10 results about "Ceramic industry" patented technology

The invention provides a ceramic industry carbon footprint accounting method and system based on PINN and multi-level process path modeling, a medium and a processor, and the method comprises the steps: S1, constructing a level process path network based on a process node and a carbon factor interface according to a ceramic processing process; s2, analyzing the hierarchical process path network, and determining an application hierarchy of a PINN model; s3, constructing a PINN model corresponding to the application hierarchy and training the PINN model; s4, fusing the trained PINN model and the hierarchical path network, and performing carbon emission prediction; and S5, real-time on-line monitoring of actual carbon emission data is carried out, and comparison evaluation is carried out on the actual carbon emission data and a prediction result so as to correct the prediction precision of the PINN model. The method can comprehensively consider the thermodynamic mechanism and the data-driven prediction capability, has the advantages of physical consistency, strong generalization capability, online deployment and the like, and effectively solves the problems of strong static property, poor physical consistency, weak regional adaptability and the like of the existing accounting model.

The invention discloses a fluoride-free and acid-free method for recycling high-grade quartz from sulfide tailings, and belongs to the technical field of comprehensive utilization of mineral resources. According to the method, through the technical route of directional grading pretreatment and fluoride-free and acid-free collaborative reverse flotation separation, the separation problem of quartz and gangue minerals in the sulfide tailings is effectively solved, the quartz concentrate with the SiO2 grade larger than or equal to 90% is obtained, the cost of a beneficiation reagent per unit quartz concentrate is smaller than 50 yuan / ton, and the standard requirements of the glass and ceramic industry are met. The method not only improves the quartz recovery rate, but also effectively avoids fluoride and acid wastewater pollution in the traditional process, has good environmental protection property and economical efficiency, is suitable for large-scale industrial production, and provides a new technical solution for resource utilization of the sulfide tailings.

The utility model discloses a water absorption tester for building ceramic tiles, which is characterized in that a stacked bearing foot stool and an insertion hole fixing structure enable equipment to be more convenient to store and transport, a plurality of units can be stacked and stored, the space is effectively saved, and the water absorption tester is particularly suitable for batch detection scenes. In the aspect of operation, the upper-layer water storage tank is open, accurate water injection is facilitated, reliable reference water volume is formed, the water level naturally drops, the water absorption dynamic state of the ceramic tile can be visually presented, and manual intervention or external device intervention is not needed. After water absorption is completed, a valve at the bottom of the water collecting hopper is opened, residual water is discharged into the lower-layer water storage tank through the funnel-shaped water collecting hopper, a vertical stacking drainage path simplifies operation, and personal errors are reduced. The water level can be directly observed and recorded through a transparent window and a graduated scale of the lower-layer water storage tank, and mechanical visual metering is visual and reliable. The whole equipment replaces part of electronic components through mechanical modular design, hardware configuration is simplified, the manufacturing cost is reduced, meanwhile, the durability is enhanced through a welding and fixing connection mode, the maintenance requirement is reduced, and an efficient, economical and high-adaptability detection tool is provided for the architectural ceramic industry.

The application discloses a production method of porcelain mud made of waste porcelain powder, and belongs to the technical field of ceramic materials. The method comprises the following steps: step 1, adding waste porcelain powder, sodium feldspar, potassium feldspar, ball clay, high-white primary ore, modified kaolin and calcined talc into a ball mill according to weight parts, adding water, ball-milling and mixing for 24-36 hours to obtain mud; and step 2, screening the mud obtained in step 1 to remove iron, pressure filtering, and refining the mud to obtain porcelain mud. The modified kaolin in the application has high dispersing performance and is not prone to agglomeration, and the mixing effect is excellent. The porcelain mud made of waste porcelain powder in the application has high plasticity and is not prone to cracking, dry shrinkage and other phenomena in the use process; the application not only effectively utilizes the waste porcelain powder generated by the ceramic industry, but also widens the production method of porcelain mud, and has great significance for the ceramic industry.

The present application relates to the technical field of the production of sanitary ceramics, and in particular relates to a green body for eliminating sintering blisters from a high-pressure formed ceramic, and a preparation method therefor. On the basis of the mass percentage of raw materials, the green body comprises: 20%-25% of kaolin, 1%-3% of quartz, 5%-8% of ball clay, 17%-27% of high-alumina porcelain stone, 3%-8% of waste porcelain, 3%-10% of low-glaze recycled mud, 0%-5% of raw porcelain clay, 10%-15% of water-washed porcelain clay, 10%-21% of spodumene tailings and / or microcline, and 2%-5% of wollastonite. The green body is obtained by means of high-pressure slip casting, drying and sintering. In the present application, the formation and blocking mechanisms of sintering blisters are precisely determined, thereby effectively controlling the defect of sintering blisters in high-pressure formed sanitary ceramic products. In addition, a large number of industrial solid waste raw materials such as waste porcelain, waste mud and spodumene tailings are used in the formula of the green body of the present application, which helps to reduce the accumulation of industrial solid waste, reduce environmental pressure and promote the sustainable development of the sanitary ceramics industry.

The application relates to the technical field of ceramic industry, and provides a debonding agent capable of improving the thixotropy of mud and a preparation method thereof. The debonding agent comprises the following raw materials in parts by weight: 5-12 parts of enzymatic hydrolysis lignin, 3-10 parts of amino acid, 3-10 parts of glyoxal, 6-15 parts of methylene phosphonate, 6-15 parts of polyoxyethylene ether, 5-10 parts of polyethylene glycol diacrylate, 5-10 parts of acrylic monomer, 1.5-5 parts of cyclotriphosphazene crosslinking agent, 1-5 parts of silicate and 0.5-3 parts of tannic acid; the amino acid modified lignin is obtained through crosslinking reaction of enzymatic hydrolysis lignin, amino acid and glyoxal; the enzymatic hydrolysis lignin, amino acid, glyoxal, polyethylene glycol diacrylate, acrylic monomer and cyclotriphosphazene crosslinking agent are polymerized to form a crosslinking network, and the tannic acid is doped in the crosslinking network structure. The debonding agent provided by the application is compounded by using a polymer crosslinking structure and various functional raw materials, has good fluidity and thixotropy, and has very excellent debonding effect.

The application discloses a preparation method of super-smooth daily-use porcelain white glaze, which completely replaces traditional quartz as a main silicon source with an industrial by-product lithium residue, introduces bismuth oxide (Bi2O3) as an efficient fluxing agent, and supplements tin oxide (SnO2) and antimony oxide (Sb2O3) as functional additives to form a K-Na-Ca-Mg-Sb-Bi multi-element eutectic system; and introduces potassium nitrate (KNO3) as an oxidation stabilizer to inhibit the precipitation of bismuth-based microcrystals and eliminate the yellowing phenomenon of the glaze surface caused by the change of the valence of bismuth elements, so that high-quality glaze surfaces with super-smooth surfaces and high whiteness are successfully obtained while the firing temperature is significantly reduced. The application significantly reduces the dependence on traditional non-renewable mineral resources such as high-grade quartz and feldspar, saves the raw material cost, meets the needs of green environmental protection and circular economy development, and provides a new path for the sustainable development of the ceramic industry.

The application relates to the technical field of ceramic industry, and provides a ceramic body reinforcing agent and a preparation method thereof.The ceramic body reinforcing agent comprises the following raw materials in parts by weight: 10-22 parts of a polydopamine modified bentonite-polyphosphate calcium composite material, 6-15 parts of a lignin modified inorganic particle, 5-12 parts of sepiolite powder, 3-10 parts of an inorganic binder, and 0.1-2 parts of a sodium lithium magnesium silicate salt; the polydopamine modified bentonite-polyphosphate calcium composite material is generated by the reaction of bentonite, nanometer silicon dioxide, a hydrocarbyl sulfonate, dopamine hydrochloride, aluminum chloride and polyphosphate calcium; and the lignin modified inorganic particle is generated by the reaction of an inorganic particle and alkali lignin.The ceramic body reinforcing agent has the advantages of small use amount and great enhancement of the structure strength of the body, and can greatly improve the strength of the ceramic body without affecting the fluidity of the slurry.

The utility model discloses a ceramic raw material deironing and coarse crushing device which comprises a crushing cabin, a crushing assembly, a magnetic separation assembly, a feeding hopper, a separation hopper and an output assembly. The crushing assembly is arranged in the crushing cabin, comprises a main shaft rod, a driving motor, a crushing rotating wheel and a fixed ring wheel, and is used for carrying out coarse crushing treatment on the raw materials. The magnetic separation assembly comprises a flow guide box and a magnetic rod, the flow guide box is movably arranged in the separation hopper and is driven by a linear vibrator to achieve high-frequency vibration, and the magnetic rod is used for adsorbing iron impurities in the ceramic raw materials. The main shaft rod is connected with the crushing rotating wheel and sleeved with the fixed ring wheel to form a crushing cavity. The flow guide box drives materials to pass through the magnetic separation area in the vibration process to achieve iron removal. The device realizes continuous crushing and synchronous iron removal of ceramic raw materials, is compact in structure and high in impurity removal efficiency, and is suitable for raw material pretreatment in the ceramic industry.

The invention discloses a preparation method of ultra-smooth domestic porcelain white glaze, which comprises the following steps: completely replacing traditional quartz with industrial by-product lithium slag as a main silicon source, introducing bismuth oxide (Bi2O3) as an efficient fluxing agent, and supplementing tin oxide (SnO2) and antimony oxide (Sb2O3) as functional additives to form a K-Na-Ca-Mg-Sb-Bi multi-element eutectic system; and potassium nitrate (KNO3) is introduced as an oxidation stabilizer to inhibit the precipitation of bismuth-based microcrystals and eliminate the yellowing phenomenon of the glaze surface caused by the valence change of the bismuth element, so that the firing temperature is obviously reduced, and meanwhile, the high-quality glaze surface with an ultra-smooth surface and high whiteness is successfully obtained. According to the invention, the dependence on non-renewable mineral resources such as traditional high-grade quartz and feldspar is obviously reduced, the cost of raw materials is saved, the requirements of green environmental protection and circular economy development are met, and a new path is provided for sustainable development of the ceramic industry.