97results about How to "Improve transfer quality" patented technology

A lettering tape is formed having an integrated layered configuration in which a base layer, an ink layer, and an adhesive layer exhibiting adhesive properties when heated are sequentially stacked. When the lettering tape is selectively heated by a thermal head to form an image thereon, the heated portion of the ink layer onto which an image has been formed is adhered to the heated portion of the adhesive layer and simultaneously, the heated portion of the adhesive layer exhibits self-adhesive properties, thereby enabling transfer to the target transfer body.

A method for increasing transfer quality between a content requestor and a content source on a content distribution system. The method involves determining transfer quality between the requestor and various content sources. The determination is made from the requestor's perspective. After determining transfer qualities for the various content sources, the requester provides the transfer qualities to a selector on the content distribution system. The selector uses the determined transfer qualities select a content source to supply the requestor.

A method and the equipment carrying out the water transfer printing on the surface of the large workpiece are provided. The water transfer printing method comprises the steps that (1) the workpiece is fixed on a frame and the water is poured into a water pool; (2) the water transfer printing membrane is smoothly paved on the water surface and the bubble below the printing membrane is removed; (3) an oil ink activator is sprayed on the surface of the water transfer printing membrane; (4) the frame is downwards rotated, ensuring the workpiece to be dipped below the water surface; (5) after the water transfer printing membrane is completely coated on the surface of the workpiece, the frame is upwards rotated, ensuring the workpiece to be exposed out of the water in a vertical condition, and the workpiece is removed from the frame and is flatly arranged on a cleaning table; (6) the oil sewage on the surface of the workpiece is cleaned. The invention also comprises the large workpiece water transfer printing equipment and the cleaning pool. The invention is especially suitable for the graph-text water transfer printed on the surface of the large workpiece, the graph-text by transfer printed without distortion or deformation has no rupture crack and oblique crack, and has good quality and high efficiency.

A transfer sheet for an ink jet printer comprises a support, and a transfer layer which is capable of separating from the support and contains a hot-melt adhesive particle, and the hot-melt adhesive particle comprises a first porous hot-melt adhesive fine particle having an oil absorption of not less than 50 ml/100 g. The transfer layer may further comprise a second hot-melt adhesive fine particle having an oil absorption of less than 50 ml/100 g, a film-forming resin component, and a dye fixing agent. The hot-melt adhesive fine particle may comprise a nylon fine particle, and the average particle size thereof may be 1 to 100 mm.

The invention discloses a bionic grabbing device for Micro-LED mass transfer and a using and manufacturing method of the bionic grabbing device. The device comprises a graphene-based shape memory polymer microstructure film and a Micro-LED transfer device, the graphene-based shape memory polymer microstructure film comprises a polyurethane film substrate and a plurality of graphene-based shape memory polymer micro-columns, the plurality of graphene-based shape memory polymer micro-columns are distributed in an array on the polyurethane film substrate; the Micro-LED transfer device comprises alight source fixing substrate, a laser emission unit and a fixing plate. When the laser emission unit emits a laser beam, the corresponding graphene-based shape memory polymer micro-column is converted from a glassy state to a viscoelastic state. The problems of high operation cost, high difficulty, low yield and the like of existing Micro-LED mass transfer are solved, and the requirements of lowcost, easiness in operation, high yield, high efficiency and the like are further met while the accuracy is ensured.

The invention discloses a directional liquid transfer method and device. In the transfer method, a pressure perception film wrapping a transfer roll can obtain surface evenness information of display panel regions in a directional liquid substrate to be transferred and adjust printing dot patterns in a piezoelectric variable layer wrapping the surface of the printing roll and corresponding to the display panel regions according to the obtained surface evenness information to enable printing dot patterns of the piezoelectric variable layer to be deformed into the shape matched with the display panel regions in the directional liquid substrate to be transferred, so that unit area pressure borne by the display panel regions in the directional liquid substrate to be transferred is uniform when the printing roll conducts directional liquid transferring on the display panel regions in the directional liquid substrate to be transferred, and transfer quality is improved accordingly.

The invention relates to a stable doping method for graphene. The stable doping method for the graphene comprises the step of wrapping the doping agent between two pieces of graphene and/or wrapping a doping agent between a substrate and the graphene, wherein no clinical substrate is used in the step of wrapping the doping agent between the substrate and the graphene. The stable doping method for the graphene has the advantages that a stable doping effect is realized, a doping agent molecule is overlaid between a graphene layer and a substrate layer, the direct contact between the air and the doping agent molecule is avoided, and the original doping state of the doping agent molecule on the surface of the graphene is maintained for a long time, so that the long-term stable doping effect can be guaranteed.

The invention discloses a water transfer printing production line. The water transfer printing production line comprises a hanging system, a feeding area, a water transfer printing area, a cleaning area, a drying area and a discharging area, wherein the hanging system is used for conveying workpieces, and the feeding area, the water transfer printing area, the cleaning area, the drying area and the discharging area are sequentially arranged below the hanging system. The hanging system comprises a guide rail which is used for conveying the workpieces automatically, hanging rods which are arranged on the guide rail and move along the guide rail, and clamps which are arranged at the lower ends of the hanging rods and used for clamping the workpieces. The trajectory of the guide rail constitutes a closed curve. According to the water transfer printing production line, the guide rail, the hanging rods and the clamps are used so that the workpieces can be conveyed automatically, the labor intensity of operators is relieved, and production efficiency is improved.

The invention discloses a gradient gel and a preparation method thereof. The preparation method is characterized by comprising the following steps: respectively blending water, acrylamide separation gel stock solution, separation gel buffer solution, SDS (sodium dodecyl sulfate) and ammonium persulfate into two or more separation gels with concentration of 8-15% according to a certain proportion, quickly pouring the blended two or more separation gels in different concentrations into a glass plate crack in vertical slab electrophoresis from high to low concentration in order, adding water, adding spacer gel after the separation gel is solidified, and waiting the solidification of the spacer gel. According to the method, the electrophoresis speed is increased, the penetrability of protein molecules is enhanced, and the protein transfer rate and the protein transfer quality are improved.

A liquid pressure transfer printing apparatus in which a work to be applied with transfer printing is urged onto a film for applying liquid pressure transfer printing supplied to the surface of a liquid in a tank for liquid pressure transfer printing to submerge the film into the liquid comprises a pair of gates each having a suction mechanism for sucking residues not transferred to the submerged work but remained on the surface of the liquid in the tank from the inlet side and the exit side of the tank while the work W is submerged in the liquid, thereby capable of preventing the residues of the film remained on the surface of the liquid in the tank not transferred to the surface of the work from depositing to the surface of the work and forming seeds.

The invention discloses a thermal dye sublimation transfer film which comprises a base film, wherein the surface of the base film is coated by a printed layer; the printed layer comprises 5-30 parts of dispersed dye slurry, 2-20 parts of resin, 2-15 parts of hydroxymethyl cellulose, 1-10 parts of a bactericide, 2-15 parts of xylene, 1-10 parts of paraffin, 2-15 parts of a surfactant, 1-10 parts of aluminum oxide, 1-15 parts of a thickening agent, 1-10 parts of a neutralizer, 1-15 parts of polyacrylamide, 1-10 parts of a polysaccharide derivative, 1-15 parts of polyvinyl alcohol, 1-10 parts of an ink medium adsorbent, 1-12 parts of starch, 2-10 parts of a preservative, 1-10 parts of a defoaming agent, 1-15 parts of cellulose, 1-15 parts of kaolin, 1-15 parts of calcium carbonate, 4-10 parts of nano titanium dioxide powder, 1-15 parts of superfine tin antimony oxide powder, 2-10 parts of sodium alginate, 1-20 parts of deionized water, 4-8 parts of bis-imidazoline quaternary ammonium corrosion inhibitor and 1-20 parts of thiophene aqueous dispersion. The thermal dye sublimation transfer film is simple in preparation process, and the prepared ink is good in corrosion resistance, wearing resistance, oxidation resistance, water resistance and adhesion property.

The invention relates to a method for transferring graphene on a copper foil substrate. The method comprises the following steps of: firstly, airing the graphene on the copper foil substrate; suspending and coating a prepared PMMA solution on the graphene/copper foil to form a PMMA/graphene/copper foil composite layer; and etching by using an ammonium persulfate solution. In order to improve the transfer quality of graphene, acetone and isopropanol are used for treating a silicon wafer in advance, then the PMMA/graphene composite layer is placed on the silicon wafer, then the silicon wafer substrate is heated, then the composite layer is soaked in an acetone solution to remove the PMMA solution, and finally the silicon substrate graphene is successfully obtained. According to the method, the defects of wrinkles, cracks and the like of the transferred graphene are reduced, the metal particles on the target substrate are removed to the greatest extent, the hydrophilicity is enhanced, andthe transfer quality of the graphene is improved.

The invention discloses an offset print water-borne UV (ultraviolet) photo-sensitive resist jetting plate-making method which comprises the following steps: firstly jetting a water-borne UV photo-sensitive resist on a hydrophilic metal base by using an ink-jet printing device, and forming an oiliness information recording region on the surface of the metal base; and in addition, curing a information recording region on the surface of the metal base by using an ultraviolet lamp, and then printing on the machine. The offset print water-borne UV photo-sensitive resist jetting plate-making method is simple in process, rapid in printing plate drying speed, less in energy consumption, good in printing plate quality, good in printing-resistance rate, and free from environment pollution.

The invention discloses an antistatic coating for heat sublimation transfer printing, the antistatic coating comprises the following components by weight: 15-25 parts of carboxymethylcellulose, 4-10 parts of nano titanium dioxide powder, 8-15 parts of ultrafine antimony tin oxide powder, 10-18 parts of starch, 15-25 parts of polyacrylamide, 10-20 parts of sodium alginate, 4-10 parts of bentonite powder, 5-10 parts of diatomite powder, 4-8 parts of phenolic resin, 4-8 parts of quaternary ammonium bis-imidazoline corrosion inhibitor and 10-20 parts of thiophene water dispersion, the antistatic coating has the advantage of simple preparation process, the prepared antistatic coating has excellent antistatic capacity, also has good abrasion resistance, oxidation resistance, water resistance and adhesion ability.