449 results about "Frit" patented technology

The invention belongs to the technical field of enamel glaze preparation, and particularly relates to a high-temperature-resistant compact enamel glaze preparation method, which comprises: 1, enamel frit preparation: mixing 45-65% by mass of silicon dioxide, 10-15% by mass of anhydrous borax, 5-10% by mass of sodium carbonate, 2-6% by mass of lithium carbonate, 2-6% by mass of calcium carbonate, 2-6% by mass of strontium carbonate, and 3-6% by mass of ice crystal to form a batch, melting at 1300 DEG C for 2-3 hours, carrying out water quenching to prepare an enamel material, drying, and sieving with a 200-mesh sieve to obtain enamel frit powder; step 2, preparing enamel glaze slip, namely mixing and ball-milling 40-55% of enamel frit powder, 15-30% of 316 # stainless steel powder, 5.5-10% of clay suspending agent and 25-50% of water in percentage by mass to obtain the enamel glaze slip; and step 3, enamel coating and firing. The enamel coating has excellent high temperature resistance and corrosion resistance and long service life, and the preparation process is simple in requirement, simple and convenient to operate and suitable for industrial production.

The invention discloses a matte glaze and a preparation method thereof. The matte glaze comprises the following components by weight: 1-5 parts of zinc oxide, 5-15 parts of barium carbonate, 0-15 parts of zirconium silicate, 10-25 parts of potassium feldspar, 10-20 parts of kaolin, 5-15 parts of calcite, 5-15 parts of calcined talcum powder, 20-35 parts of a matte frit and 0.5-1 part of an additive. Specifically, the matte frit comprises the following components by weight: 30-50 parts of SiO2, 15-20 parts of Al2O3, 0.01-0.5 part of Fe2O3, 3-10 parts of CaO, 0.5-5 parts of MgO, 1-5 parts of K2O, 3-10 parts of Na2O, 3-10 parts of ZnO, 0.1-1 part of B2O3 and 10-25 parts of BaO. By introducing the matte frit, the melting temperature of the formula is lowered, the firing range of the formula isbroadened, and the glaze texture achieves a fine matte effect.

The invention relates to the field of architectural ceramics, and discloses a sapphire effect dry particle, a ceramic tile with a sapphire imitation effect and a preparation method of the ceramic tile. The sapphire effect dry granules comprise blue dry granules and transparent dry granules, wherein the blue dry granules are prepared from the following raw materials: 1.5 to 3.5 parts of superfine tin dioxide, 15 to 19.5 parts of cobalt oxide, 4.5 to 7.5 parts of titanium oxide, 8 to 14 parts of zinc oxide, 32 to 43 parts of calcined aluminum oxide, 8 to 13 parts of quartz, 10 to 16 parts of potassium feldspar and 2.5 to 4.5 parts of boric acid; the transparent dry particles comprise the following raw materials in parts by weight: 8-15 parts of zinc oxide, 5-10 parts of aluminum oxide, 24-28 parts of quartz, 1-2.5 parts of nano silicon nitride and 7-11 parts of cryolite. By mixing the two dry granules, the frit dry granules which have a three-dimensional effect and an ice crack texture and imitate the texture of sapphire crystals can be prepared. The ceramic tile with the sapphire-like effect can be prepared by adopting the dry particles with the sapphire effect.

The present invention discloses a 3D three-dimensional glaze, which comprises the following components in percentage by weight: 45% - 60% of silicon dioxide, 17% - 25% of aluminum oxide, 1% - 2% of calcium oxide, 0.06% - 1.2% of magnesium oxide, 0.4% - 0.6% of sodium oxide, 1% - 3% of potassium oxide, 10% - 20% of zirconium oxide, 0.2% - 0.6% of zinc oxide, and 1% - 3% of boron oxide; the loss on ignition of the 3D three-dimensional glaze is 1.8% - 3.6%. The preparation method of the 3D three-dimensional glaze is to quantitatively weigh powders such as zirconium silicate, quartz powder, calcined alumina, potassium feldspar, ceramic frit powder, sodium carboxymethyl cellulose, and industrial tripolyphosphate, and then sequentially add the powders and emulsifying wax into water and stir to obtain a glaze slurry. After adjusting the viscosity of the glaze slurry, the 3D three-dimensional glaze is obtained by passing through an 80-mesh sieve. The present invention improves the adhesion of the 3D three-dimensional glaze on the surface of the green body, and when fired directly or in combination with other glazes, the three-dimensional glaze lines will not collapse, crack, have bubbles or breakpoints.

The invention belongs to the field of ceramic building decoration materials, and discloses a silk matte recarved marble tile and a preparation method thereof. The silk matte recarved marble tile sequentially comprises a green body layer, a cover glaze layer, a pattern layer, a recarved marble texture layer and a silk glaze layer, the recarved marble texture layer is formed by printing functional ink, and the functional ink comprises a matte frit and a water repellent agent; the silk glaze layer is formed by water-based silk glaze. The silky matte reengraved marble tile provided by the invention has the concave three-dimensional texture of highly reducing and reengraved natural marble detail cracks, has silky smooth and heavy touch feeling, has better wear resistance and antifouling property, is comparable with the three-dimensional texture of natural marble, and can meet higher aesthetic and consumer demands of consumers. The preparation method of the silk matte recarved marble tile is simple and efficient, and the prepared finished product is good in stability and suitable for large-scale industrial production.

The preparation method of the rare earth antibacterial glaze comprises the following steps: mixing 30-48 parts by mass of quartz sand, 20-35 parts by mass of borax, 25-35 parts by mass of feldspar powder and 10-25 parts by mass of zinc oxide into a ball mill for ball milling, sieving the ball-milled material, and drying to obtain powder A; mixing 0.5-3 parts of lanthanum oxide, 0.5-2 parts of cerium oxide and 100 parts of powder A into a ball mill for ball milling, and sieving and drying the ball-milled material to obtain powder B; melting the powder B at 1350-1400 DEG C to obtain a glaze melt, taking out the glaze melt, tabletting, and cooling to obtain a glaze frit; and carrying out ball milling on the glaze frit until the particle size is less than 20 microns, slowly heating to 650-700 DEG C, and carrying out heat preservation for 25-30 minutes to obtain the rare earth antibacterial glaze. The ceramic prepared from the rare earth antibacterial glaze has broad-spectrum antibacterial performance, inhibits the breeding of microorganisms such as bacteria and fungi, and reduces the infection risk.

The invention belongs to the technical field of ceramic materials, and particularly relates to a ceramic dielectric material and a preparation method and application thereof. The ceramic dielectric material provided by the invention is prepared from the following raw materials: barium titanate, calcium zirconate, a sintering aid and a modifier, the sintering aid is a Li-Zn-B-Si glass material; and the modifier comprises one or more of Nb2O5, MnCO3, MgO and RE2O3 (rare earth oxide). The ceramic dielectric material has the advantages of high-temperature stability, high dielectric constant, low loss and high insulating property.

The invention discloses a magnesium reinforced porcelain black underglaze coloring agent as well as a preparation method and application thereof, and belongs to the technical field of underglaze coloring agents. The magnesium porcelain reinforced porcelain black underglaze coloring agent comprises the following solid components in percentage by weight: 12-15% of potassium feldspar, 9-15% of albite, 9-12% of calcite, 11-15% of quartz, 16-20% of kaolin, 1-1.2% of methyl cellulose and 31-34% of cobalt black pigment. Wherein the weight content of K2O in the potassium feldspar is greater than or equal to 10%; the weight content of Al2O3 in the kaolin is greater than or equal to 37%; and the weight content of Co3O4 in the cobalt black pigment is 15-25%. The prepared black underglaze coloring agent can be well suitable for a magnesium reinforced porcelain body and a cover glaze of a low-temperature fritted glaze, an obtained black underglaze product is full and pure in color development, the blue bleaching phenomenon does not occur after decoration firing, and meanwhile the glaze surface is free of orange color and pinholes.

The invention relates to the technical field of building ceramics, in particular to a self-cleaning glaze, a self-cleaning archaized brick and a preparation method thereof.The self-cleaning glaze is prepared from hydrophilic frit, kaolin, quartz, calcite, albite and nano cattle bone ash, and the nano cattle bone ash comprises chemical components of Ca10 (PO4) 6 (OH) 2 and CaO; the hydrophilic frit is prepared from the following raw materials: calcite, wollastonite, kaolin, aluminum oxide and quartz. According to the self-cleaning glaze provided by the invention, on the premise of reducing the production cost, excellent and lasting self-cleaning performance is realized, and the technical problems of poor timeliness of self-cleaning performance and high production cost in the prior art are solved.

The invention relates to the technical field of ceramic glaze preparation, in particular to a formula of ceramic glaze, which comprises the following components in percentage by mass: 25-30% of modified zircon sand; 20 to 25% of spodumene; 15 to 20 percent of nano aluminum oxide; 10 to 15% of petalite; 8-12% of kaolin; 3-5% of a silver-loaded zeolite antibacterial agent; 5-8% of boron carbide-silicon nitride composite powder; 2-3% of zinc borate; and 10-15% of a composite frit. A three-dimensional grid structure (the Vickers hardness is greater than or equal to 1800 HV) is formed through boron carbide-silicon nitride composite powder, and the wear resistance is improved by 40% in combination with a potassium feldspar modification technology; the silver-loaded zeolite realizes slow release of Ag, the antibacterial rate is greater than 99.9%, a gradient sintering process enables a glaze layer to form a gradient density structure, the porosity of a surface layer is less than 0.5%, the porosity of a bottom layer is 3-5%, the oxidation defect of the copper red glaze is avoided through CO / N atmosphere control, and the color development uniformity delta E is less than or equal to 0.8; the firing temperature is reduced by 150 DEG C, and the energy consumption is reduced.

The invention discloses a titanium-based enamel coating suitable for low-temperature firing and a preparation method of the titanium-based enamel coating, and belongs to the field of enamel material preparation and application. Wherein TA1 is adopted as the titanium alloy base material; the enamel frit provided by the invention is prepared by mixing and melting the following components in percentage by mass: 28 to 47.7 percent of quartz, 21.2 to 46.4 percent of boric acid, 10.5 to 13.6 percent of sodium carbonate, 5.4 to 6.9 percent of lithium carbonate, 3.8 to 4.4 percent of zinc oxide, 1.8 to 3.0 percent of barium carbonate, 2.6 to 5.5 percent of strontium carbonate and 0.5 to 1.0 percent of zircon quartz powder. The preparation method of the coating comprises the following steps: carrying out ball milling on the enamel frit, a small amount of clay, nitrite and water, spraying on the surface of a TA1 titanium substrate with a clean surface, drying, and sintering in a high-temperature furnace at 740-840 DEG C for 10 minutes; according to the titanium-based enamel coating obtained through the method, the firing temperature ranges from 740 DEG C to 840 DEG C, the coating is firmly combined with a base material, the temperature sudden change resistance is excellent, and the titanium-based enamel coating can bear the temperature difference impact of 700 DEG C.

The present invention relates to a glass frit comprising a base metal oxide and a specific metal oxide, the specific metal oxide being at 4 lt according to the Boubye diagram; pH lt; the total amount of the specific metal oxide is 0.1 to 10 mol%, preferably 1 to 5 mol%, and more preferably 2 to 4 mol%, based on the total amount of the metal oxide in the glass powder. The invention further relates to a conductive paste containing the glass powder, and a crystalline silicon solar cell prepared by using the conductive paste. Crystalline silicon solar cells of the present invention have reduced degradation due to acetic acid exposure.

The invention relates to chemical-corrosion-resistant full-polished glaze as well as a preparation method and application thereof, and belongs to the technical field of ceramic production and manufacturing. The chemical-corrosion-resistant fully-polished glaze comprises the following mineral components in percentage by mass: 5%-10% of quartz, 5%-10% of kaolin, 1%-10% of calcined talc, 20%-25% of wollastonite, 10%-20% of calcined kaolin, 1%-5% of calcined alumina, 1%-5% of calcined zinc oxide, 1%-5% of barium carbonate, 1%-3% of titanium oxide, 1%-5% of zirconium silicate and 10%-20% of boron frit. By specially designing a full-polishing glaze formula of the ceramic tile, adjusting the firing temperature and discharging or reducing defects such as air holes in a glaze layer as much as possible, the glaze layer forms a stable inert surface, and chemical substances cannot react with the glaze layer or only slightly react with the glaze layer, so that the transparency, integrity and glossiness of the surface are kept.

The invention discloses a glaze with a shell luster effect, a shell pearlescent glazed tile and a preparation method thereof, and the glaze comprises the following raw material components in parts by weight: 14-24 parts of modified shell frit, 10-15 parts of albite, 9-16 parts of dolomite, 6-10 parts of kaolin, 6-9 parts of zinc oxide, 11-16 parts of strontium carbonate, 6-9 parts of limestone, 2-6 parts of barium carbonate and 15-25 parts of lithium feldspar. The modified shell frit is introduced and matched with other specific raw materials to prepare the glaze capable of presenting shell luster, so that a glass phase and a crystal phase with different refractive indexes are separated out in the firing process of the glaze, a shell-shaped iridescent and soft light effect is simulated, and a glaze surface has wear resistance, skid resistance and antifouling properties and has good physical properties.

The invention relates to the technical field of building ceramics, in particular to waxy antifouling matte glaze and a preparation method and application thereof.The waxy antifouling matte glaze is prepared from, by mass, 7-10 parts of kaolin, 6-15 parts of calcined kaolin, 4-8 parts of quartz, 20-30 parts of potassium feldspar, 5-15 parts of albite, 5-10 parts of wollastonite, 1-5 parts of zinc oxide, 5-10 parts of strontium carbonate, 5-12 parts of barium carbonate and 10-20 parts of crystalline frit; the crystalline frit is prepared from the following raw materials in parts by mass: 25 to 35 parts of kaolin, 3 to 8 parts of calcined aluminum oxide, 20 to 35 parts of calcite, 0.5 to 3 parts of dolomite, 5 to 10 parts of zinc oxide, 25 to 35 parts of potassium feldspar, 0.5 to 3 parts of barium carbonate and 1 to 5 parts of anorthite powder. The waxy antifouling matte glaze provided by the invention not only has antifouling performance, but also has high hardness and high wear resistance on the premise of having matte texture and waxy silky hand feeling, so as to overcome the defects in the prior art.

The invention discloses a radioactive waste treatment method which comprises the following steps: firstly, treating a waste ventilation filter element to obtain a glass substrate, and then carrying out plasma high-temperature melting treatment on to-be-treated miscellaneous dry waste by adopting a glass material containing the glass substrate to obtain glass-like molten slag. The radioactive waste treatment method is ingenious in conception and simple and reasonable in step, the waste ventilation filter element subjected to cement fixation treatment is reused, the waste treatment cost is reduced, and the waste volume reduction effect is effectively improved. The invention further provides a radioactive waste treatment system and a waste ventilation filter element crushing and packaging system.

The invention provides a wear-resistant and anti-slip ceramic tile and a preparation method thereof, the wear-resistant and anti-slip ceramic tile has a matte transparent wear-resistant cover glaze layer and an anti-slip dry granular glaze layer sprayed on the matte transparent wear-resistant cover glaze layer in an electrostatic spraying manner, and the matte transparent wear-resistant cover glaze layer comprises the following raw materials in percentage by weight: 1-10% of a wear-resistant dry granular glaze layer; comprising 1-5 parts of burnt zinc oxide, 10-20 parts of potassium feldspar, 3-8 parts of calcite, 2-6 parts of superfine corundum powder, 30-45 parts of high-aluminum-calcium frit, 10-20 parts of high-barium frit, 5-10 parts of kaolin, 7-15 parts of superfine quartz powder, 3-8 parts of high-silicon-aluminum frit and 3-8 parts of boron frit. The glaze is high in transparency and does not affect color development of ink; a silica tetrahedron and a boron-oxygen tetrahedron which are stable in structure are formed on the glaze surface, so that the Mohs hardness of the ceramic tile is high, the wear-resistant grade is high, and the wear mass is small; anti-skid dry granular glaze is applied in an electrostatic spraying mode, flatness is high, cleaning is easy, dirt is not hidden, and dual wear resistance is achieved.

The invention relates to the technical field of building glazed tiles, in particular to an antibacterial glazed tile and a preparation method thereof.The antibacterial glazed tile comprises a green body layer and an antibacterial glaze layer which are sequentially arranged from bottom to top; wherein the antibacterial glaze layer is obtained by calcining antibacterial glaze; the antibacterial glaze is prepared from the following raw materials: high-temperature antibacterial frit, calcined kaolin, corundum, quartz, dolomite, calcined talc, strontium carbonate, wollastonite, potassium feldspar and albite; the high-temperature antibacterial frit is prepared from the following raw materials: zirconium silicate, a silver antibacterial agent, calcined aluminum oxide, calcined talc, quartz, wollastonite, kaolin, calcium phosphate, potassium feldspar, albite, boric acid and lithium carbonate. According to the antibacterial glazed tile and the preparation method thereof provided by the invention, the formula of the antibacterial glaze is optimized, so that the antistatic property and the corrosion resistance can be improved on the premise of ensuring the antibacterial property of the antibacterial glazed tile.

The invention relates to the technical field of architectural ceramics, and discloses an antifouling matte archaized brick and a preparation method thereof.The preparation method comprises the steps that A, a green body layer is prepared; b, applying ground glaze to the surface of the green body layer; c, applying the antifouling matte glaze on the surface of the ground coat layer; d, firing; the antifouling matte glaze is prepared from the following raw materials in parts by weight: 7-10 parts of kaolin, 5-10 parts of calcined kaolin, 4-8 parts of quartz, 20-30 parts of potassium feldspar, 8-15 parts of albite, 5-10 parts of calcite, 5-10 parts of calcined talc, 1-3 parts of zinc oxide, 2-5 parts of strontium carbonate and 20-30 parts of antifouling wear-resistant frit. The antifouling wear-resistant frit comprises the following chemical components in percentage by weight: 32 to 40 percent of SiO2, 18 to 20 percent of Al2O3, 18 to 20 percent of CaO, 0.5 to 1.5 percent of K2O, 10 to 12 percent of ZnO, 1 to 2.5 percent of BaO and 12 to 15 percent of SrO. According to the scheme, the glossiness, the antifouling performance, the hardness, the abrasion resistance and the color development performance can be considered at the same time under the existing firing condition, and the use satisfaction degree of consumers on the archaized brick is improved.

The invention provides a composite glaze layer, a ceramic tile with a golden velvet texture and a preparation method of the ceramic tile. The composite glaze layer comprises a zirconium ground glaze layer, a golden velvet basic cover glaze layer, an ink-jet decorative layer and a protective glaze layer which are sequentially arranged, the formula of each of the gold velvet basic cover glaze layer and the protective glaze layer comprises high-calcium-magnesium frit powder, high-zinc-aluminum frit powder, high-strontium-aluminum frit powder and kaolin frit powder. According to the invention, the high-calcium-magnesium frit powder, the high-zinc-aluminum frit powder, the high-strontium-aluminum frit powder and the kaolin frit powder are introduced into the formula of the gold velvet basic cover glaze layer and the protective glaze layer at the same time for comprehensive adjustment, so that the comprehensive adjustment capability of the formula on high-temperature viscosity, surface tension, firing range and glaze surface opacity is improved; according to the invention, the content of magnesium oxide can be increased to 5-6%, the content of aluminum oxide can be increased to 15-18%, the content of calcium oxide can be reduced to 4-6%, and meanwhile, the texture effects of high-quality glaze and low surface roughness can still be obtained.

The invention relates to the technical field of architectural ceramics, in particular to golden yellow metal dry granular glaze and a preparation method and application thereof.The preparation method comprises the following steps that A, under the inert atmosphere, copper simple substances, aluminum simple substances, zinc simple substances, tin simple substances, chromium simple substances and terbium simple substances are completely molten, and copper alloy liquid drops are obtained after liquid breaking; cooling the copper alloy liquid drops in a natural environment to obtain copper alloy dry particles; b, uniformly mixing kaolin, quartz, calcite, dolomite, barium carbonate and zinc oxide, calcining, quenching with water, grinding and sieving to obtain a crystalline frit; and C, uniformly mixing the copper alloy dry granules, the crystalline frit and the suspending agent to obtain the golden yellow metal dry granular glaze. The preparation method of the golden yellow metal dry granular glaze is high in operability, and on the premise that the golden yellow metal texture effect is uniform, the golden yellow metal dry granular glaze can have the excellent golden yellow metal texture effect, transparency and antifouling performance at the same time and also has high abrasion resistance and hardness.

The present invention discloses a high-quality ceramic glaze for sanitary ceramics and a preparation method thereof. The ceramic glaze comprises, by weight, 15-23% potassium feldspar, 4-10% sodium feldspar, 28-34% quartz, 1-4% aluminum oxide, 8-14% calcite, 4-8% dolomite, 4-8% burned kaolin, 6-8% wollastonite, 2-3% zinc oxide, 7-10% zirconium silicate, and 2-3% boron frit. While the present invention reduces the use of zirconium silicate in the formula, by precisely adjusting the silicon-aluminum ratio and introducing quartz particles of a specific composition, the glaze surface hardness is comparable to that of conventional formulas. Even while reducing the use of potentially radioactive ingredients, the product still provides good scratch resistance and a long service life, thereby maintaining normal use and aesthetics. By reducing the amount of zirconium silicate used, the glaze formula reduces production costs by approximately 20%, achieving energy conservation and consumption reduction.

The invention discloses an easy-to-clean ceramic product glaze processing device and method, and relates to the field of glaze processing, the easy-to-clean ceramic product glaze processing device comprises a tank body, a first rolling mechanism is located below a feeding port, and the first rolling mechanism comprises a first rolling platform and at least two first rolling wheels which are symmetrically distributed; the first rolling platform comprises a central disc and a plurality of equidistant and concentric circular rings, a plurality of fan-shaped rings are fixedly mounted at the top of the supporting platform, the fan-shaped rings are located in gaps of the circular rings so as to shield the positions under the first rolling wheels, and glaze raw materials are subjected to melting and water quenching after being rolled and crushed to obtain fritted glaze; after being broken, the fritted glaze is mixed with the easy-to-clean protective particles to obtain the easy-to-clean ceramic product glaze; after the materials are ground and crushed through the first grinding wheel, the materials with the particle size smaller than the distance between the adjacent circular rings fall down from the first grinding platform and fall down to the second grinding platform to be further crushed, the small crushed materials are crushed in time, and the production efficiency of glaze is improved.

The invention relates to the technical field of architectural ceramics, and discloses a waxy antifouling matte archaized brick and a preparation method thereof.The preparation method comprises the steps that A, a green body layer is prepared; b, applying ground coat; c, applying wax antifouling matte glaze; d, firing; the waxy antifouling matte glaze comprises an antifouling matte glaze and waxy dry particles, wherein the waxy dry particles are composed of particles with the mesh number being larger than or equal to 150 and smaller than 200 and particles with the mesh number being 200-250; the antifouling matte glaze is prepared from the following raw materials in parts by weight: 7-10 parts of kaolin, 5-10 parts of calcined kaolin, 4-8 parts of quartz, 20-30 parts of potassium feldspar, 8-15 parts of albite, 5-10 parts of calcite, 5-10 parts of calcined talc, 1-3 parts of zinc oxide, 2-5 parts of strontium carbonate and 20-30 parts of antifouling wear-resistant frit. According to the scheme, glossiness, antifouling performance, hardness, abrasion resistance and color development performance can be considered at the same time under the existing firing condition, the archaized brick is endowed with fine, oily and smooth waxy hand feeling, and the use satisfaction degree of consumers is improved.

The invention discloses a high-hardness glaze as well as a preparation method and application thereof, and belongs to the field of architectural ceramics. The high-hardness glaze comprises the following raw materials in parts by weight: 12-14 parts of medium aluminum frit, 16-18 parts of high aluminum frit, 16-18 parts of potassium feldspar, 18-20 parts of albite, 3-5 parts of wollastonite, 1-3 parts of calcined talc, 5-7 parts of calcined zinc oxide, 4-6 parts of emery powder, 1-3 parts of calcined alumina, 2-4 parts of dolomite, 1-3 parts of barium carbonate, 3-5 parts of calcined kaolin, 5-7 parts of kaolin and 34-36 parts of printing paste. 44-46 parts of stamp-pad ink and 4-6 parts of water; a glaze layer prepared from the high-hardness glaze has high hardness and scratch resistance, is wide in application environment, and has good color development and good wear resistance.

The invention relates to a thermoforming method, in particular a press forming method, for forming structures, in particular microstructures or nanostructures, in a surface (2) of a substrate (3) by means of a forming die (4). To this end, the surface (2) of the substrate (3) is locally heated by means of laser radiation (5) above a softening temperature, and then a negative structure of the press surface (6) of the forming press (4) is embossed into the deformable glass frit at a set pressure by means of a forming force (F). In order to maintain the heat input even during the forming process, in particular to ensure that the temperature is constant throughout the forming process and that the temperature distribution is uniform over the entire die surface (6), the forming die (4) and the die surface (6) are made of a material which is wavelength transparent to the laser radiation (5).

The invention belongs to the technical field of enamel glaze, and particularly relates to enamel glaze based on transient template in-situ reaction and a preparation method and application thereof. The enamel glaze is prepared by mixing basic enamel glaze slip and a core-shell structure functional precursor, wherein the basic enamel glaze slip is water suspension prepared by mixing and grinding basic enamel frits and auxiliaries; the core-shell structure functional precursor is inorganic composite powder, and the original structure of the core-shell structure functional precursor is as follows: silicon nitride micron particles are used as a core, and a layer of Y-Zr-Ti composite oxide is coated on the surface as a shell. According to the invention, a real chemical bonding strong interface is realized, and a firm chemical bond is constructed in situ between a reinforced phase and a glass matrix by using a high-activity oxide shell layer as a solder in a final sintering stage. The problem that an interface is weak in traditional physical blending is fundamentally solved, and stress can be effectively transmitted from a matrix to a high-strength reinforced phase.

The invention discloses a blue transmutation glaze and a glazing and sintering method thereof, and relates to the technical field of transmutation glazes, the blue transmutation glaze comprises a first glaze, a second glaze and a third glaze; the first glaze comprises kaolin, potassium feldspar, quartz powder, calcite, zinc oxide, manganese oxide, cobalt oxide and copper oxide; the second glaze comprises zirconium turbid frit, kaolin, dolomite, cobalt oxide, calcium phosphate, tin oxide and vanadium zirconium blue; the third glaze comprises high-boron frit, zinc oxide, titanium oxide, spodumene, cerium oxide and cobalt blue. The glazing and sintering method provided by the invention comprises the following steps: glazing the surface of a green body by using the first glaze slip, the second glaze slip and the third glaze slip in sequence, airing, and carrying out overlapped glaze sintering to obtain a blue transmutation glaze surface. According to the invention, three layers of glazes are applied by using three glazes, secondary glazing or secondary sintering is not needed, and the water-ripple-shaped blue transmutation glaze surface can be obtained only through a one-time glazing and sintering process.

The invention belongs to the field of architectural ceramics, and discloses a ceramic tile with a blue and white porcelain effect and a preparation method thereof, the ceramic tile with the blue and white porcelain effect comprises a blue and white porcelain effect layer, the blue and white porcelain effect layer is obtained by dispersing cyan ink in a surface glaze layer, the surface glaze layer is formed by surface glaze, and the surface glaze comprises a first frit and a second frit; the cyan ink comprises an inorganic pigment and a first solvent; the density of the inorganic pigment is greater than that of the surface glaze. The surface glaze layer with a specific formula is high in transparency after being fired, and the inorganic pigment of the specific cyan ink is matched with the sinking difference of different depths of the surface glaze layer, so that a blue-and-white layer effect with natural depth change is formed, and the layer is richer than that of a conventional product; the product has antifouling, wear-resistant, acid and alkali resistant and other properties, not only restores the vivid texture of blue and white porcelain artwork, but also meets the practical requirements of wall and floor tiles, successfully promotes the development of the blue and white artistic effect in the field of architectural ceramics, and enriches the category system of the wall and floor tiles.

This invention belongs to the field of ceramic building materials, specifically relating to a surface decoration treatment method combining directional etching ink with marble slabs. The surface decoration treatment method includes: applying a base glaze to the surface of a ceramic body; inkjet printing a natural stone design pattern onto the glazed surface using conventional ceramic ink; inkjet printing directional etching ink onto the glazed surface; applying a decorative glaze containing a covering glaze onto the glazed surface; and firing the glazed ceramic body. This invention uses a special functional ink containing low-temperature frit to pre-penetrate and etch the marble slab, then inkjet prints it in specific locations matching the design, creating a relatively matte, frosted effect with downward concavity in specific areas.