14 results about "Feldspar" patented technology

The invention provides a method for producing a transparent clinker capable of being compounded with a colored glaze ceramic blank and relates to the technical field of building materials. The method comprises the following steps: taking quartz, potash feldspar, soda feldspar, calcite, soapstone, dolomite, barium carbonate, sodium carbonate, potassium carbonate, sodium borate and boracic acid, which are all 80-700kg and less than 100 meshes, and taking 100kg sodium chloride, sodium sulfate or fluorite, which is less than 100 meshes, as a clarifying agent; uniformly mixing the raw materials of the clinker, and then placing into a glass tank furnace for melting at 1520-1600 DEG C; and performing water-quenching, drying, crushing and screening on the melt material, thereby obtaining 20-200 mesh transparent clinker dry grains containing 50-70% of SiO2, 5-20% of Al2O3, 0-10% of CaO, 0-10% of MgO, 2-8% of K2O+Na2O, 0-8% of BaO, 0-8% of B2O3, 1-10% of clarifying agent and less than 0.5% of water. The method is used for producing the clinker; materials are selected within a preset component scope of the products; and the technology is standardized.

The invention relates to a low-density high-intensity ceramsite fracturing propping agent and a preparation method thereof. The low-density high-intensity ceramsite fracturing propping agent has a core material body which is composed of the following materials in percentage by weight: 30-40% of bauxite, 10-15% of talcum, 10-12 % of mullite, 12-15% of metakaolin, 6-15% of potassium feldspar, 3-6.5% of titanium dioxide, 1-3% of manganese powder, 3-4.5% of nano calcium carbonate, 2.5-3.5% of iron trioxide and 2.5-3.5% of magnesium orthosilicate; a gel breaker layer is arranged outside the core material body, and the gel breaker layer is sequentially coated with an external coating and a lubricant layer. When in preparation, various materials are firstly ball-milled, sieved and graded, and then matched in different ways; the potassium feldspar and the titanium dioxide both can reduce reaction temperature to a certain extent; the added manganese powder mainly plays a role in catalyzing; the nano calcium carbonate plays a role in reducing density of product; sintering temperature needed by the product is 1250 DEG C; the product is low in density, strong in anti-fracture capacity and high in sphericity; and meanwhile, the production technology is simple and easy to popularize and implement.

The invention provides a ceramic floor tile with diatom mud and a method for manufacturing the ceramic floor tile. The ceramic floor tile comprises a base layer, a surface layer and an adhesion layer. The adhesion layer is arranged between the base layer and the surface layer, and the base layer is made of the diatom mud, feldspar, kaolin, quartz, clay, porcelain clay, moire stone, marble, broken iron, polystyrene and polyacrylate; the surface layer is made of the diatom mud, Kunshan stone, carborundum disc stone, colorants, pebble, glass cloth, plastic particles, polyurethane, ethylene-ethylic acid ethylene copolymers, silicon dioxide and aluminum oxide. The ceramic floor tile and the method have the advantages that the ceramic floor tile is made of nontoxic and pollution-free raw materials, and the diatom mud which is a main material is easy to obtain, is natural and pollution-free and has diversified sterilization, disinfection and waterproof merits; the ceramic floor tile is made of the easily available materials, processing and manufacturing processes are simple, and the ceramic floor tile manufactured by the aid of the method is high in smoothness and quality.

The invention provides a foaming-ceramic heat insulating board. The foaming-ceramic heat insulating board is characterized by being prepared from, by weight, 25-30 parts of fusible clay, 6-12 parts of diatomaceous earth, 6-12 parts of alkalifeldspar, 5-10 parts of dolomite, 2-5 parts of starch, 6-12 parts of nano-scale silica fume, 6-12 parts of cement, 6-12 parts of lime, 1-2 parts of anionic surfactant, 0.5-3 parts of foaming agent, 1-4 parts of reinforcing elements, 0.1-0.5 part of triton X-100 and 100-190 parts of water; the reinforcing elements are titanium-system reinforcements or aluminum-system reinforcements or boron-system reinforcements or silicon-system reinforcements. The foaming-ceramic heat insulating board is low in heat conductivity coefficient, high in breaking strength, low in density and not prone to water permeation, and can be widely used for wall materials, heat insulating materials and underground engineering materials. As the triton X-100, the anionic surfactant and the starch are combined to be used, the porosity rate of the board is increased, and bubbles can be more evenly distributed.

The invention discloses high-strength crack-resistant concrete. The main materials used in the concrete include the following raw materials, in parts by weight, 30 to 35 parts of stone, 8 to 10 partsof cement, 20 to 23 parts of sand, 5 to 6 parts of water, 0.3 to 0.5 part of water reducing agent, and 2 to 3 parts of fly ash. The auxiliary materials used in the concrete include the following raw materials, in parts by weight, 8-10 parts of expanded polystyrene granules, 2-4 parts of lignocellulose, 3-4 parts of polypropylene fiber, 4-6 parts of fluororubber, 2-4 parts of quartz sand, 6-10 parts of feldspar, 0.2-0.6 part of sodium silicate, 4-8 parts of boric acid, and 2-3 parts of sodium hydrogencarbonate. According to the invention, the tensile strength of the whole concrete can be enhanced and the concrete can be prevented from breaking by adding the glass wool fiber into the raw materials, and with addition of expanded polyphenyl granules, lignocellulose, polypropylene fiber and fluororubber, the elasticity of the concrete is increased, and when subjected to strong impact, the concrete does not break immediately, thereby avoiding splashing after particle breakage.

The invention relates to the modification of cast stone. The cast stone is modified and prepared into a wear-resistant composite microcrystalline sheet material by the addition of some raw materials. The wear-resistant composite microcrystalline sheet material is concretely prepared by the following steps of: uniformly mixing natural basalt, quartz sand, feldspar, changbaiite, boron nitride and molybdenum disulfide according to a certain weight ratio, heating the mixture into a crystallization tank furnace for crystallization, fully melting, followed by water quenching to prepare crystallized pellet diet; placing the pellet diet into a thermal furnace for heating, softening, melting, laying flat to obtain a smooth and flattening sheet material, preparing into a polycrystalline sintered body with a hard microscopic structure, cooling by annealing, grinding, polishing, and cutting into the required specification. The invention relates to a high-strength, high wear-resistant and corrosion-resistant protective material. Due to the adoption of natural inorganic materials, the novel green environmental-protection wear-resistant composite microcrystalline sheet material, which is prepared by two-time high-temperature sintering, is characterized in that its wear resistance can be more than ten times than that of common carbon steel, the microcrystalline sheet material has strong wear-resistant performance; and its use cost is low.

Ultrawhite stoneware is disclosed. The ultrawhite stoneware comprises, by weight, 25% of aedelforsite, 10% of potassium sand, 15% of aluminous soil, 5% of kaolin, 21% of potash feldspar, 21% of albite and 3% of talcum. The production process of the stoneware includes steps of: 1) ball milling, 2) performing spray granulation, 3) feeding into a powder storage bin, 4) performing compression moulding, 5) sintering and 6) examining. Beneficial effects of the ultrawhite stoneware and the production process are that: the whiteness of the product is higher than 53 degrees, and the product is free of chemical raw materials harmful to human health such as zirconium silicate so that the product is free of a problem of radioactivity exceeding the standards. The formula structure of the product is formed by low-temperature quick sintering, thus largely saving energy consumption.

The invention relates to alkali-free glass fiber yarn, which is prepared from the following raw materials in percentage by weight: 20 to 40 percent of pyrophyllite, 15 to 23 percent of borocalcite, 7to 13 percent of limestone, 2 to 5 percent of feldspar, 4 to 8 percent of kaolinite, 3 to 7 percent of dickite, 2 to 6 percent of fluorite, 3 to 9 percent of borax, 1 to 3 percent of fluorite, 1 to 4percent of mirabilite, 0.2 to 1.0 percent of pure alkali, 3 to 12 percent of aluminum oxide, 2 to 6 percent of waste glass fiber yarn and 0.3 to 0.7 percent of a composite clarifying agent. The alkali-free glass fiber yarn disclosed by the invention has the characteristics of high acid-alkali resistance, high mechanical strength, high rigidity, aging resistance, high electric insulation property and high stability.

The invention relates to the technical field of mineral separation, in particular to a comprehensive utilization method of pegmatite containing tantalum, niobium, cassiterite, feldspar and spodumene. The comprehensive utilization method of the pegmatite comprises the following steps: crushing and grinding raw ore, and then carrying out flotation, magnetic separation, reselection, concentration, dehydration, precipitation and clarification combined mineral separation process, so that valuable mineral resources such as mica, tantalum-niobium ore, cassiterite, feldspar, spodumene, building material sand and the like contained in the pegmatite can be recycled; the method has the advantages that the method is simple in process, high-quality recovery of spodumene concentrate and feldspar concentrate products and the like can be achieved, the comprehensive recovery utilization rate is high, nearly zero emission of tailings and tail water can be achieved, the method is suitable for large-scale production and application, and stable beneficiation indexes can be kept.

The invention relates to a glassware cup body material, which comprises, by weight, 60-70 parts of silicon dioxide, 35-45 parts of quartz sand, 20-28 parts of feldspar, 10-15 parts of soda ash, 5-10 parts of an organic photochromic material, 1-5 parts of calcium fluoride, and 0.1-0.6 part of a curing agent. The glassware cup body material of the present invention has excellent performance and is easy to process.

The invention discloses a lightweight heat insulation foaming stone heat preservation plate and a preparation method thereof. The heat preservation plate is prepared from the following ingredients inpercentage by weight: 90 to 97 percent of feldspar, 1 to 2 percent of water glass, 2 to 8 percent of mineralizing agents and 0.4 to 2 percent of foaming agents. The preparation method of the heat preservation plate is characterized in that firstly, materials are mixed and are subjected to fine grinding; then, a silicon carbide material is used for manufacturing box body saggar; a clay anti-cohesion layer is coated at the inner surface of the saggar; the mixed materials are put into the saggar and are subjected to foaming sintering in a tunnel kiln; the sintering foaming temperature is 1200 to1250 DEG C; after slow cooling, large-block-shaped foaming stone is obtained; then, the stone is cut and processed into various block shapes. The volume density is smaller than that of a lightweight heat preservation brick; the mechanical strength is higher than that of the lightweight heat preservation brick; the heat insulation and heat preservation performance is superior to that of the lightweight heat preservation brick; the use temperature is higher than that of foam glass and foam ceramics; the heat preservation plate can be used for outer layer heat preservation of high-temperature equipment such as high-temperature kilns; the heat insulation and heat preservation effects can be obviously improved.