, where the printed check is invalid. Instructions may be provided to the application and/or printing system to cause display of a prompt to facilitate a reading of the code to validate the check. When information within the code is read by and received from the printing system, the check may be validated, which triggers a transfer of funds from the drawer's account. Otherwise, the check may remain invalid.
Absstract of: US2024331479A1
The invention provides an authenticatable ballot and method wherein a printable substrate is provided with at least one of overt authenticating indicia and covert authenticating indicia. The overt and covert authenticating indicia provide a means for voters and ballot counting entities to authenticate ballots by verifying the presence of sanctioned overt and covert authenticating indicia. The overt authenticating indicia is observable by the human eye without the use of any specialized tool or light source. The covert authenticating indicia are not readily apparent to the human eye and require the indicia to be resolved using a specialized tool, such as an ultraviolet or infrared light source.
Absstract of: WO2024205750A1
An article for association with a target generating infrared radiation includes: a body defining: (i) a first portion having a first opacity to the infrared radiation, and (ii) a second portion having a second opacity to the infrared radiation smaller than the first opacity; wherein the first and second portions define a mask for infrared radiation generated by the target, the mask corresponding to a predefined identifier of the article.
Absstract of: WO2024205684A1
A secure document (100) includes a substrate (105) having a predetermined width and a predetermined length; a first covert feature (507) formed in the substrate; and a second covert feature (509) formed in the substrate, wherein the first covert feature is disposed at a first location on the substrate, the first location corresponding to a first registration region of an authenticating overlay (600), and wherein the second covert feature is disposed at a first location on the substrate, the first location corresponding to a second registration region of the authenticating overlay.
Absstract of: WO2024202927A1
This card (20) comprises: an invisible code part (60) in which biological code (61) obtained by encoding biological information about a user through a predetermined encoding process is recorded in an invisible state; a memory (35) for storing encrypted information (90) encrypted using the biological information; and a display part (42) for displaying reference information (64) to be referred to by the user when using the card.
Absstract of: US2024326507A1
A security document includes a substrate having a transparent window formed in the substrate. A micro-optical structure including microlenses is arranged on one side of the substrate. A first print image is arranged on the other side of the substrate, opposite the micro-optical structure, and includes image elements having a dot size or line thickness smaller than a lens width of the microlenses. A layer is arranged on part of the first print image on the side facing away from the micro-optical structure. A second print image is arranged on the layer, facing away from the micro-optical structure, and so that the second print image can be brought into alignment with the micro-optical structure after folding the substrate at a bending line so that the second print image, or at least a piece of information contained therein, becomes visible and/or recognizable when viewed from a direction of the micro-optical structure.
Absstract of: WO2023093943A1
The invention relates to a security feature for securing a document of value, said security feature comprising an organometallic luminescent substance which, when excited with radiation in the UV-A range, emits radiation in the visible wavelength range, in particular with green and/or red light, wherein the luminescent substance is based on a multinuclear, preferably binuclear, heteroleptic lanthanoid complex according to formula (I) Mx(NN ligand)a(OO ligand)b, (I) where x, a and b are natural numbers, where x ≥ 2, a ≥ 2 and b ≥ 6; M is a lanthanoid selected from the group consisting of Eu and Tb; the OO ligand is a ligand coordinating via oxygen atoms; and the NN ligand is a nitrogen ligand having a phenanthroline backbone.
Absstract of: AU2022393238A1
The present disclosure relates to a method of manufacturing a security sheet (45) comprising a plastic substrate (20). The plastic substrate comprises opposing first and second outer surfaces (21, 22), a first concealing region (25) extending between the first and second outer surfaces and a laser markable region (29) at least partially located between the first concealing region and the second outer surface. Laser radiation (36) is directed from the first outer surface, through the first concealing region and onto the laser markable region to form at least one data element (40) in the laser markable region such that the at least one data element is hidden from view by the first concealing region when the first outer surface is viewed by the naked eye in reflected light.
Absstract of: EP4438317A2
According to examples, a substrate with a fluid carrier deposited thereon may be moved relative to an external magnetic induction a radiation footprint to provide curing radiation. The ink may comprise magnetically-orientable flakes. The radiation footprint may have a leading edge with non-zero extent in the direction of substrate motion. The fluid carrier may be cured with the curing radiation as the fluid carrier is moving in the radiation footprint. For at least part of the leading edge, the external magnetic induction may have an orthogonal projection onto a plane, the plane normal to the substrate and containing a substrate velocity vector, the orthogonal projection may vary in direction by at least 0.01 radians and having a strength of at least 0.001 tesla.
Absstract of: US2024316973A1
Security features that may hold multiple levels or classes of security features in one element. The security features may include a Level 1 feature in combination with a Level 4 feature. The Level 1 feature may be identified using human sense. The Level feature may comprise digital security. Unique codes may be provided for security verification of articles.
Absstract of: US2024319654A1
An optical article printed on a substrate may include an organic binder; and a plurality of reflective magnetic platelets provided in the organic binder, wherein the plurality of reflective magnetic platelets are substantially aligned in accordance with at least part of a surface of revolution, and wherein the plurality of reflective magnetic platelets are aligned to cause a first reflective effect of the optical article when the substrate is rotated around a first axis and to cause a second reflective effect of the optical article when the substrate is rotated around a second axis, wherein the first reflective effect is different from the second reflective effect.
Absstract of: TW202417581A
The present invention relates to the field of processes for producing a security feature on a substrate by an intaglio printing process comprising a step (a) of inking an intaglio engraved printing plate with an oxidative drying intaglio ink, said intaglio engraved printing plate being at a printing plate temperature between about 45 DEG C and about 85 DEG C; a step (b) of wiping off any excess the oxidative drying intaglio ink using a paper of a tissue wiping system or using a polymeric wiping cylinder and cleaning said polymeric wiping cylinder with an alkaline aqueous wiping solution in combination with one or more mechanical means; a step (c) of transferring said oxidative drying intaglio ink in the form of the security feature on the substrate; and a step (d) of drying the oxidative drying intaglio ink in the presence of air so as to form the security feature.
Absstract of: AU2022389300A1
The present invention relates to the field of methods for producing eye-catching overt security features exhibiting one or more indicia as anti-counterfeit means on value documents or articles as well as decorative purposes. In particular, the present invention provides methods for producing security features that can be easily, directly and unambiguously authenticated by the human without any external device or tool, wherein said security features comprised a cured ink and one or more cured indicia, said ink comprising cured cationically curable compounds or cured hybrid curable compounds and silver nanoplatelets.
Absstract of: US2024312235A1
Systems, devices, methods, and instructions for travel document validation, including receiving data for one or more travel documents, generating a set of features for artificial intelligence model training, validating, and testing, upon receiving data for a plurality of travel documents, data from a first subset of travel documents is used to train an artificial intelligence model, a second subset of travel documents is used to validate the artificial intelligence model, and a third subset of travel documents is used to test the artificial intelligence model.
Absstract of: WO2024191492A1
Micro-optic devices including micro-optic devices which include an optical spacer (110) having a first side and a second side, an icon layer (120) comprising a plurality of image icons of a first color disposed on the first side of the optical spacer, and a focusing layer (105) comprising a plurality of refractive focusing elements (107) disposed on the second side of the optical spacer. The plurality of refractive focusing elements project a synthetically magnified image of the plurality of image icons, and image icons of the first color project a component of the synthetically magnified image that is of the first color. Additionally, the refractive focusing elements are doped with a machine readable taggant which emits a characteristic signal at a first frequency in the ultraviolet spectrum.
Absstract of: US2024309174A1
The present invention relates to radically curable compositions, comprising (A) silver nanoplatelets, (B) one reactive diluent comprising 1 to 4 (meth)acrylate groups; (C) one, or more urethane (meth)acrylates (C), which are obtainable by reaction of the following components:(a) at least one isocyanate having two isocyanate groups,(b) at least one polyalkylene oxide polyether having at least 2 hydroxyl groups,(c) at least one hydroxy-functional (meth)acrylate having one hydroxyl group and one (meth)acrylate group,(d) at least one compound having at least one isocyanate reactive group and at least one acid function,(e) if component (d) is present, optionally at least one basic compound which is present for neutralization or partial neutralization of the acid groups of component (d),(f) optionally at least one monoalcohol having one hydroxy function, and(g) optionally at least one compound having at least one primary and/or secondary amino group;(D) one, or more photonitiators; printing inks containing the compositions and their use for the production security products. Coatings obtained after curing of the compositions, show one color, when observed in transmission and another color, when observed in reflection on both sides of the cured coating. The metal-like reflection of the coatings may be further enhanced by the presence of surfactants.
Absstract of: CN118176115A
Disclosed is an article comprising a substrate, an image printed on the substrate; wherein the image comprises two or more types of pixels; wherein the two or more types of pixels are selected from the group consisting of RGB pixels, RGBW pixels, and mixed pixels; and wherein at least one type of pixel of the two or more types of pixels comprises an optically variable pigment. Methods of making and using the articles are also disclosed.
Absstract of: WO2023083827A1
A data carrier (1) comprises at least one carrier body (2), at least one printing layer (3), at least one marking layer (4), and at least one security element (5). The carrier body (2) can comprise a top surface (6) and the printing layer (3) can be arranged on the top surface (6). The printing layer (3) and the marking layer (4) are arranged at least partially above one another with respect to an extension direction (E). The marking layer (4) is configured to interact with impinging electromagnetic radiation (R) such, that a marking element (8) is generated in the marking layer (4) upon the irradiation of electromagnetic radiation (R). The security element (5) comprises at least part of the printing layer (3) and at least part of the marking layer (4). The printing layer (3) comprises at least one reactive element (9) that is configured to interact with impinging electromagnetic radiation (R) such, that a reacted element (10) is generated in the printing layer (3) upon the irradiation of electromagnetic radiation (R). The marking element (8) can be an opaque element. The security element (5) furthermore comprises the reacted element (10) and the marking element (8).
Absstract of: WO2023148511A1
The present invention relates to a method of protecting a metal surface from damage or removal during an alkaline de-metallization process, comprising printing a water- based resist composition onto a metal-coated filmic substrate, thereby protecting the 5 metal surface from damage or removal during the de-metallization process, wherein the water-based resist composition comprises a cationic acid-soluble resin or cationic acid-stabilized resin and water.
Absstract of: WO2024186997A1
Disclosed here are a method of marking a dark-colored surface with a dark-colored LiDAR-reflective material and a marking composition comprising the dark-colored LiDAR-reflective material and a marking carrier. Particularly, the dark-colored LiDAR-reflective material comprises has a reflectivity in the visible spectrum of electromagnetic radiation that is ≤ 10% and a reflectivity in the near-IR and LiDAR spectrum of electromagnetic radiation that is ≥ 10%.
Absstract of: US2024301215A1
Disclosed here are a method of marking a dark-colored surface with a dark-colored LiDAR-reflective material and a marking composition comprising the dark-colored LiDAR-reflective material and a marking carrier. Particularly, the dark-colored LiDAR-reflective material comprises has a reflectivity in the visible spectrum of electromagnetic radiation that is ≤10% and a reflectivity in the near-IR and LiDAR spectrum of electromagnetic radiation that is ≥10%.
Absstract of: EP4428207A2
Composition d'encre pour l'impression par jet continu dévié, liquide à la température ambiante, comprenant :a) un solvant comprenant, de préférence constitué par, un ou plusieurs composé(s) solvant(s) organiques, et éventuellement de l'eau;b) un liant, comprenant au moins une résine liante ;c) au moins un plastifiant de ladite résine liante ;d) au moins un colorant qui appartient à la famille des colorants anthraquinones ;e) éventuellement, au moins un ou plusieurs autres colorant(s) et/ou pigment(s) qui n'appartiennent pas à la famille des colorants anthraquinones.Procédé de marquage d'un substrat, support ou objet utilisant ladite composition d'encre.Substrat, support, ou objet pourvu d'un marquage obtenu par séchage, et/ou absorption de ladite composition d'encre.Utilisations de la combinaison d'un liant comprenant au moins une résine liante, d'au moins un plastifiant de ladite résine liante et d'au moins un colorant appartenant à la famille des colorants anthraquinones, dans une composition d'encre pour l'impression par jet continu dévié, liquide à la température ambiante.
Absstract of: US2024208258A1
An optical security feature has pixels with faceted microstructures supporting nano-patterned optical filters. Each of the pixels includes a substrate and a nanostructure. The substrate is configured to emit light of at least a first wavelength and a second wavelength different than the first wavelength. The microstructure includes a first facet, a second facet non-parallel to the first facet, a first nano-patterned optical filter disposed on the first facet, and a second nano-patterned optical filter disposed on the second facet. The first nano-patterned optical filter includes a first stopband that includes the first wavelength and excludes the second wavelength. The second nano-patterned optical filter includes a second stopband that includes the second wavelength and excludes the first wavelength. For each pixel, the first nano-patterned optical filter inhibits emission of light at the first wavelength from the pixel via the first facet.
Nº publicación: WO2024181214A1 06/09/2024
Applicant:
ZEON CORP [JP]
\u65E5\u672C\u30BC\u30AA\u30F3\u682A\u5F0F\u4F1A\u793E
Absstract of: WO2024181214A1
Provided is an optical display medium with a display surface, the optical display medium comprising: a reflective polarizer layer which is provided in a reflection area RL that is a portion or the entirety of the display surface; a first birefringence layer which is provided in a more visible side than the reflective polarizer layer and in an area RA that occupies a portion of the reflection area RL; and a second birefringence layer which is provided in a more visible side than the reflective polarizer layer and in an area RB that occupies a portion or the entirety of an area other than the area RA of the reflection area RL, wherein the reflective polarizer layer has a function of reflecting non-polarization from a direction of a polar angle of 55° as elliptic polarization or linear polarization, the first birefringence layer has an in-plane phase difference Re(A)0 satisfying Re(A)0≦30 nm, the first birefringence layer has an oblique phase difference Re(A)55 satisfying 60 nm≦Re(A)55≦700 nm, the second birefringence layer has an in-plane phase difference Re(B)0 satisfying Re(B)0≦30 nm, the second birefringence layer has an oblique phase difference Re(B)55 satisfying 60 nm≦Re(B)55≦700 nm, and the oblique phase difference Re(A)55 and the oblique phase difference Re(B)55 satisfy Re(B)55-Re(A)55>0 nm.
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