Scratch Resistant Nanocoatings for Automotives

A flexible, self-healing polyurethane coating for automotive paint protection films that combines high wear resistance with excellent weather resistance. The coating comprises a polyurethane elastomer matrix containing nano-silicon dioxide particles dispersed in a co-dispersed polyester resin, which provides both mechanical strength and thermal recovery properties. The silicon dioxide particles maintain the coating's elastic properties even after minor scratches, while the polyester resin maintains its original properties. The coating demonstrates superior performance in both tensile and wear resistance, particularly when compared to conventional coatings, and can be easily repaired through thermal recovery without the need for additional processing steps.

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Scratch-resistant automotive coating and preparation method that addresses existing limitations in automotive coatings. The coating comprises a scratch-resistant film-forming system, pigment, solvents, and additives. The film-forming system combines a specialized resin with a novel additive that enhances the coating's mechanical properties while maintaining its optical clarity. The pigment layer provides the desired color, and the solvents enable effective paint application. The additive specifically addresses the challenges of long-term durability in automotive coatings, particularly in high-traffic areas.

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Scratch-resistant polyurethane varnish with enhanced durability achieved through a nano-silica modified core-shell structure. The varnish comprises a polyurethane resin, hydroxy acrylic resin, aliphatic polyisocyanate, and nano-silica particles in a specific ratio. The nano-silica particles are incorporated into the polyurethane resin through a process involving washing, drying, and subsequent treatment with a hydroxyl-terminated polyurethane resin. This core-shell structure provides enhanced scratch resistance by creating a robust interface between the polyurethane and silica particles.

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Automotive paint with self-healing and repair capabilities through a novel polyurethane film structure. The film comprises a polyurethane matrix with a chitosan-acrylic resin compound, fluorocarbon resin, and hydrophobically modified nano-silicon dioxide. The film's self-healing mechanism involves hydrogen bonding between the film's cross-linked structure and water molecules, with subsequent mechanical deformation upon external stress. The film's mechanical properties are enhanced by nano-silicon carbide reinforcement, while the fluorocarbon resin and hydrophobically modified nano-silicon dioxide provide anti-fouling and wear resistance. The film's durability is demonstrated through scratch resistance under natural light conditions.

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Water-based anti-scratch anti-corrosion coating and preparation method that improves durability in harsh environments. The coating combines a waterborne polyaspartate polyester resin with additional components to enhance its performance in extreme conditions such as high temperatures, acids, and chemical environments. The coating achieves superior abrasion resistance while maintaining excellent corrosion protection, making it suitable for applications requiring both anti-scratch and anti-corrosion properties.

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Car paint film with enhanced performance through the use of nanocomposite materials. The film combines a modified acrylic emulsion with nanostructured additives that enhance its mechanical properties, fullness, and scratch resistance while maintaining excellent gloss and environmental performance. The nanocomposite components are specifically designed to address the challenges of modern automotive coatings, including VOC emissions, environmental impact, and worker safety during application.

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A water-based, scratch-resistant, self-cleaning inorganic nano-ceramic automotive paint that enhances durability and resistance to environmental degradation. The coating combines titanium dioxide pigment with calcium-based talc and kaolin fillers, along with a proprietary blend of surfactants and additives. The nano-ceramic structure provides exceptional weather resistance, while the surfactants enhance adhesion and water repellency. The self-cleaning mechanism is achieved through a unique combination of hydrophobic and hydrophilic properties, allowing the paint to maintain its protective barrier even in wet conditions. This innovative coating technology addresses the challenges of high-temperature durability, water resistance, and self-cleaning performance in automotive applications.

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Water-based coatings that combine scratch resistance with improved durability through the use of aluminum phosphate nanosheets. The coatings incorporate these nanosheets into their formulation, which enhances the paint's resistance to scratches and wear while maintaining its water-based properties. The nanosheets' unique surface chemistry enables them to improve the paint's adhesion and durability without compromising its water-based formulation.

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A new type of wear-resistant coating that combines advanced performance characteristics with a simplified production process. The coating comprises a polyurethane-acrylate emulsion, epoxy resin, nano silicon oxide particles, nano silicon powder, film forming aids, silicone leveling agent, polyether modified silicone oil defoamer, and polyurethane-acrylate emulsion. This formulation provides high abrasion resistance, corrosion resistance, strong adhesion, stable chemical properties, good gloss, and environmentally friendly characteristics.

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A coating for automotive surfaces that combines high gloss retention, scratch resistance, and abrasion resistance through a novel nanomaterial-based system. The coating comprises a nanocomposite material comprising nanoparticles of a metal oxide and a polymer matrix, which are dispersed in a polymer matrix. The nanocomposite material is applied to the automotive surface through a controlled process, resulting in a durable and long-lasting coating that maintains its glossy appearance even in harsh environmental conditions.

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A scratch-resistant coating for surfaces exposed to high-speed airflow, water, and mechanical forces. The coating combines polyester acrylate with amine-modified polyacrylate to create a base film that enhances abrasion resistance while maintaining thermal insulation properties. The coating formulation incorporates benzophenone and phenyl bis(2,4,6-trimethylbenzoyl) phosphonium oxide as photoinitiators, which facilitate polymerization and crosslinking while improving surface durability.

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A scratch-resistant water-based varnish composition and its preparation method for achieving high hardness and scratch resistance in coatings without adding harmful solvents. The composition incorporates nano-diamond hydrosol, a crosslinking curing agent comprising an alkylated trimer amine formaldehyde resin and a blocked water-based aliphatic isocyanate, and a hydroxy acrylic dispersion. The formulation enables excellent scratch resistance while maintaining gloss and appearance, making it suitable for coatings used in high-performance applications.

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Anti-scratch varnish for automotive coatings with improved scratch resistance through a novel combination of nanocrystalline silica and hydrophilic aliphatic polyisoxoate. The formulation combines a water-based acrylic resin with silica nanoparticles and hydrophilic polyisoxoate to create a surface that resists scratches and wear while maintaining excellent appearance and weather resistance. The nanocrystalline silica enhances mechanical durability, while the hydrophilic polyisoxoate improves paint adhesion and surface finish.

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Environmentally-friendly scratch-resistant coating comprising a polyester resin, glass microbeads, nano-titania, fluorine-containing fine powder wax, anti-scratch agent, dispersant, and antifoaming agent. The coating is prepared through a combination of dispersion and grinding processes, with the glass microbeads and nano-titania forming a fine dispersion that is then ground to a fine particle size. The dispersion is mixed with the polyester resin, fluorine-containing fine powder wax, anti-scratch agent, and dispersant, and then ground to a fine particle size. The resulting dispersion is then mixed with the antifoaming agent and film-forming agent, and finally formed into a uniform coating through controlled dispersion and grinding processes.

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A scratch-resistant aqueous automotive nano coating that enhances durability and resistance to scratches through a combination of nano-particles and specialized polymers. The coating comprises a base of alkyd resin, calcium carbonate, and ethylene glycol amine, with additional components including nano-zinc oxide, nano-zirconia, brass powder, dendritic polyamidoamine, and polycarboxylate. The coating's unique composition and nano-particle distribution create a robust barrier against mechanical damage while maintaining water-repellency.

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Scratch-resistant automotive coating and preparation method for automotive paints. The coating comprises an aqueous methacrylic acid ethyl ester resin, an aqueous polyurethane emulsion, sodium carboxymethyl cellulose, and deionized water. The coating is prepared by mixing the resin and emulsion with sodium carboxymethyl cellulose, then adding N-methyl-N-methoxyethoxymethyl piperidine halide to the mixture. The coating is then incubated for 2.3 hours, cooled, and then dispersed in water. The coating is then formulated into a paint by adding the dispersion to the dispersion tank and mixing with other additives.

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Ultra-high solid content nano-polymer alloy coating for automotive surfaces that addresses traditional paint limitations through a novel, environmentally friendly solution. The coating achieves exceptional durability, self-cleaning properties, and reduced VOC emissions compared to conventional paints. It features a high solid content (75% or more) that enables superior mechanical properties while minimizing environmental impact through low solvent requirements and reduced energy consumption. The coating's self-cleaning capability eliminates the need for frequent washing, while its high hardness and resistance to weathering and abrasion provide enhanced performance.

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A nano-coating for automotive applications that combines superior hardness and low water absorption properties. The coating comprises a polyurethane matrix, nano-titanium dioxide, and a blend of polyisocyanate, oleic acid, and dodecafluoroheptyl ester. The coating is formulated with a specific ratio of these components to achieve the desired properties, with the polyurethane matrix providing the necessary mechanical strength and the nano-titanium dioxide enhancing durability and resistance to environmental degradation.

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Waterborne polyurethane-based automotive coating that combines the benefits of epoxy resin-modified polyurethane with waterborne technology. The coating comprises a waterborne polyurethane matrix with added epoxy resin components, providing improved mechanical properties, adhesion, and chemical resistance compared to conventional waterborne polyurethane coatings. This hybrid formulation enables the development of a wear-resistant and scratch-resistant waterborne automotive coating that addresses the environmental and performance challenges associated with traditional waterborne polyurethane-based coatings.

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Graphene-reinforced superhydrophobic coating comprising a fluorocarbon emulsion, nano-silica sol, dispersant, defoamer, Propylene glycol, graphene oxide, film forming aid, and deionized water. The coating has superior mechanical properties, including hardness, adhesion, impact resistance, and abrasion resistance, while maintaining excellent weatherability, acid and alkali resistance, stain resistance, and self-cleaning performance. The coating is prepared through a simple and cost-effective process involving a nano-silica sol, graphene oxide, fluorocarbon emulsion, and deionized water.

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