2532results about "Duplicating/marking methods" patented technology

The invention relates to the technical field of decorative materials, in particular to a decorative material with a 3D texture structure and a preparation method and application of the decorative material. The method comprises the following steps: carrying out digital printing on a pretreated substrate to obtain a 2D pattern layer on the surface of the substrate; coating the surface of the 2D pattern layer with a photocuring coating, carrying out preliminary curing, and then carrying out ink-jet printing of a texture developing solution on the surface subjected to preliminary curing to carry out secondary curing, so as to obtain a cured coating; the cured coating comprises a hardened part and an unhardened part; and after an unhardened part in the cured coating is removed through polishing and wire drawing, a surface coating is coated, and the decorative material with the 3D texture structure is obtained. The textures with different widths and depths can be obtained in a manner of combining primary curing of the coating with ultraviolet absorption of the developing solution, and then a microcosmic coarse and visual smooth form is obtained through polishing and wire drawing treatment, so that the obtained 3D texture structure is closer to natural textures.

To provide an inkjet printing method exhibiting excellent texture and reduced stickiness.SOLUTION: This inkjet printing method comprises the steps for discharging onto a fabric an ink composition containing an anionic resin and a silicone-acrylic resin having a film elongation of 600% to 1600% to form a wet image, and irradiating the formed wet image with infrared rays to form a dried image.SELECTED DRAWING: Figure 2

The invention belongs to the technical field of packaging jet printing, and discloses an external packaging carton two-dimensional code jet printing quality online monitoring and error correction process, which comprises the following steps: building a vision, laser, spectrum and pressure four-source sensing positioning system in a preprocessing stage, comprehensively collecting carton material and form related data, and forming a pre-calibration closed loop in cooperation with microsample jet printing verification; in the jet printing process, a high-speed imaging system of self-adaptive light supplement works synchronously, after an image is preprocessed through a combinatorial algorithm, various defects such as blooming and scratches are accurately recognized through a ResNet34-Transform-GAN fusion model, and then an LSTM neural network is used for predicting the development trend of the defects and conducting early warning; a three-level parameter configuration system of cloud decision, edge execution and twin simulation is utilized, an edge calculation unit uploads data such as materials, sizes and flatness collected in real time to the cloud, historical optimal parameters of the corresponding materials are called, and then dynamic adjustment is conducted in combination with the conveying speed.

The invention discloses a processing method and device for an edge area in film layer structure ink-jet printing, and the processing method comprises the steps: determining the edge area of a to-be-printed pattern on a substrate bitmap; the pattern to be printed comprises an edge area and a non-edge area; the edge area is divided into a plurality of edge subareas so that an ink-jet printer can conveniently conduct film layer structure printing on the edge subareas of the to-be-printed pattern; wherein in the direction from the edge area to the non-edge area, the sizes of the multiple edge subareas are sequentially decreased progressively; one size of the edge subarea corresponds to one ink drop extraction rate, the size of the edge subarea is the width of the edge subarea, and the ink drop extraction rate of the edge subarea is the proportion of ink drop points which are prohibited from printing to the total ink drop points in the edge subarea. The edge area of the film layer structure can be flat, and the film thickness is uniform.

A method for providing one or more sides or edges of a ceramic unit with decor may include the step of providing the ceramic unit. The ceramic unit may be made of a ceramic material and may include decor disposed on a main surface of the ceramic unit. The method may also include the step of acquiring an image of at least a portion of the decor disposed on the main surface of the ceramic unit. The method may also include the step of deriving decor for a side of the ceramic unit from the image. The method may also include the step of providing the decor on the side of the ceramic unit.

The ink-jet printing device comprises a printing trolley, a supporting cross beam, a supporting clamp of a rotating mechanism, an automatic angle adjusting device of the rotating mechanism and a control system, in the printing process, a spray head is located above a to-be-printed area, and when the to-be-printed object rotates by one circle, the spray head is located above the to-be-printed area; the nozzle steps by a fixed distance along the bus direction of the to-be-printed object, the fixed distance is N times of the distance between two pixel points in the resolution of the to-be-printed image, N is a positive integer, the nozzle continuously jets ink droplets to form an image-text in the stepping process, and the to-be-printed object rotates at a constant speed around the rotation center axis of the to-be-printed object while ink is jetted. According to the dynamic micro-deviation printing mode, the printing efficiency is improved while the inkjet effect is guaranteed, and the dynamic micro-deviation printing mode can be used for printing various curved-surface objects.

The present invention provides a pretreatment solution that can improve the wash fastness of images formed on fabrics. [Solution] The pretreatment liquid of the present disclosure is a pretreatment liquid applied to a fabric in a region including the ink discharge region before discharging the ink containing a pigment, and is characterized in that it contains a resin, and the storage modulus (G') of the dried upper layer component after centrifugation is 95 kPa or less at 25°C and 47 kPa or less at 160°C.

The invention belongs to the technical field of UV ink formula design and digital printing application, and particularly relates to scratch-resistant UV ink, a preparation method thereof and application of the scratch-resistant UV ink to digital printing. The scratch-resistant UV ink comprises the following raw materials in parts by weight: 15-25 parts of epoxy acrylate; 10 to 20 parts of polyurethane acrylate; 15 to 25 parts of a bifunctional monomer; 5-10 parts of a monomer with three functional groups and more than three functional groups; 3 to 5 parts of an alpha-hydroxy ketone photoinitiator; 2 to 4 parts of an acyl phosphorus oxide photoinitiator; 2 to 5 parts of organically modified nano silicon dioxide; 0.1 part to 0.5 part of a flatting agent; 0.5 to 1.5 parts of a dispersing agent; 10 to 15 parts of pigment; the bifunctional monomer is tripropylene glycol diacrylate; the monomer with three functional groups and more than three functional groups is trimethylolpropane triacrylate. The ink has pencil hardness greater than or equal to 3H and excellent flexibility, the adhesive force on substrates such as PC, PET, metal and the like reaches 0 level, the printing process is simplified, and the ink is suitable for digital printing in various scenes.

The utility model relates to the technical field of digital printing, and discloses a digital printing product which comprises a printing stock, a first gloss oil layer, a first shimmering powder layer and a first color ink layer which are sequentially stacked from top to bottom, and the printing stock is made of a transparent material. According to the digital printing product, printing is conducted on the back face of the transparent printing stock, the pattern can be protected, it is guaranteed that the product has a good visual effect all the time, the effect of front viewing through back face printing and the effect of front viewing and back face viewing through back face printing can be achieved, the perception effect of the pattern cannot be affected, and the product quality is improved. And a better perception effect can be obtained.

A three-dimensional high-precision fixed-point printing method, including: printing, by a printer, a designated calibration pattern to a printing platform; obtaining, by photographing with a 3D camera, a two-dimensional picture and a 3D point cloud; and obtaining a conversion matrix between a printer coordinate system and a camera coordinate system at least based on the two-dimensional picture and the 3D point cloud, where the conversion matrix is regarded as external parameters of the 3D camera.

A non-Newtonian water-based composition for producing ceramic glazes for high-resolution digital application is described, which allows for texturing and decorating a ceramic substrate in a single deposition step. The invention is particularly useful in the field of production of tiles with an appearance similar to natural materials such as unpolished stone or wood.

The invention relates to a personalized cap body digital jet printing method based on a three-dimensional curved surface model in the technical field of intelligent manufacturing, and the method comprises the steps: obtaining cap body three-dimensional scanning data, and processing the data through a curved surface reconstruction algorithm to obtain a complete three-dimensional curved surface model; wherein the model comprises geometric features of all curvature change areas for subsequent analysis; calculating a local curvature value of each area according to the three-dimensional curved surface model, determining a curvature change distribution diagram by adopting a Gaussian curvature calculation method, and marking a boundary line of a high-curvature area and a low-curvature area in the distribution diagram to guide pattern adjustment; and nozzle movement track data is extracted from the diffusion control parameter set, a three-dimensional printing path is generated through a path planning algorithm, and the path ensures that movement of a nozzle on a curved surface is synchronous with curvature change so as to avoid position deviation.

Provided is a three-dimensional pattern card and a method of manufacturing the same. The method includes: (a) preparing a master mold in which a pattern of a three-dimensional shape is engraved on one surface; (b) fabricating a three-dimensional pattern module by forming a three-dimensional pattern on a surface of a transparent sheet made of a synthetic resin material using the master mold; (c) fabricating a rear card body module by sequentially laminating and bonding a first core sheet, an antenna inlay sheet, a second core sheet, and a rear protective sheet; (d) applying a UV adhesive to a surface of the first core sheet of the rear card body module; and (e) laminating the three-dimensional pattern module on the UV adhesive applied surface of the rear card body module and irradiating UV to cure the adhesive so as to bond the rear card body module and the three-dimensional pattern module.

The present invention provides an edible inkjet ink printing method and the like that each make it possible to suppress deterioration in initial ejection performance and in intermittent resumability, even in a case where the added amount of alcohol solvent in edible inkjet ink is increased to improve drying properties. An inkjet ink printing method according to the present embodiment is an inkjet ink printing method including printing a print image with inkjet ink by using a device configured to eject the inkjet ink, the inkjet ink containing alcohol within a range of 30% or more and 60% or less, wherein the device configured to eject the inkjet ink includes an ink ejection head configured to eject the inkjet ink and a drive waveform generator configured to generate a drive waveform to be applied to a pressure-generating element of the ink ejection head, and the drive waveform is a waveform that decreases from a reference potential VO to a potential V2 and then increases to a potential V3 higher than the reference potential V0, and returns to the reference potential VO again during ejection of the inkjet ink.

To provide an inkjet ink that enables formation of an image having excellent color developability and excellent storage stability.SOLUTION: An inkjet ink comprises a pigment, a dispersant, and water, wherein the dispersant is a copolymer of a monomer mixture comprising ω-carboxy-polycaprolactone monoacrylate, polyalkylene glycol (meth)acrylate, and a vinyl monomer comprising at least one selected from the group consisting of an aromatic group and a β-dicarbonyl group.SELECTED DRAWING: None

An ultraviolet ink composition includes from 25 wt % to 50 wt % of a pigment dispersion, from greater than 0 wt % to 10 wt % of a photoinitiator package; from 10 wt % to 42 wt % of a reactive diluent; from 10 wt % to 20 wt % of a multifunctional monomer; and from 0 wt % to 25 wt % of a difunctional monomer. An ink primer includes from 2 wt % to 10 wt % of an adhesion promoter configured to bond to glass and from 90 wt % to 98 wt % of a solvent configured to promote bonding of the adhesion promoter to the glass. Another ink primer includes from 2 wt % to 10 wt % of an adhesion promoter configured to bond to glass, from greater than 0 wt % to 10 wt % of a photoinitiator package; and from 30 wt % to 45 wt % of a monofunctional monomer.

The problem to be solved by the present invention is to provide an aqueous pigment dispersion that can maintain superior dispersibility and long-term storage stability, and that can be used for producing printed matter superior in color development in printing on plain paper. The present invention relates to an aqueous pigment dispersion that contains a pigment including C.I. pigment red 150, a water soluble organic solvent, and a radical polymer having an aromatic ring structure or a heterocyclic structure and having an acid value of 50 to 120 mgKOH / g, acid groups in the radical polymer being partially or entirely neutralized with a basic compound, the radical polymer being contained at a mass ratio to the pigment in the range of 0.001 to 0.1.

An intermediate article has a non-electrically conductive substrate having first and second opposing surfaces; and a catalytic ink disposed as a pattern of half-tone dots on at least the first opposing surface. Copper metal can be plated on the pattern of catalytic ink to provide a copper metal pattern that have antimicrobial properties. The resulting antimicrobial article can then be applied to various surfaces to mitigate the spread of infectious agents from one person to another.

The invention relates to the technical field of textile double-sided printing, in particular to a high-permeability and double-sided positioning printing method for all-cotton towel products, which comprises the following steps: pre-treating all-cotton towel gray cloth, including desizing, scouring and bleaching procedures; padding the treated gray cloth in slurry containing urea, sodium bicarbonate, anhydrous sodium sulphate and a penetrant, and then drying and sizing; printing on the front surface of the towel by adopting a digital printing machine, and spraying a penetrating agent with the surface tension of 25-35mN / m to a printing area through an independent jet printing channel, so as to promote the dye to fully permeate to the back surface of the fabric and form a clear pattern outline; according to the invention, an image acquisition system composed of an industrial camera, an annular LED coaxial light source and a polarization filter captures fabric back pattern contour features in real time, and generates a translation, rotation and zooming transformation matrix based on an image registration algorithm; in combination with closed-loop feedback control of the digital printing machine, the positioning precision is improved by more than 75% compared with a traditional method.

A method and system for producing a relief on a substrate (1), the method having the application on the substrate (1) of a coating and a relief product that come into contact with each other and the sublimation of the relief product (3).

According to some embodiments, a gaming system includes a first shaped game piece capable of receiving a reversible pigment and a second shaped game piece capable of receiving a reversible pigment. The first shaped game piece and the second shaped game piece comprise a same shape and the reversible pigment comprises a thermochromatic pigment.

The invention belongs to the technical field of digital printing heat transfer printing materials, and particularly relates to a static-free loose-powder DTF transfer printing film and a preparation method thereof. The invention aims to solve the problem of contradiction among antistatic function, ink adsorption and peel strength of the current DTF transfer film. According to the invention, the ionic liquid antistatic agent coated by the polymer microcapsule is dispersed in the water-based resin adhesive to form the lower antistatic network structure layer; meanwhile, the crystallization behavior of the crystalline polyester hot melt adhesive resin taking bio-based 2, 5-furandicarboxylic acid as a rigid component is regulated and controlled through surface modified boron nitride nanosheets, a phase separation curing process is utilized, so that an antistatic network stably exists at the lower part of the coating, and hot melt adhesive resin microcrystals are selectively enriched on the outermost surface of the coating; and a thermally induced phase change bonding layer is formed, so that no static electricity disturbs powder in the printing and powder scattering processes.

A recording method for discharging, onto the surface of a substrate, an inkjet ink composition containing an organic solvent by using an inkjet head provided with constituent members bonded by a cured product of an adhesive, the organic solvent containing the following organic solvent (a). Organic solvent (a): at least one substance selected from the group consisting of alkylamide-based solvents (a1), cyclic amide-based solvents (a2), and lactone-based solvents (a3).

The invention discloses a pole piece dressing ink-jet printing device and method, the ink-jet printing device comprises a base, a platform assembly, a visual assembly, a printing assembly, a curing assembly and a control assembly, the platform assembly is fixedly installed on the base, and the visual assembly, the printing assembly and the curing assembly are slidably installed on the base; the visual component shoots the pole piece placed on the platform component and generates a picture; the printing assembly prints a dressing on the surface of the pole piece; the curing assembly is used for curing the dressing printed on the pole piece through an ultraviolet lamp; and the control assembly obtains the pictures shot by the visual assembly and the printing times, and controls the printing assembly to print the dressing on the surface of the pole piece. According to the ink-jet printing device, non-contact coating is adopted, plate making is not needed, patterns can be flexibly edited through software, the edge effect can be remarkably reduced, and the ink-jet printing device has the advantages of being high in material utilization rate, high in coating precision, high in thickness consistency and the like and meets the technological requirements of high-precision batteries.

Ceramic inkjet inks for non-porous substrates (such as glass, metals) whereby the viscosity of the inks at the jetting temperature of 33-50°C is 8-20 mPa.s and increase substantially to more than a factor of 5 (greater than 100 mPa.s) after landing on the substrate. The invention also relates to processing / formulating steps and tuning of the bulk and dynamic properties suitable for (i) inkjet printing in the printhead channel and (ii) desirable high viscosity after landing on the glass substrate. The ink comprises: Glass Frit composition which is in the form of particles having a volume particle size distribution Dv90 of less than 1.5 µm, carriers (30-50wt %) and additives (0-10%). The ceramic ink mitigate ink splattering, spreading during and after landing, eliminate / reduce image defects because of dust contaminations from the environment on wet inks after printing

Provided are an ink for ink jet recording, including a pigment, a water-soluble polymer for dispersing the pigment, an alkali metal salt, and a water-soluble organic solvent, in which a ratio of a content of the water-soluble polymer to a total mass of the alkali metal salt is 15 or less, and a content of the water-soluble organic solvent with respect to a total mass of the ink for ink jet recording is 18% by mass or less; a method for producing an ink for ink jet recording; and an image recording method.

Provided is a cleaning solution capable of removing even white ink after fixation and capable of improving ejection failure of an inkjet printer. A cleaning solution comprising a first surfactant, a second surfactant, and an alkaline compound, the first surfactant being an amphoteric surfactant, the second surfactant being an anionic surfactant that is a sulfonate and / or a nonionic surfactant having a branched structure and an HLB of 7 to 14.

The present invention provides an inkjet printing method for forming a printed image on a printing medium, the printed image including a rich image forming section and a light image forming section, the printing duty ratio of an ink containing a colorant being greater than the printing duty ratio of the ink containing the colorant being greater than the printing duty ratio of the ink containing the colorant being greater than the printing duty ratio of the light image forming section. The inkjet printing method includes: a step 1 of applying a pretreatment liquid to an outer edge portion of a portion where a dense image forming portion is formed to obtain a printing medium having a pretreatment liquid applying portion; and a step 2 of applying an ink containing a colorant to a region on the surface of the printing medium obtained in the step 1, said region becoming a dense image forming section, said surface having the pretreatment liquid applying section.

Provided are an ink jet recording apparatus including an ink jet head having a nozzle for jetting, onto a base material, an ink that contains water and particles which contain a polymer P having an acid group and a polymerizable compound A, a scanning unit which is configured to cause the ink jet head to perform scanning in a scanning direction, a transport unit which is configured to transport the base material in a transport direction intersecting the scanning direction, a heating unit which is configured to heat a surface of the base material opposite to a surface on which the ink is to be landed, and a light source which is configured to, after the ink jetted from the nozzle is landed on the base material, irradiate the surface of the base material on which the ink is landed with an active energy ray, in which a distance along the transport direction between an end part of the nozzle on a downstream side in the transport direction and an end part of the light source on an upstream side in the transport direction is 10 mm to 200 mm; and applications thereof.