115results about How to "High infrared reflectivity" patented technology

A composition for a Coating System (paint) which forms an insulating material being designed to both reflect infrared radiation and have reduced thermal conductivity. The coating system may be either a single Thermal Coating or may be a Thermal Coating used in combination with a Thermal Primer. The Thermal Coating is formulated using conventional techniques and a resin used in paint manufacture, but utilizes primary pigments and extender mineral pigments which preferentially reflect in the infra red area of the solar spectrum. A method of characterizing particulate materials for their infra red reflectivity is described, which provides a means for preferential selection of particulate additives based on their relative visible light and infrared reflectivity. Additionally the incorporation of hollow micro-spheres is desired to reduce thermal conductivity. The Thermal Primer is designed to provide adhesion between the Thermal Coating and the substrate on which it is applied and uses conventional techniques to achieve those properties. However it has been found advantageous to incorporate hollow micro-spheres with low thermal conductivity, such as glass, ceramic or polymeric micro-spheres and / or an extender pigment with low thermal conductivity such as calcined clay to further reduce heat flow through the Coating System.

A multilayered nano transparent conductive film is of alternate structures of dielectric layer and metal layer, and the metal layer is between two dielectric layers which are symmetric in structure or non-symmetric in structure. Its preparing method is to first work out a computer analog program for photoelectric performance of multilayer film according to the characteristic metrix calculation formula of multilayer, the theory of plasma resonance and the electronic transport in metal continuous film, to optimize the design of D / M / D multilayer film structure including selecting and matching ofmaterial quality, film thickness, reflecting rate and conductive rate, predicting of several kinds for D / M / D multilayer film structure, and then to use vacuum vaporation coating method to make D / M / D multilayer film by using accurate film thickness detection system to record film thickness

A composition for a Coating System (paint) which forms an insulating material being designed to both reflect infrared radiation and have reduced thermal conductivity. The coating system may be either a single Thermal Coating or may be a Thermal Coating used in combination with a Thermal Primer. The Thermal Coating is formulated using conventional techniques and a resin used in paint manufacture, but utilizes primary pigments and extender mineral pigments which preferentially reflect in the infra red area of the solar spectrum. A method of characterizing particulate materials for their infra red reflectivity is described, which provides a means for preferential selection of particulate additives based on their relative visible light and infrared reflectivity. Additionally the incorporation of hollow micro-spheres is desired to reduce thermal conductivity. The Thermal Primer is designed to provide adhesion between the Thermal Coating and the substrate on which it is applied and uses conventional techniques to achieve those properties. However it has been found advantageous to incorporate hollow micro-spheres with low thermal conductivity, such as glass, ceramic or polymeric micro-spheres and / or an extender pigment with low thermal conductivity such as calcined clay to further reduce heat flow through the Coating System.

The invention discloses a black infrared reflection type photovoltaic EVA (Ethylene Vinyl Acetate) adhesive film. The photovoltaic EVA adhesive film comprises EVA resin as well as the following raw materials counted by the mass of the EVA resin: 0.1-2% of a cross-linking agent, 0.1-2% of an assistant crosslinker and 0.05-0.5% of an infrared reflection pigment. According to the photovoltaic EVA adhesive film, the infrared reflection pigment is added in the EVA resin, is black and has high infrared reflectivity, so that the prepared EVA adhesive film has good infrared reflection performance; by packaging a photovoltaic assembly by virtue of the photovoltaic EVA adhesive film, the power loss and temperature rise of the packaging assembly can be effectively reduced.

The invention discloses low emissivity glass. The low emissivity glass contains a glass substrate, a first dielectric layer, a first barrier layer, a transition layer, a metal layer and a second barrier layer in turn from bottom to top, wherein preferably, a second dielectric layer can be plated on the second barrier layer; the transition layer is adopted to promote the growth of the metal layer and ensure that the metal layer can grow to form a continuous structure, thus the glass can have high infrared reflectivity and visible light transmittance; and the barrier layers can fully protect the metal layer to ensure that the high infrared reflectivity of the metal layer can be utilized. The low emissivity glass has low production cost and very good industrial application prospect; and the energy can be effectively saved.

The invention relates to a heat insulation super-weather-proof powder coating which comprises an epoxy resin particle system and a fluorocarbon resin particle system, wherein the epoxy resin particle system contains epoxy resin and a curing agent A, the fluorocarbon resin particle system contains fluorocarbon resin, a curing agent B and a heat insulation material. The ratio of parts by weight for the epoxy resin particle system and the fluorocarbon resin particle system is 6-4:4-6. The heat insulation super-weather-proof powder coating not only has good heat insulation, weather-proof and corrosion-resistant performance, but also can achieve self-layering after one-time coating, and is simple to construct.

A diaphragm type infra-red radar beam synthesizer relates to an infra-red radar beam synthesizer. The synthesizer of the invention solves the problems that the existing beam synthesizer produces comparatively large IPD (Insertion Phase Delay) to radar wave, thus leading to an impact on the testing precision and causing the existing beam synthesizer to be incapable of moving with a simulator. The beam synthesizer of the invention consists of a fixing adjustment mechanism, a beam synthesizing film (2); the beam synthesizing film (2) is fixedly arranged on the fixing adjustment mechanism. The synthesizer of the invention produces a small amount of IPD to radar wave and can move with an infrared simulator with high radar wave transmittance rate and infrared reflectivity rate.

The invention provides a composite energy-saving coating material, which is made of multiple microporous silicate mineral raw materials after surface hydrophobic treatment and reflective fillers. The composite energy-saving coating material enhances the weather resistance and water resistance of a coating, avoids the excessive change of a coefficient of heat conductivity, combines two favorable performances of reflection and heat insulation, integrates two roles of the reflection and obstruction at a suit, has high sunlight reflectivity and good heat insulating effect, avoids repeated multilayer painting operation of an insulation surface and the like, can be formed at a time through painting, and has the advantages of stable performance, uniform coating, low cost, environmental-friendliness and the like. A preparation method is simple in technology and low in cost, saves energy and facilitates industrial popularization and application.

The invention relates to a laser processing device of a silicon glass bonding slice and a method thereof. An output end of an ultraviolet high-frequency ultrashort pulse laser is provided with an optical gate, a beam expander and an aperture diaphragm, an output end of the aperture diaphragm is provided with a pair of 45-degree completely reflecting mirrors, output ends of the 45-degree completely reflecting mirrors are provided with deflection lenses, an output end of the deflection lens is provided with a 45-degree completely reflecting mirror, an output end of the 45-degree completely reflecting mirror is provided with a focus lens, the focus lens is right opposite to a three-dimensional movable platform, a CCD (Charge Coupled Device) illuminating lamp is arranged under the focus lens, and a coaxial CCD (charge coupled device) para-position observation system is distributed above the three-dimensional movable platform. Light beams sent by the ultraviolet high-frequency ultrashort pulse laser chemically focus a focal point on the upper surface of glass material, a spiral deflection lens controls the width of a once-cut cutting track, adjusts the cutting track into the cutting track with proper width, accurately positions the cut cutting track, and controls the focal point to correspondingly descend along with the increase of the cutting depth to orderly cut each cutting track on the silicon glass bonding slice.

The invention discloses an infrared gas sensor with an integrally packaged air chamber. The infrared gas sensor comprises the integrally packaged air chamber, an infrared light source and a sensitive element, wherein the air chamber comprises a top plane (2), a bottom plane and an elliptical inner wall; two rotational ellipses (1) share a common focus O; the sites of the focus O and the sensitive element (4) are two focuses of the rotational ellipses; the light source 5 is positioned in the point O' on the bottom plane; the point O' and the focus O are symmetrical about the reflection inner wall of the top plane (2) of the air chamber; the point O' and lower focuses A and A' of the elliptical inner wall share a horizontal plane. The air chamber with a packaging function is designed into a reflective type, so that not only is the light length increased, but also the interference caused by air pumping through an air pump in a conventional sealed air chamber is avoided; the sensitive element and the air chamber are assembled by a wafer-level alignment bonding technology, so that a low-vacuum protection function is also achieved; meanwhile as the inner wall of the air chamber adopts gold plated ellipsoid design, and infrared beams enter the surface of the sensor in parallel, the infrared reflection rate is improved, and the loss in a light conduction process is reduced.

The invention relates to a multicolor infrared low-emissivity environmental protection coating. The coating comprises a component A and a component B, and when in use, the component A and the component B are uniformly mixed according to the mass ratio of 1:10. The component A is aliphatic polyisocyanate; the component B comprises the following components in percent by mass: 20 to 30 percent of fluorocarbon resin, 35 to 50 percent of special pigment, 0 to 5 percent of filler, 1 to 5 percent of a dispersant, 0.1 to 1 percent of a flatting agent; 3 to 8 percent of a directing agent, 0.01 to 0.3 percent of a drier, and 15 to 25 percent of a mixed solvent, wherein the special pigment comprises the following pigments: 0 to 10 percent of titanium dioxide rutile, 0 to 5 percent of 1, 4 diketopyrrolopyrrole series organic red pigment, 0 to 25 percent of chromium oxide green, 0 to 8 percent of titanium-nickel yellow pigment, 0 to 5 percent of black pigment, and 50 to 95 percent of coated color metallic pigment. The average emissivity of the thermal infrared band of the coating is 0.40 to 0.65, and the heavy metal content meets the requirement.

The invention discloses a novel special ceramic material preparing method. The method comprises the steps of mixing red clay, albite, wollastonite, nanoscale aluminium oxide and niobium pentoxide, placing the mixture in a ball mill to be milled, conducting screening with a 230-mesh screen, placing auxiliaries and boron nitride into the ball mill for ball milling for 18.5 h, adding potassium hydroxide, continuing to conduct ball milling for 2.5 h, conducting washing till PH value becomes 7.6, and conducting filtration to obtain powder. By optimizing existing preparing methods and selecting proper technological parameters, the prepared novel special ceramic material has a uniform and dense interior structure, high strength, high corrosion resistance and oxidation resistance, high tenacity and hardness, high infrared reflectivity on the premise that high temperature resistance is realized, and excellent heat insulation performance.

The invention discloses a ceramic fiber heat insulation plate. The ceramic fiber heat insulation plate prepared from the following raw materials in parts by weight: 3-5 parts of nano titanium dioxide, 4-9 parts of nano-scale aluminium oxide, 2-8 parts of vanadium pentoxide, 5-7 parts of nano-scale silicon carbide, 35-45 parts of micro-scale silicon carbide, 1-5 parts of a dispersant, 3-4 parts of zirconium latex, 4-8 parts of dolomite powders and 30-40 parts of micro-scale aluminium oxide. The ceramic fiber heat insulation plate disclosed by the invention, on the premise of high temperature resistance, has a high infrared reflection rate, is low in volume density and high-temperature heat conductivity coefficient, and has an excellent heat insulating property, and meanwhile, the ceramic fiber heat insulation plate can be used in the field of high-temperature heat insulation for a long time as a result of excellent bending strength.

The invention discloses deep-color super-hydrophobic infrared-reflection thermal insulation coating. The deep-color super-hydrophobic infrared-reflection thermal insulation coating is characterized inthat a method of the deep-color super-hydrophobic infrared-reflection thermal insulation coating comprises the following steps: uniformly mixing a water solution of ethanol, nano silicon dioxide particles, hybridized siloxane and fluorine-containing siloxane; regulating the pH (Potential of Hydrogen) value to 3 to 5 by utilizing dilute hydrochloric acid and stirring and reacting for 1 to 5h; adding waterborne epoxy resin and a waterborne curing agent into a reaction solution; after uniformly stirring, adding an infrared-reflection pigment and uniformly mixing to obtain the deep-color super-hydrophobic infrared-reflection thermal insulation coating. A deep-color super-hydrophobic infrared-reflection thermal insulation coating layer prepared by the method has high infrared reflectivity on solar radiation; the surface temperature of the coating layer can be greatly reduced; when the deep-color super-hydrophobic infrared-reflection thermal insulation coating is used on an outer wall or aroof, the indoor temperature can be effectively reduced, so that the building energy saving effect is realized. Meanwhile, the surface is super-hydrophobic so that the thermal insulation coating layerhas a good rainwater self-cleaning effect, and the service life and the appearance beauty of the coating layer are greatly improved; the coating is aqueous and is very environmentally friendly to construction and environment.

The invention discloses a method for preparing fiber-loaded rutile type TiO2 composite SiO2 aerogel. The method comprises the following steps: performing hydroxylation treatment on fiber by using a piranha solution; soaking the fiber after hydroxylation treatment into a TiO2 solution, loading the surface of fiber after hydroxylation treatment with TiO2 sol by using a soaking-lifting method, and performing high-temperature so as to obtain fiber of which the surface is loaded with rutile TiO2; soaking the fiber of which the surface is loaded with rutile TiO2 into SiO2 sol so as to obtain SiO2 composite sol; performing aging, decontamination, solvent replacement, surface modification and normal-pressure drying on the SiO2 composite sol, so as to obtain the fiber-loaded rutile type TiO2 composite SiO2 aerogel. By adopting the method, not only is the problem that TiO2 is not uniformly dispersed in the SiO2 aerogel solved, but also the mechanical properties and the thermal-insulating heat-preservation properties of the SiO2 aerogel can be improved; by adopting the SiO2 aerogel composite material prepared by using the method, infrared radiation heat conduction can be effectively inhibited, and a relatively low heat conduction coefficient can be achieved.

The invention provides a novel silver-introduced hafnium-nitride-membrane high-infrared-reflection durable material and relates to the field of infrared reflection membrane materials. The material is a HfN-Agx membrane formed by HfN and Ag, the HfN-Agx membrane has a solid solution structure comprising HfN and Ag, and the content of Ag is 0.8-3.8at.%. A preparation method of the durable material includes: selecting a silicon wafer or a glass substrate to use as the substrate, placing a Hf target and a Ag target into a magnetic control sputtering chamber, vacuumizing, setting magnetic control sputtering parameters, feeding N2 and Ar gas, and depositing the HfN-Agx membrane onto the substrate. The durable material is good in infrared reflection performance and excellent in durability, can be hopefully used as the high-infrared-reflection durable membrane in harsh environments with high-speed solid-liquid particle impact, high temperature and corrosive liquid and gas, and can also be applied to the surface of an optical reflection device.

The invention discloses a double-component waterborne polyurethane glass transparent insulating coating, which comprises acrylate dispersion, a polyurethane curing agent, nano ATO aqueous solution, a thickening agent, a film-forming aid, and other aids. The double-component waterborne polyurethane glass transparent insulating coating is prepared from the acrylate dispersion serving as a componentA, the waterborne polyurethane curing agent serving as a component B, the nano ATO serving as an infrared reflecting material and the other aids. The double-component waterborne polyurethane glass transparent insulating coating has the advantages of extremely low VOC, high transparency, high hardness, strong adhesive force, high water resistance, high infrared reflectivity, high weather resistance, no toxin and environmental protection, and capacity of effectively overcoming the defect that the common emulsion coatings have low hardness, poor adhesive force, and poor water resistance, and canbe widely applied to civilian building glass and automobile glass.

The invention discloses a method for preparing heat-insulation pigment painting paste with high infrared reflectivity for buildings, and belongs to the field of chemical technologies for painting. The method includes compounding infrared reflection inorganic metal pigment color paste and aluminum paste with each other to obtain the heat-insulation pigment painting paste for the buildings. The heat-insulation pigment painting paste for the buildings can be added in emulsion paint for external walls, the emulsion paint can be coated on stone plates, and the total solar reflectivity and the infrared reflectivity of the stone plates can be obviously improved after the stone plates are naturally dried in the air. Compared with the prior art, the method for preparing the heat-insulation pigment painting paste for the buildings has the advantages that the heat-insulation pigment painting paste is high in infrared reflectivity, painting has diversified colors and is excellent in moisture retention and heat stability.

The invention relates to a coating for a furnace wall on the internal side of the furnace body of a polycrystalline silicon reduction furnace (a lining coating for short) and a production method of the coating, in particular to a lining anticorrosive infrared reflection coating of an improved-Siemens-process polycrystalline silicon reduction furnace. The coating is made of a metal-ceramic material. The coating is directly coated on the furnace wall on the internal side of the furnace body of the improved-Siemens-process polycrystalline silicon reduction furnace. The adopted coating method is a physical vapor deposition method or a chemical vapor deposition method. The thickness of the lining coating of the polycrystalline silicon reduction furnace is 1-10 micrometers, the production cost is low and the adhesive force of the coating on the furnace wall is strong. The coating can resist high temperature, strong acid and alkali corrosion and mechanical impact and scraping, the infrared reflection efficiency is high, the service life is long and the loss of heat in the improved-Siemens-process polycrystalline silicon reduction furnace because of heat transfer towards the outside of the furnace can be effectively reduced. Since the coating replaces a pure-gold infrared reflection coating, the expense of the coating material is greatly decreased and the cost of producing polycrystalline silicon products by adopting an improved Siemens process can be greatly decreased.

The invention discloses a medium-high temperature solar selective absorption composite coating and a preparation method thereof. The composite coating comprises four layers of structures from inside to outside, namely the substrate layer, the infrared reflection layer, the selective absorption layer and the antireflection layer; and the substrate layer is a stainless steel substrate, the infrared reflection layer is a metal thin film, the selective absorption layer is a CuCoMnOx spinel thin film, and the antireflection layer is a SiO2 or TiO2 thin film. The medium-high temperature solar selective absorption composite coating has a high absorption rate at the visible-near infrared wave band and has low emissivity at the medium-far infrared wave band, has good high-temperature resistance and corrosion resistance and can work stably at a medium-high temperature and meanwhile is simple in preparation process and low in cost.

The invention discloses an aircraft anti-radar stealth coating and a preparation method thereof, wherein the coating comprises the raw materials: hydroxyl acrylic resin, butadiene-acrylonitrile rubber, a polypropylene emulsion, acetone, sodium hexametaphosphate, absolute ethyl alcohol, polyether modified silicone oil, an acrylonitrile-butadiene-styrene copolymer, paraffin, coumarone resin, zinc oxide, chromium oxide, calcium oxide and a dispersant. The coating resists ultrahigh-frequency and high-intensity radar detection, has the advantages of good electromagnetic parameters and high electromagnetic radiation absorption rate, and has the coating layer density of 0.15-0.35 g / cm<3>; the electric conductive coefficient is 0.01-0.014 W / m*k, the infrared reflectivity is high, and a coating film is hard and glossy; the surface drying time is 10-30 min at the temperature of 25 DEG C, the actual drying time is 1-4 h at the temperature of 25 DEG C, and the coating film is flat and smooth, is resistant to humidity, air, acid rain, sea water and salt fog corrosion, and has the hardness of 2-6 H; the coating is resistant to high and low temperatures, is resistant to low temperature of -60 DEGC and high temperature of 400-600 DEG C, and has the level 1 adhesion power.

The invention discloses a reflective heat-insulation polyvinyl chloride (PVC) waterproof coiled material and a preparation method thereof. The PVC waterproof coiled material comprises the following components in parts by weight: 100 parts of PVC resin powder, 20-60 parts of a plasticizer, 10-30 parts of a toughening agent, 4-6 parts of epoxidized soybean oil, 2-5 parts of a heat stabilizer, 3-12 parts of potassium hexatitanate and / or sodium hexatitanate, 3-5 parts of titanium dioxide, 0.2-0.5 part of stearic acid, 0.1-0.4 part of calcium stearate, 0.2-2 parts of an antioxidant, 0.2-2 parts ofa light stabilizer, 20-40 parts of calcium carbonate and 0.1-0.5 part of a coupling agent. The coiled material has excellent dimensional stability, reflection heat insulation performance, good mechanical property, good low-temperature toughness, good aging resistance, long service life of the product, energy conservation and environment friendliness, and is particularly suitable for being used onexposed roofs.

The invention discloses a doped high-infrared reflection rare-earth sesquisulfide gamma-Ce2S3 coated mica pearlescent pigment and a preparation method thereof. The preparation method comprises the following steps: preparing a mixed oxide coated mica pearlescent pigment with soft pearly luster by a sol-gel process; uniformly mixing the mixed oxide / mica pearlescent pigment with appropriate additive; and performing high-temperature sulfurizing reduction to obtain a doped rare-earth sesquisulfide Ce(2-x)MxS3 (M=Y<3+> or Nd<3+>) coated mica pearlescent pigment. The hue and tinting strength of the doped rare-earth sulfide pearlescent pigment prepared by the method change along with the type, dosage and coating rate of the doping metal M. Moreover, the sintering degree of the composite pigment is low, and the properties such as brightness and oxidation resistance of the product are remarkably improved over pure rare-earth sulfide pigment; and meanwhile, the synthesized Ce(2-x)MxS3 (M=Y<3+> or Nd<3+>) coated mica pearlescent pigment has a high ultraviolet absorption property in an ultraviolet region and a high infrared reflection property in a near infrared region and has broad application prospects in the field of anti-ultraviolet and solar heat-reflection thermal insulation coatings.

The invention discloses a dark-color reflective and heat insulation varnish and a preparation method thereof, relating to the field of coatings. The dark-color reflective and heat insulation varnish comprises the following components in parts by weight: 320-380 parts of an elastic emulsion, 40-80 parts of a fluorocarbon emulsion, 220-270 parts of filler, 4-6 parts of a dispersing agent, 3-5 parts of a defoaming agent, 5-10 parts of a film-forming additive, 3-5 parts of a flatting agent, 5-8 parts of a thickening agent, 2 parts of a mildew-proof and alga-proof agent, 2 parts of a bactericide, 3-5 parts of a wetting agent and 200-250 parts of deionized water. The varnish belongs to an environment-friendly coating, not only is high in reflection coefficient and radiation coefficient, free of grinding and good in decoration property, but also does not contain APEO and cannot generate hazards to the environment and human health.

The invention provides interior wall heat-insulating paint which comprises the following components in parts by weight: 5-45 parts of water, 3-25 parts of assistant, 3-55 parts of inorganic filler, 5-55 parts of paint resin and 1-30 parts of metal-coated hollow microsphere. The interior wall heat-insulating material provided by the invention comprises the metal-coated hollow microsphere, so that the metal-coated hollow microsphere ensures that the infrared reflectivity is improved, the emissivity is reduced, and certain heat reflection effect is achieved; and the metal-coated hollow microsphere is in a hollow structure and is low in heat conductivity coefficient, so that no convected air exists in the prepared interior wall heat-insulating paint, the heat conductivity coefficient of the paint is reduced, and the middle and far infrared heat ray blocking capability of a heat-insulating coating is greatly enhanced, thereby improving the indoor heat-insulating effect. Experimental results indicate that the interior wall heat-insulating paint provided by the invention can increase the indoor temperature by 2-3 DEG C.

The invention discloses a low-radiation thin film and a preparation method thereof. The low-radiation thin film comprises a matrix and silver nanowires, wherein the matrix is made of a transparent polymer material; and the silver nanowires are distributed in the matrix, and the silver nanowires form a network-shaped structure.

The invention relates to the field of coatings, and particularly discloses a cooling composite coating for a helmet and a preparation method thereof. The cooling composite coating for the helmet comprises a thermal radiation cooling layer and a near-infrared reflecting layer which are sequentially coated from inside to outside. The preparation method comprises the following steps: preparing thermal radiation cooling primer, preparing near-infrared reflecting paint and preparing the cooling composite coating for the helmet. The cooling composite coating for the helmet can be used for the surface of the helmet; the coating improves the heat reflection efficiency through the infrared high-reflection black pigment, the heat dissipation strength is improved through the nanometer far infrared powder, the temperature of the helmet outer layer and the temperature of the helmet inner layer are reduced through cooperation of the infrared high-reflection black pigment and the nanometer far infrared powder, and therefore a wearer has good use experience. Besides, in the preparation method, through an air spraying scheme, the composite coating is rapidly coated and generated, and the preparation method has the advantages of being high in production efficiency and low in production cost.

The invention discloses a low-radiation coating and a preparation method thereof. The low-radiation coating comprises a silver nanowire, a transparent polymer and an organic solvent, wherein the concentration of the silver nanowire is 1-10 mg / mL; the transparent polymer comprises one of poly(methyl methacrylate) (PMMA), poly(4-methyl pentene) (TPX), polyethylene (PE) and polyethylene terephthalate(PET).

The invention provides interior wall heat-insulating paint which comprises the following components in parts by weight: 5-45 parts of water, 3-25 parts of assistant, 3-55 parts of inorganic filler, 5-55 parts of paint resin and 1-30 parts of infrared reflection pigment and metal-coated hollow microsphere, wherein for the infrared reflection pigment, the refractivity is more than 2.0, and the particle size is no less than 1mu m. In the invention, the infrared reflection pigment of which the refractivity is more than 2.0 and the particle size is no less than 1mu m ensures that most of the heat energy absorbed by the surface of a wall can be instantaneously reflected back indoors, thus improving the indoor heat-insulating effect; and the metal-coated hollow microsphere has high infrared reflectivity and low emissivity, is in a hollow structure and is low in heat conductivity coefficient, so that the heat conductivity coefficient of the paint is reduced, and the middle and far infrared heat ray blocking capability of a heat-insulating coating is greatly enhanced, thereby improving the indoor heat-insulating effect.

The invention relates to an infrared shielding type glass heat-insulating coating which is prepared from the following raw materials in percentage by weight: 40 to 50 percent of organic silicon modified acrylic polymer emulsion, 17 to 25 percent of nanometer semiconductor material, 0.1 to 1.5 percent of molecular bridge and 0.5 to 0.7 percent of dispersant. The coating enhances the transmission rate of a coating layer for visible light, so that the light transmission rate of the coating layer reaches 90 percent. The coating layer achieves high infrared reflectivity and shielding rate: the reflectivity thereof for infrared rays reaches 85 percent, and the coating layer with the high infrared reflectivity has high heat-insulating effect; coated glass can not be penetrated by an infrared night vision instrument due to the high infrared shielding rate of the coating layer, and indoor privacy is protected. In addition, the coating of the invention has lower heat transfer coefficient, and the heat transfer quantity thereof is lower than 29 percent of solar energy.