19 results about "Calcium Binder" patented technology

A high-toughness magnesium-calcium binder mortar material from multi-component high-salinity solid waste and a preparation method thereof are provided. Raw materials of the high-toughness magnesium-calcium binder mortar material from multi-component high-salinity solid waste include a dry powder mortar material, a shrinkage reducing agent, a water reducing agent and fibers, where an addition amount of the fibers is 1.0-2.0% of a mass of the dry powder mortar material; where in parts by weight, the dry powder mortar material includes: 28-40 parts of aging mixture, 10-15 parts of industrial solid waste gypsum, 5-8 parts of light burned magnesium oxide, 2-5 parts of high alumina cement, 3-8 parts of rubber powder and 30-40 parts of artificial fine sand; and where in parts by weight, the aging mixture includes 50-70 parts of municipal solid waste incineration (MSWI) fly ash and 30-50 parts of magnesite, as well as aluminum dihydrogen phosphate solution and phosphogypsum leachate.

The invention discloses a self-cleaning nano coating of photovoltaic glass, and aims to provide a self-cleaning nano coating special for photovoltaic module glass so as to improve the long-term effectiveness, high light transmission, wear resistance and weather resistance of a module, reduce the maintenance cost and improve the power generation efficiency. The nano coating is composed of the following components in percentage by mass: 30%-45% of a phosphate binder, 8%-15% of hollow silicon dioxide nanoparticles, 5%-12% of modified antimony-doped tin oxide nano sol, 1%-3% of a silane coupling agent and the balance of water, belongs to the technical field of fine chemical engineering.

Support for firing a ceramic powder comprising an alkali metal oxide and / or alkaline-earth metal oxide, said support comprising a porous ceramic body forming a cavity or a container for said powder, said porous body being coated on at least part of its inner surface with a ceramic coating, wherein said porous ceramic body has an open porosity of between 10% and 40% and a median equivalent pore diameter of between 0.1 and 30 micrometers and said ceramic coating comprises grains comprising a crystalline borocarbonitride phase, a binder phase of said grains comprising a non-alkali metal phosphate and preferably ceramic oxide grains or one or more ceramic oxide phases.

Compositions and principles for use before parturition in the prophylactic treatment of hypocalcemia in ruminant animals include compositions having phosphate binders for the prophylactic treatment of parturient hypocalcemia in ruminant animals. These compositions are presented in unit dosage forms, with one or more doses administered daily to the gastrointestinal tract of the ruminant animal, or in wet form. The composition contains one or more phosphate binders and one or more nutrients selected from minerals, vitamins, and amino acids, as well as a composition that includes an inhibitor of the small intestinal Na-phosphate transporter for the prophylactic treatment of parturient hypocalcemia in ruminant animals. Phosphate binders are selected from aluminum, iron, sevelamer, and lanthanum salts, with either inorganic or organic acids, hydrates thereof, or any mixture thereof.

The invention belongs to the field of phosphate binders, and relates to a straight-chain saturated aliphatic dicarboxylic acid-iron (III) compound, a preparation method and application thereof, in particular to application of the straight-chain saturated aliphatic dicarboxylic acid-iron (III) compound in preparation of drugs for treating or preventing hyperphosphatemia. The molar ratio of iron element to dicarboxylic acid in the dicarboxylic acid-iron (III) compound is 1: (0.8-1.2), the dicarboxylic acid is straight-chain saturated aliphatic dicarboxylic acid, and the compound is prepared by reacting ferric salt and dicarboxylate in a solvent. An in-vitro phosphorus binding experiment proves that the dicarboxylic acid-iron (III) compound disclosed by the invention is high in phosphorus binding amount of iron per unit mass in a pH range of 3-7, can also keep very high phosphorus binding capacity of iron per unit mass in an animal body, and is obviously superior to commercially available sucrose iron oxyhydroxide chewable tablets. As an oral phosphorus binding agent, the compound disclosed by the invention is stronger in phosphorus binding capacity of unit mass of iron in vivo, high in iron utilization rate, small in total dosage of iron element and lower in adverse reaction.

The application discloses a lubricating coating for high-temperature fasteners and a preparation method and application thereof. The lubricating coating is prepared by using inorganic phosphate as a binder, nano boron nitride, silver powder, molybdenum disulfide and tungsten disulfide as composite lubricants, antimony trioxide as an antioxidant, nano silicon dioxide as a phosphate binder reinforcing agent, water and anhydrous ethanol as a dispersion medium, and propargyl alcohol as a corrosion inhibitor. The coating is immersed or sprayed on the fastener, and a coating is formed after a certain curing condition. The coating has good adhesion, flexibility and impact resistance, and has no corrosion defects such as pitting, cracking and bubbling after an acetate salt spray test (AASS) for 240 hours. According to the locking torque test in accordance with HB 7687-2001, the locking torque requirement is met after 15 cycles at room temperature and 5 times of warm loading and then air cooling to room temperature. The application has a good application prospect in the field of high-temperature fastener coatings.

The present invention provides a lithographic printing ink composition that emulsifies quickly and does not experience a decrease in torque after emulsification. [Solution] A lithographic printing ink composition comprising a pigment, calcium carbonate, binder resin, petroleum-based solvent, and vegetable oil, characterized in that it is (1) to (3) as described below. (1) Contains polypropylene polyol, and the polypropylene polyol content in the lithographic printing ink composition is 0.01 to 5.0 parts by weight. (2) The pigment contains a disazo-based yellow pigment, and the pigment content in the lithographic printing ink composition is 5 to 15% by mass. (3) The calcium carbonate has a primary particle size of 0.02 to 0.10 μm, and its surface is treated with rosin acid and / or resin acid / fatty acid, and the content of the calcium carbonate in the lithographic printing ink composition is 1 to 30% by mass.

The present application relates to a kind of active and passive integrated fireproof insulation board and its preparation method, including n passive fireproof layer and n or n+1 active fireproof layer;Passive fireproof layer and active fireproof layer are integrated;Passive fireproof layer includes inorganic fiber felt and aerogel;Aerogel is obtained by curing adhesive aerogel stock solution, stock solution includes: 1000-4000 parts of silica sol by mass, silicate 50-150 parts, phosphate binder 10-50 parts, quicklime 5-20 parts, titanium white 5-50 parts, calcium stearate 10-50 parts, hydrophobic modifier 5-50 parts, acid-base regulator 5-50 parts and solvent 1000-4000 parts;Active fireproof layer is at least one of inorganic fireproof board material with heat decomposition active energy consumption, such as gypsum fireproof board.The present application solves the problems such as high organic content, poor flame retardance, high hygroscopicity and significant decline in thermal insulation performance and safety after use in existing fireproof insulation board.

The invention relates to a coating agent for coating acid-sensitive metal surfaces, which is an aqueous solution of an acidic phosphate binder, the coating agent comprising a peroxo compound and being free of chromium (VI) salts. The invention further relates to a method of coating a metal surface with such a coating agent, and to the use of such a coating agent for increasing the corrosion resistance of metal components in various industrial fields.

This invention discloses a high-performance silicon carbide plastic and its preparation method, belonging to the field of refractory materials technology. The high-performance silicon carbide plastic is composed of basic raw materials and additives. The basic raw materials include silicon carbide powder, corundum granules, corundum powder, micro powder, plasticizer, aluminate cement, and silicon carbide granules. The additives include plasticizers, retarders, modified basalt fibers, and phosphate binders. The modified basalt fibers are obtained by doping basalt fibers with zinc oxide and coating them with epoxy resin. The preparation method of this invention is simple. Through the design of the ratio of basic raw materials and additives, especially the combined use of modified basalt fibers doped with zinc oxide and coated with epoxy resin and retarder, the final silicon carbide plastic has high mechanical strength and excellent retarding properties, meeting the requirements for use in harsh environments such as high-temperature industrial kilns.

The application discloses a kind of diamond saw blade surface composite nano coating, it is related to diamond coating technical field, the composite nano coating includes bottom layer and phosphate composite layer;The bottom layer material raw material includes 71-83% titanium carbide, 15-25% tungsten carbide, 2-4% yttrium oxide according to mass percentage;The phosphate composite layer material raw material includes 5-10% phosphate binder, 8-14% alumina, 10-20% silicon carbide, 10-20% cerium-doped nano SiO2-BNNSs hybrid material, 5-10% graphene load molybdenum disulfide nanoparticles, the balance is water;Bottom layer material is coated on diamond saw blade surface by laser cladding process to form bottom layer, then phosphate reinforcing layer material is coated on bottom layer, i.e. diamond saw blade surface composite nano coating is obtained.The diamond saw blade surface composite nano coating provided in the application has very strong high temperature resistance, wear resistance.

The present invention provides methods and pharmaceutical compositions for reducing serum phosphate levels in mammals and humans comprising the combined use of component (a) a phosphate binder; and component (b) a phosphate transport inhibitor, wherein a therapeutically effective amount of at least one of the component (a) and component (b) administered to the subject is lower than a therapeutically effective amount of the component administered in the absence of the other component.

According to one aspect of the invention, there is provided a material for thermal energy storage, the material comprising one or more metallic substances selected from metals and / or metal alloys encapsulated in a structural host material, wherein the metallic substances have a melting point in the range of 300-900 °C, and wherein the structural host material comprises at least 90 mass% of a hardened inorganic binder comprising one or more of a hydraulic binder, an alkali-activated material and a phosphate binder. According to another aspect, the invention provides a method of manufacturing said material for thermal energy storage, the method comprising the steps of: - providing a mixture of a metallic substance in solid state and a dry unreacted binder capable of reacting with a specified liquid; - adding the specified liquid to the mixture, thereby creating a paste containing the binder of the metallic substance; - casting the paste into a desired shape; and - hardening the paste, including the reaction with the specified liquid, whereby the paste is transformed into a structural host material encapsulating the metallic substance. According to yet another aspect, there is provided a method of heating a process stream by electrical power, the method comprising: - directly or indirectly electrically heating an amount of a material for thermal energy storage; and - directly or indirectly heat exchanging the process stream with the amount of material, thereby heating the process stream with heat from the amount of material.

The invention relates to the technical field of refractory bricks, in particular to a phosphate combined light-burned high-alumina brick for a high-erosion-resistance Mannheim furnace hearth, which is prepared from the following raw materials in parts by weight: 30 to 35 parts of homogenized alumina, 35 to 40 parts of calcined alumina, 8 to 10 parts of ball clay, 1.5 to 2 parts of mixed liquor, 4 to 6 parts of aluminum dihydrogen phosphate solution and 10 to 15 parts of filler. According to the invention, after zircon in the base material is activated by dilute nitric acid and modified by a silane coupling agent, the surface activity is improved, the zircon and a phosphate binding agent generate strong chemical bonding, nano zirconium oxide in the auxiliary material forms a stable crystal structure after hydrothermal synthesis and high-temperature calcination, and the base material and the auxiliary material are tightly combined in the mixing process; uniformly distributed reinforcing units are formed in the matrix, and through double mechanisms of physical filling and interface chemical bonding, the densification degree and integrity of the matrix are remarkably improved, so that the permeation path of a corrosive medium is effectively blocked, and the long service life of the material is ensured.

A sealing system includes a shaft, a rotor configured to rotate with respect to the shaft, and a carbon-carbon composite seal ring arranged around the shaft such that it seals against the rotor. The carbon-carbon composite seal ring includes a monoaluminum phosphate binder layer disposed on at least one surface of the carbon-carbon composite seal ring and a ceramic layer disposed over the monoaluminum phosphate binder layer on the least one surface of the carbon-carbon composite seal ring. A method of manufacturing a seal is also disclosed.

The present invention provides methods and pharmaceutical compositions for reducing serum phosphate levels in mammals and humans comprising the combined use of component (a) a phosphate binder; and component (b) a phosphate transport inhibitor.

The invention discloses a preparation method of a high-salt-corrosion-resistant corundum phosphorus-free plastic material for a waste liquid furnace, which is characterized in that the durability of the traditional corundum plastic material in a high-temperature and high-salt corrosion environment is improved by combining a phosphorus-free silica sol with a nano material enhancement technology; silica sol is used for replacing a phosphate binder, and nano silicon dioxide is combined to generate a mullite strengthening phase in situ, so that the high-temperature strength and the densification degree of the material are remarkably improved; the multi-scale enhanced design of gradient nano silicon carbide and zirconium oxide is matched with a segmented sintering process to precisely regulate and control a grain boundary structure, so that a stable matrix with high thermal shock resistance and low thermal expansion coefficient can be constructed.

A magnesium oxychloride cement having improved strength retention in humid conditions and durability tests, the cement comprising: a hydrated magnesium oxychloride cement, a hydrated magnesium oxysulfate cement, a phosphate binder, and a hydrated magnesium silicate cement, the magnesium silicate cement comprising magnesium oxide and silica fume.

The invention discloses a super-hydrophobic intelligent fireproof coating and application thereof. The coating is prepared from the following raw materials in parts by mass: 1 to 2 parts of aluminum dihydrogen phosphate, 1.5 to 2.5 parts of magnesium oxide, 0.1 to 0.3 part of alpha-zirconium phosphate, 0.1 to 0.2 part of carbon fiber, 0.01 to 0.02 part of de-foaming agent, 1 to 2 parts of glass beads, 0.3 to 0.5 part of dolomite, 1 to 2 parts of fluorinated carbon nanotube / ferroferric oxide complex, 0.1 to 0.4 part of vanadium dioxide microcapsule and 0.1 to 0.15 part of hexagonal boron nitride. During construction, the phosphate binder and the nano modifier are pre-dispersed at 55-65 DEG C to form homogeneous slurry, agglomeration is avoided by vacuum stirring, and then directional arrangement of hexagonal boron nitride is regulated and controlled by a magnetic field-assisted coating technology to form a layered structure. The coating disclosed by the invention has the functions of daily super-hydrophobic self-cleaning and hydrophilic conversion in a fire disaster, and is suitable for steel structure protection.