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6040results about "Polyester coatings" patented technology

Environmental-protection anti-corrosive heat-dissipation powder paint, and preparation method and application thereof

The invention discloses an environmental-protection anti-corrosive heat-dissipation powder paint, and a preparation method and application thereof. The environmental-protection anti-corrosive heat-dissipation powder paint comprises the following raw materials in parts by weight: 40-90 parts of matrix resin, 2-40 parts of curing agent, 0.5-10 parts of carbon nanotube, 0.5-2 parts of additive, 0-4.5 parts of hexagonal boron nitride, 0-15 parts of aluminum nitride, 0-10 parts of magnesium nitride, 0-10 parts of silicon carbide and 5-30 parts of pigment and filler. The composition and proportioning of the raw materials of the powder paint disclosed by the invention are scientific and reasonable. The experimental result indicates that the powder paint has the advantages of favorable heat-dissipation effect, high efficacy enhancement rate (higher than 60%) and favorable cooling effect (more than 20 DEG C), and can effectively solve the problem of poor heat-dissipation effect in the high-power electronic product, thereby prolonging the service life of the electronic product. The powder paint disclosed by the invention is free of organic solvent, and is environment-friendly and safe; the powder paint disclosed by the invention also has favorable comprehensive properties, such as flexibility, hardness, adhesive force and the like, and stable chemical properties; and the coating formed by the powder paint has the advantages of high corrosion resistance and shock resistance, favorable insulation property and wide application range.
Owner:TIGER DRYLAC TAICANG

Wear-resisting super-hydrophobic coating composition as well as preparation method and application thereof

InactiveCN107987675AImprove protectionLong-term effective superhydrophobic propertiesLiquid surface applicatorsPolyurea/polyurethane coatingsMicro nanoNanoparticle
The invention relates to a wear-resisting super-hydrophobic coating composition as well as a preparation method and application thereof. The composition is prepared from a nano-material dispersion solution and a binding material dispersion solution. The nano-material dispersion solution is prepared by mixing a nanoparticle material, a hydrophobic silane coupling agent and a volatile solvent, wherein nanoparticles form a rough structure with a micro-nano dual scale through a mutual effect of the nanoparticles and the structure is dispersed in the solution of the hydrophobic silane coupling agent; the hydrophobic silane coupling agent has one or more groups and covalent bond connection is formed by the hydrophobic silane coupling agent and the micro-nano dual rough structure; meanwhile, thewear-resisting super-hydrophobic coating composition at least contains one hydrophobic group. A super-hydrophobic coating layer formed by the super-hydrophobic coating composition keeps a long-term effective super-hydrophobic property; the coating composition adopts a binding material so that the binding force between a super-hydrophobic structure and a matrix is enhanced and the protection effectof the coating layer is enhanced; a processing technology of the super-hydrophobic coating layer is simple and convenient and large-area construction is facilitated.
Owner:杭州纳微生物化学有限公司

Transparent thermal insulation anti-ultraviolet coating and preparation method thereof

The invention provides a transparent thermal insulation anti-ultraviolet coating and a preparation method thereof, belongs to the technical field chemical industry, materials and environmental protection and relates to the transparent thermal insulation anti-ultraviolet coating which can reduce the transmission of solar energy and ultraviolet and the preparation method thereof. The coating comprises nano-slurry with the thermal insulation anti-ultraviolet function and a film-forming substance, and is combined with the synergistic effects of a wetting dispersant and a hyper-dispersant for preparing the nano-slurry with high solid content and stable dispersion. The preparation process of the coating is simple and can greatly improve the solid content of the coating, ensure the optical effect of a paint film after coating, simultaneously organically combined powder with different functions and obtain the thermal insulation anti-ultraviolet functional coating with satisfactory effects. The coating has the characteristics of low transmission of ultraviolet and near infrared light of solar rays, high transmission of visible light and the like, and can be coated on glass, polycarbonate or organic glass and other transparent materials, and achieve the purposes of energy conservation and protection.
Owner:SHANGHAI FUJIA ADVANCED MATERIALS SCI & TECH

Transparent wear-resistant super-hydrophobic coating material, preparation method and coating process thereof

The present invention relates to a transparent wear-resistant super-hydrophobic coating material, a preparation method and a coating process thereof. The transparent wear-resistant super-hydrophobic coating material comprises a nanometer material dispersion liquid and an adhesion material dispersion liquid. According to the present invention, during the preparation, a nanometer material and a volatile solvent are mixed and dispersed to prepare the nanometer material dispersion liquid, and the adhesion material and the good solvent thereof are mixed and dispersed to prepare the adhesion material dispersion liquid; during the coating, the substrate surface is cleaned, the adhesion material dispersion liquid is coated to form the adhesion layer, the nanometer material dispersion liquid is coated after drying, the partial nanometer material is embedded into the adhesion layer through heating, pressurization and other ways, and finally the unstably-binding nanoparticles are removed by using scraping or adhesive tape adhesion to obtain the super-hydrophobic coating, wherein the coating has characteristics of good transparency, strong binding force, and wear resistance; and the super-hydrophobic coating material of the present invention can be used for the surfaces of a variety of materials such as metals, plastics, glass, cement boards and the like so as to achieve functions of water resistance, stain resistance, corrosion resistance, self-cleaning, dew resistance, icing resistance, and the like.
Owner:王舒

Photocatalytic type self-repairing super-hydrophobic coating and preparation method thereof

The invention belongs to the technical field of new chemical materials and relates to a photocatalytic type self-repairing super-hydrophobic coating and a preparation method thereof. The coating comprises the following materials: 10-50 percent of thermoplastic film-forming resin, 5-20 percent of low-surface energy material, 1-10 percent of photocatalytic active nano particles, 5-40 percent of hydrophobicity nano particles and 20-60 percent of organic solvent. The preparation method comprises the following steps: firstly, allowing nano particles to be subjected to fluorosilane modification to obtain the hydrophobicity nano particles; then, weighing all components of the coating for mixing, and performing high-speed shearing dispersing to obtain the coating provided by the invention. The coating can be applied to the surfaces of base materials such as steel material, aluminium alloy, plastic and composite in the way of brushing, spraying and the like, and a lotus leaf type super-hydrophobic coating can be obtained through drying. The coating can realize super-hydrophobic self-repairing through UV irradiation after being polluted by organic pollutant or subjected to mechanical wear by external forces, so that the coating has extremely good super-hydrophobic performance and perdurability, and the long-term using performance under the outdoor environments is also ensured.
Owner:FUDAN UNIV
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