56 results about "Sodium silicate" patented technology

The invention relates to a fire resistant material radiation energy saving paint painted at the inner liner of the furnace, which belongs to the inorganic paint field. The radiation energy saving paint is mixed of powder and water, wherein the composition of the powder is as follows: binding material accounting for 1 percent to 4 percent, filling material accounting for 34 percent to 65 percent and radiating material accounting for 34 percent to 65 percent. The weight ratio of the powder and the water is 1:1 to 1.6. The binding material is composed of quick-dissolving sodium silicate powder of 70 percent to 100 percent and carboxymethyl cellulose of 0 percent to 30 percent, the filling material is composed of fused silica powder of 60 to 100 percent, high temperature alumina powder of 0 percent to 40 percent, clay of 0 percent to 3 percent and zircon powder of 0 percent to 30 percent of, and the radiating material is composed of silicon carbide of 45 percent to 84 percent, ferric oxide of 0 percent to 15 percent, cerium oxide of 0 percent to 30 percent and manganese dioxide of 0 percent to 10 percent. The radiation energy saving paint of the invention has the advantages that the thermal shock resistance is superior, the heat insulating property is good, the radiation coefficient is high, and the operation of the preparation technology is simple and convenient.

The invention provides an organic and inorganic composite aluminium alloy non-chromium passivation treatment fluid, pertains to the field of metal materials, relates to a problem of treatment of metal material surface, and in particular to a passivation treatment fluid which can improve the corrosion resistance of the aluminium alloy surface and does not contain hexavalent chromium. The passivation treatment fluid is characterized in that organic resin such as waterborne acrylic resin, polyurethane or the like is adopted as a film forming agent, and a ferrate inorganic passivating agent, a stabilizing agent and a curing agent are added to prepare an organic and inorganic composite passivation solution; the concentration weight percentages of the components in the passivation solution are as follows: 10 to 25 percent of organic resin film forming agent of waterborne acrylic resin or polyurethane, 0.01 to 2 percent of ferrate inorganic passivating agent, 0.05 to 5 percent of sodium silicate passivation solution stabilizing agent, and 0 to 5 percent of curing agent; phosphoric acid is used for adjusting the pH value to 4-6; and the balance is deionized water. The method of roll coating, dip coating or the like is adopted for evenly coating the passivation solution on the surface of the aluminium alloy, then non-chromium passivation film with good corrosion resistance is obtained after curing at the temperature above 80 DEG C, and the passivation solution meets the requirement of environment protection.

The invention discloses a permeable crystallization type concrete waterproofing agent, which is prepared from the following components by weight: 15-25 parts of sodium silicate, 3-6 parts of sodium methyl silicate, 1-5 parts of sodium alginate, 4-8 parts of gelatin, 1-5 parts of dodecyl ethoxy sulphobetaine, 1-3 parts of sodium carbonate, 1-4 parts of sodium citrate, 1-4 parts of triethanolamine, 2-10 parts of aluminum potassium sulfate, 2-6 parts of calcium sulfate, 1-3 parts of polyacrylamide, 1-6 parts of calcium lignosulphonate, 3-6 parts of carboxymethylcellulose, 2-5 parts of calcium hydroxide, 1-3 parts of boric acid, and 60-90 parts of water. The waterproofing agent disclosed by the invention has the advantages of good waterproof performance, durability and self-healing property, and low cost, and can be applied to waterproofing of roofing, basements, toilets and the like.

The invention relates to a magnesium calcium fire-proof plant fibre board and the preparation method thereof, and consists of 1 to 2.4 parts of abio-glue gelled material, 1.5 to 2.5 parts of plant fibres, 0.025 to 0.03 parts of cymene sodium silicate and 1.4 to 1.8 parts of stirring liquor. The invention adopting the method of heat pressing the half dry feed comprises the steps of preparation of material, stirring of the mixture feed, paving and pre-pressing, heat pressing and moulding and incising with fixed size. The products not contain formaldehyde and has the advantages of environmental protection, no poison, harm and crack, light weight and heat preservation, shrinking and small swelling modulus. The invention has good fire-proofing, water-proofing, antisepsis, moth-proofing, and weathering resistance, thereby thoroughly eliminating abuse reversing salting of the magnesium products. Moreover, the invention has the characteristic of the abio-material and combines the characteristics of wood including fine texture, strong natural tactile sensation, easily planning, cutting, fixing and sticking. The invention which has simple production technique and fast shaping speed needs not to be preserved and aired and has high intensity of breaking resisting and even density and not distort. The invention is applicable to the industries such as constructional material, package, transportation, decorating, etc.

The invention belongs to the technical field of concrete. The invention relates to recycled concrete and a preparation method thereof. The recycled concrete comprises the following raw materials in parts by weight: 150-200 parts of a recycled concrete aggregate, 400-450 parts of cement, 700-800 parts of sand, 1000-1100 parts of stones, 120-150 parts of mineral powder, 50-100 parts of fly ash, 3-7parts of an expanding agent, 5-10 parts of a tackifier, 4-8 parts of a water reducing agent and 150-200 parts of water. Concrete waste is subjected to crushing, hydrochloric acid solution soaking, sodium silicate solution soaking and polyvinyl alcohol solution soaking to prepare the recycled concrete aggregate, and gaps of the concrete waste are filled, so that the mechanical property of the recycled concrete aggregate is improved. The recycled concrete prepared in the invention has excellent mechanical properties, and is suitable for constructional engineering with high requirements on concrete.

The invention discloses porous modified bentonite with foaming effect. The porous modified bentonite is characterized by being prepared from the following raw materials by weight: 85 to 90 parts of calcium bentonite, 1 to 2 parts of octadecyl trimethyl ammonium chloride, 1 to 2 parts of ammonium bicarbonate, 3 to 5 parts of activated carbon powder, 2 to 3 parts of sodium silicate, 0.8 to 1.3 parts of aminopropyltriethoxysilane, 2 to 2.5 parts of carboxymethyl cellulose, 5 to 7 parts of phenolic resin powder, 2 to 3 parts of crushed phoenix tree leaves and 3 to 4 parts of modified diatomite. According to the invention, a formula is reasonable; since bentonite is modified by adding foaming matters like ammonium bicarbonate and activated carbon powder and surfactants like octadecyl trimethyl ammonium chloride, the modified bentonite has porosity, so good adsorption effect is obtained; moreover, through good dispersion of the modified bentonite and the crushed phoenix tree leaves, the porous modified bentonite in the invention is porous and uniform in dispersion and is applicable as a water purification adsorbent, etc.

The invention belongs to the field of sludge treatment and particularly relates to a sludge solidifier and a preparation method of the solidifier. The sludge solidifier mainly comprises magnesia, modified kieselguhr, wood ceramic, poly-ferric sulfate, tea saponin, vanillin and sodium silicate. The prepared sludge solidifier has the advantages that the sludge solidifier is simple to operate, has good dehydration, and microorganism and heavy metal removal effects, improves the quality of sludge filtrate, and reduces environmental pollution; the sludge solidifier is low in cost and environment-friendly, and is convenient for large-scale popularization and application.

The invention discloses an environment-friendly, heat-preserving and waterproof building composite board and a preparation method thereof. The environment-friendly, heat-preserving and waterproof building composite board is prepared from the following raw materials in parts by weight: 30 to 50 parts of portland cement, 10 to 15 parts of fiber, 5 to 10 parts of montmorillonite powder, 8 to 15 parts of rutile titanium dioxide, 12 to 15 parts of organosilicone modified epoxy resin, 12 to 18 parts of gypsum, 15 to 25 parts of melamine, 4 to 9 parts of polyester fiber, 10 to 20 parts of a sodium silicate solution, 2 to 10 parts of polyacrylamide, 1 to 8 parts of tributyl phosphate, 11 to 17 parts of acrylate and 2 to 8 parts of lightweight aggregate. According to the invention, the preparation process is simple and has low cost; and the prepared environment-friendly, heat-preserving and waterproof building composite board has the advantages of light weight, good waterproof and heat-preserving effects, strong chemical stability, and no toxicity and odor, and is an ideal heat-preserving material.

The invention discloses heat-resistant modified asphalt, which is prepared from the following raw materials in parts by weight: 140-160 parts of asphalt, 12-16 parts of furan resin, 3-7 parts of dioctyl phthalate, 1-3 parts of sugar alcohol, 2-5 parts of stearamide, 0.8-1.6 parts of mica powder, 0.5-1.2 parts of manufactured sand, 14-16 parts of silicone oil, 3-6 parts of a silane coupling agent, 1-5 parts of an anti-aging agent and 2-6 parts of heat-resistant additives. According to the heat-resistant modified asphalt disclosed by the invention, the performance of the asphalt under a high-temperature condition is improved due to addition of the heat-resistant additive; a mixture of sodium silicate, polyurethane, titanium dioxide and phenolic resin are taken as the heat-resistant additives; the heat resistance is good; the strength of the asphalt can be improved; the viscosity and the ageing resistance of the asphalt are improved due to addition of furan resin, dioctyl phthalate, sugar alcohol, stearamide, mica powder, the manufactured sand, silicone oil, silane coupling agent and the anti-aging agent; and the use of the asphalt under the high-temperature condition is met.

The invention discloses a molding sand sodium silicate binding and collapsing agent for casting. The agent comprises raw materials in percentage by weight as follows: 94.5-98% of sodium silicate, 1.5-2.5% of glucose powder, 0.2-2% of light calcium carbonate powder, 0.2-0.5% of a suspending agent and 0.1-0.5% of a preservative. According to the agent, the sodium silicate, an organic collapsing agent, an inorganic collapsing agent, the suspending agent and the preservative are successfully integrated, the agent is good in high-temperature collapsibility, excellent in sand binding preventing capability and capable of being adapted to multiple hardening methods, the dry strength of molding sand is high, the wet binding force of the molding sand is large, the drying time after CO2 hardening is shortened, and the recovery rate of used sand can be significantly increased.

The invention discloses a concrete high-efficiency water reducer. The water reducer comprises the following raw materials in parts by weight: 20-40 parts of unsaturated alcohol-polyoxyethylene ether,10-30 parts of sodium lignin sulfonate, 10-20 parts of acrylic acid, 5-10 parts of modified starch, 3-8 parts of aloe gel, 2-6 parts of cyclodextrin, 2-5 parts of cross-linked povidone, 2-5 parts of zinc gluconate, 1-3 parts of sodium polystyrenesulfonate, 1-3 parts of sodium alginate, 0.5-2 parts of graphene oxide, 0.2-1 part of sodium silicate, 0.1-0.5 part of a defoaming agent and 3-5 parts ofan initiator. The high-efficiency water reducer prepared by the method is good in stability, and can increase workability of concrete when used in the concrete. In addition, the water reducer can be mixed with other water reducing agents for use, the water adding amount is reduced, the solidification time of concrete is shortened, and strength of the concrete is improved.

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 provides an antibacterial coating. The antibacterial coating is characterized by comprising the following components in parts by weight: 60-100 parts of epoxy resin, 60-100 parts of methyl acrylate, 1-2 parts of silver, 2-4 parts of copper oxide, 5-10 parts of titanium dioxide, 40-60 parts of high-grade kaolin, 30-50 parts of glass fiber, 4-6 parts of methylcellulose, 2-5 parts of polydimethylsiloxane, 1-4 parts of sodium silicate and 100-200 parts of water. The antibacterial coating has good antibacterial property and long service life and has less possibility of adsorbing dust.

The invention discloses an environment-friendly ceramic coating material for a water faucet. The environment-friendly ceramic coating material for the water faucet is prepared according to a formula comprising the following raw material components in percentage by mass: 80-100 parts of fluorocarbon resin, 8-10 parts of organosilicone oil, 3-5 parts of naphtha, 6-8 parts of polydimethylsiloxane, 10-12 parts of absolute ethyl alcohol, 5-8 parts of alkylphenol polyoxyethylene, 6-8 parts of castor oil polyethenoxy ether, 30-35 parts of an acrylic resin emulsion, 6-8 parts of a nano graphene oxide solution, 10-12 parts of perfluoropolyether, 5-6 parts of sodium chloride, 6-8 parts of disodium hydrogen phosphate, 5-6 parts of aluminum oxide, 6-10 parts of glass fiber powder, 5-8 parts of zinc powder, 6-8 parts of copper powder, 8-10 parts of carbon fiber powder, 8-10 parts of polybutylene terephthalate, 6-8 parts of calcium stearate, 5-8 parts of zinc stearate, 7-9 parts of sodium methyl silicate, 3-5 parts of isobutyl isobutyrate, 6-8 parts of ethlene bisstearamide and 8-10 parts of diethylene glycol monobutyl ether. The environment-friendly ceramic coating material for the water faucet has the advantages of corrosion resistance, wear resistance, high adhesive force, bright and clean appearance and compact coating structure.

The invention discloses a cement additive which comprises the following components in parts by weight: 2-4 parts of polyvinyl alcohol, 2-4 parts of methyl acrylate, 0.5-2.5 parts of emulsion polymerized butadiene styrene rubber, 0.5-1 part of sodium silicate or sodium metasilicate, 0.5-1 part of sodium dodecyl sulfonate, 1-1.5 parts of nano silicon dioxide and 1-2.5 parts of an initiator. Polyvinyl alcohol and polyacrylate form a copolymer by adopting a free radical polymerization method, and advantages of polyvinyl alcohol and polyacrylate which are matched with emulsion polymerized butadiene styrene rubber, sodium silicate or sodium metasilicate, sodium dodecyl sulfonate and nano silicon dioxide are fully utilized to prepare a copolymer cement waterproof additive suitable for waterproof cement. The production cost of raw materials used by the additive disclosed by the invention is lower than that of a marketed waterproof emulsion at present, and the cost is further lowered in quantity production. The cement additive disclosed by the invention has a relatively strong price advantage.

The invention relates to a honeycomb denitration catalyst with water resistance and a preparation method therefor and belongs to the flue gas denitration field. The catalyst employs titanium dioxide as a carrier and employs vanadium pentoxide as an active component, auxiliary agents of tungsten trioxide, an organic binding agent and a forming auxiliary agent are added, extrusion molding is carried out, and surface treatment is carried out by utilization of a waterproof agent. The catalyst is simple in preparation steps, the conversion rate of the active component vanadium pentoxide is high, the mechanical strength is high, and the service life is long. Solids are dispersed uniformly through the ball milling technology, the micropore structure of the catalyst is changed, and the bonding force of the waterproof agent sodium methyl silicate and the catalyst is raised. When the catalyst operates in flue gas with a low temperature (260-300 DEG C) and a high water content (the water content is more than 10%), the denitration efficiency still can reach more than 95%, the environment application range of the catalyst is widened, and the service life is 3.5-4.5 years.

The invention discloses a preparation method of a graphene and inorganic polymer composite electrode. The method comprises the following steps: mixing and stirring fly ash, graphene, sodium silicate,potassium hydroxide and deionized water into a slurry, uniformly dip-coating the surface of a pretreated steel substrate with the slurry by a dip-coating proess, and carrying out a maintenance reaction process to obtain the graphene and inorganic polymer composite electrode, wherein the dosages of the graphene, the sodium silicate, the potassium hydroxide and the deionized water are respectively 0-1%, 37%, 11.2% and 50% of the mass of the fly ash. The electrocatalytic degradation rate of an indigo dye can reach 100% when the graphene and inorganic polymer composite electrode is used as an anode for electrocatalytic degradation of organic dye wastewater. The method not only realizes harmless utilization of industrial solid waste fly ash, but also provides a new approach for treatment of dyewastewater.

The invention discloses non-toxic anti-crack putty.The non-toxic anti-crack putty mainly comprises, by weight, 18-24 parts of calcite powder, 35-45 parts of shell powder, 25-32 parts of perlite, 3-6 parts of hydroxypropyl methyl celluloses, 7-13 parts of starch ether, 6-10 parts of modified seaweed, 6-12 parts of calcium carbonate, 3-4 parts of ethylenediamine, 4-7 parts of formic acid, 18-23 parts of diatomaceous earth, 7-15 parts of latex powder, 6-9 parts of sodium silicate, 4-6 parts of rosin, 3-5 parts of methyl silicone oil and 22-26 parts of water.The non-toxic anti-crack putty has the advantages that good anti-crack effects can be realized by the non-toxic anti-crack putty, the non-toxic anti-crack putty is good in adhesion, water resistance and glossiness and high in strength and is non-toxic and odorless, processes for manufacturing the non-toxic anti-crack putty are simple and are convenient to implement and suitable for factory mass production, and the like.

The invention discloses concrete for a prefabricated part and a preparation method thereof, which relate to the technical field of concrete, and solve the problems that harmful substances such as acidand alkali ions are easy to permeate inwards through tiny gaps and cracks of the concrete, so that the volume of a steel bar is expanded, and the prefabricated part is damaged. The concrete for a prefabricated part comprises the following components in parts by weight: 180-200 parts of Portland cement, 170 to 180 parts of water, 720 to 760 parts of medium sand, 1020 to 1050 parts of broken stone,70 to 80 parts of fly ash, 170 to 190 parts of mineral powder, 3 to 5 parts of a water reducing agent, 2 to 3 parts of a retarder, 4 to 8 parts of an anti-permeability agent, 6 to 10 parts of methylsodium silicate, 5 to 9 parts of triethoxysilane, and 15 to 35 parts of organic silicon water-soluble resin. The concrete for the prefabricated part has excellent chemical corrosion resistance, has agood protection effect on steel bars in the prefabricated part, and is good in overall application effect.

The invention discloses a sealing adhesive used for automobile part changing. The sealing adhesive consists of the following raw materials in parts by weight: 35 to 45 parts of natural rubber, 18 to 26 parts of EPDM rubber, 6 to 8 parts of paraffin oil, 7 to 9 parts of atomizing carbon black, 0.8 to 1.2 parts of sulfur, 5 to 7 parts of a ceramic micro powder, 6 to 8 parts of lignin, 6 to 8 parts of nanosilicon dioxide, 1.1 to 1.4 parts of an anti-aging agent, 9 to 12 parts of a softening agent, 5 to 7 parts of polyethylene glycol, 4 to 6 parts of dimethyl silicone, 1 to 2 parts of polyurethane, 2 to 4 parts of linear polyethylene, 3 to 6 parts of triallyl isocyanurate, 1 to 4 parts of dicumyl peroxide, 1 to 3 parts of a lubrication dispersing agent, 4 to 6 parts of zinc oxide and 5 to 7 parts of sodium silicate. The sealing adhesive has the beneficial effects that firstly, the sealing adhesive is high in lubricating property, high in heat resistance and high in aging resistance, the twisting force is prevented from being increased to cause twisted fracture in the assembling process, and the service life is long; secondly, the sealing adhesive is high in processing safety, high in elasticity, stable in colloid chemistry performance, good in sealing effect, sturdy and durable, high in adhesive property and unlikely to cause sun cracks and falling.

The invention discloses an electrochemical stripping solution formula for vacuum ion plating. The electrochemical stripping solution formula for vacuum ion plating comprises, by mass, 1%-5% of adenosine diphosphate or adenosine triphosphoric acid, 5%-15% of strong acid, 0.1%-1% of sodium silicate, 0.1%-5% of EDTA, 2%-20% of salt, 0.1%-3% of urotropin, 0.1%-1% of triethanolamine and the balance solvent. Compared with a traditional stripping solution, the adenosine diphosphate or the adenosine triphosphoric acid is added, the stripping rate is increased through the unique molecular structure of the adenosine diphosphate or the adenosine triphosphoric acid and interaction with a film material, and remarkable improvement is achieved.

The invention discloses a straw fiber material and a preparation method thereof. The preparation method comprises the following steps: mixing coal tar pitch and petroleum asphalt, and heating to a molten state in the presence of an inert gas so as to obtain a mixed asphalt raw material; mixing plant straw, methyl sodium silicate and methanol, and softening so as to obtain a plant straw mixture; mixing the mixed asphalt raw material, an asphalt viscosity depressant, a fiber material, the plant straw mixture, polyvinyl alcohol and polystyrene so as to obtain a mixture M; performing spinning treatment on the mixture M so as to obtain precursor yarns; and performing heating carbonization on the precursor yarns, thereby obtaining the straw fiber material. By adopting the straw fiber material, the problems that a conventional asphalt based fiber material is relatively poor in heat preservation performance and insufficient in anti-static property because of relatively high conductivity are solved.

The invention discloses a garden seedling soilless planting culture fluid and its preparation method. The garden seedling soilless planting culture fluid is prepared from, by weight, 25-35 parts of methane fluid, 20-25 parts of plant straw, 11-18 parts of expanded perlite, 6-11 parts of ethylene diamine tetraacetic acid, 10-15 parts of earthworm soil, 8-15 parts of sodium silicate, 11-22 parts of rotted fig, 6-12 parts of liquorice, 8-11 parts of beta-cyclodextrin, 1-3 parts of mulberry juice, 3-5 parts of calcium nitrate, and 4-9 parts of rare earth element. The garden seedling soilless planting culture fluid is prepared by applying methane fluid, plant straw, expanded perlite, earthworm soil, and ethylene diamine tetraacetic acid as main raw materials, and adding composite vitamin, plant hormones and acidity regulator; the garden seedling soilless planting culture fluid is reasonable in formula and simple in preparation technique; the garden seedling soilless planting culture fluid is scientific in formula, safe and free from pollution; besides, the garden seedling soilless planting culture fluid has the advantages of providing various nutrition elements for flower growth, effectively solving the common nutrition loss during the growth process of distilled water hydroponics flower, and improving the quality of the distilled water hydroponics flower.