Anti Static Coatings for Aircraft

Antistatic cover for aircraft nose and fuselage that provides protection against static electricity damage while covering the aircraft. The cover features a main body with a wear-resistant layer on its lower surface to prevent friction damage, and a protective assembly comprising nose, fuselage, and wing covers with conductive mesh linings. Conductive strips on the wear-resistant layer connect to the mesh linings, enabling static discharge while maintaining close fitment to the aircraft's contours. The protective assembly provides comprehensive coverage for the aircraft's critical areas, ensuring protection against static damage when the aircraft is parked.

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A high-performance electrostatic conductive coating for aircraft surfaces that achieves significant reduction in drag without compromising structural integrity. The coating combines a conductive mica filler with a specialized fluorocarbon resin and dispersant system, enabling effective conductivity while maintaining excellent mechanical properties. The formulation is optimized for high-speed flight conditions, featuring a unique combination of dispersant and dispersant-enhanced resin that ensures consistent dispersion and uniform coating thickness. The coating's unique dispersion system enables precise control over pigment filler distribution, ensuring optimal surface conductivity while maintaining structural integrity.

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A low-weight, high-performance antistatic surface coating for aircraft radomes that achieves both electrical insulation and radiation protection. The coating comprises a polymer matrix with a conductive carbon nanotube filler, achieving a surface resistivity of 0.5 MΩ/~25 MΩ while maintaining wave transmission properties. The coating is prepared using a hot melt process, eliminating the need for spray-curing and enabling consistent quality control during the manufacturing process.

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Antistatic coating for aircraft fuel tanks that addresses conventional limitations in conductive fillers. The coating employs a novel combination of carbon-based fillers and metal oxides, with the carbon-based fillers providing improved coloration and dispersion, while the metal oxides enhance durability and corrosion resistance. The coating formulation enables excellent performance in high-temperature environments, including fuel tank surfaces exposed to extreme temperatures and corrosive environments.

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Aircraft cockpit glass anti-static structure that prevents electrostatic discharge damage to the glass and its components. The structure includes a transparent conductive film on the outer glass surface, a Z-shaped metal pressing plate extending from the outer glass edge to the inner glass edge, an elastic conductor attached to the inner glass filler, and a metal mesh connecting the Z-shaped metal plate and elastic conductor. The metal mesh, Z-shaped metal plate, and elastic conductor are sealed by a sealant, while the elastic conductor is exposed at the lower end. The metal mesh and Z-shaped metal plate are connected using conductive adhesive, and the transparent conductive film is connected to the Z-shaped metal plate using metal foil paper or conductive adhesive.

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Composite material type electrostatic discharge device for aircraft with enhanced protection against high-charge impacts. The device comprises injection-molded injection-molded components with integrated conductive layers, specifically designed for aerospace applications. The device features strategically positioned conductive paths for high-charge protection, with optimized layer thicknesses and conductive particle distributions. The device's construction allows for precise control over the discharge path, enabling effective protection against high-charge impacts while maintaining low-resistance performance.

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A conductive mesh for aircraft structural elements that achieves lightning protection while maintaining structural integrity. The mesh is created by knitting copper wires into a fabric pattern that distributes the conductive layer uniformly across the surface. The knitted structure reduces the density of the conductive mesh compared to traditional grid patterns, while maintaining excellent electrical conductivity. This design enables effective lightning protection without compromising the structural integrity of the composite aircraft.

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A black conductive tube for aircraft applications that eliminates the need for separate conductive materials. The tube features a conductive PTFE ring with integrated wire mesh and multiple insertion holes, which provides a conductive path while preventing surface damage during lining. A cover with a built-in plug rod seals the ends when not in use, enabling direct observation of the conductive wire mesh. This design enables the simultaneous discharge of static electricity during lining operations, eliminating the need for separate conductive components.

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GO-modified ultracapacitor polymer (UM-PF) antistatic coating for aircraft surfaces, including a preparation method. The coating combines GO-modified UM-PF with a GO-based polymer matrix, achieving high mechanical strength and electrical conductivity while maintaining good antistatic properties. The GO modification enables enhanced electrical conductivity in the coating network, while the polymer matrix provides superior mechanical properties. The coating formulation enables effective antistatic performance without compromising the aircraft's structural integrity.

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Coated carbon fibers for aircraft and spacecraft structures that achieve high strength-to-weight ratios through the incorporation of electrically insulating coatings on conventional carbon fibers. The coating, which can be applied to both ends of the fibers, prevents corrosion of the carbon fibers during composite assembly, enabling the use of conventional carbon fibers in applications where conventional composites would otherwise be limited. The coatings also enhance electrical conductivity between the carbon fibers, enabling the creation of composite structures with integrated electrical functionality.

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A static dissipative coating that provides both electrical conductivity and thermal management while maintaining exceptional adhesion properties. The coating comprises a combination of epoxy resin, conductive particles, sodium fluoride, and isomeric alcohol polyoxyethylene ether. The sodium fluoride and isomeric alcohol polyoxyethylene ether enhance the coating's adhesion to the substrate through hydrogen bonding and molecular mobility, respectively, while the epoxy resin and conductive particles provide the electrical conductivity and thermal management capabilities.

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Graphene-based multifunctional coating for aircraft surfaces that combines corrosion protection, thermal management, and electrostatic shielding. The coating comprises a three-layer structure with conductive mica and zinc yellow epoxy as the base layer, a graphene-modified polyurethane layer, and a silicon, fluorine modified polyurethane layer. The coating provides superior thermal management, electrostatic protection, and corrosion resistance through its integrated design.

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Graphene-based integrated coating for aircraft surfaces that combines corrosion protection, thermal management, and electrostatic shielding. The coating comprises a three-layer structure with a conductive mica base, a graphene-based middle layer, and a fluorine-modified polyurethane surface layer. This multi-functional coating provides excellent thermal management, electrostatic protection, and corrosion resistance through its layered architecture.

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A multi-layer coating for light metal surfaces that combines conductive mica and zinc yellow epoxy paint with a graphene-polyurethane surface layer. The coating achieves superior anti-corrosion and anti-static properties through a dual-layer structure, with the base layer providing excellent bonding to the metal substrate while the surface layer enhances durability through the graphene-polyurethane combination. The coating can be applied using a spray process and is suitable for applications requiring high-performance protection against environmental degradation in aerospace and defense applications.

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Lightning protection system for aircraft that enhances its resistance to electrical discharges during lightning strikes. The system comprises a conductive coating with a second non-conductive discriminating layer that covers portions of the conductive coating. The discriminating layer has a lower dielectric breakdown voltage compared to the conductive layer, ensuring that the conductive layer remains intact even when exposed to lightning strikes. This dual-layer architecture provides superior protection against electrical discharges while maintaining the structural integrity of the aircraft.

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Antistatic coating for aircraft radomes that achieves both antistatic and mechanical properties while maintaining significant weight reduction. The coating, prepared through a unique combination of conductive filler and specific gravity control, achieves a specific gravity of 0.495-0.523, significantly lower than conventional antistatic coatings. This reduction enables weight reduction while maintaining the coating's ability to prevent static discharge.

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A multilayer coating system for static control applications, comprising a base layer of waterborne epoxy graphene coating, a conductive ground layer, a graphene interlayer with 5-25 micron diameter graphene particles, and a surface layer of epoxy or vinyl acetate coating with 0.1-1.0% graphene content. The coating process involves surface preparation, application of the base layer, grounding layer, graphene interlayer with specific particle size distribution, and final surface coating with controlled graphene content.

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A new anti-static coating for electrical and industrial applications that combines high conductivity with enhanced mechanical properties. The coating, comprising a silver-based system, provides superior electrical conductivity while maintaining superior mechanical strength and thermal stability compared to conventional anti-static coatings. This balance enables effective protection against electrostatic discharges while maintaining performance in demanding environments.

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Lightning protection sheet for aircraft featuring a conductive film patterned with strategically positioned heel features. The sheet incorporates a conductive matrix with strategically placed heel points that rapidly transition to lower electrical conductivity values upon exposure to lightning strikes. This unique design enables controlled contact point movement during lightning strikes, preventing damage to both the aircraft structure and the conductive film.

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Preventing electrostatic discharge from gas turbine engine fan blades through a novel electrostatic dissipative coating and conductive ground system. The coating covers the fan blade's airfoil root while a conductive ground tab is attached to the root's front face. A conductive flow path, integrated into the ground tab's design, runs along the root and blade component. This integrated flow path is secured to the root's neck and blade platform, effectively dissipating electrostatic charges through both mechanical and electrical means.

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