34 results about "Bone china" patented technology

The invention relates to the technical field of ceramic production, and discloses a high-temperature hard glaze formula for bone china and a bone china production process. 4%-6% of aluminum oxide; 2%-5% of boron oxide; 3%-7% of zinc oxide; 3%-10% of an alkaline earth metal oxide; 7%-13% of alkali metal oxide; 0.5%-2% of zirconium oxide; and 0.5%-1.5% of titanium dioxide. According to the high-temperature hard glaze formula for the bone china and the bone china production process, a proper amount of boric oxide, zinc oxide and lithium oxide are added into the glaze, so that the thermal expansion coefficient of the glaze is effectively reduced, and the thermal stability of the bone china is improved; by adding aluminum oxide, the breaking strength of the bone china can be greatly improved; by adopting a lead-free formula, lead pollution is avoided, and the environment-friendly requirement is met; through the optimized glaze formula and process, the bone china surface has good glossiness and smoothness.

The invention belongs to the field of ceramic preparation, and particularly relates to bone china with high thermal shock resistance and a preparation method thereof. In order to solve the problem of insufficient thermal shock resistance of bone china in the prior art, the invention provides the bone china with high thermal shock resistance and the preparation method thereof, and the bone china adopts a three-layer gradient structure design and comprises a matrix layer, a middle transition layer and a surface compact layer. The matrix layer contains hydroxyapatite, bone ash, modified palygorskite, a fluxing agent and kaolin, the middle transition layer adopts anorthite and beta-tricalcium phosphate, and the surface compact layer is composed of ZrO2 and SiO2. The structure is optimized through segmented sintering and laser treatment, thermal stress concentration is remarkably reduced, and meanwhile excellent mechanical strength is guaranteed.

1. The name of this design product: Ornament (Bone China Aromatherapy Ornament Yingcai). 2. Purpose of this design product: for display and decoration. 3. The key point of the design of this product lies in its shape. 4. The picture or photo that best illustrates the design points: three-dimensional picture.

1. Name of the product in this design: Dinnerware Set (Bone China Fine Pattern Series). 2. Purpose of this design: Tableware for holding food. 3. The key design features of this product are the combination of shape and pattern. 4. Images or photos that best illustrate the design key points: usage status reference diagrams. 5. Other situations requiring explanation: Kit 1 is a tall bowl, and Kit 2 is a deep disc.

The invention belongs to the technical field of ceramics, and discloses a bone china product with an antibacterial function and a preparation method. The bone china product with the antibacterial function comprises a bone china body, a middle glaze layer and an antibacterial layer, the bone china body, the middle glaze layer and the antibacterial layer are sequentially stacked, and the antibacterial layer comprises a bone china glaze layer and a nano composite antibacterial agent embedded and fixed in the bone china glaze layer. The antibacterial glaze has lasting and stable antibacterial performance, is good in glaze quality, is simple to prepare and is suitable for industrial application.

The invention relates to the field of porcelain preparation, in particular to underglaze color bone china and a preparation method thereof. The preparation method comprises the following steps of green body preparation, pattern application, biscuit firing, glazing, glaze firing, cooling and inspection. The under-glaze color bone china prepared by the method is not easy to deform and discolor, small in color difference, stable in color and uniform in glaze surface, the high-temperature firing frequency is reduced by optimizing the process, toxic gas and excessive heavy metal cannot be generated in the whole process, and the requirements of energy conservation and environmental protection are met.

The invention relates to the technical field of bone china production and manufacturing, and discloses a bone china soup plate gradient temperature control firing process which comprises the following steps: checking a bone china biscuit formed by biscuit firing, crushing and finely grinding the defective bone china biscuit to form waste, and collecting the waste in a centralized manner; the waste materials collected in a centralized mode are classified and screened to obtain the waste materials with different granularities, and the waste materials are cooled to the room temperature after being locally melted to form a recyclable base material or filler. Mixing a recyclable base material or filler with the raw materials of the unformed green body in proportion to form a new green body, and putting the new green body into the tunnel kiln for secondary segmented biscuit firing to form a final bone china biscuit; and inspecting and polishing the final bone china biscuit, and then drying the final bone china biscuit. According to the method, the defective bone china biscuit is subjected to crushing, fine grinding, screening, melting and other treatments to be converted into a recyclable base material which is used for manufacturing a new green body, the resource utilization rate is increased, and raw material waste is reduced.

The utility model relates to the technical field of bone china glaze processing, and particularly discloses a colored bone china glaze integrated quantitative spraying device which comprises a storage hopper and a discharging shell, a top plate is arranged on the side, away from the discharging shell, of the storage hopper, a first motor is installed on the top plate, the output end of the first motor is fixedly connected with a first rotating shaft, and the output end of the first rotating shaft is fixedly connected with a second rotating shaft. A roller shaft is rotatably connected to the end of the first rotating shaft, a sieve plate is slidably arranged in the storage hopper, and the sieve plate is rotatably connected with the first rotating shaft; a second motor is installed on one side of the discharging shell, a second rotating shaft is fixedly connected to the output end of the second motor, a driving gear and a quantitative wheel are fixedly connected to the second rotating shaft, a plurality of grooves are formed in the quantitative wheel, and a transmission gear is arranged on one side of the driving gear; one side of the transmission gear is fixedly connected with a rotating block, the rotating block is arranged in the storage hopper, and the sieve plate corresponds to the rotating block.

The invention relates to the technical field of bone china, and particularly discloses a production process of synthetic bone meal for bone china, which comprises the following steps: S1, mixing calcium hydroxide and water according to a mass ratio of 1: 3 to prepare a calcium hydroxide emulsion; s2, the calcium hydroxide emulsion sequentially passes through four iron removal devices to be subjected to iron removal treatment, and the content of Fe2O3 in a final product is smaller than or equal to 0.12%; s3, hot-process phosphoric acid with the mass fraction of 85% and water are mixed according to the volume ratio of 1: 1, and a phosphoric acid solution is obtained; s4, under the condition of continuous stirring, uniformly adding the phosphoric acid solution into the calcium hydroxide emulsion according to the stoichiometric ratio calculated by complete reaction; by adopting the four-stage series iron removal device and combining online feedback adjustment, metal impurities in raw materials are effectively removed; the dripping speed and the reaction temperature of the phosphoric acid solution are accurately controlled in cooperation with a constant flow pump, and the uniformity and the stability of a reaction system are ensured, so that the chemical purity of the synthesized bone meal is remarkably improved, impurity interference is reduced, and a high-quality product with high whiteness and high light transmittance is obtained.

The utility model relates to the technical field of tableware gift boxes, and discloses a bone china tableware anti-shock and anti-falling gift box which comprises a box body, two sets of bearing seats are arranged on the surface of the rear end of the box body, a sliding block is driven by a fixing seat to slide into a guide rail, and a positioning column is aligned with a positioning groove. The positioning columns are pushed by the restoring force of the springs to slide in the spring grooves in a reset mode and penetrate through the positioning grooves, so that the purposes that the four sets of rubber pads are installed at the four corners of the box body and the four corners of the box cover and the box body is protected are achieved, then the positioning columns are pressed into the spring grooves, the sliding blocks slide out of the guide rails, and the purposes of disassembling and replacing the rubber pads are achieved; the problems that an existing rubber pad is highly solidified and adhered to a box body and a box cover, destructive stripping or cutting is needed during disassembly, a gift box body is damaged, and residual glue marks are difficult to clean are effectively solved.

1. Name of the product in this design: Dinnerware Set (Bone China Carnelian Series). 2. Purpose of this design: Tableware for holding food. 3. The key design features of this product are the combination of shape and pattern. 4. Images or photos that best illustrate the design key points: usage status reference diagrams. 5. Other situations requiring explanation: Kit 1 is a flat plate, and Kit 2 is a tall bowl.

1. The name of this design product: Ornament (bone china aromatherapy ornament with curtain light). 2. Purpose of this design product: for display and decoration. 3. The key point of the design of this product lies in its shape. 4. The picture or photo that best illustrates the design points: three-dimensional picture.

The invention relates to the technical field of ceramic materials, and discloses a bone china color baking composite coloring glaze surface curing treatment process, which comprises the following steps: S1, pretreating a bone china biscuit, including bionic micro-pit etching and silk protein activating solution spraying, to form a substrate with preset adhesiveness; s2, glaze is prepared, composite coloring is conducted on the surface of the substrate, and a coloring layer comprising a bottom-layer coloring structure and a surface-layer coloring structure is formed; and S3, carrying out curing treatment on the bone china biscuit with the coloring layer, so that the coloring layer and the bone china biscuit are combined to form a composite glaze surface. A honeycomb structure formed by bionic micro-pit etching provides a physical anchoring site for a substrate, and meanwhile, active ingredients in the fibroin activating solution and the volcanic ash powder synergistically enhance the chemical adsorption capacity, so that the dual effects of mechanical riveting and chemical bonding are generated between a glaze layer and a bone china green body, and the adhesion strength of a composite glaze surface is improved.

This invention discloses a kiln temperature control device for firing bone china tableware, relating to the field of kiln temperature control technology. The device includes a kiln with ceramic plates installed inside. The invention utilizes a U-shaped mounting bracket that slides on a connecting plate based on the size of the controller body. This allows the controller body to be fixed to both sides via two U-shaped mounting brackets. Fasteners are then used to secure the U-shaped mounting brackets to their positions on the connecting plate. The distance between the side plates on the rear plate is adjusted based on the distance between the fixing blocks on the two U-shaped mounting brackets, allowing the connecting rod to pass through the fixing blocks. Once the distance between the side plates is adjusted, screws are used to install the side plates in designated positions. The fixing blocks on the U-shaped mounting brackets are then fitted onto the connecting rod, and bolts are used to secure the fixing blocks to their positions on the connecting rod. This completes the installation of the controller body and facilitates disassembly, improving maintenance convenience.

The utility model relates to the technical field of mixing devices, and discloses a bone china raw material stirring and mixing device which comprises a tank body, and four groups of supporting legs are fixedly connected to the outer wall of the tank body at equal intervals. When the stirrer rotates, the synchronous belt scraping plate scrapes raw materials attached to the inner wall of the tank body, so that the manual cleaning frequency of the inner wall of the tank body is reduced, the raw materials fall to the bottom of the tank body along the circular arc of the scraping plate, the shipment amount is further increased, meanwhile, the scraping plate can stir the raw materials on the periphery of the stirrer, and the stirring efficiency is improved. The raw material mixing device is simple in structure and convenient to operate, the raw material mixing effect is improved, meanwhile, workers can conveniently replace and disassemble any group of damaged scrapers independently, then the practicability of the device is improved, and the problems that the raw materials are prone to being adhered to the inner wall of the tank body, the mixing amount is reduced, the batch shipment amount is reduced, and the finished product quality is affected due to uneven mixing are solved.

The embodiment of the invention provides a formula, a preparation method and application of a ceramic composite material, the formula of the ceramic composite material comprises a blank material formula and a glaze material formula, and the blank material formula comprises the following components in parts by weight: 35-50 parts of modified phosphorus slag, 15-35 parts of waste glass fiber short fiber, 7-25 parts of blast furnace slag, 2-10 parts of kaolin and 0-10 parts of clay. The mass content of calcium oxide in the modified phosphorus slag is more than or equal to 40wt%, and the mass content of iron oxide in the blast furnace slag is less than or equal to 0.15 wt%; the formula of the glaze comprises the following components in parts by weight: 20-50 parts of aluminum dihydrogen phosphate, 20-40 parts of waste glass fiber particles, 10-20 parts of kaolin, 8-15 parts of apatite, 3-10 parts of zinc oxide and 1-4 parts of a whitening agent. The three industrial waste residues including the phosphorus slag, the waste glass fiber and the blast furnace slag are adopted, elements including calcium, phosphorus, silicon and the like contained in the three industrial waste residues are fully utilized, the calcium-aluminum-silicon system ceramic composite material with the appearance characteristic similar to that of bone china is prepared, energy conservation can be achieved while the waste residues are solid, and the environment-friendly effect is achieved. The development trend of low-cost and high-environment-friendly novel ceramic composite materials is met.

1. Name of the product in this design: Dinnerware Set (Bone China Art Pattern Series). 2. Purpose of this design: Tableware for holding food. 3. The key design features of this product are the combination of shape and pattern. 4. Images or photos that best illustrate the design key points: usage status reference diagrams. 5. Other situations requiring explanation: Kit 1 is a tall bowl, and Kit 2 is a deep disc.

The invention belongs to the technical field of domestic ceramics, and particularly discloses a lightweight and high-strength domestic ceramic and a preparation method thereof. The domestic ceramic comprises a porous green body layer, a middle green body layer and a cover glaze layer, wherein the middle green body layer and the cover glaze layer sequentially cover the surface of the porous green body layer from inside to outside; the porous green body layer is prepared from the following raw material components in parts by weight: 30 to 35 parts of mechanically-piled mud, 40 to 45 parts of quartz, 10 to 15 parts of dolomite, 7 to 10 parts of calcium carbonate and 3 to 5 parts of zirconium silicate; and the pore-forming agent is a high-molecular polymer. The prepared domestic ceramic has high mechanical strength and smooth glaze appearance on the premise of reducing the weight of the product. Compared with bone china with the same thickness, the domestic ceramic has the advantages that the weight is reduced by 15-30%, and the impact strength is increased by more than 30%.

1. The name of this design product: Ornament (bone china aromatherapy ornament bamboo liter). 2. Purpose of this design product: for display and decoration. 3. The key point of the design of this product lies in its shape. 4. The picture or photo that best illustrates the design points: three-dimensional picture.

This invention belongs to the field of daily-use ceramics technology, specifically disclosing a lightweight and high-strength daily-use ceramic and its preparation method. The daily-use ceramic comprises a porous body layer, an intermediate body layer, and a surface glaze layer, wherein the intermediate body layer and the surface glaze layer sequentially cover the surface of the porous body layer from the inside out. The raw material components of the porous body layer include a base material and a pore-forming agent. The base material, by weight, comprises: 30-35 parts machine-made clay, 40-45 parts quartz, 10-15 parts dolomite, 7-10 parts calcium carbonate, and 3-5 parts zirconium silicate. The pore-forming agent is a high-molecular polymer. The resulting daily-use ceramic, while reducing product weight, simultaneously possesses high mechanical strength and a smooth glaze appearance. Compared to bone china of the same thickness, this daily-use ceramic not only reduces weight by 15-30% but also increases impact strength by more than 30%.

The invention provides bone china high-glossiness dark black glaze, a ceramic product with the glaze and a preparation method, and belongs to the technical field of ceramic production, the dark black glaze comprises the following raw materials: low-zinc frit, Longyan clay, zirconium silicate, cobalt melanin and organic rubber powder; the ceramic product comprises a green body and dark black glaze covering the surface of the green body, the preparation method comprises the following steps: preparing glaze slip, glazing and sintering, the black ground glaze adopts low-zinc basic fritted glaze with a lower melting point and relatively stable cobalt melanin, cobalt in the melanin is inhibited from emitting blue color, cobalt is weakened to be blue, and the glaze surface is controlled to float blue, so that deeper black color is shown, and the dark black ground glaze is provided; the transparent cover glaze adopts high-brightness medium-low-temperature zinc-free fritted glaze, the two layers of glaze surfaces do not react and interfere with each other and complement each other, a bright black glaze surface is finally formed, and waste glaze generated during glazing can be recycled after being processed, so that the efficiency is improved, the cost is reduced, energy is saved, emission is reduced, and environmental pollution is avoided.

The invention discloses bone china with high glaze hardness and a preparation method thereof. The bone china comprises a synergistic modified basic glaze, functional small organic molecules, a silica structure regulating agent, an inorganic structure stabilizer, a melting behavior regulating agent, a dispersing agent, a flatting agent and a defoaming agent, wherein the synergistic modified basic glaze takes feldspar, quartz, bone ash and wollastonite as basic glaze minerals; gamma-aminopropyltriethoxysilane and boric acid are introduced to carry out synergistic structure regulation and control on a silicon-oxygen network, and the functional small organic molecule is adamantane-1, 3-dicarboxylic acid. The components are prepared into glazing slurry, the surface of a bone china green body is coated with the glazing slurry, and the bone china product with high glaze hardness is obtained through drying and high-temperature firing. According to the invention, on the premise of not obviously influencing the gloss and the appearance quality of the glaze surface, the densification of the glaze layer structure is realized, the wear resistance, the scratch resistance, the chemical corrosion resistance and the cold and heat cycle resistance of the glaze surface are obviously improved, and the practical value and the popularization prospect are good.

1. Name of the designed product: tea tray (bone china). 2. Use of the designed product: for placing tea set. 3. Design points of the designed product: in shape. 4. Picture or photo best indicating the design points: perspective view.

The present application relates to the technical field of bone powder prepared from phosphorus-containing sludge, in particular to bone powder prepared from phosphorus-containing sludge and a preparation method thereof.The bone powder prepared from phosphorus-containing sludge is prepared from the following raw materials in mass percentage: 85%-95% of phosphorus-containing sludge and 5%-15% of cooked talc.The phosphorus-containing sludge is high-concentration phosphorus-containing wastewater generated in the production process of food enterprises and is treated by hydrolysis acidification, anaerobic-anoxic-aerobic combined process.The present application utilizes a kind of treated phosphorus-containing sludge, utilizes the characteristics of cooked talc, such as strengthening, toughening, improving whiteness, and reducing sintering temperature, to prepare bone powder prepared from phosphorus-containing sludge, which has reasonable calcium-phosphorus ratio, less impurities, high whiteness, and the new type bone quality porcelain produced by using the bone powder prepared from phosphorus-containing sludge has high mechanical strength, high whiteness, transparent porcelain body, smooth glaze surface, and good thermal stability.

This application belongs to the field of ceramic preparation, and particularly relates to a high thermal shock resistant bone china and a preparation method thereof. In order to solve the problem of insufficient thermal shock resistance of bone china in the prior art, this application provides a high thermal shock resistant bone china and a preparation method thereof, which adopts a three-layer gradient structure design, including a matrix layer, an intermediate transition layer and a surface dense layer. The matrix layer contains hydroxyapatite, bone ash, modified palygorskite, flux and kaolin. The intermediate transition layer uses anorthite and β-tricalcium phosphate. The surface dense layer is composed of ZrO2 and SiO2. By segmental sintering and laser treatment to optimize the structure, the thermal stress concentration is significantly reduced, and at the same time, excellent mechanical strength is ensured.

The utility model relates to the technical field of magnetic separators, and provides a weakly magnetic impurity magnetic separator for bone china processing, which comprises a bottom plate, the top of the bottom plate is fixedly connected with a conveying frame, the circumferential surface of the conveying frame is in transmission connection with a conveying belt, and the top of the bottom plate is provided with a magnetic separation device; the magnetic separation device comprises a motor, the motor is arranged above the bottom plate, and a support is fixedly connected to the top of the bottom plate. Through mutual cooperation of the water tank frame, the water tank, the rotating shaft, the belt, the baffle and other components in the cleaning device, when the motor is started, the magnetic separation effect is achieved through transmission of the belt; when the two-way threaded rod rotates, the rotating shaft is driven to rotate, when the rotating shaft rotates, the baffle intermittently opens the water outlet, water in the water tank flows on the conveying belt through the water outlet to clean bone china, the cleaned water flows into the waste water tank through the water guide groove, and waste water is collected while the cleaning effect is achieved.

The invention belongs to the field of ceramic materials, and particularly relates to lead-free and cadmium-free bone china and a preparation method thereof. The lead-free and cadmium-free bone china is prepared from the following raw materials in parts by weight: 40-50 parts of bone meal, 8-15 parts of feldspar, 6-12 parts of quartz, 5-10 parts of clay, 18-30 parts of kaolin and 6-8 parts of lead-free and cadmium-free glaze. Wherein the lead-free and cadmium-free glaze is independently researched and developed and used for producing a lead-free and cadmium-free bone china finished product, the low thermal expansion coefficient, high wear resistance and chemical stability of the glaze are achieved under the lead-free and cadmium-free condition, the bismuth content is low, and the lead-free and cadmium-free bone china is suitable for low-cost large-scale production of the lead-free and cadmium-free bone china.

The invention discloses a preparation method of bone china with high thermal stability, and relates to the technical field of ceramic forming products. A formula of a bone china green body of the bone china with high thermal stability comprises the following components in parts by mass: 45-55 parts of bone ash, 12-18 parts of quartz, 8-12 parts of potassium feldspar, 10-15 parts of kaolin, 3-6 parts of aluminum oxide, 1-4 parts of zirconium oxide, 1-4 parts of lanthanum oxide, 1-2 parts of barium carbonate, 0.5-1.5 parts of epoxy resin and 1-2 parts of a silane coupling agent. Compared with the prior art, the compactness is remarkably improved, micropores in the green body are reduced, and the structure is more uniform and compact.

1. The name of this design product: Ornament (bone china aromatherapy ornament with ridges). 2. Purpose of this design product: for display and decoration. 3. The key point of the design of this product lies in its shape. 4. The picture or photo that best illustrates the design points: three-dimensional picture.