44results about How to "Extend outdoor service life" patented technology

The invention discloses a high dirty-resistant and washing-resistant water-based crylic acid cooling coating and a preparation method thereof. The coating is prepared from the following raw materials in parts by weight: 20-65 parts of crylic acid emulsion, 6-20 parts of glass microbead, 1-5 parts of nanometer infrared ceramic powder, 1-9 parts of phase change material, 10-40 parts of pigment, 8-20 parts of filler, 0.1-2 parts of accessory ingredient and 15-30 parts of water. The high dirty-resistant and washing-resistant water-based crylic acid cooling coating integrates four heat dissipation mechanisms such as reflection, radiation, heat insulation and phase change cooling; and the high dirty-resistant and washing-resistant water-based crylic acid cooling coating has good staining resistance, washing resistance, alkali resistance, water resistance and construction performances and can be directly used for cooling the roof and the outer wall body of a building in summer and takes the action of energy saving and emission reduction. If serving as finish paint, the coating can be combined with an anticorrosive primer to be used for corrosion prevention and cooling of the storage tanks of finished product oil, liquefied gas, natural gas, chemical raw materials and grain oil to perform the effect on protecting the environment, saving water and saving energy.

The invention relates to a heavy anticorrosion super weatherproof powder coating. The heavy anticorrosion super weatherproof powder coating comprises the following components of: an epoxy resin particle system containing epoxy resin and an adaptive curing agent A and a fluorocarbon resin particle system containing fluorocarbon resin and an adaptive curing agent B, wherein the weight part ratio of the epoxy resin particle system to the fluorocarbon resin particle system is (6-4):(4-6). The heavy anticorrosion super weatherproof powder coating provided by the invention has excellent weatherproof and anticorrosion properties and also can realize automatic stratification after once coating is carried out, and construction is simple.

The invention discloses an arbitrary-curved-surface plane seamless spliced high-quality large-screen display device. The arbitrary-curved-surface plane seamless spliced high-quality large-screen display device is formed by stacking brick-shaped optical-fiber rear-projection display modules, wherein elements of each brick-shaped optical-fiber rear-projection display module include a variable-cross-section optical fiber panel, a signal processing module, a liquid crystal display panel, an LED (light-emitting diode) light source module, a fixing device, a shell, an anti-dazzling frosting coating and a touch sensing plate. The arbitrary-curved-surface plane seamless spliced high-quality large-screen display device has beneficial effects that a seamless spliced high-quality screen with small dot pitch can be produced, a display video picture of an arbitrary curved surface, a special arbitrary shape, and an arbitrary area can be realized; the seamless splicing principle is the primary-pixel splicing principle, pixel points are uniformly and compactly arranged, and the display consistency of the brightness and color is optimal; by adopting the modularized production, the constitutional part is easy to repair and replace; the touch sensing plate can be embedded into the display device, so that precision in positioning can be realized, and the picture quality and the shape of the display device are not affected; the water resistance and collision resistance are relatively good.

The invention relates to a solar cell packaging rubber film and a preparation method thereof. The solar cell packaging rubber film comprises the following components in parts by mass: 100 parts of polymer resin, 1-50 parts of polar resin, 0.5-2 parts of cross-linking curing agent, 0.05-0.2 part of cross-linking curing accelerator, 0.2-0.6 part of tackifier, 0.1-0.5 part of antioxidant, 0.05-0.25 part of ultraviolet stabilizer and 0.05-0.25 part of ultraviolet absorber. The preparation method of the solar cell packaging rubber film comprises the following steps of: 1) evenly mixing the raw materials according to proportions to obtain mixture; and 2) pouring the mixture into an extruder for mixing and plasticizing to obtain extruded materials, casting and calendaring the extruded materials to form a film, shaping through cooling and drawing, and finally winding the film. The solar cell packaging rubber film provided by the invention has the advantages that the light transmittance is higher, the film can effectively resist aging and the electric insulating performance is not changed fundamentally after the film is used for a long time; and the preparation method provided by the invention has the advantages that the processing efficiency is high, the cost is low and the large-scale production can be realized.

The invention provides a gray solar reflective cooling coating and a preparation method of the gray solar reflective cooling coating. The coating adopts a water-based acrylic emulsion as film-forming base stock, so that the coating is good in ageing resistance, long in outside service life, nontoxic and environmentally-friendly, and has good stain resistance, alkali resistance and water resistance, and good adhesive force to base materials such as concrete, metal, wood and glass. The gray solar reflective cooling coating is prepared from complementary color pigment pairs with a strong near infrared reflection or transmission function, such as black and white, blue and orange, purple and yellow, red and blue and the like, and titanium dioxide as functional pigments, assisted by a plurality of body pigments and assistants; therefore, the gray solar reflective cooling coating is simple to prepare, low in cost and friendly to the environment. The gray solar reflective cooling coating has excellent near infrared reflection and heat insulation performances, has good cooling performance, and can be widely applied to decoration and energy conservation of roofs and outer walls of buildings, and the optical performance meets the latest national standard requirements.

The invention relates to a black solar heat reflective cooling coating and a preparation method thereof. By integrating two cooling mechanisms of reflection and radiation and adopting a waterborne acrylic emulsion as a film forming base material, the coating is good in anti-aging performance, long in outdoor service life and non-toxic and environmentally friendly, has excellent stain resistance, alkaline resistance and water resistance and has a good adhesive force to base materials such as concrete, metals, woods and glass. By adding a black functional pigment which has a strong near infrared reflection or transmission performance supplemented by various extender pigments and auxiliaries, the coating is simple in preparation, low in cost and environmentally friendly. Compared with common black coatings, the black solar heat reflective cooling coating has a better near infrared reflection or transmission performance, so that the coating can be used for reducing surface and inner temperatures of coated objects such as concrete, metals, woods and foam plastic in summer. The coating can be widely applied to roofs of buildings and has an ideal energy-saving and cooling effect while has a beautiful effect.

The invention provides a super-hydrophobic aluminum material/zinc material and a preparation method and application thereof. The method comprises the following steps of sequentially washing the aluminum material/zinc material in acetone and alcohol through an ultrasonic way to obtain a part to be processed; placing the part to be processed in the previous step in the water at the temperature of 50DEG C to 100DEG C for 0.5 to 4h; and further carrying surface energy substance decoration treatment for the part to be processed obtained in the previous step. The super-hydrophobic aluminum material prepared by the method has a nano flaky silk-shaped surface structure, the prepared super-hydrophobic zinc material has a nano compact coarse protruded surface structure, a contact angle of water drop on the surface of the aluminum material/zinc material is 140DEG to 170DEG, and a rolling angle is less than 10DEG C. The method is simple in process, good in repeatability and low in cost. The super-hydrophobic aluminum material/zinc material is applicable to the outer wall of a pipeline, the surface of ships or the outer wall of an electric wire, capable of effectively improving the hydrophobicity, self-cleaning property and anti-freezing property and prolonging the service life.

The invention relates to the technical field of wind power generation, in particular to an anti-icing wind power generator blade and a fabrication process thereof. A PVC heat contraction membrane which is used for preventing icing of the wind power generator blade under the low-temperature weather condition is disposed on the wind power generator blade. The PVC heat contraction membrane comprisesa PVC heat contraction membrane base material; the surface of the PVC heat contraction membrane base material is subjected to CF4 etching to form a rough surface provided with a plurality of grooves and concave pits; a PTFE coating is deposited on the rough surface; and a tight cross-linked network-shaped micro-nano surface structure is formed by the grooves, the concave pits and the PTFE coating.A wind power generator does not need to stop, the power generating capacity of the wind power generator is not affected, manpower and material resources are saved, power-on heating is not needed, electric energy is saved greatly, normal work of the wind power generator is not affected, the icing rate of an existing wind power generator blade is lowered fundamentally, thus in the premise of no damage to equipment and no waste of energy, the utilization ratio of an existing wind power generator in the cold weather is improved, and the power generating capacity in winter is guaranteed.

A self-cleaning solar energy high-reflectivity nano film and its manufacturing method, comprising a base layer, which is stainless steel or plexiglass, with a thickness of 0.3 mm to 1.2 mm, on which is a transition layer, made of copper or chromium, with a thickness of 20 nm to 50 nm, On it is a reflective layer, the reflective layer is silver, its thickness is 80nm ~ 150nm, on it is a protective layer, the protective layer is silicon dioxide, its thickness is 200nm ~ 800nm, on it is a self-cleaning layer, self-cleaning The layer is titanium dioxide, and its thickness is 50nm-250nm. When the reflective film of the present invention is a silver film, the reflectivity to sunlight is 94% to 97%, and when the reflective film is an aluminum film, the reflectivity is 90% to 92%. The present invention not only has high reflectivity, but also has The self-cleaning function is just as bright as new after just flushing with water, and the outdoor service life is long.

The invention discloses a polypropylene/polyvinylidene fluoride blended modified material and a preparation method thereof. The polypropylene/polyvinylidene fluoride blended modified material includes, by weight, 20-70 parts of polypropylene, 10-50 parts of polyvinylidene fluoride, 5-30 parts compatibilizer, 5-30 parts of a toughener, 0.05-1 part of an antioxidant and 0.05-5 parts of an ultraviolet absorber. The preparation method comprises the following steps: the polypropylene, polyvinylidene fluoride, the compatibilizer, the toughener, the antioxidant and the ultraviolet absorber are weighed according to the above formula ratio, and are added into a twin-screw extruder, and the obtained mixture is plasticized, is dispersed, and then undergoes extrusion granulation to obtain the polypropylene/polyvinylidene fluoride blended modified material. The ultraviolet radiation resistance quantity of the polypropylene/polyvinylidene fluoride modified material prepared in the invention can be increased by 3 times, or more, the outdoor service life of a tube made from the polypropylene/polyvinylidene fluoride modified material is prolonged to 2 times or more of the original service life, theoxygen permeability is reduced by 80%, and the polypropylene/polyvinylidene fluoride modified material also can be used in a -20 to 100 DEG C environment, so the application range is expanded.

The invention relates to a colored solar heat reflective cooling coating and a preparation method thereof. By using a waterborne acrylic emulsion as a film forming base material, the coating is good in anti-aging performance, long in outdoor service life, non-toxic and environmental friendly, has excellent resistance to stains, alkali resistance and water resistance and has a good adhesive force to base materials such as concrete, metals, woods and glass. By adding color functional auxiliaries with strong near infrared reflection or transmissivity supplemented by various extender pigments and auxiliaries, the coating is simple to prepare, low in cost and environmentally friendly. Compared with common colored coatings, the colored solar heat reflective cooling coating has better near infrared reflection or transmissivity, thereby satisfying the latest requirements on industrial standard of building industry. In winter, the coating can be used for remarkably improving the surface and inner temperatures of a coated object such as concrete, metals and woods, can be widely applied to building roofs and exterior walls and further has ideal energy-saving and cooling effects while being used for beautifying the coated building.

The invention discloses perfluorocarbon powder paint. The paint comprises the following components in parts by weight: 150-250 parts of fluororesin, 20-80 parts of isocyanate resin, 0-10 parts of accelerant, 0-100 parts of filler, 0-10 parts of flatting agent, 0.5-5 parts of benzoin, and 0-50 parts of pigment. The invention also discloses a preparation method of the powder paint. The powder paint is simple in prescription, fluororesin and isocyanate resin are adopted as a curing system, the texture is strong in stereoscopic sense and good in decoration effect, the curing coating has super-weather resistance and long outdoor service life, and is relatively low in using and maintaining comprehensive cost.

The invention discloses an environment-friendly anticorrosion and temperature-reduction integrated paint for a storage tank and a preparation method of the paint. The environment-friendly anticorrosion and temperature-reduction integrated paint consists of anticorrosion primer, heat-insulation interlayer paint and temperature-reduction surface layer paint. The anticorrosion primer is prepared by taking acrylic emulsion as a filming base material, iron-titanium powder as an antirust pigment filler and calcium carbonate powder, precipitated barium sulphate powder and talcum powder as body fillers, and supplementing auxiliaries and water. The heat-insulation interlayer paint is prepared by taking acrylic emulsion as a filming base material and hollow glass beads as a heat-insulation filler and supplementing auxiliaries and water. The temperature-reduction surface layer paint is prepared by taking acrylic emulsion as a filming base material and titanium dioxide powder, talcum powder, silicon dioxide, hollow glass beads and far infrared ceramic powder as temperature-reduction pigment fillers and supplementing auxiliaries and water. The environment-friendly anticorrosion and temperature-reduction integrated paint can form a film at normal temperature, is friendly to environment, plays a remarkable protection role to the storage tank due to high anticorrosion and temperature-reduction properties, and can be widely used for various storage tanks of oil gas and chemical materials.

The invention discloses an exhibition platform for artwork. The exhibition platform for the artwork comprises a platform surface, a fixed block, an ornament body, a base plate and more than one threaded rods, wherein the a platform surface through hole is formed in the platform surface; the fixed block is positioned above the platform surface and provided more than one groove and more than one threaded holes; the ornament body is positioned below the platform surface; the base plate is arranged below the ornament body; a base plate through hole is formed in the base plate; the upper end of each threaded rod penetrates through the platform surface through hole and a platform surface nut through a location nut, and is connected with the threaded hole of the fixed block into a whole; the platform surface nut is matched with the groove; and the lower end of each threaded rod penetrates through a bolt penetrating hole of the ornament body, an upper base plate nut and the base plate, and is connected with an lower base plate nut into a whole. The exhibition platform for the artwork has the advantages that the platform surface, the ornament body and the base plate are detachably connected through the threaded rod, so that the exhibition platform is convenient in dismounting and transportation; each part is provided with an upper and lower structure and is compact in structure; and as the ornament body is adopted, the artistic sense is improved.

The invention discloses a rust converter for online dip-coating rust prevention of building steel parts. The rust converter is prepared from the following raw materials in percentage by weight: 45 to62 percent of organic polymer anti-rust resin, 10 to 20 percent of anti-rust filler, 3 to 5 percent of an anti-corrosion assistant, 3 to 5 percent of a surfactant, 1 to 2 percent of a defoamer, 1 to 3percent of an adhesion promoter, 10 to 15 percent of inorganic pigment and 5 to 7 percent of water. The invention also provides a construction method of the rust converter for the online dip-coatingrust prevention of the building steel parts. The rust converter for the online dip-coating rust prevention of the building steel parts, provided by the invention, can be used for carrying out anti-rust construction on the building steel parts, is good in anti-rust quality, long in outdoor service life, high in construction efficiency and low in cost, is environment-friendly, and is ingenious in design, simple and convenient to prepare and suitable for large-scale popularization and use.