603 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.

To provide a conductive paste suitable for forming an electrode by a laser treatment process for producing crystalline silicon solar cells. A conductive paste for forming an electrode of a solar cell, comprising conductive particles (A), an organic vehicle (B), and a glass frit (C), wherein a product BGF · G of a basicity BGF of the glass frit (C) and a content G of the glass frit (C) is in a range of 0.25 to 1.45, and the content G of the glass frit (C) is in an unit of part by weight in the conductive paste when a content of the conductive particles (A) in the conductive paste is 100 parts by weight.

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 invention relates to a glass frit composition comprising: a) 40 to 80 wt% of a first glass frit, and b) 20 to 60 wt% of a second glass frit, the first glass frit comprising 2 to 9 wt% of an alkali metal oxide, 1 to 5 wt% of SiO2, 8 to 20 wt% of Bi2O3, 25 to 50 wt% of TeO2, 20 to 45 wt% of PbO, 0 to 10 wt% of WO3, 0 to 5 wt% of MoO3, and 0 to 5 wt% of ZnO, wherein the weight percentage is based on the total weight of all compounds in the first glass powder; the second glass frit comprises 5 to 15 wt% of an alkali metal oxide, 5 to 12 wt% of SiO2, 8 to 20 wt% of Bi2O3, 20 to 40 wt% of TeO2, 20 to 40 wt% of PbO, 0.1 to 7 wt% of Ag2O, 0.1 to 7 wt% of a lanthanide compound, 0 to 10 wt% of WO3, 0 to 5 wt% of MoO3, and 0 to 5 wt% of ZnO, and wherein the second glass frit comprises 5 to 15 wt% of an alkali metal oxide, 5 to 12 wt% of SiO2, 8 to 20 wt% of Bi2O3, 20 to 40 wt% of TeO2, 20 to 40 wt% of PbO, 0.1 to 7 wt% of Ag2O, 0.1 to 7 wt% of a lanthanide compound; wherein the weight percentage is based on the total weight of all the compounds in the second glass powder. The invention also relates to a conductive paste containing the glass powder composition.

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 discloses a manufacturing process of an easy-to-clean antibacterial ceramic product, and belongs to the technical field of ceramic product production. The preparation process comprises the following steps: mixing potassium feldspar, quartz, calcite, wollastonite and frit, grinding, sieving, adding deionized water I, carrying out wet ball milling by using flint cobblestones to prepare premixed glaze slip, sanding to prepare glaze slip I, uniformly spraying the glaze slip I on a ceramic green body, and drying in a drying kiln to form a substrate glaze surface; mixing modified halloysite and deionized water II, carrying out wet ball milling and sanding by using the flint cobblestones to prepare glaze slip II, uniformly spraying the glaze slip II on the glaze surface of the substrate, standing, feeding into a tunnel kiln, and carrying out primary firing to obtain the easy-to-clean antibacterial ceramic product. The glaze surface is smoother and more compact, the easy-cleaning performance of the glaze surface is improved, the antibacterial agent is firmly attached to the glaze surface, the antibacterial durability is enhanced, and the antibacterial performance is improved.

The invention belongs to the technical field of ceramic tiles, and particularly discloses a transparent polycrystalline alumina super-wear-resistant diamond glaze ceramic tile and a preparation method thereof.The transparent polycrystalline alumina super-wear-resistant diamond glaze ceramic tile comprises a green body layer, a ground coat layer, a pattern layer and a transparent polycrystalline alumina super-wear-resistant diamond glaze layer from bottom to top; the transparent polycrystalline aluminum oxide super wear-resistant diamond glaze layer is prepared from the following raw material components in parts by weight: 25 to 40 parts of potassium feldspar, 12 to 25 parts of albite, 5 to 15 parts of wollastonite, 5 to 15 parts of kaolin, 3 to 15 parts of quartz, 4 to 20 parts of transparent polycrystalline aluminum oxide and 8 to 25 parts of wear-resistant frit, so that a ceramic tile product can keep hardness and wear resistance in a use process. Besides, the transparent polycrystalline aluminum oxide has good light transmittance and good transparency, does not influence color development of inkjet patterns, and ensures that the surface glaze layer has good light transmittance while increasing the hardness and wear resistance of the surface glaze layer, so that the ceramic tile has good color development and decoration as far as possible.

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 discloses a method for preparing an iron alloy sample by pre-oxidation melting, which comprises the following steps of: 1) filling a crucible with high-purity graphite, compacting, and making pits in the high-purity graphite; 2) uniformly mixing an oxidizing agent, a flux and a sample, adding the mixture into the pit, and oxidizing and melting under a high-temperature condition; 3) after melting and cooling, taking out the obtained glass frit; and 4) putting the taken glass frit into a platinum crucible for melting. The method can solve the problem that the platinum crucible is corroded when the glass fuse piece is prepared through high-temperature melting when the X-ray fluorescence spectrophotometer for preparing the glass sheet through melting is used for measuring all elements in the iron alloy.

The invention provides a C0G type dielectric ceramic material as well as a preparation method and application thereof. The C0G type dielectric ceramic material is prepared from the following raw materials: 15 mol% to 16 mol% of BaCO3 and / or BaO, 5 mol% to 10 mol% of Nd2O3, 5 mol% to 10 mol% of Bi2O3, 55 mol% to 70 mol% of TiO2 and 0.1 mol% to 5 mol% of GeO2. The C0G type dielectric ceramic material has medium sintering temperature, high dielectric constant, low dielectric loss and high insulation resistance. Meanwhile, according to the method, the sintering temperature of the BLT system material with the tungsten bronze structure is effectively reduced under the condition that a traditional frit or a sintering aid is not added, and meanwhile the overall dielectric property of the ceramic material is optimized.

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 dark golden velvet texture ceramic rock plate, base glaze and a preparation method of the dark golden velvet texture ceramic rock plate, the dark golden velvet texture ceramic rock plate is prepared from golden velvet base glaze materials, water, carboxymethyl cellulose and sodium tripolyphosphate according to the mass ratio of 100: 36: (0.1-0.2): (0.3-0.5) through mixing and ball milling; the gold velvet base glaze is prepared from the following components in parts by weight: 3-8 parts of wollastonite, 5-10 parts of dolomite, 10-15 parts of strontium carbonate, 2-5 parts of calcined talc, 30-40 parts of potassium feldspar, 5-10 parts of nepheline, 5-10 parts of calcined kaolin, 5-15 parts of quartz, 1-5 parts of white corundum, 3-8 parts of calcined zinc oxide and 10-15 parts of matte transparent frit; the matte transparent frit comprises the following components in percentage by mass: 55%-60% of SiO2, 12%-15% of AL2O3, 2%-3% of K2O, 3%-4% of Na2O and 20%-25% of CaO, and the burning vector of the matte transparent frit is 1%-5%. According to the scheme, the light transmittance of a glaze layer is improved, the transparency is improved, meanwhile, the surface gloss can be kept to be uniformly dispersed and is not clear, and the glaze touch feeling is soft like velvet.

The invention discloses a hydrophilic self-cleaning glaze which comprises the following components in percentage by mass: 75-95% of hydrophilic frit and 5-25% of kaolin, the hydrophilic frit comprises the following components in percentage by mass: 2-4% of boric acid, 5-9% of lithium carbonate, 30-40% of wollastonite, 9-16% of calcined talc, 10-20% of kaolin, 13-22% of quartz and 8-12% of aluminum oxide. According to the hydrophilic self-cleaning glaze provided by the invention, on the premise of reducing the production cost, excellent and lasting self-cleaning performance can be realized, and the technical problem of poor timeliness of self-cleaning performance in the prior art is solved.

The invention relates to the technical field of ceramics, in particular to self-cleaning glaze using glaze frit, self-cleaning ceramic and a preparation method of the self-cleaning glaze. The self-cleaning glaze is prepared from the following raw materials in parts by weight: 15 to 20 parts of nano-hydroxyapatite modified difunctional body, 10 to 15 parts of glaze frit, 6 to 9 parts of modified filler, 4 to 7 parts of wollastonite and 3 to 5 parts of calcium carbonate. According to the frit for the glaze, the potassium feldspar, the nano zinc oxide, the calcite and the quartz are blended and coordinated, the frit for the glaze is prepared through blending of the raw materials, the frit for the glaze is matched with the difunctional body modified based on the nano hydroxyapatite, the modified filler, the wollastonite and the calcium carbonate, and through the co-matching and synergistic effect of the raw materials, the frit for the glaze is prepared. And the performance effect of the product is enhanced.

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 discloses a sanitary ceramic and a preparation method thereof, and belongs to the technical field of ceramics, the sanitary ceramic comprises a ceramic body and a glaze layer, the glaze layer is prepared from the following raw materials in parts by weight: 30 to 35 parts of feldspar, 23 to 26 parts of quartz, 10 to 15 parts of calcite, 5 to 8 parts of dolomite, 6 to 9 parts of zirconium silicate, 3 to 6 parts of zinc oxide, 2 to 3 parts of aluminum oxide, 1 to 3 parts of frit, 0.5 to 2 parts of modified silicon carbide whisker and 0.05 to 0.1 part of dispersing aid. The preparation method comprises the following steps: 1, preparing a sanitary ceramic green body; step 2, carrying out ball milling on the frit in advance according to parts by weight, then adding the rest raw materials, mixing, adding water, continuously carrying out ball milling, and then removing iron and sieving to obtain glaze slip; step 3, uniformly spraying the glaze slip on a sanitary ceramic green body to obtain a glazed green body; and step 4, performing glaze firing on the glazed green body to obtain the sanitary ceramic which is smooth and glossy in appearance and has good anti-pollution and antibacterial effects.

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 a titanium-based enamel coating resistant to cold and hot impact and suitable for low-temperature firing and a preparation method thereof.The titanium-based enamel coating comprises enamel frits and grinding additives, and the grinding additives comprise titanium powder, aluminum silicate fibers, sodium nitrite, clay and water; the preparation method comprises the following steps: firstly preparing the enamel frit, then mixing the enamel frit with a grinding additive to obtain enamel glaze slip, then pretreating the titanium substrate to remove surface dirt, then carrying out wet spraying on the enamel glaze slip on the surface of the pretreated titanium substrate, and finally, sequentially drying and sintering the titanium substrate sprayed with the enamel glaze slip to obtain the titanium-based composite material. The titanium-based enamel coating is prepared. The titanium-based enamel coating resistant to cold and hot impact and suitable for low-temperature firing can bear 700 DEG C water cooling circulation for 22-26 times without ceramic cracking or falling off, and has excellent cold and hot impact resistance; during preparation, the preparation process is simple, and the firing temperature is 835-845 DEG C and is reduced by more than 60 DEG C compared with the prior art.

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.