51results about How to "Improve the honor rate" patented technology

The invention discloses a ceramic tile with antifouling glaze. The surface of the ceramic tile is spray-coated with surface glaze. The surface glaze is prepared from 30 to 45 portions by weight of albite powder, 3 to 8 portions by weight of quartz powder, 2 to 6 portions by weight of calcite, 5 to 10 portions by weight of talc powder, 10 to 16 portions by weight of calcined kaolin, 3 to 7 portions by weight of a solvent, 6 to 10 portions by weight of zirconium white frit, 5 to 9 portions by weight of washing ball clay, 3 to 8 portions by weight of a hyperdispersant, 8 to 16 portions by weight of alumina powder, 14 to 20 portions by weight of zirconium silicate, 2 to 7 portions by weight of praseodymium yellow, 1 to 3 portions by weight of zirconium iron pink, 0.1 to 0.6 portions by weight of methylcellulose and 0.3 to 0.6 portions by weight of sodium tripolyphosphate. The preparation method of the surface glaze comprises adding raw materials into a ball mill according to the above ratio, adding 0.3 to 0.5 times water into the raw materials on the basis of the mass of the raw materials and carrying out ball milling until glaze slurry fineness of 250-500 meshes. The glaze can effectively prevent the quality problem caused by the color difference.

The invention discloses a metal-resin composite type binding agent diamond edge grinding wheel and a manufacturing method thereof. The edge grinding wheel is prepared from, by weight, 8-14 parts of diamond, 8-14 parts of electrolytic copper powder, 2-8 parts of cobalt powder, 0.5-3 parts of electrolytic nickel powder, 1-5 parts of tin powder, 8-12 parts of copper-tin alloy powder, 35-42 parts of ahigh-intensity high-temperature-resistance resin binding agent, 8-12 parts of silicon carbide, 4-8 parts of aluminum oxide and 1-3 parts of zinc stearate. By preparing the metal-resin composite typebinding agent, the service life of the diamond edge grinding wheel can be prolonged, the grinding sharpness of the diamond edge grinding wheel can be improved, the ground green brick high-grade rate is increased, power consumption is saved, the production efficiency is improved, and a higher price is created for the green brick grinding step.

The invention relates to a large-sized porcelain glazed tile dry powder manufacturing process, and belongs to the field of architectural ceramics. The large-sized porcelain glazed tile dry powder manufacturing process comprises the following steps: material selection, raw ore crushing, batching, mixing, vertical milling and fine grinding, fine powder collection and storage, floatation granulation,sulfuration drying, powder sieving, iron removal, powder storage and obsolescence, compact forming, green body drying, glazing, ink jetting (surface decoration), firing, cooling, polishing trimming,super clean anti-fouling treatment, inspection, sorting, packaging and warehousing. According to the invention, dry powder manufacturing is applied to replace original wet powder manufacturing, so that energy can be effectively saved, emission can be effectively reduced, meanwhile, environmental pollution can also be avoided, and product quality is stabilized.

The invention provides a method for preparing a microchip graphene electrothermic ink, a preparation method and an application of an electrothermic wall cloth. The method for preparing the microchip graphene electrothermic ink comprises the following steps: preparing a silver nano-wire; preparing few-layer microchip graphene filter cake; and preparing the microchip graphene electrothermic ink. Themicrochip graphene electrothermic ink has the advantages of uniform dispersibility, high conductivity and the like. The preparation method of an electrothermic wall cloth comprises the following steps: compounding the microchip graphene electrothermic ink with a diluting agent; pumping to an ink outlet nozzle of a rotary screen printing device through a pipeline, uniformly feeding to a rotary screen inner tube under the pressure of a pump, regulating the depth, angle and position of a rotary screen printing scraper to uniformly extrude and print the ink from a rotary screen to a base material; and roasting in an oven, printing a silver electrode and preparing an electrothermic wall cloth semi-finished product. The method is simple in process and easy to operate, can overcome the limitation of a traditional printing mode to a base material. The electrothermic wall cloth can be applied to electromagnetic shielding cloth of a machine room.

The invention discloses a metal-resin composite bonded diamond edge grinding wheel and a manufacturing method thereof. The edge grinding wheel is made of the following components by weight: 8-14 parts of diamond and 8-14 parts of electrolytic copper powder. , 2-8 parts of cobalt powder, 0.5-3 parts of electrolytic nickel powder, 1-5 parts of tin powder, 8-12 parts of copper-tin alloy powder, 35-42 parts of high-strength and high-temperature resistant resin binder, 8-12 parts of silicon carbide , 4‑8 parts of aluminum oxide, 1‑3 parts of zinc stearate. By formulating a metal-resin composite bonding agent, the present invention can improve the service life and sharpness of the diamond edge grinding wheel, thereby improving the quality rate of brick grinding, saving power consumption, improving production efficiency, and creating new opportunities for the brick grinding process. Higher price.

A kind of laminated composite lithium-ion battery diaphragm and preparation method thereof, described diaphragm is a porous diaphragm with one or more layers of structure prepared by mixing one or more coating slurries; the composition of described porous diaphragm comprises: 30-100 parts of polymer material, 0-70 parts of inorganic powder and its surface treatment agent, 0-50 parts of compatibilizer; the polymer material is at least two types of polymer materials, one of which is the polymer The material is a thermoplastic material with a melting point or a viscous flow temperature of 100-150°C, and another type of polymer material is a thermoplastic material with a melting point or a viscous flow temperature higher than or equivalent to the melting point or a viscous flow temperature of 100-150°C thermoplastic or thermosetting materials. The invention proposes a laminated composite lithium-ion battery diaphragm with uniform pore size, good wettability, good heat resistance, and thermal fusion function, and a preparation method for producing the above-mentioned laminated composite lithium-ion battery diaphragm, with simple process , a wide range of material selection, and controllable micropore forming conditions.

A panel sliding frame specifically comprises a frame body, rotating shafts, carrier rollers and a baffle frame. The carrier rollers are placed on the rotating shafts, the multiple sets of rotating shafts are arranged on the frame body, the baffle frame is placed in front of the frame body, and then the whole panel sliding frame is formed. The carrier rollers are large in size, no traces can be left on panels when the panels are transmitted outwards after hot pressing for panel synthesis is finished, the veneer high-class rate is increased, and economic benefits are improved. When the panel sliding frame is applied, panel heat dissipation is balanced, and veneer quality is ensured. Meanwhile, by means of the panel sliding frame, the labor intensity is lowered, the labor cost is reduced, and the work efficiency is improved. In addition, the panel sliding frame is simple in structure and low in manufacturing cost. After the panel sliding frame is used in the field, economic benefits are obviously improved, and the panel sliding frame is easy to popularize.

The invention discloses a mold opening and closing mechanism. The mold opening and closing mechanism mainly comprises a combined mold and a driving mechanism. When a rotary driving mode is adopted, a motor drives a lead screw to rotate through a reversing apparatus and a transmission shaft, partition plates connected to the lead screw move forwards or backwards along with rotation of the lead screw, and due to the fact that the two partition plates of the same set of combined mold are connected to right-hand threads and left-hand threads respectively, when the lead screw rotates, the two partition plates move face to face or back to back at the same time, and mold closing or mold opening of the mold is achieved; when a direct driving mode is adopted, driving cylinders are arranged at the two sides respectively, the driving cylinder at one side is fixedly connected to the partition plate at one side of the combined mold through a driving frame and a driving rod, and the driving cylinder at the other side is fixedly connected to the partition plate at the other side of the combined mold; and when the driving cylinders at the two sides push towards middle or pull towards two sides at the same time, the partition plates at the two sides of the combined mold move face to face or back to back at the same time, and mold closing or mold opening of the mold is achieved. The mold opening and closing mechanism has the advantages of being simple in structure, convenient to operate and easy to implement.

The invention relates to the field of kiln thermal engineering, in particular to a roller kiln cooling system for foamed ceramic production. The roller kiln cooling system comprises a transition cooling zone, a quenching zone and a slow cooling zone which are sequentially arranged in a roller conveying direction, the transition cooling zone is positioned at the rear end of a roller kiln firing zone, and a fire barrier for separating flames is arranged between the transition cooling zone and the roller kiln firing zone. A quenching air pipe extending into a kiln cavity of a roller kiln is arranged on the side wall of the kiln of the quenching zone, one end of the quenching air pipe extends into the kiln cavity, the opening direction of the quenching air pipe is parallel to the top face of a foaming ceramic green body, the other end of the quenching air pipe is connected with an air blower, and external cold air is extracted through the air blower and sent into the kiln cavity of the quenching zone. According to the roller kiln cooling system for foamed ceramic production, the foamed ceramic cooling process can be more stable, the uniformity of air holes is better, and then the performance of foamed ceramic products is improved; and in addition, the superior rate of the products is greatly improved, the error-tolerant rate of the process and the formula is increased, and the debugging loss caused by formula adjustment is reduced.

The invention provides a preparation method of a high-transmittance anti-skid spot brick and the high-transmittance anti-skid spot brick, and the preparation method of the high-transmittance anti-skid spot brick comprises the following steps: pressing green body powder into a green body, and pretreating the green body; carrying out ink-jet printing of white ink and ink-jet anti-skid dry particles on the surface of the pretreated green body; performing pattern decoration on the green body subjected to ink-jet printing to obtain a pattern decoration layer; applying wear-resistant transparent glaze to the pattern decoration layer to obtain a transparent glaze layer; and sintering the green body with the transparent glaze layer, so as to obtain the high-transmittance anti-skid spot brick. The white ink and the ink-jet anti-skid dry particles are printed on the green body in an ink-jet mode, an existing engobe and anti-skid dry particle (or transparent glaze) glaze layer process is replaced, the glaze layer thickness of the spot brick is greatly reduced, the transparency of spots is not affected, and the high-transmittance spot performance of the anti-skid spot brick is achieved.

The invention discloses water-based graphene / carbon nanotube composite electric-heating conversion printing ink and a preparation method thereof. The preparation method comprises the following steps: uniformly stirring a graphene microchip, a water-based non-ionic high-polymer dispersant and water, and then dispersing so as to obtain a first dispersion; putting one-dimensional nano-powder into inorganic strong acid, carrying out heating reflux, carrying out ultrasonic treatment, washing with water, and drying, so as to obtain a second dispersion; uniformly mixing the second dispersion with carbon black powder, a water-based anionic dispersant, sodium dodecyl benzene sulfonate, a water-based hydroxyl-modified nano-acrylic emulsion and dimethylethanolamine, and then dispersing so as to obtain a third dispersion; and mixing the first dispersion, the third dispersion and water-based resin, grinding, adding a flatting agent, a defoamer, a pH adjusting agent, a preservative and an anti-settling agent, and uniformly mixing, so as to obtain the water-based graphene / carbon nanotube composite electric-heating conversion printing ink. The invention further discloses the water-based graphene / carbon nanotube composite electric-heating conversion printing ink.

The invention discloses an anti-shrinkage glaze and its application. The anti-shrinkage glaze is calculated by mass percentage and consists of the following components: 50-80% of a water-based substrate wetting agent, 3% of a polyether-type nonionic surfactant ~5%, the balance is solvent. The anti-shrinkage glaze is used in inkjet printing of ceramics. The anti-shrinkage glaze agent of the present invention can effectively reduce the dynamic surface tension of the glaze slurry for ceramic inkjet printing, without foaming and stable foaming, and can also greatly improve the flow and spreadability of the glaze slurry and the wetting of the substrate and pigments It can effectively solve the phenomenon of glaze shrinkage and improve the excellent rate of finished products. In addition, the formula can be produced under normal temperature and pressure, and the process is simple, which is convenient for widespread popularization and use.

The invention discloses a ceramic tile with antifouling glaze. The surface of the ceramic tile is spray-coated with surface glaze. The surface glaze is prepared from 30 to 45 portions by weight of albite powder, 3 to 8 portions by weight of quartz powder, 2 to 6 portions by weight of calcite, 5 to 10 portions by weight of talc powder, 10 to 16 portions by weight of calcined kaolin, 3 to 7 portions by weight of a solvent, 6 to 10 portions by weight of zirconium white frit, 5 to 9 portions by weight of washing ball clay, 3 to 8 portions by weight of a hyperdispersant, 8 to 16 portions by weight of alumina powder, 14 to 20 portions by weight of zirconium silicate, 2 to 7 portions by weight of praseodymium yellow, 1 to 3 portions by weight of zirconium iron pink, 0.1 to 0.6 portions by weight of methylcellulose and 0.3 to 0.6 portions by weight of sodium tripolyphosphate. The preparation method of the surface glaze comprises adding raw materials into a ball mill according to the above ratio, adding 0.3 to 0.5 times water into the raw materials on the basis of the mass of the raw materials and carrying out ball milling until glaze slurry fineness of 250-500 meshes. The glaze can effectively prevent the quality problem caused by the color difference.