14 results about "Coating materials" patented technology

Positive electrode active materials are described that have a very high specific discharge capacity upon cycling at room temperature and at a moderate discharge rate. Some materials of interest have the formula Li_1+xNi_αMn_βCO_γO₂, where x ranges from about 0.05 to about 0.25, α ranges from about 0.1 to about 0.4, β ranges from about 0.4 to about 0.65, and γ ranges from about 0.05 to about 0.3. The materials can be coated with a metal fluoride to improve the performance of the materials especially upon cycling. Also, the coated materials can exhibit a very significant decrease in the irreversible capacity lose upon the first charge and discharge of the cell. Methods for producing these materials include, for example, a co-precipitation approach involving metal hydroxides and sol-gel approaches.

Provided are film-coated powders, coating compositions and coated materials that give off vivid and deep colors. The film-coated powders have a coating film on the surface of substrate particles, and has spectrophotometric characteristic in that, when the ratio of the length at 400 nm between 380 and 780 nm on measuring the reflection spectrum from the vertical reflection light of the film-coated powder (wavelength definition width L) to the height of the reflectance 100% in the vertical axis (reflectance definition width R), L/R is 5/2, then the ratio of the peak height (H) to the half-value width (W), H/W is at least 1.

A method of depositing a layer of a coating material (e.g., DLC protective overcoats of magnetic and magneto-optical recording media) on a surface of a substrate/workpiece, the layer including relatively thin and relatively thick regions defining a thickness gradient at a boundary therebetween, comprising steps of: (a) providing a filtered cathodic arc deposition (FCAD) process/treatment chamber comprising a FCAD source including means for providing a focused plasma beam containing ions of a coating material and means for scanning the plasma beam over a substrate/workpiece surface; (b) providing the process/treatment chamber with a substrate/workpiece including a surface for deposition thereon; and (c) forming on the surface a layer of coating material including the relatively thin and relatively thick regions defining the thickness gradient at the boundary therebetween by scanning the plasma beam over at least a portion of the surface.

A mineral methane gas drainage pipe comprises a pipe body, wherein two ends of the pipe body are welded with flanges or fast joints, and the pipe body is formed by welding a carbon structural steel cold rolled steel strip, a stainless steel strip and a stainless steel composite steel strip in spiral winding mode. For every two adjacent steel strips, one steel strip is subjected to flanging, the steel strip and the other steel strip are subjected to flanging overlapping, and simultaneously a unique reinforced vault rib structure is formed through spiral winding welding. Whether to coat materials not generating gases hurting human bodies and having a good flame retardant effect on an inner layer and an outer layer of a main body is determined according to difference in materials, and the pipe body is led to be corrosion resistant, antistatic and long in service life. The pipe body is light in weight due to the fact that the pipe body is formed by welding the steel strips in spiral winding mode, and the self-designed fast joints lead the pipe body to have good sealing performance and high pressure loading capacity.

The invention concerns a controlling and monitoring device for avoiding damage through overheating in the case of flexible, textile surface heating elements which include at least two opposed contact conductors (3.1, 3.2) made of electrically conducting, non-insulated fibers or wires between which there extends a plurality of heating conductors (8) which are electrically connected to the contact conductors (3.1, 3.2) and to a current-voltage source. At least one additional conductor (1) is guided along at least one contact conductor over the heating conductors (8), wherein the additional conductor (1) is electrically insulated by a covering material and is connected to an electric or electronic evaluation switch (11). The coating material has a softening range which is above the standard heating temperature of the surface heating element, but below the permissible thermal limit temperature of the surrounding materials and of the base material (12), wherein, in the case of overheating, the coating material melts and wherein the heating conductors (8.1, 8.2), together with the additional conductor, form an electrical contact via which, for the purpose of controlling any overheating, an electric current flows to the electric or electronic evaluation unit which is connected to the current-voltage source.

A characterization method for the solubility of ionic liquid is applied under atmospheric pressure for testing the function among ionic liquid and gas/gas molecules of volatile organic solvent, which is characterized by comprising: using an object ionic liquid as the sensitive film coat material of a resonator induction zone of a mass sensitive piezoelectric crystal detector; coating an ionic liquid film on the surface of the resonator induction zone; detecting the frequency change of the detector before and after acting with researched gas molecules to represent the function between the researched ionic liquid and the gas. The ionic liquid characterization method can obtain the solubility of ionic liquid in gas/volatile organics, and thermodynamic parameters as enthalpy, entropy, free energy change and the like in dissolution; and can research the function approach between ionic liquid and gas molecules. The measurement method is simple, fast and reliable, which can accelerate the development and application of ionic liquid.

The invention discloses an environment-friendly ceramic coating material for a water faucet. The environment-friendly ceramic coating material for the water faucet is prepared according to a formula comprising the following raw material components in percentage by mass: 80-100 parts of fluorocarbon resin, 8-10 parts of organosilicone oil, 3-5 parts of naphtha, 6-8 parts of polydimethylsiloxane, 10-12 parts of absolute ethyl alcohol, 5-8 parts of alkylphenol polyoxyethylene, 6-8 parts of castor oil polyethenoxy ether, 30-35 parts of an acrylic resin emulsion, 6-8 parts of a nano graphene oxide solution, 10-12 parts of perfluoropolyether, 5-6 parts of sodium chloride, 6-8 parts of disodium hydrogen phosphate, 5-6 parts of aluminum oxide, 6-10 parts of glass fiber powder, 5-8 parts of zinc powder, 6-8 parts of copper powder, 8-10 parts of carbon fiber powder, 8-10 parts of polybutylene terephthalate, 6-8 parts of calcium stearate, 5-8 parts of zinc stearate, 7-9 parts of sodium methyl silicate, 3-5 parts of isobutyl isobutyrate, 6-8 parts of ethlene bisstearamide and 8-10 parts of diethylene glycol monobutyl ether. The environment-friendly ceramic coating material for the water faucet has the advantages of corrosion resistance, wear resistance, high adhesive force, bright and clean appearance and compact coating structure.

The invention discloses an anticorrosive coating material for reinforced concrete, a preparation method and applications thereof, and belongs to the technical field of anticorrosive coating materials,wherein the anticorrosive coating material comprises, by mass, 8-30% of a phenol formaldehyde epoxy resin, 4-20 % of Ethylene glycol diglycidyl ether, 4-20 % of butanol, 1-5 % of a xylene-type unsaturated polyester resin, 7-32 % of a modified amine epoxy resin curing agent, 0.8-4 % of toluene-2,6-diisocyanate and/or modified toluene-2,6-diisocyanate, 5-25 % of mica flakes, and 2-3 % of ultrafinesilica. According to the present invention, the anticorrosive coating material has advantages of good sulfate and chlorine ion barrier performance, low film thickness, low surface energy, strong climate adaptability, good mechanical property, simple coating and the like, can meet the use requirements of high-sulfate and high-chlorine-ion composite salty soil environments, and can ensure the safetyand the long-term stability of the reinforced concrete infrastructure in the high-sulfate and high-chlorine-ion composite salty soil environment.

The invention discloses a hydraulic lifting wall brushing machine manually controlled by sprockets and chains. The hydraulic lifting wall brushing machine comprises a first base, a second base, a paste spraying cylinder and a rolling brush. The paste spraying cylinder is connected with a coating material tank. Stand columns are fixed on the second base. The lower portion of one stand column is provided with a second driving sprocket and a first driven sprocket, wherein the second driving sprocket and the first driven sprocket are arranged coaxially. The upper portion of one stand column is provided with a second driven sprocket. The second driving sprocket is connected with the second driven sprocket through the second chain. One sliding block is fixed on the second chain. The sliding blocks are fixedly connected with the paste spraying cylinder. Connecting rods are fixed on the two ends of the paste spraying cylinder. A rolling brush shaft is fixed between the two connecting rods. The rolling brush shaft is provided with the rolling brush. The first base is arranged below the second base. A hydraulic cylinder is arranged between the first base and the second base. A first driving sprocket is arranged on the first base. The first driving sprocket is connected with the first driven sprocket through a first chain. According to the hydraulic lifting wall brushing machine, the height of the rolling brush is convenient to adjust, the wall brushing speed is increased, coating materials are saved, and the decoration cost is lowered.

The invention relates to a high-temperature-resistant, water-oxygen-resistant and low-infrared-emissivity composite film for a ceramic-based composite material and a preparation method. The high-temperature-resistant, water-oxygen-resistant and low-infrared-emissivity composite film for the ceramic-based composite material is of a single-layer complex-phase structure, and the surface of a target object is covered with the composite film when the composite film is used; and the thin film is a continuously formed high-temperature conductive composite thin film and comprises two main components, wherein a high-conductivity metal material is used as a low-infrared-emissivity component, and an environment barrier coating material for the ceramic-based composite material is used as a protection component. After process optimization, the emissivity of the composite film of 2-22 microns can be less than 0.1 after the composite film is used in a high-temperature air environment of 1000 DEG C for 2 h, the composite film has excellent performances of low emissivity, high temperature resistance, water and oxygen resistance and the like, and the preparation process is simple and the operation is easy.

The invention discloses a nodular cast iron pipe inorganic-organic coating composite material which comprises a nano inorganic metal oxide coating and an organic polymer coating, the nano inorganic metal oxide coating is prepared by the following method: preparing the nano inorganic metal oxide coating on the surface of the pretreated nodular cast iron pipe by nano inorganic metal oxide sol through a dip-coating method; the organic polymer coating is formed by spin-coating an organic polymer coating on the surface of the nano inorganic metal oxide coating, and the organic polymer coating is a montmorillonite modified polysiloxane coating. A thin inorganic metal oxide coating is firstly formed on the surface of the nodular cast iron pipe, so that the coating of an organic polymer coating is facilitated, and the high temperature resistance and the corrosion resistance of the coating are improved; the comprehensive performance of the coating can be enhanced through auxiliary means such as selection of coating materials, comprehensive modification of the raw materials, intermediate treatment in preparation and the like, and good combination between the coatings and the overall adhesion capacity are ensured.

In an example, a process for reversibly bonding a conformal coating to a dry film solder mask (DFSM) material is disclosed. The process includes applying a first conformal coating material to a DFSM material. The first conformal coating material includes a first functional group, and the DFSM material includes a second functional group that is different from the first functional group. The process also includes reversibly bonding the first conformal coating material to the DFSM material via a chemical reaction of the first functional group and the second functional group.

The invention discloses a nickel-coated graphite reinforced wear-resistant antifriction corrosion-resistant ceramic coating material, a coating and a preparation method and application thereof, and belongs to the technical field of metal coatings. The nickel-coated graphite reinforced wear-resistant antifriction corrosion-resistant ceramic coating material comprises the following components: 2%-4% of nickel-coated graphite, 45%-60% of micron aluminum oxide, 2%-8% of micron zirconium oxide, 4%-6% of sodium molybdate, 1%-3% of a curing agent and 40%-45% of a binder. The invention further provides a bonding ceramic coating prepared from the ceramic coating material and a preparation method of the bonding ceramic coating. The nickel-coated graphite reinforced wear-resistant antifriction corrosion-resistant ceramic coating is prepared by adopting a sol-gel method, is simple in preparation process, has good wear-resistant, antifriction and corrosion-resistant properties, can be applied to various harsh corrosive environments and the surfaces of various impact-resistant and wear-resistant parts, and has a quite wide application value.