153results about How to "Achieve thermal insulation" patented technology

A water nan-composite thermal-insulating coating for external wall and its production are disclosed. The coating consists of water, polymer emulsion, high-refractive index pigment, filler, nano-tin-antimony oxide slurry, nano-SiO2, wet dispersant, filming accessory, pH adjuster, thickener, de-foaming agent, anti-freezing agent and mildew-proof bactericide. It's cheap and simple, has excellent wash and weather resistances, better thermal-insulating performance, safe storage and no environmental pollution. It can be used for apparatus surface and architecture external wall.

The invention discloses an aluminum silver powder powdery paint and a preparation method. The powdery paint mainly comprises, by weight, 25 to 35% of E-12 epoxy resin, 25 to 35% of polyester resin, 21 to 41% of precipitated barium sulfate and titanium dioxide, 1 to 3% of aluminum silver powder, 1 to 1.2% of a levelling agent, 1.2 to 1.5% of a sensitizer, 0.2 to 0.8% of wax powder, 0.5 to 0.6% of benzoin and 0.5 to 1% of an anti-oxidant. The aluminum silver powder powdery paint can improve levelability and enhance the performance of wear resistance and scratch resistance, and has good performance of environmental protection. The invention also discloses a preparation method for the aluminum silver powder powdery paint. Metal pigments prepared by the method can bond to the surface of resin powder of a substrate, thereby enabling the produced products to have high strength in resisting impacts, corrosion resistance and strong ability in adapting to environment and enabling curing time to be short and cost to be saved.

The invention discloses an integral type thermal insulation building, which belongs to the technical field of building engineering. The problem to be solved is to provide the integral type thermal insulation building. The adopted scheme is that the integral type thermal insulation building at least uses one of an inorganic thermal insulation structure layer and an inorganic thermal insulation layer, wherein the inorganic thermal insulation structure layer is formed by combining one or two of inorganic thermal insulation load-bearing concrete and inorganic thermal insulation load-bearing building blocks; and the inorganic thermal insulation load-bearing concrete comprises the following components in a mixing weight ratio (kg/m<3>) of concrete composite light bone admixture to cement to sandto stone to porcelain granule to fly ash to water to concrete admixture of (6-225):(200-800):(300-700):(500-1,600):(150-650):(10-600):(80-400):(0.1-200). The integral type thermal insulation buildingcan be widely applied to the technical field of buildings.

The invention discloses an uncooled infrared focal planedetector pixel and a preparation method thereof, and belongs to the technical field of uncooled infrared focal planedetectors. The uncooled infrared focal planedetector pixel sequentially comprises three layers of structures from a semiconductor substrate to the top; the bridge leg structure on the first layer comprises a metal reflection layer, an insulation dielectric layer, a first support layer, a first support layer protection layer, a first metal electrode layer and a first silicon nitridedielectric layer; the thermal conversion structure on the second layer comprises a second support layer, a second support layer protection layer, a thermosensitive layer, a thermosensitive layer protection layer, a second metal electrode layer and a second silicon nitridedielectric layer; the absorption layer structure on the third layer comprises a third support layer, an absorption layer and an absorption layer protection layer. The invention further discloses the preparation method of the novel uncooled infrared focal planedetector pixel. According to the uncooled infrared focal planedetector pixel,absorptivity of infrared radiation can be significantly increased, responsivity of a detector is increased, and a foundation is laid for manufacturing detectors which are larger in array and smaller in pixel.

The invention relates to a flame-retardant activated carbon fabric and a preparation method thereof. The flame-retardant activated carbon fabric is characterized in that an activated carbon layer, a water-based adhesive film layer and a hot-melt adhesive powder particle layer are sequentially covered on a base material which is subjected to flame-retardant treatment. The preparation method comprises the following steps of: spraying or padding the base material with an environment-friendly water-based flame retardant and drying; serially coating a prepared activated carbon paste and a water-based flame-retardant hot-melt adhesive powder particle paste on the base material, and drying to obtain the final product of flame-retardant activated carbon fabric. During the drying process, the water-based adhesive film layer is formed between the carbon layer and the hot-melt adhesive powder particle layer. The preparation method of the flame-retardant activated carbon fabric is simple and environment-friendly, and the product has good flame retardant property. Owing to the good adsorption property of activated carbon, the fabric can remove formaldehyde, benzene, TVOC and other harmful gases in the air. When the fabric is used, the fabric can be cut freely and laminated thermally. The flame-retardant activated carbon fabric is easy and convenient to use and has a wide application range.

The invention relates to a preparation method of a transparent thermal insulation self-cleaning coating. The method comprises the following steps: (1) preparation of a photocatalyst: evenly mixing tetrabutyl titanate, ethyl orthosilicate and anhydrous ethanol, adding the mixture into a mixed solution containing inorganic acid, water and acetylacetone, stirring at 40-80 DEG C for 5-15 h, and cooling; (2) preparation of a thermal insulation powder dispersion liquid: adding a thermal insulation powder into a solvent A added with a dispersant and a defoamer to form a mixed solution, dispersing the mixed solution by stirring at high speed for 0.5-2 h, and then dispersing the mixed solution with ultrasonic for 15-40 min; and (3) preparation of a transparent thermal insulation self-cleaning coating: evenly mixing the photocatalyst, the thermal insulation powder dispersion liquid, a silicon resin, a leveling agent and a solvent B at room temperature. The preparation method has simple process, and is convenient for construction; the method provided by the invention can prepare a uniform and stable transparent thermal insulation self-cleaning coating, which has good thermal insulation performance, excellent cleaning performance, and good use effect.

The invention discloses a colored reflection heat insulation coating, comprising acrylic acid emulsion, titanium dioxide, infrared reflection pigment, calcium carbonate powder, powdered steatile, kaolin powder, dispersant, wetting agent, antifoaming agent, thickening agent, film forming auxiliary agent, and antiseptic. The heat insulation principle of the reflection heat insulation coating is high reflectivity, thus the heat of solar radiation can be effectively reduced. According to the invention, the colored reflection heat insulation coating disclosed herein is used for coating the exterior walls of buildings, can reduce the surface temperature of the buildings by 10-20 DEG C, thus the energy consumption of air conditioning is saved; the colored reflection heat insulation coating can be used in hot-in-summer and warm-in-winter area hot-in-summer and cold-in-winter area and the like, thus the effects of heat preservation and heat insulation are achieved; the colored reflection heat insulation coating has excellent energy saving effect; and compared with the prior art, the colored reflection heat insulation coating has remarkable substantial characteristics and significant progress.

The invention relates to the technical field of engineering construction and maintenance, in particular to an epoxy resin emulsified asphalt mortar coating which can be widely applied to the fields of surface water prevention, crack pouring, leakage mending, bonding, thermal insulation, freeze prevention, heat insulation, noise reduction and the like of highways, bridges and buildings, and is prepared by the following procedures: using double-component emulsified asphalt (containing 30-70 percent of solid asphalt) containing 10-60 percent of modified epoxy resin as the bonding and film forming material of the coating, adding 3-15 percent of hollow glass beads, adding 5-30 percent of aqueous epoxy resin curing agent and blending the mixture uniformly, and then adding ore sand or high-strength quartz sand (with particle size of 3-80 meshes) accounting for 100-200 percent of the total amount of the mixture into the improved epoxy resin emulsified asphalt mortar coating. The epoxy resin emulsified asphalt mortar coating has the advantages that the viscosity is low and the permeability is good; the ductility and the flexibility as well as the fatigue resistant strength of a condensate are great; and a coating formed after curing does not dissolve or stick the tire; the compression resistance, the water leakage prevention capability and the wear resistance of the road surface are improved, the friction coefficient of the road surface is increased, and the capabilities of noise reduction, heat insulation and frost crack prevention of the road surface are enhanced.

The invention discloses a novel uncooled infrared focal plane detector pixel and a fabrication method thereof and belongs to the uncooled infrared focal plane detector technical field. The novel uncooled infrared focal plane detector pixel comprises three layers of structures which are located on a semiconductor substrate sequentially from bottom to top, wherein the first layer of bridge structure includes a metal reflection layer, an insulating dielectric layer, a first supporting layer, a first supporting layer protection layer, a first metal electrode layer and a first silicon nitride dielectric layer, the second layer of thermal conversion structure includes a second supporting layer, a second supporting layer protection layer, a second metal electrode layer, a second silicon nitride dielectric layer, a thermal sensitive layer and a heat sensitive layer protection layer, and the third layer of absorption structure includes a third supporting layer, an absorption layer and an absorption protection layer. The invention also discloses a fabrication method of the novel uncooled infrared focal plane detector pixel. With the novel uncooled infrared focal plane detector pixel provided by the invention adopted, the absorption rate of infrared radiation can be obviously improved, the response rate of a detector can be improved, and a foundation can be laid for the manufacture of larger-array and smaller-pixel detectors.

Production of steam-pressing fly-ash brick with big blending account is carried out by batching dewatered fly-ash, slag or aggregate chips, lime crystal or plaster by proportioning, agitating, digesting, wheel milling, mechanical shaping, maintaining blanking brick, piling blank, and steam maintaining in steam-pressing kettle at high temperature and pressure. It achieves light weight, high strength, soil and energy saving, and no environmental pollution.

The present invention discloses an interpenetrating network wide-temp. band damping adhesion agent, is made of the glue formed from polyurethane prepolymer and polyacrylate copolymer, polyurethane solidifying agent and polyacrylate solidifying agent. Its preparation method includes: (1). synthesizing polyester; (2). synthesizing polyurethane prepolymer; (3). synthesizing polyurethane solidifying agent; (4). synthesizing polyacrylate copolymer; (5). synthesizing polyacrylate solidifying agent; and (6). uniformly mixing polyurethane prepolymer and polyacrylate copolymer to obtain glue. Said invention can forcedly mix the obtained two component adhesive to form the alloy of interpenetrating neetwork polymer, i.e. interpenetrating network wide-temp. band damping adhesion agent which can mave vibration energy.

The invention discloses a waterproof heat-insulation exterior wall coating and a preparation method thereof. The waterproof heat-insulation exterior wall coating comprises the following components inparts by weight: 22-42 parts of a silicone-acrylic emulsion, 5-12 parts of alumina silicate fiber, 8-15 parts of hollow glass bead, 4-9 parts of pigments and fillers, 3-7 parts of expanded vermiculite, 1.3-2.8 parts of a dispersant, 0.6-1.4 parts of a levelling agent, 1.6-3.8 parts of a film-forming auxiliary agent, and 13-18 parts of deionized water. The waterproof heat-insulation exterior wall coating has excellent waterproof heat-insulation performance, the silicone-acrylic emulsion is used as a film-forming object, and fillers such as a nano SiO2 aerogel, hollow glass bead and expanded vermiculite are cooperated, and under cooperation of a plurality of auxiliary agents, the prepared coating has good heat insulation and water resisting performance.

A halogen-free red phosphorus-free heat shrinkable tube and its preparation method. The heat shrinkable tube comprises the following components by weight: 45-75 parts of an ethylene -acetic acid copolymer, 2-10 parts of an ethylene-octene copolymer elastomer, 10-50 parts of a halogen-free flame retardant, 1-30 parts of a flame retardant auxiliary agent, 1-10 parts of a filling material, 0.1-10 parts of a compatibilizer and 0.1-9 parts of other additives. The flame retardant auxiliary agent is magnesium hydroxide / or aluminum hydroxide / or modified magnesium hydroxide / or cyanuric acid salt (MCA), and other additives comprise an antioxidant, a lubricant, a colorant and carbon black. The halogen-free red phosphorus-free heat shrinkable tube uses a halogen-free flame retardant as the flame retardant, a nitrogen flame retardant as the flame retardant auxiliary agent, does not contain halogen flame retardant or red phosphorus, is halogen-free, environment-friendly and meets environmental regulatory requirements; and the halogen-free red phosphorus-free heat shrinkable tube has a wide range of application, and can be used in the connector port in the fields civil or military facilities.

The invention relates to one kind of coating material and its manufacturing method. The manufacturing method is that: it covers PU fabric layer on the detachable base-paper, after its drying, and then it covers PU bottom layer. After drying, coiling and cooking, it detaches the detachable base-paper off to achieve the PU covering material with colorful texture. In the invention, the surface layer with at least one colorful texture layer and the PU basal layer can be used for covering electronic products, which can increases users' good feeling for electronic products.

The present invention discloses a solar evaporation type separation method and its equipment. Said method utilizes solar energy as main heating energy source to raise surface local temperature of separated mixture and raise the evaporation and condensation speed of mixture so as to implement directional flow of substance and attain the goal of substance separation. Said equipment structure is characterized by that its shell body is a double-layer container, upper opening is oblique surface structure, heat-insulating layer made of heat-insulating material is added between inner layer and outer layer, its bottom is fresh water tank whose bottom portion is equipped with condenser. Said equipment is specially applicable to desalination of sea water.

A car window transparency control system is used for isolating head and preventing peep. The car window transparency control system comprises a glass module. The car window transparency control system further comprises a control analyzing module that is electrically connected with the glass module, and a detection module that is electrically connected with the control analyzing module. The detection module comprises a light sensing module and a displacement sensing module that are connected respectively and electrically with the control analyzing module. The light sensing module transmits an external light intensity signal to the control analyzing module; meanwhile, the displacement sensing module transmits information about a distance from an obstacle. The control analyzing module analyzes and judges the received information, so as to control the glass module to change the transparency, thereby achieving the purpose of isolating heat or preventing peep. The invention further provides a control method of car window transparency.

The invention relates to the technical field of a thermal insulation material and a preparation method thereof, in particular to a low-smoke thermal insulation material and a preparation method thereof. The preparation method comprises the following steps of: step 1. accurately measuring materials; step 2. carrying out banbury mixing on the materials to obtain rubber No. 1; step 3. slicing the rubber No. 1 to obtain rubber slices No. 1; step 4. putting into an open mill, adding an accelerator; step 5. adding to an extruder for extrusion and molding; step 6. feeding a molding material into a drying oven for foaming to obtain rubber hoses; and step 7. introducing into a water tank for cooling; and step 8. shearing and packaging. The low-smoke thermal insulation material has the advantages ofno fiber, no dust, anti-condensation, soft surface and high anti-aging degree and is environmentally friendly and non-toxic; and when the low-smoke thermal insulation material is burned, smoke is reduced by 50%.

The invention provides a light absorbing and heat accumulating composition. The composition is prepared by melting and extruding a mixture composed of a composition containing light absorbing and heat accumulating micro particles and polymer. The composition containing light absorbing and heat accumulating micro particles comprises at least one light absorbing and heat accumulating micro particle and a dispersant that coats the light absorbing and heat accumulating micro particle. The diameter of the light absorbing and heat accumulating micro particle that is dispersed in the polymer is in a range of 10 to 800 nano meters. According to the structure mentioned above, the provided light absorbing and heat accumulating composition can effectively absorb near infrared to achieve the goals of light absorption, heat insulation and heat accumulation. Moreover, the light absorbing and heat accumulating structure prepared from the light absorbing and heat accumulating composition has the advantages of good light transmittance, high near infrared shielding rate, and excellent light absorbing and heat radiation performance, and thus the buildings or vehicles that use the provided structure can maintain a good temperature balance.

The invention discloses an ECC non-dismantling formwork, a concrete beam based on the formwork and a construction method thereof, and belongs to the technical field of building material construction.The ECC non-dismantling formwork comprises a formwork body, the formwork body is made of cement-based composite materials, the outer side surface of the formwork body is a smooth surface, the inner side surface of the formwork body is a smooth surface, a roughened surface, a concave and convex surface or a sand blasting surface rough surface, an enhancement layer is arranged in the formwork body,and the enhancement layer is a steel strand mesh, a fiber mesh, an FRP mesh, an FRP bar or steel bar. The ECC non-dismantling formwork is not dismantled after the formwork concrete is poured, but is used as a part of a concrete structure, load is borne, some special functions, such as heat preservation, heat insulation and increasing the durability of the concrete structure are further achieved, and when the formwork is used for beam fabrication, the advantages that the construction procedures are simplified, operation is simple and convenient, labor conditions are improved, the amount of formwork support and dismantling is saved, and the construction progress is accelerated are achieved.

The invention relates to a high-altitude power supply system. The high-altitude power supply system comprises a closed box body, wherein the box body comprises an outer box body and an inner box body which is arranged in the outer box body, wherein multiple series-wound or shunt-wound batteries and a battery management system used for managing the multiple batteries are arranged in the inner box body; the multiple batteries are charged by a solar battery panel which is arranged outside the box body; a heating apparatus capable of keeping the temperature in the box body constant is arranged on the inner box body; and the heating apparatus is powered by the batteries or the solar battery panel. According to the high-altitude power supply system, the inner box body is heated by the heating apparatus to keep the temperature of the box body constant, to enable the battery to be adapted to the high-altitude severe environment condition and to ensure that the battery can work under the optimal temperature condition so as to improve the power supply efficiency and prolong the service life of the battery; the box body adopts a dual-layer structure; the heating apparatus in the inner box body can keep the temperature in the inner box body constant; the heat exchange between the inner box body and the external can be reduced due to the outer box body; and an effect of thermal preservation, thermal insulation, high-altitude resistance and low voltage is achieved.

The invention discloses a high-strength hollow thermal-insulating building material. The specific preparation process is as follows: 1) preparing hydrolyzed plastic microsphere; 2) preparing molding slurry; 3) filling the molding slurry into the hydrolyzed plastic microsphere; 4) drying the filled plastic microsphere in a drying chamber at 80-85 DEG C; 5) preparing a coating solution; 6) uniformlycoating a layer of coating solution on the surfaces of the filled plastic microsphere; 7) baking the dried coated microspheres, thereby acquiring high-strength porous hollow microsphere. A netted hollow structure is formed in the material prepared according to the invention; an inner support structure of the porous hollow microspheres is mainly prepared from silicon dioxide and aluminum oxide, sothat the heat-conducting property is low; due to a duct structure in the microsphere, when the heat is conducted by a plurality of ducts after passing by the porous hollow microsphere, the heat is gradually reduced and is low when the heat is finally transferred to a wall surface, so that the heat insulation effect is achieved in winter and summer.

The invention discloses a light transmitting coating layer for a window curtain. The light transmitting coating layer comprises components of mixed liquid and thickener, wherein the weight ratio of the mixed liquid to the thickener is 100: 1.5-4; the mixed liquid comprises the following components in percentage by weight: 10-20% of polystyrene, and 80-90% of polyethylene; the polystyrene is CU-620A pure acrylic emulsion; and the polyethylene is CU-621 pure acrylic emulsion. An application method of the light transmitting coating layer comprises the steps of: (1) mixing, (2) starching, (3) drying, and (4) rolling. Compared with the prior art, the light transmitting coating layer has the characteristics of fewer components, simple process, higher flatness, higher yield and lower cost.

Air brick masonry device comprises a plurality of hole filling teeth, hole filling tooth connecting plates and a handle. A plurality of hole filling teeth are arranged at equal interval, the rear ends of the hole filling teeth are fixedly connected with the hole filling tooth connecting plates, the length of each hole filling tooth is larger than that of a hole of an air brick, the shape and size of each hole filling tooth corresponds to those of the hole of the air brick, and the hole filling tooth can be inserted into the corresponding hole of the air brick. The handle forms by vertically connecting a stand pipe and a hand shank, and the lower end of the stand pipe is connected with the middle part of the hole filling tooth connecting plate. The hole filling tooth, the hole filling tooth connecting plate and the hand shank are all hollow aluminum templates, so as to reduce the whole weight of the air brick masonry device substantially. The air brick masonry device of the invention is simple and convenient to use, and is easy to produce, and the masonry problem of coal gangue (shale) sintering air brick is solved. The invention can be used as a professional masonry tool for filling non-bearing wall for energy-saving construction of the coal gangue (shale) sintering air brick.

A method for preparing a basalt porous heat-preserving material includes the steps that basalt, screen glass, calcium carbonate, silicon carbide, manganese oxide, magnesium carbonate and sodium silicate are ball-milled to obtain batch; then the batch is contained in a mould and heated, foamed, cooled and annealed to room temperature, and the basalt porous heat-preserving material is obtained. By means of the method, waste can be used easily, the environment is protected, the prepared high-strength porous material is low in foaming temperature, basalt directly serves as the main material, the preparation process is simple, and the prepared porous heat-preserving material is high in structural strength, low in water absorbing rate, small in density and low in heat conductive coefficient. Production cost of the foaming porous material can be effectively reduced, the environment is protected, waste is turned into wealth, and economic benefits and environment protection benefits are obvious.