42results about How to "Achieve weather resistance" patented technology

The invention relates to a siliceous heat-insulation composite material for a wall, which comprises base materials and water. The base materials mainly comprise closed-cell expanded perlite, cement, building gypsum, inorganic mineral substance fibers, high-viscosity attapulgite clay, redispersible rubber powder, hydroxypropyl methyl cellulose auxiliaries and a water repellent, wherein the inorganic mineral substance fibers comprise alumina silicate fibers, brucite fibers, mineral cotton fibers and the like, and when the material is used, the weight ratio of the base materials to the water is 1:1.2-1.3. The material as an amorphous powdery heat-insulation material is excellent in energy conservation, heat insulation, sound absorption, flame retardance reaching level A1, fireproofing, seismic resistance, crack control, flexibility and weatherability, does not chemically react with the wall, is high in strength and ageing resistance, avoids deformation, crack, hollowing, shedding and is the same as the wall in service life in use. The material is green, environment-friendly and non-toxic, is applicable to heat insulation of an inner wall and an outer wall made of various wall base materials, a splitting wall and heat-insulation energy-saving projects such as roofs, basements, garages, stairs, corridors, fire-fighting accesses and the like.

The invention discloses a water-based nano reflection and heat insulation transparent coating and a preparation method thereof. The formula of the coating comprises the followings in percentages by weight: 35%-50% of a water-based acrylic emulsion, 5%-15% of water-based lithium silicate, 5%-15% of a water-based polyurethane emulsion, 5%-10% of a water-based heat insulation nano dispersion sizing agent, 5%-10% of a water-based heat insulation and heat preservation nano dispersion, 2%-12% of a wetting dispersant, 0.2%-0.5% of a flatting agent, 0.2%-1% of a thickener, 0.1%-0.2% of an antifungus and anti-mildew agent, 0.5%-2.5% of a coalescing agent, 0.5%-2% of a silane coupling agent and 5%-25% of deionized water. According to the water-based nano reflection and heat insulation transparent coating disclosed by the invention, under the precondition of without influencing lighting, heat radiation is blocked and infrared heat energy is prevented from being conducted into the interior of a base material through effective reflection and heat energy conduction, and thus the effects of heat insulation and heat preservation are reached. Heat energy, entering the room through the base material, generated by an outdoor heat source can be effectively blocked in summer, and indoor heat can be effectively blocked from being dispersed in winter, so that the application of refrigeration and heat preservation equipment can be effectively reduced, and the energy-saving effect is obvious.

The invention discloses soap-free fluorocarbon emulsion prepared from perfluoroalkyl ethylenes through copolymerization and a preparation method of the soap-free fluorocarbon emulsion. The soap-free fluorocarbon emulsion is prepared from the following raw materials in percentages by mass through copolymerization: 4-40% of a fluorine-containing component, 50-70% of a component which does not contain fluorine, 3-8% of a pigment dispersing component, 2-8% of a crosslinking component, and 2-8% of a polymerizable emulsifier component. The soap-free fluorocarbon emulsion prepared by the invention is good in mechanical stability, low-temperature stability and ion stability; the problem that an emulsifier of the conventional emulsion is released into the environment is avoided during film formation; and the soap-free fluorocarbon emulsion is environmentally friendly.

The invention discloses a powder coating with ultrahigh weather-proof extinction effect, wherein the powder coating comprises the raw materials: a powder coating component A and a powder coating component B, wherein the powder coating component A and the powder coating component B are dry-mixed into a whole and have different curing speeds; the powder coating component A is composed of the raw materials: a first polyester resin and a curing agent capable of carrying out curing reaction with the first polyester resin; the powder coating component B is composed of the raw materials: second polyester resin and acrylic resin containing epoxy groups, wherein the acrylic resin and the second polyester resin can be subjected to curing reaction. The powder coating is prepared from the powder coating component A and the powder coating component B through a dry mixing process; the acid value range of the first polyester resin is not less than 15, and the acid value range of the second polyesterresin is not less than 15. By adopting a polyester curing system dry-mixed polyester and acrylic resin curing system, a coating extinction product with the gloss not higher than 10 degrees can be realized at the same time, and meanwhile, a quite excellent super weather-proof effect is achieved.

The invention provides an anticorrosive coating for metal surfaces and a preparation method thereof. The anticorrosive coating comprises epoxy resin, nano magnesium hydroxide, graphene oxide, modifiedinorganic oxide particles, a functional additive and a solvent. The anticorrosive coating achieves a good anticorrosive effect, and all the components are synergistic. The preparation method is simple and easy to implement, and can realize large-scale industrial production. The prepared anticorrosive coating can realize long-term corrosion protection to hulls in deep sea environments.

The invention discloses a sunlight reflective thermal-insulation paint, and a preparation method thereof. The sunlight reflective thermal-insulation paint comprises, by weight, 35 to 50 parts of fluorocarbon resin emulsion, 5 to 15 parts of a high reflectivity pigment, 5 to 10 parts of polymer hollow micro-sphere, 5 to 10 parts of a reflective material, 5 to 15 parts of nanometer metal powder, 3 to 8 parts of nanometer silica, 0.2 to 0.5 part of a wetting dispersant, 0.4 to 0.8 part of a thickening agent, 0.2 to 0.4 part of a bactericide, 0.5 to 2.5 parts of a film forming auxiliary agent, 0.6to 1.6 parts of an antifoaming agent, and 15 to 25 parts of deionized water. The sunlight reflective thermal-insulation paint is capable of reflecting thermal energy transmission effectively, blocking heat radiation, blocking infrared heat energy, is excellent in thermal insulation performance, is low in energy consumption, is obvious in thermal insulation effect, and is long in service life; thepreparation method is simple, and is suitable for large scale production and applications.

The invention provides a steel plate with the yield strength at the 460 MPa grade and a preparation method of the steel plate with the yield strength at the 460 MPa grade. The steel plate with the yield strength at the 460 MPa grade comprises 0.06-0.08% of C, 0.20-0.30% of Si, 1.45-1.65% of Mn, not larger than 0. 015% of P, not larger than 0.008% of S, 0.025-0.035% of Nb, 0.010-0.020% of Ti, 0.15-0.25% of Cu, 0.15-0.25% of Ni, Cr: 0.15-0.25% of Cr, 0.024-0.034% of Als, 0.0005-0.0030% of rare earth Ce and the balance Fe and unavoidable impurities. The obtained steel plate has low yield-strengthratio, good low-temperature toughness, good cold forming performance, good welding performance and good corrosion resistance. Meanwhile, the steel plate with the yield strength at the 460 MPa grade has the features of a simple preparation technological process, a short production period, low production cost and the like.

The invention discloses an aluminum-wood-plastic composite integrated decorative plate and a preparation method thereof. The upper and lower surfaces of a base plate with a hollow I-shaped structure are thermally coated with aluminum foils, or the upper and lower surfaces of a base plate with a micro-foaming solid wall U-shaped structure are thermally coated with aluminum foils, so that the decorative function and surface weather resistance of an existing aluminum plastic plate can be realized, and the integrated decorative plate has the characteristics of damp-proofing effect, mothproofing effect and deformation resistance, the phenomena of glue failure, hollowing, deformation or drop of the decorative plate in the using process can be prevented, the potential safety hazard is reduced, the construction link can be simplified in the construction process, a great number of raw materials and labor can be saved, the integrated decorative plate has energy-saving and environment-friendly effects and is convenient to install, the construction efficiency can be improved, and the production cost is reduced.

The invention discloses a water-based nanoscale composite thermal insulation coating and a preparation method thereof. The materials comprise the following components in parts by weight: 35 to 50 parts of water-based fluorocarbon emulsion, 5 to 15 parts of light polymer hollow microspheres, 5 to 10 parts of hollow glass microspheres, 5 to 10 parts of nanoscale ATO slurry, 5 to 15 parts of nanoscale metal powder, 3 to 8 parts of nanoscale titanium dioxide, 0.2 to 0.5 parts of dispersant, 0.4 to 0.8 parts of thickening agent, 0.2 to 0.4 parts of anti-mildew and bactericidal agent, 0.5 to 2.5 parts of film coalescing aid, 0.6 to 1.6 parts of silane coupling agent and 15 to 25 parts of deionized water. The coating disclosed by the invention can effectively reflect thermal energy conduction, block thermal radiation and stop infrared thermal energy, the thermal insulation property is excellent, energy consumption is low, the thermal insulation effect is remarkable, the service life is long,the preparation method is simple, and the invention is suitable for mass production and application.

The invention provides a preparation method for a normal-temperature-cured polytetrafluoroethylene-modified high-solid-content automobile varnish. The preparation method is characterized by comprising a step of mixing main paint, a curing agent and a diluent according to a mass ratio of 100: 50: (10-15), wherein the main paint is prepared by mixing 40 to 59 parts of mixing monomer, 1 to 5 parts of an initiator and 40 to 60 parts of a mixed solvent under stirring in the presence of nitrogen and then adding 3 to 5 parts of modified transparent oily polytetrafluoroethylene resin drop by drop; the curing agent is prepared by mixing 50 to 60 parts of polyisocyanate, 30 to 40 parts of butyl acetate and 10 to 20 parts of propylene glycol methyl ether acetate; and the diluent is prepared by mixing 50 to 60 parts of butyl acetate with 40 to 50 parts of propylene glycol methyl ether acetate. According to the invention, the liquid polytetrafluoroethylene resin prepared on the basis of independent research and development is added into hydroxyl-acrylic resin, so the prepared automobile varnish has the excellent properties of super self-cleanness, high hardness, super smoothness, weatherability, etc.

The invention relates to a fixing and installing method for a stone pendant through a vertical steel belt. According to the fixing and installing method, the stone pendant is fixed to and installed on an external building wall through the steel belt, and the external building wall is composed of floor concrete cross beams and a bricking wall body located between the floor concrete cross beams; the weathering resistance and the firmness of the heat preservation stone are achieved by making full use of the mechanical bearing capacity of the vertical steel belt and the mechanical bearing capacity of the floor concrete cross beams, the fireproof performance meets the national A-level standard, the service life is as long as that of a building, the construction period is shortened, the construction cost is low, and materials are saved.

The invention discloses an artificial turf capable of reflecting heat energy of sunlight and a preparation method thereof. The temperature of the surface of the artificial turf can be reduced. The low-temperature artificial turf comprises basic cloth, artificial grass arranged on the basic cloth in a tufting mode and an adhesive, and the artificial grass contains highly infrared reflection pigment.

The invention discloses a high-performance industrial composite glycerin. The high-performance industrial composite glycerin comprises the following raw materials by weight: 55-65 parts of glycerin, 10-20 parts of an alloy assistant liquid, 3-7 parts of Si powder, 5-15 parts of a reinforcing agent and 2-6 parts of rutile type nano-titanium dioxide. According to the invention, the alloy assistant liquid is added into glycerin to improve the adaptability of glycerin at a high temperature and adapt to the temperature change so as to reach a yellowing-resistant effect, the alloy assistant liquid adopts methyl phenyl silicone oil as a matrix liquid, methyl phenyl silicone oil itself has weather resistance, heat resistance, chemical resistance and other excellent properties, and by adding nickelpowder, titanium carbide powder and magnesium borate powder, on the one hand, methyl phenyl silicone oil can serve as bridging liquid to make nickel powder, titanium carbide powder and magnesium borate powder better integrate into glycerin, the nickel powder can play a repairing role, so that glycerin can adapt to the temperature timely at the high temperature, the yellowing resistance effect isimproved, and the titanium carbide powder and magnesium borate powder can improve the temperature resistant effect of glycerin.

The invention provides a low-yield-ratio Q370qNH steel plate and a preparation method thereof. The steel plate is prepared from the compositions in percentage by mass: 0.04-0.06% of C, 0.20-0.30% of Si, 1.2-1.4% of Mn, less than or equal to 0.015% of P, less than or equal to 0.008% of S, 0.01-0.02% of Nb, 0.25-0.35% of Cu, 0.3-0.4% of Ni, 0.4-0.5% of Cr, 0.024-0.034% of Als and the balance of Fe and unavoidable impurities. According to the low-yield-ratio Q370qNH steel plate and the preparation method thereof, the obtained Q370qNH steel plate has a low yield ratio, good corrosion-resistant properties, low-temperature toughness, cold shaping properties and welding properties, and can be used without coating; and meanwhile, the characteristics that the preparation technological process is simple, the production period is short and the production cost is low are achieved.

The invention relates to an improved high-performance flame-retardant cable which sequentially comprises a circular structure conductor, a conductor shielding layer, a fluoroplastic insulating layer and an insulating shielding layer. A filler is arranged in a gap of a cable core, and a wrapping layer, a flame-retardant layer I, a braided layer, a flame-retardant layer II and an outer sheath are sequentially arranged outside the cable core and the filler. Four humidity-sensitive insulated wire cores are embedded in the braided layer, the two sides of each humidity-sensitive insulated wire core are respectively provided with the water-blocking ropes, and the flame-retardant layer I and the flame-retardant layer II comprise the following steps of (1) mixing raw materials step by step; (2) putting the mixture into a banburying furnace for banburying; and (3) melting a copolymer, and carrying out injection molding. The cable is excellent in transmission performance, and larger current is introduced by the humidity-sensitive insulating wire cores to dissipate heat, so that moisture is taken away, the overall flame-retardant effect is good, the service life is long, and the flame-retardant layer is excellent in flame-retardant performance and is convenient to process.

The invention discloses a corrosion-resistant and weather-resistant glass bottle and a preparation method thereof, and aims to solve the problem that the service life of the glass bottle is influenced due to yellowing or corrosion of the glass bottle. According to the technical scheme, the corrosion-resistant and weather-resistant glass bottle and the preparation method thereof are characterized in that the corrosion-resistant and weather-resistant glass bottle comprises a glass bottle body, a glass bottle protection piece is arranged on the outer side of the glass bottle body, and the glass bottle protection piece is tightly attached to the outer wall of the glass bottle body; (2) proportioning; 3) mixing; 4) mixing the materials; 5) heating; and 6) cooling. According to the corrosion-resistant and weather-resistant glass bottle and the preparation method thereof, the corrosion-resistant effect and weather resistance of the glass bottle body can be guaranteed, and the service life of the glass bottle body is prolonged.

The low-VOCs touch screen silver paste comprises the following raw material components in parts by weight: 7-15 parts of epoxy resin, 2-5 parts of hyperbranched epoxy resin, 5-15 parts of a reactive diluent, 1-3 parts of a curing agent, 1-3 parts of an auxiliary agent and 60-80 parts of silver powder. The low-VOCs touch screen silver paste provided by the invention is small in curing volatilization, has excellent printability, conductivity and adhesive force on various membrane materials, and is particularly suitable for a glass touch screen.

The invention relates to the technical field of solar panel back films, in particular to a solar panel covering back film and a preparation method thereof. The solar panel covering back film comprisesa surface layer, a glue layer, an intermediate layer and a gluing layer from top to bottom sequentially. According to the solar panel covering back film, the purposes of weatherability and convenience in construction of the back film can be achieved by a unique four-layer structure, and the back film prepared in accordance with the formula can maintain the service life of 2500 h or longer when tested by double-80 (temperature of 80 DEG C and humidity of 80%) anti-aging experiments; the preparation method is simple, low in production cost and convenient for mass production, and product qualification rate is high.