156results about How to "Improve transfer effect" patented technology

The invention discloses the production method of a metal high temperature transfer printing base paper, including to use 50-70% blanching needle wood-pulp and 30-50% blanching broad-leaf wood-pulp to be the raw material, which is pulped by a pulper, then is added by beating with chemical auxiliary materials: 1-4% a wet strength agent, 1-3% a high temperature resistance agent, 1- 4% starch, 2-4% aluminum sulfate, 1.0-2.5% a rosin milk, 0.1-1.5% a remover, and 0.03 -0.1% a retention agent to make into a slurry; after making, the slurry is rewound to be the base paper when passing through a rewinder. The transfer printing base paper produced by the method has the advantages of extremely good high temperature resistance, being able to satisfy the request of the metal high temperature transfer printing, fine superficial smoothness, and full patterns, bright color and good transfer printing effect after printed. The intensity of the paper is very high, which can satisfy the need of the transfer printing, and the paper is crispness, is not coking and has good stripping paper effect after transfer printed on metal; the waste paper can be recycled to be used as secondary fiber, which saves resources and protects environment.

The invention discloses an ultraviolet light curing transfer printing glue composition for a transfer printing film. The ultraviolet light curing transfer printing glue composition comprises the following components in parts by weight: 20-40 parts of modified acrylate, 20-40 parts of epoxy resin, 10-30 parts of reactive diluent, 3-8 parts of photoinitiator, 5-15 parts of adhesion promoter, 2-5 parts of silane coupling agent and 0-1 part of auxiliary, and the modified acrylate is prepared by modifying pentapolymer prepared from methyl methacrylate (MMA), n-butyl acrylate ((i)n(/i)-BA), hydroxypropyl methacrylate (HMPA), acrylic acid (AA) and 2-ethylhexyl acrylate (EHA) through free radical copolymerization by using polyurethane containing isocyanato. The prepared ultraviolet light curing transfer printing glue has good adhesion to a glass base material, and is good in water resistance, high in tensile strength and excellent in transfer printing effect.

The present invention relates to a hot water heat transfer pipe that exchanges heat between its interior and exterior. A plurality of projections, each having a height in the range of 0.8-2.0 mm or 0.1-0.25 times the inner diameter, is provided in at least one part of an inner surface of a portion of the heat transfer pipe positioned in a section where the Reynolds number of the fluid flowing in the interior is less than 7,000 to improve the heat transfer performance in the low Reynolds number zone, and minimize pressure loss inside the pipe.

The invention provides a horizontal well dual caliper which is used for fundamentally solving the problem that the existing logging instrument can not move up and down for repeated measurement due to structural limit during the operating process. The horizontal well dual caliper comprises a cylindrical matrix as well as an upper joint and a lower joint, and the horizontal well dual caliper further comprises a drive motor, a drive assembly, a hydraulic balance assembly, a sensor assembly, a measurement assembly and a vacuum damping assembly which are sequentially assembled in the cylindrical base. In the invention, after the horizontal well dual caliper is lowered into a well, a sidewall contact device pushes away measuring arms of the caliper, then four measuring arms of the caliper are freely shrunk and expand with change of borehole diameter, and four logging support arms independently drive a potentiometer to move, thus achieving good transfer effect and accurately reflecting change of well wall diameter; and the caliper can be lowered to measure dual-borehole diameter and average borehole diameter, can be singly used and can be also connected with other instruments in series. The horizontal well dual caliper can operate steadily so as to ensure measurement stability and reliability.

The invention belongs to the field of transfer printed paper and particularly relates to composite membrane quick-drying type dye-sublimation transfer printing digital paper which comprises base material paper, a hydrophobic layer coated on the surface of the base material paper and an ink absorption layer coated on the surface of the hydrophobic layer, wherein a surface layer is coated on the upper surface of the ink absorption layer. The ink absorption layer is made of positive ion polyacrylamide cellulose interpenetrating polymer network resin. The surface layer is one or a combination of two of polyvinyl alcohol-vinyl acetate copolymer or polyvinyl butyral or polyvinyl alcohol. The hydrophobic layer is made of organosilicone modified acrylic resin. The composite membrane quick-drying type dye-sublimation transfer printing digital paper is provided with the surface layer which is one or a combination of two of polyvinyl alcohol-vinyl acetate copolymer or polyvinyl butyral or polyvinyl alcohol and can transfer a strong water permeation capability to the ink absorption layer on the condition of normal temperature. The number of intermolecular hydrogen bonds is reduced on the condition of high temperature, the surface layer can provide a large gap, dye molecules quickly and sufficiently sublimate in transfer printing digital paper coating materials, the transfer printing effect is ideal, and the composite membrane quick-drying dye-sublimation transfer printing digital paper has a wide application prospect.

The invention provides a surface pattern preparation method by adopting water-transferring printing, comprising the steps of step 1: providing the water-transferring printing paper which consists of release paper, hydrosolvent membrane arranged on the release paper and a pattern layer arranged on the hydrosolvent membrane; step 2: PP water is sprayed on the pattern layer to form a PP layer; step 3: goffered glue is glued on the circumferential edges of the PP layer; step 4: the hydrosolvent membrane is separated from the release paper and the hydrosolvent is arranged in the water trough; step 5: activator is added in the water tank and the hydrosolvent is dissolved and the pattern layer is floating in the water; step 6: an article is positioned and contacted with the pattern layer and the pattern is transferred and printed on the surface of the article. The patterns of the water-transferring printing paper made by the invention are clear and smooth and not easy to be diffused in water; furthermore, the patterns has better transfer-printing effect; the patterns on the surface of the article after the transfer-printing is clear and stable, and can fully meet the application requirement of people.

An automatic crank shaft grinding and cleaning machine comprises a rack, a feeding device, a workpiece transfer device, a grinding mechanism and a discharging device, wherein the feeding device, the workpiece transfer device, the grinding mechanism and the discharging device are arranged on the rack; and the workpiece transfer device is erected above the rack through a supporting upright column, and is used for conveying to-be-ground crank shafts conveyed by the feeding device into the grinding mechanism to be ground, and conveying the crank shafts to the discharging device so as to discharge the crank shafts after the crank shafts are ground. According to the automatic crank shaft grinding and cleaning machine, workpieces are fed and discharged by a robot, four crank shaft workpieces can be simultaneously machined at a time, and through a plurality of device components which are matched with one another, the crank shaft workpieces can be ground and cleaned fully automatically, production efficiency is improved, human resources are saved, and labor intensity of operators is also reduced. By the grinding mechanism, linkage of grinding wheels in the X, Y and Z directions can be realized, the crank shaft workpieces move on a main X axis along with the stroke of a sliding table, and through four-axis linkage, the workpieces with different sizes can be ground at various angles along curves of parting faces of the crank shafts.

A transfer device for transferring an image on an image carrier 1 to a recording material 2, the transfer device comprises a transferring member 4 adapted to nip and convey the recording material 2 between the transferring member 4 and the image carrier 1, a guard resin layer 5 having a surface microhardness not smaller than surface microhardness corresponding to polyimide, the guard resin layer 5 provided on a surface of the transferring member 4, and an adjustment resistance layer 6 provided as a ground layer of the guard resin layer 5, the adjustment resistance layer 6 adapted to inhibit an accumulation of charge in the guard resin layer 5. Or, the guard resin layer 5 made of an epoxy resin is provided on the surface of the transferring member 4, the adjustment resistance layer 6 having a smooth interface with the guard resin layer 5, the adjustment resistance layer 6 adapted to inhibit accumulation of charge in the guard resin layer. Furthermore, a scraper 8 for cleaning is provided on the surface of the transferring member 4 so as to contact with the surface of the transferring member. An image-forming apparatus is constructed by using the transferring device.

A molded body formed with pulp mold having projected lines corresponding to a slit-shaped vent passage part, capable of being provided by paper-making/dewatering, using a paper making mold, a slurry having fibers dispersed in a liquid so as to obtain a three-dimensional fiber wetted laminated body, moving the laminated body to a dry mold having an inner surface with slit-shaped vent passage, and pressing and drying that laminated body.

The invention relates to the technical field of sublimation transfer printing and discloses instant dry type sublimation transfer digital paper. The instant dry type sublimation transfer digital paper comprises perforated PP paper, a water absorbing and permeable layer, a porous layer and a surface channel layer which are sequentially arranged from bottom to top; the porous layer is made of interpenetrating network resin formed by crosslinking of cellulose or sodium carboxymethylcellulose or starch and modified cationic polyacrylamide, or formed by crosslinking of polyacrylamide or cellulose or sodium carboxymethylcellulose and modified cationic starch; on one hand, the interpenetrating network resin can swell to 'catch' a dye for quick ink absorption, and on the other hand, components of the resin are adjusted and the network density is controlled to improve the water permeability, so that water molecules can quickly enter the water absorbing and permeable layer; and the perforated PP paper has excellent flexibility and mechanical strength and is stable in size in the printing process, so that the problem of shrinkage, caused by weather, of the conventional paper base material is solved. The instant dry type sublimation transfer digital PP paper has the characteristics of being instant in drying, quick in ink absorption, good in size stability and low in cost, and can meet the requirements for quick printing and efficient manufacturing at present.

The invention discloses a plate surface pattern manufacturing technology. The plate surface pattern manufacturing technology comprises the following steps: (1) carrying out primary treatment on the surface of a plate blank; (2) charging powder on the surface of the plate so as to form a paint layer; (3) carrying out surface treatment on the paint layer; (4) pasting transfer paper on the surface of the paint layer of the plate, baking at 160-180 DEG C for 40-50 minutes, then stripping the transfer paper so as to obtain the plate. By adopting the technology, the high-quality plate product is obtained by the working procedures of primary treatment of the blank surface, oil charge on the blank surface, paint surface treatment and transfer, especially the working procedure of controlling the baking temperature and time in transfer, so that the surface pattern of the plate is firm in attachment, has no color difference, and is difficult to discolor; patterns of the surfaces of plates of various furniture can be manufactured by the technology; especially the surface transfer wood grain patterns of steel plates have high-quality and emulational wood effect, the steel plates are relatively environmentally friendly and durable compared with the traditional wood plate, and the manufactured furniture also inherits the corresponding effect.

The invention discloses a lithium battery clamping and transferring device on a production line. The lithium battery clamping and transferring device comprises a base, a stand column and clamp air cylinders, the stand column is welded to the base, the stand column is fixed with a transverse plate through a movable plate, and a sliding plate is clamped in a sliding rail of the transverse plate; one end of the transverse plate is connected with the sliding plate through a telescopic air cylinder fixed by a bolt, and a lifting air cylinder is fixed to the sliding plate through a bolt; the piston end of the lifting air cylinder is fixedly provided with a fixing plate through a bolt, and the clamp air cylinders are installed at the bottom of the fixing plate through bolts. According to the clamping and transferring device, by means of the lifting air cylinder and the telescopic air cylinder, lithium batteries can be transferred on conveying devices at different heights; the lithium batteries can be clamped at a time through the clamp air cylinders for transferring, the clamping efficiency is high, and the transferring effect is good; the heights of the clamp air cylinders can be adjusted through the movable plate and the stand column with sawteeth, so that the application range of the clamping and transferring device is widened, and the using effect of the clamping and transferring device is further improved.

The invention relates to the technical field of heat sublimation transfer, and discloses instant dry type heat sublimation transfer digital paper. The instant dry type heat sublimation transfer digital paper sequentially comprises base material paper, a water absorbing and permeating layer, a porous layer and a surface channel layer from bottom to top. The porous layer is interpenetrating polymer network resin formed by cross linking of cellulose or sodium carboxymethylcellulose or starch and cation modified polyacrylamide or formed through cross linking of polyacrylamide or cellulose or sodium carboxymethylcellulose and cation modified starch. On one hand, the interpenetrating polymer network resin can expand to pocket dyestuff, and rapid ink sucking is conducted; and on the other hand, resin components are adjusted, the network density is controlled, so that the water permeability is improved, and water molecules rapidly enter the water absorbing and permeating layer. Holes are formed in the hydrophilia end of the water absorbing and permeating layer, and water in ink is adsorbed into the holes and rapidly transmitted to the cellulose paper base material. The instant dry type heat sublimation transfer digital paper has the beneficial effects that dryness can be achieved immediately during printing, ink absorbing is rapid, and the transfer effect is good; and requirements of existing rapid printing and efficient manufacturing are met.

The invention belongs to the technical field of a forklift, in particular to a fork and a forklift comprising the fork. The fork comprises a fork back, a fork arm connected to the fork back and a scraper knife arranged at the front end of the fork arm. The fork back is provided with an upper hook and a lower hook connected with a portal of the forklift. The fork is characterized in that the fork arm is further provided with a transfer mechanism for transferring a load on the fork arm. The transfer mechanism comprises a strip-like groove arranged in the length direction of the fork arm, and a transfer belt which is arranged in the groove and can rotate positively and negatively. The transfer belt prior to the fork arm is first contacted with the lower surface of the load. The fork provided by the invention solves the problem of current forklift which loads and unloads cargos, and can be directly inserted on the lower surface of the cargo to support the cargo, so that the transfer efficiency of cargo is improved. The fork is strong in adaptability and suitable for loads in any shapes, and is simple in structure, good in transfer effect, replaceable, and long in service life.

Provided is a printing method which can form a uniform ink coating surface with stable coating properties, on the surface of a silicone blanket, prevent an ink from piling by improving transferability, and further, meet the requirements of an oversized printable object, and a printing device to be used for this printing method. In this printing method, the ink is applied by a slit die coater so as to allow forming of a coating surface of the ink on the surface of a silicone blanket, then a drying gas is blown to the coating surface of the ink from a gas nozzle and a solvent contained in the ink is sucked by a suction nozzle. After that, the coating surface of the ink is removed partially by rolling the silicone blanket over an indented plate, and the coating surface of the residual ink is transferred to the surface of a substrate.

The invention discloses mixed polyester resin for an indoor thermal transfer printing matt powder coating. The resin is carboxyl-terminated saturated polyester resin, and has an acid value of 45-75 mgKOH/g, a glass transition temperature of 55-60 DEG C, a softening point of 93-103 DEG C, a melt viscosity of 3000-4500 mPa*s at 200 DEG C and reactivity of 150-250 s at 180 DEG C, and the resin is mainly prepared by performing a melt polycondensation reaction on the following monomer components in percent by mass: 30-37% of a diol, 0-3% of a trihydric alcohol, 55-62% of an aromatic dibasic acid,0-5% of a fatty acid, 5-10% of an acidolysis agent, 0.01-0.15% of an esterifying catalyst and 0.01-0.8% of a thermal transfer printing assistant. The polyester resin has a high glass transition temperature, good storage stability, and a good appearance levelling property. The invention also discloses a preparation method of the mixed polyester resin for the indoor thermal transfer printing matt powder coating.

The invention provides a diffusion sheet and a method of manufacturing the same, a backlight, and a liquid crystal display device. The diffusion sheet includes: a substrate having a first principal surface and a second principal surface; and structures each in a convex shape formed randomly on the first principal surface or the second principal surface of the substrate. The structures have an identical or almost identical height. The structures have an aspect ratio h/r, where r denotes an average radius of the structures and h denotes an average height of the structures, of more than 0.85 and not more than 1.50. The structures have a filling factor of not less than 60% and not more than 80%.

The invention relates to a method for printing pattern on fiber product, which comprises: slicing the fiber cloth to final product or half-finished product that needed printing; selecting at least two transfer paper with different patterns; slicing the transfer paper to assemble them on white paper to form seamless color assembled paper; closing the transfer surface of assembled paper and said final or half-finished product to be heated and pressurized, to transfer the pattern on the product; separating the assembled paper from said final or semi-finished product, releasing pressure and cooling; attaining needed multi-patter seamless print, to meet the demand of consumer.