100results about How to "Good static conductivity" patented technology

The present invention discloses a static electricity-conducting anti-corrosive epoxy coating, which comprises a component A and a component B; wherein, the component A is composed of epoxide resin, epoxy active diluent, epoxy-terminated modified urethane resin, flaky conductive mica powder and granular conductive titanium pigment; the component B is composed of modified fatty amine, modified alicyclic amine and curing accelerator; the component A and the component B are mixed according to a proportion to prepare the double-component, non-carbon static electricity-conducting anti-corrosive epoxy coating without solvent. Because the static electricity-conducting anti-corrosive epoxy coating does not use volatile liquid solvent, adopts 100 percent of solid ingredients and uses the technical scheme of polyfunctional flexibilizer and the flaky and granular composite conductive media, the static electricity-conducting anti-corrosive epoxy coating has the advantages of high safety, energy saving, environment-friendliness, good static electricity-conducting property, good anti-corrosive property, one-step spraying and filming and convenient construction, so the static electricity-conducting anti-corrosive epoxy coating is widely applicable to the field of the static electricity conduction and corrosion prevention of oil storage tanks and has a wide market prospect.

An electrostatic-conducted epoxy-resin terrace coating and its coating process are disclosed. The coating consists of finish and primer, finish uses conductive short-staple slurry with excellent conductive and dispersing performances, and surface and volume resistances reach to 5*10(4)-1*10(6)omega, furthermore, finish utilizes composite accessory system with disperser, leveling agent, antifoaming agent and rheological agent; primer uses conductive graphite powder, and surface and volume resistances reach to 10(3)-10(4)omega. The process is carried out by pasting conductive copper foil at an interval 1m*2m, building an electrostatic dissipative leakage layer, connecting a grounding device by1000m2 with grounding resistance<4omega and composing complete electrostatic leakage system. It's simple, convenient and has excellent and long-acting electrostatic-conducting effect.

The invention discloses a waterborne two-component light-color in-tank electrostatic conduction anticorrosive paint, which is prepared from the following components by weight percent: 8-20% of running water, 30-45% of waterborne epoxy emulsion, 7-15% of waterborne epoxy curing agent, 8-20% of anti-rust pigment, 1-7% of white pigment, 1-7% of white filler, 8-18% of light color conductive filler, 0.1-0.3% of anti-settling agent, 0.1-0.4% of wetting dispersant A, 0.1-0.3% of wetting dispersant B, 0.8-2% of coalescing agents, 0.2-0.6% of defoamer, 0.1-0.3% of flatting agent, 0.1-0.6% of antirust agent, and 0.5-2% of thickener. The two-component waterborne epoxy resin and waterborne curing agent are taken as main film-forming matters, so that the condition that the coating has high crosslinking density and barrier property is ensured by chemical crosslinking reaction of two components.

The invention discloses a device for coating graphene on surfaces of metal foils. The device comprises a control unit, and an unwinding unit, a coating printing device, a baking unit and a winding unit arranged in sequence in a moving direction of the metal foils; the metal foils are aluminum foils or copper foils; the coating printing device comprises a pressing roller, a driving silica gel roller and a driving steel roller laminated from top to bottom; the driving silica gel roller and the driving steel roller are rotated in opposite directions by keeping a micron gap; the driving steel roller is dipped in a colloid pool with viscous materials; and a substrate is arranged between the pressing roller and the driving silica gel roller. The device realizes uniform spraying of materials with submicron thicknesses and thinner layers on the surface of the substrate to meet the thickness requirements of the graphene coated on the metal foils, and achieves excellent adhesion to effectively reduce the contact resistance between carbon particles and the metal foils.

The invention relates to an electrostatic conductive and corrosion-resistant epoxy resin-graphene coating and a preparation method thereof. The coating consists of a component A and a component B, wherein the component A comprises the following components in percentage by mass: 24.25 to 26.85 percent of epoxy resin, 0.01 to 3.09 percent of graphene, 0 to 26.24 percent of conductive mica powder, 28.25 to 58.00 percent of a filler, 2.42 to 2.69 percent of a silicon dioxide auxiliary, and a solvent; the component B comprises 50 to 100 percent of a polyamide curing agent and 0 to 50 percent of butanol. The novel composite coating is prepared by utilizing a lamellar structure and high corrosion resistance, electrical conductivity and chemical stability of graphene, has a good electrostatic conduction effect and a good corrosion-resistant effect, and is long in service life, nontoxic and free of pollution. The phenomena of bubbles, cracks, spalling, chalking and digestion after 60-day acid leaching and 60-day alkaline leaching are avoided. A preparation process is simple, and a novel technology for application of graphene to electrostatic conduction and corrosion resistance is provided.

The invention relates to the technical field of alloy materials, in particular to an antistatic PC-ABS (polycarbonate-acrylonitrile butadiene styrene) alloy material and a preparation method thereof.The antistatic PC-ABS alloy material is prepared from the following raw materials in parts by weight: 60 to 80 parts of PC resin, 20 to 30 parts of ABS resin, 2 to 4 parts of a static conducting agent, 5 to 10 parts of an anti-aging agent, 12 to 18 parts of a toughening modifier, 6 to 9 parts of a lubricant, and 2 to 8 parts of a compatilizer, wherein the static conducting agent adopts graphene with 1 to 20 layers. The antistatic PC-ABS alloy material has the advantages that the surface resistivity can reach 104 ohm, the antistatic property is excellent, the antistatic effect is lasting, and the anti-impact property and tensile strength are good.

The invention provides an anti-static sole which comprises an undersole and an insole, and is characterized by also consisting of a metal male bolt and a metal female bolt; the male bolt and the female bolt vertically penetrate through the undersole and the insole; the male bolt is arranged above the female bolt; the female bolt and the male bolt are mutually matched; the male bolt comprises a male bolt shaft and a male bolt cover; the top of the male bolt cover is provided with a circular arc-shaped convex hull; the circular arc-shaped convex hull is exposed outside the insole; the bottom of the undersole is provided with a mesh-like metal wire; and the female bolt is contacted with the metal wire. The invention also provides a pair of shoes which apply the anti-static soles, and the anti-static sole and the shoes have the advantages that a production process is simple, the cost is low, the processing is easy, the use is convenient, the anti-static performance is good, the shoes are comfortable to wear, and the shock-absorbing performance can be automatically adjusted according to the stress on feet.

The invention provides a composition, a rubber compound, a preparation method of the rubber compound and a tire, and belongs to the technical field of tires. The composition comprises the following components in parts by weight: 100 parts of rubber, 60-150 parts of white carbon black, 0-35 parts of carbon black and 1-35 parts of carbon nanotubes. The rubber comprises 0-50 parts by weight of natural rubber, 0-50 parts by weight of butadiene rubber and 0-100 parts by weight of butadiene styrene rubber. The average tube diameter of the carbon nanotubes is 5-25 nm. The average length of the carbon nanotubes is 40-65 [mu] m. The specific surface area of the carbon nanotube is 100-360 m < 2 >/g. According to the composition disclosed by the invention, part or all of carbon black is replaced by the carbon nanotubes, and the tire prepared from the carbon nanotubes with specific average tube diameter, specific average length and specific specific surface area has relatively high static conductivity and relatively high wear resistance, so that the driving safety performance is improved, and the service life of the tire is prolonged.

The invention discloses a solvent-resistant static-conducting epoxy paint which is composed of a part A and a part B. The part A is composed of 20-40 parts of epoxy resin, 10-25 parts of pigment and filler, 15-25 parts of conducting material, 0.2-0.5 part of defoaming agent, 0.5-1 part of leveling agent, 1-1.5 parts of anti-settling agent and 10-15 parts of diluter. The part B is composed of 8-12 parts of modified amine curing agent. The part A and part B are reasonably matched, the epoxy paint is stable in performance and convenient for storage before use; and after being applied, the epoxy paint has the advantages of favorable static conductivity, high solvent resistance and high corrosion resistance, and completely satisfies the application demands for liquid material tanks and pipelines in petroleum and chemical industries.

The present invention discloses an aqueous zinc-rich flake cathode protection prime coat, and belongs to the technical field of heavy anti-corrosion coating materials. The aqueous zinc-rich flake cathode protection prime coat comprises a component A, a component B and a component C, wherein a mass ratio of the component A to the component B is 5:1-8:1, a mass ratio of the mass sum of the component A and the component B to the component C is 5:1, the component A comprises, by mass, 45-60% of an aqueous epoxy resin, 4-6% of an auxiliary agent, and 35-50% of deionized water, the component B comprises, by mass, 70-80% of a modified amine curing agent, 10-15% of propylene glycol butyl ether, and 5-15% of deionized water, and the component C is flaky zinc powder. According to the present invention, the salt spray resistance of the aqueous zinc-rich flake cathode protection prime coat is similar to the salt spray resistance of the aqueous zinc-rich prime coat, and the aqueous zinc-rich flake cathode protection prime coat has unique advantages in the fields of construction convenience and static electricity conducting, and further has characteristics of environmental protection, safety, and no toxicity.

The invention relates to the technical field of agriculture and in particular relates to a sulfur-based soil conditioner. The sulfur-based soil conditioner disclosed by the invention is composed of the following components in percentage by mass: 35-90% of sulfur, 5-60% of general chemical fertilizers and 2-10% of adhesives. The sulfur-based soil conditioner disclosed by the invention has the advantages that the soil conditioner is high in sulfur content and small in usage, large in sulfur specific surface area and good in absorption and transformation effect, and the preparation method is simple, safe to process and convenient to use; and moreover, in sulfur-free saline-alkali soil, due to a contrast test of planting seeding-watermelon, cotton and corn, 50-150kg of the sulfur-based soil conditioner disclosed by the invention is used per mu, and the yield can be increased by 12-32%.

The invention discloses an obstructive explosionproof composite and a preparation method thereof. Honeycomb aluminum foil or honeycomb paper foil is used as a structural base material, and after the surface of the structural base material is coated with a coating having corrosion prevention and electric conduction function, the problems that existing metal obstructive explosionproof materials areeasy to corrode and short in use life, and cannot be used in dynamic fuel storage vessels are solved. When the honeycomb paper foil is used as the structural base material, production cost of an existing obstructive explosionproof material system can be substantially reduced, and the obtained obstructive explosionproof composite is suitably applied to large oil material storage vessels, and simultaneously the preparation method of the obstructive explosionproof composite facilitates large area popularization and usage of the obstructive explosionproof composite.

The invention relates to a special aluminum foil for a soft package polymer lithium-ion battery film. The special aluminum foil comprises a first carbon-coated layer, a first silicide layer, an aluminum foil alloy layer, a second silicide layer and a second carbon-coated layer, wherein the aluminum foil has a layered structure; and the special aluminum foil for the soft package polymer lithium-ion battery film sequentially comprises the first carbon-coated layer, the first silicide layer, the aluminum foil alloy layer, the second silicide layer and the second carbon-coated layer from inside to outside. Alloy aluminum is adopted by the aluminum foil, so that the aluminum foil has relatively good ductility. The surface of the alloy aluminum foil is subjected to siliconization, so that the barrier property and the antiseptic property of the aluminum foil can be improved. Meanwhile, a carbon coating is added to the outmost layer of the aluminum foil, so that excellent static conductivity is provided; and micro-current of active materials is collected. Therefore, the contact resistance between a positive/negative material and collected current can be greatly reduced; the adhesive ability between the positive/negative material and the collected current can be improved; and the dosage of an adhesive can be reduced to obviously improve the overall performance of a battery. The aluminum foil can meet the requirements of a soft package film material of the polymer lithium-ion battery on the ductility, the barrier property and strong caking property of the aluminum foil; and the aluminum foil material provided by the invention can be used as a raw material for preparing the soft package film.

The invention provides a water-based graphene static conductive anticorrosive paint, which belongs to the technical field of water-based paints, and is composed of a component A and a component B. Thecomponent A comprises epoxy resin, graphene filler slurry, a coalescing agent, a wetting agent, a thickening agent, distilled water, an anti-flash-rust agent and a silane coupling agent. The graphenefiller slurry comprises graphene slurry and zirconium beads; wherein the graphene slurry comprises deionized water, a dispersing agent, an organic silicon defoaming agent, a thickening agent, a coloring pigment, an antirust material, graphene powder, mica powder and titanium dioxide; the component B comprises an epoxy curing agent, deionized water and a coalescing agent. When in use, the mass ratio of the component A to the component B is 10:1-2. The invention also provides a preparation method of the water-based graphene static conductive anticorrosive paint. According to the coating disclosed by the invention, the graphene is used as a conductive filler, so that the coating has stable static electricity conduction performance through modification without influencing the corrosion resistance, and the coating has excellent heat resistance, acid and alkali resistance and excellent adhesion performance.

The invention discloses a preparation method of a positive pole piece, a positive pole piece and a preparation method of a lithium ion battery. The preparation method of the pole piece comprises the following steps: mixing a water-based solvent and a first adhesive in a mass ratio of (100 to 200): (1 to 30) to obtain a first mixed solution; mixing a silane coupling agent of an epoxy group, a first conductive agent and the first mixed solution in a mass ratio of (10 to 30): (90 to 96): (101 to 230) to obtain a second mixed solution; milling the second mixed solution to obtain a first sizing agent, and coating the first sizing agent on the surface of an aluminum foil; baking the first sizing agent to obtain a carbon layer formed on the surface of the aluminum foil; mixing an electrode active material, a second conductive agent and a second adhesive in a mass ratio of (90 to 98): (1 to 10): (1 to 30) to obtain a third mixed solution; milling the third mixed solution to obtain a second sizing agent, and coating the second sizing agent on the surface of the carbon layer; and baking the second sizing agent to obtain an electrode active layer formed on the surface of the carbon layer. Therefore, the performance of the power battery is improved, meanwhile the cost is reduced, green and safe market requirements are met, and good electrical conductivity is guaranteed.

The invention discloses a static-conducting connecting structure of a coupling for double-layered pipes, and relates to the technical field of pipe connection. The structure comprises an outer connecting pipe and an inner connecting pipe which are both straight pipes. The two end ports of the inner connecting pipe are internally provided with tubular inserts correspondingly. One ends of the inserts are sleeved with the inner connecting pipe in a sealed mode, and the other ends of the insert are sleeved with inner oil conveying pipe bodies. The inner oil conveying pipe bodies are sleeved with outer oil conveying pipe bodies. The two ends of the outer connecting pipe are sleeved with connecting sleeves correspondingly. The connecting sleeves are used for enabling the outer connecting pipe and the outer oil conveying pipe bodies at the corresponding ends to be integrated in a sealed mode. The inner wall of the inner connecting pipe is coated with a second static conductor layer which is connected with the inserts in the two end ports of the inner connecting pipe at the same time. According to the static-conducting connecting structure, through the inserts arranged in the both end ports of the inner connecting pipe, and the second static conductor layer, first static-conducting layers of the inner oil conveying pipe bodies are connected, and it is guaranteed that good static-conducting performance is achieved between oil conveying pipes.

The invention discloses a high voltage discharge processing device for metal foil surface treatment. The device includes high voltage boxes, negative pressure air extraction apparatuses, high voltagesources and several strip discharge electrodes. The metal foil is wound on high voltage discharge rollers, the discharge electrodes are disposed at the front ends of the high voltage boxes' openings,and are arranged around the high voltage discharge rollers parallelly along the axes of the high voltage discharge rollers. An interval is kept between the discharge electrodes and the metal foil to generate arcing to the metal foil, so that pits and bumps can be produced on the metal foil surface. The rear ends of the high voltage boxes are equipped with negative pressure air outlets, which are According to the high voltage discharge processing device provided by the invention, real-time on-line surface high voltage discharge etching and roughening treatment are carried out on a substrate, and uniformly distributed pits with equivalent size to coated nano graphite or carbon particles are formed on the front and back surface of the metal foil, thus improving the adhesive ability of a coating material on the metal foil surface.

The invention discloses a preparation method of a perchloroethylene anticorrosion static conductive coating, which belongs to the chemical technical field. According to the invention, perchloroethylene is taken as a film former, modified phenolic resin is taken as reinforced resin, conductive graphite treated by a surface modifier is taken as a static conductive agent, the prepared anticorrosion static conductive coating possesses excellent anti-corrosive property, scalelike conductive graphite is added, the surface resistivity of the coating can be controlled at 10<6>-10<7>W, so that the thermal expansion coefficient and shrinkage of the coating are small, and the coating possesses excellent static conductive performance and anti-electromagnetic interference performance. The coating can be used for anticorrosion, flame retardation and static conduction coating on the surface of a steel structure and other metal products under scurviness environment, such as coating with anticorrosionand static conduction on the bridge, ship, train and railway facility, automobile, sea engineering facility, petroleum chemical pipeline equipment, medical health apparatus and the like.

The invention discloses a wear-resistant static-conductive floor coating added with a carbon nanotube material and a preparation method of the wear-resistant static-conductive floor coating. The wear-resistant static-conductive floor coating is prepared from the following raw materials: 40-50wt% of epoxy resin; 8-15 wt% of xylene; 3-5 wt% of n-butyl alcohol; 0.5 wt%-1wt% of an anti-settling auxiliary agent; 0.5-1 wt% of a solution of a low molecular weight unsaturated polycarboxylic acid polymer and polysiloxane copolymer; 8-15 wt% of titanium dioxide; 0.1 to 5 wt% of carbon black powder; 8-15wt% of precipitated barium sulfate; 8-15 wt% of alumina powder; 0.2 to 0.5 weight percent of amino silane; 0.5 wt%-1wt% of a carbon nano tube material; and 10-20 wt% of a curing agent. The wear-resistant static-conductive floor coating added with the carbon nanotube material prepared according to the invention has better electrical conductivity and corrosion resistance, and can meet the application requirements in the field of wear-resistant static-conductive floor coatings.

The invention provides a preparation method of an organic titanium precursor polymer TPP-I (Triphenyl Phosphate) and the application thereof in electrostatic conductive coatings and belongs to the technical field of preparation and application of new materials. The preparation method of the organic titanium precursor polymer TPP-I includes the steps of placing a mixture of titanium hydride powder,epoxy resin, nanodispersant, titanate coupling agents, silane coupling agents and solvent in a ball mill reaction tank for ball milling reaction under ultrasonic conditions, allowing titanium powderto initiate the chemical bond of the polymer and the lattice bond cleavage on the surface of titanium nanoparticles during a nanocrystallization process, producing ions or groups of extremely high surface activity, degrading polymers into small molecular oligomers that can conduct graft polymerization at high temperatures and pressures, realizing molecular structure reforming and obtaining the organic titanium precursor polymer TPP-I. The organic titanium precursor polymer TPP-I can be used for preparing primers and topcoat for the electrostatic conductive coatings.