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323 results about "Black paint" patented technology

Flexible lamina for laser impact treatment

InactiveCN1404954AConvenient laser shock treatmentIncrease peak pressureLaser beam welding apparatusSilicone GelsLacquer
The present invention is applicable to utilization of laser impact wave technique to modify material surface or make cold-plasticity forming of metal plate material. Said invention adopts two groups of GN-521 organic silicone gel solutions with different components and additive, and mixes them according to a certain formula, after said mixture is solidified, a transparent constraining layer for laser is formed, and an energy-absorbing layer of 86-1 type black paint can be sprayed on the constraining layer to form the sticking film integrating energy-absorbing layer and constraining layer into one body and possessing a certain flexibility.
Owner:JIANGSU UNIV

Solar energy storage ventilated heating system

The invention discloses a solar energy storage, ventilation and heating system, which comprises a heat storage wall composed of a heat-insulation layer, a heat storage layer and an aluminum plate painted with black paint, a heat storage ventilation channel or a combination thereof, which are sequentially arranged on the outer side of the external wall of a building; a transparent cover plate arranged on the outer side of the heat storage wall or the heat storage ventilation channel; an air sandwich between the transparent cover plate and the heat storage wall; and an upper vent and a lower vent having valves and arranged on the transparent cover plate and the heat storage wall. The solar energy storage, ventilation and heating system can achieve intermittent ventilation and heating without consuming non-renewable energy by using the special heat absorption and release functions of a phase-change heat storage material and by controlling the valves of the vents. The system has the advantages of energy conservation, environmental protection, simple control and handsome structure, and can be widely used for common residential buildings and public buildings.
Owner:CHONGQING UNIV

Reflective star sensor light shield

A reflective star sensor light shield comprises three thin-wall cone barrels, wherein the three thin-wall cone barrels are successively connected. Inner walls of two cone barrels which are far from a lens are smooth clean surfaces and are sprayed with black paint or black films with high reflectivity and a low scattering rate. The inner wall of the cone barrel which is close to the lens is a baffle vane or a barrel type structure of eliminating veiling glare threads and is sprayed with black paint or black films with low reflectivity and the low scattering rate. The whole light shield can possess a optimal length through setting an algebraic relation of cone angles of each cone barrel. The reflective star sensor light shield of the invention has a short length and light weight, and is convenient for processing and manufacturing. The reflective star sensor light shield possesses strong inhibition capability for stray light, such as sunlight and ground gas light, which is a strong light source out of field of view. The invention can be used for the star sensor to shade light and be used for optical remote sensors to explore deep space, such as a star camera and the like.
Owner:BEIJING RES INST OF SPATIAL MECHANICAL & ELECTRICAL TECH

Wooden wares surface archaizing treatment technology

The invention relates technology of surface treatment of wooden wares, comprising the following steps: drying the wood and blanking according to the requirement, processing and charring; brushing or spraying the archaized color priming paint which is compounded by diluent and mixture of yellow paint, red paint, black paint, and white paint in proper proportion, after drying, repairing the surface of the wood, then spraying the priming paint repeatedly twice or thrice, making it dry naturally; sanding the said wooden wares by fineness abrasive cloth, taking out the paint around 20%; spraying the press polish archaized paint to the surface of the wooden wares. The invention processes simple technology, good effect of imitation antique, convenience production, economy and utility.
Owner:DAKANG HLDG GROUP

Light metal surface laser impact micronano particle injection reinforcing method

The invention relates to a light metal surface laser impact micronano particles injection reinforcing method, comprising the following steps: 1) removing the oxide layer probably existing on the surface of the light metal by a mechanical polishing or chemical corrosion method, then grinding and polishing with sand paper, and finally cleaning the surface of the light metal alloy with acetone or alcohol; 2) precoating the micronano particles on the surface of the light metal with inorganic bonding agent, recoating a layer of black paint on the surface of the micronano particle coating layer to serve as the absorption layer of laser impact after drying, and drying naturally; 3) impacting the absorption layer and the micronano particle layer with high-energy short pulse laser, and utilizing K9 glass or running water as a restriction layer during laser impact; and 4) soaking the micronano particle coating layer processed by acetone, and then removing the absorption layer through washing with running water or ultrasonic washing to obtain the micronano particle injection reinforcing layer. The invention integrates the actions of laser impact reinforcement, nano particle reinforcement and nano particle reinforcement, can dramatically improve hardness, abrasion resistance and fatigue resistance property of light metal surface layer, and has wide application prospect.
Owner:TSINGHUA UNIV

Method of Reducing Asphaltene Precipitation in an Engine

A method of reducing asphaltene precipitation or ‘black paint’ in an engine is disclosed. The method includes the step of lubricating the engine with a lubricating oil composition comprising: an oil of lubricating viscosity in a major amount; and, a salicylate detergent system in a minor amount comprising one or more neutral or overbased alkaline earth metal C22 hydrocarbyl substituted salicylates.
Owner:INFINEUM INT LTD

PIV wind tunnel test method for ship air flow field measurement

The invention relates to a PIV wind tunnel test method for ship air flow field measurement, which comprises the steps that a large number of tracer particles are scattered in the flow field of a test wind tunnel, the tracer particles are enabled to move along with the flow field, a generated laser beam is expanded into a sheet beam lighting flow field through a combined lens, a cross-frame CCD camera is utilized to continuously shoot flow field pictures, and multiple groups of front and back tracer particle images are acquired; thus the flow field vorticity, a flow field flow line and a flow field equal velocity line are acquired; then the surface of a ship model of a waterline model made of a metal material is coated with matte black paint; CCD cameras are parallelly placed, test measurement is performed in a mode that the axis of each CCD camera is perpendicular to a laser sheet light surface, a PIV two-dimensional measurement mode is adopted, an included angle of a central longitudinal line of the ship model and an incoming flow wind direction in the wind tunnel and a rolling angle or a pitching angle of the ship model are respectively changed; and thus multiple groups of measurement data of the tracer particles in different measurement sections of the ship model are acquired, multiple air flow field velocity cloud charts and air flow field flow line charges are generated finally so as to complete spatial reconstruction for different measurement sections of the ship model.
Owner:CSSC SYST ENG RES INST

Steering wheel equipped with airbag device

The illuminator constituting an indirect illumination is provided on the driver side of the switch cover of the horn switch provided at the fixed portion. Specifically, the clear acryl plate is provided on the driver side of the switch cover. On the driver side of the acryl plate is provided the mask portion coated with black paint, while on its vehicle-front-side surface is provided the reflecting portion with coated white paint. The LEDs are provided behind the mask portion and inside the acryl plate. The mask portion constitutes the emblem of vehicle makers, and the emblem portion shines when the LEDs are tuned on. Thus, the visible function of the operational portion (switch cover), which is provided at the fixed portion can be improved.
Owner:MAZDA MOTOR CORP

Method for preparing ferriferrous oxide black pigment

The invention discloses a preparation method for Fe3O4 as black paint, which comprises preparing the FeSO4 solution, Fe(OH)2 and Fe3O4 by turns. With USA datacolor color photometer, CIE standard and D65 standard light source, the YP / TD / S-01 testing shows the product comes up to the index completely. Compared with prior art, this invention has short production period and small limit to material; the product has wide product color spectrum range to meet wide market application request with low cost.
Owner:SHANGHAI YIPIN PIGMENTS CO LTD

Color ring-decorating wheel hub and manufacture method thereof

The invention relates to a color ring-decorating wheel hub and a manufacture method thereof. The color ring-decorating wheel hub is characterized by comprising a wheel hub which is painted with primer and is subjected to color paint drying. At least one groove is arranged on the outer surface of the wheel hub and exposes the metal color, and clear lacquer, the color of which is different from that of the wheel hub, is sprayed in the groove and is dried to be attached to the groove firmly. The method comprises the following steps of: grinding a wheel hub; carrying out surface cleaning: degreasing, washing, spraying and drying; electrostatic dusting: solidifying powder by drying; regrinding the wheel hub, carrying out the cleaning again; after the primer is sprayed to the wheel hub and is leveled by infrared flash, spraying black paint and drying and solidifying the coating; the whole wheel hub is characterized in that the red clear lacquer is sprayed to the groove and is dried and solidified. The black wheel hub still presents black after being painted with the red clear lacquer, and the groove represents corresponding red color after being painted with the red clear lacquer. The color ring-decorating wheel hub can be produced in bulk and has uniform surface treatment thickness, high smoothness, bright color and attractive appearance; the manufacture method has high efficiency and low cost; bright color rings can be seen when automobiles run, and the bright color rings can be matched with automobiles of different colors to improve the grade of the automobiles.
Owner:尤飞君

Paint for preventing surface reflection

The surface reflection is prevented by application of a black paint to an element such as a unit or parts forming an optical system, in particular an inner face of a camera lens tube portion and the end face portion of a lens, or the like. Application of the black paint to the element leads to the formation of a black coating film of from 0.35% to 0.7% that is an extremely low reflectance onto a surface of the element in a wide-ranging wavelength region from 380 nm to 780 nm, regardless of the material thereof.
Owner:KK TOPCON

Inoxidability permanent natural black hair-dyeing and preparing method thereof

The invention relates to a non-oxidative permanent type natural melanoid hair water and a preparation method thereof. The melanoid hair water is prepared with natural materials and is formed by No. 1 hair dye and No. 2 hair dye. The No. 1 hair dye takes clove as an osmotic agent, takes cysteine as a reducing agent, takes nutgall, myrobalan and gallnut as the paints and takes angelica as a nutrition component; the No. 2 hair dye takes copperas as a visualization reagent and leads the copperas to be aggregated with the dye component of the No. 1 hair dye into a black paint giant molecule. The invention, on the basis of the application of a traditional Chinese medicine osmotic agent, also applies a natural reducing agent of the cysteine to cut off a hair keratin disulfide and increase the hair fasciola clearances, to lead the traditional Chinese medicine paint molecule to be easier to enter the hair fasciola clearances and lead the melanoid hair to be blacker and firmer; while the hair dye is easy to wash when contacting the scurf and can be used only by heating for one time. The invention is easyto be accepted by more consumers.
Owner:SHANGHAI JIAO TONG UNIV

Laser impact repairing device and method for damaged metal blade

The present invention relates to a laser impact reparation equipment for metal damaged blade and its reparation method, belonging to the field of machinofacture and laser processing application technology. It is characterized by that in the course of laser impact reparation, after the high polymer patch is provided to reparation position, the upper surface of said high polymer patch and periphery of said patch are coated with black paint, the damaged blade can be moved into the facula action position of the laser reparation equipment by means of location robot, after the damaged blade is repaired, its surface can be cleaned by using cleaning brush until said surface is smooth and clean.
Owner:JIANGSU UNIV

Method for growing ultra-strong light absorption carbon nano tube coating on titanium alloy substrate

The invention relates to a method for growing an ultra-strong light absorption carbon nano tube coating on a titanium alloy substrate; by adopting a growth surface micro-nanometer process and a transition layer additional plating process, the firmness and the serialization degree for growing a carbon nano tube on a metal substrate (titanium alloy) are increased; and the problems of being unstable and disordered in the growth direction possibly due to growth of the carbon nano tube on the metal substrate are overcome. The carbon nano tube coating grown according to the method can be firmly attached to the surface of the titanium alloy, has the ultra-strong effect of absorbing light radiation, and is applied to various photoelectric and optical apparatuses and equipment, uniform diffuse reflection surfaces and the like; particularly, the carbon nano tube coating is more effective to apparatuses and equipment for detecting weak signals, such as a fixed star measurement sensor for a spacecraft; and in addition, compared with the traditional manner for eliminating parasitic light by adopting extinction black paint, the capability of eliminating parasitic light can be obviously increased.
Owner:BEIJING INST OF CONTROL ENG

Silicone foam and production method thereof

The invention relates to a silicone foam and a production method thereof, belonging to the field of fireproofing materials. The silicone foam comprises hydrogenpolysiloxane, monohydric polysiloxane, vinylpolysiloxane, alkylpolysiloxane and platinum group metal catalysts, and a reinforced filler, flame retardant components, a black paint and a yellow paint can be added to prepare a dual-component silicone foam glue material. When in use, the materials are mixed in a proportion of 1:1 on site, and foamed and vulcanized on site at a normal temperature to form a high-density elastic fireproof foam. The silicone foam does not contain toxic or harmful components, and has fireproof performance, ray penetration protection, tensibility and pressure elasticity. The silicone foam can compensate displacement caused by vibration of mechanical pipelines and subsidence of a building, and is favorable to fire proof blockage for pipeline maintenance or cable maintenance.
Owner:JIANGSU XIN AN NEW MATERIALS TECH

High-definition infrared fingerprint acquisition device

The invention relates to a high-definition infrared fingerprint acquisition device, and aims at solving the problems that the existing acquisition device is apt to be interfered by conditions and the definition cannot satisfy requirements. The high-definition infrared fingerprint acquisition device consists of a non-isosceles trapezoidal prism, a light source, lenses, a photoelectric detector and a plastic molded pipe support which is used for shielding ambient light and supporting the parts and has a rectangular cross section. The trapezoidal prism with an inclined acquisition surface is obliquely assembled on the plastic molded pipe support. A fingerprint acquisition light path sequentially consists of the trapezoidal prism, a Huygens lens set and the photoelectric detector. A fingerprint acquisition surface is arranged on the lower base surface of the trapezoidal prism, an oblique leg surface adjacent to the larger base angle of the trapezoidal prism is an optical transmission surface and the light source is configured on the upper base surface of the trapezoidal prism. The light source is an infrared light source. An oblique leg surface adjacent to the smaller base angle of the trapezoidal lens is used as an optical black substrate which is coated with black paint. An infrared light filter is additionally assembled between the lenses and the photoelectric detector or between the lenses. The upper base surface of the trapezoidal prism is a rough surface. The high-definition infrared fingerprint acquisition device has the advantages of high acquired image definition, evenness, small deformation rate, low distortion rate, high imaging quality, strong image contrast, bright lines, resistance to external ambient light interference, high dry and wet fingerprint acquisition sensitivity, simple structure and convenience in manufacturing, installation and use.
Owner:DONGGUAN ZKTECO ELECTRONICS TECH

Silicone high-density elastomer and production method thereof

The invention relates to a silicone high-density elastomer and a production method thereof, which belongs to the field of fireproofing materials. The silicone high-density elastomer comprises hydrogenpolysiloxane, monohydric polysiloxane, vinylpolysiloxane, alkylpolysiloxane, metal powder and platinum group metal catalysts, and a reinforced filler, flame retardant components, a black paint and a yellow paint can be added to prepare a dual-component silicone foam glue material. When in use, the materials are mixed in a proportion of 1:1 on site, and foamed and vulcanized on site at a normal temperature to form a high-density elastic fireproof foam. The silicone high-density elastomer does not contain toxic or harmful components, and has fireproof performance, ray penetration protection, tensibility and pressure elasticity. The silicone high-density elastomer can compensate displacement caused by vibration of mechanical pipelines and subsidence of a building, and is favorable to fire proof blockage for pipeline maintenance or cable maintenance.
Owner:JIANGSU XIN AN NEW MATERIALS TECH

System-level stray light test unit attenuator

ActiveCN105092219ASimple designRealize dark target simulationTesting optical propertiesExtinctionBlack paint
The invention discloses a system-level stray light test unit attenuator which is mainly composed of an external cover (1), an internal diaphragm (2) and a black glass reflector (3) of a central taper angle. The internal diaphragm is arranged between the external cover and the black glass reflector. The internal surface of the external cover and the surface of the internal diaphragm are coated by high-absorptivity extinction black paint which is used for absorbing light rays entering the attenuator. Better extinction ratio can be achieved under the premise of minimizing shielding of optical load incident lighting so that dark object simulation in a system-level ground stray light test can be realized.
Owner:SHANGHAI SATELLITE ENG INST

Absolute type terahertz radiometer

An absolute type terahertz radiometer comprises a heat sink, a thermopile, an electric heating layer, silicon carbide particles, a black paint mixed coating, a hemispheric light collecting cover, a heat insulation cover, a pair of electric heating terminals and a pair of responding voltage measuring terminals. The thermopile, the electric heating layer, the silicon carbide particles and the black paint mixed coating are manufactured on the heat sink in sequence, the hemispheric light collecting cover covers the heat sink, and the thermopile, the electric heating layer and an absorption coating are all arranged in the light collecting cover, the heat insulation cover covers a whole radiometer body, the electric heating terminals are arranged outside the heat insulation cover, and are electrically connected with a heating lead of the electric heating layer, and the responding voltage measuring terminals are arranged outside the heat insulation cover and are electrically connected with an inductor lead of the thermopile. The responding sensitivity of the calibration radiometer is replaced with laser power or electric power, therefore, terahertz radiant power (or energy) is tracked back to the international system of units, the terahertz radiant power (or energy) can be measured, and the measuring value of the terahertz radiometer can be calibrated and corrected.
Owner:NAT INST OF METROLOGY CHINA

Graphene-based ultra-black extinction coating and preparation method thereof

ActiveCN111393988AIncreased Stray Light Elimination PerformanceImproved Stray Light Elimination PerformanceRadiation-absorbing paintsEpoxy resin coatingsMicron scaleBlack paint
The invention discloses a preparation method and an implementation method of a graphene-based ultra-black extinction coating with excellent visible light absorptivity and infrared absorptivity. The problems that existing black paint is high in substrate selectivity, poor in adhesive force, poor in aging resistance, not ideal in visible-infrared light absorption effect and the like are solved. Graphene is introduced, and the types and dosages of a binder and a cross-linking agent are adjusted, so that the matrix resin shrinks to form nano-scale and micron-scale holes during cross-linking and curing, an excellent light trapping structure can be formed on the outer surface of the coating under the condition that the strength of the matrix is not influenced, the reflectivity is further reduced, and the light absorption performance of the coating is optimized. The extinction coating prepared by the method is simple in coating process, wide in substrate selectivity, high in production efficiency, good in weather resistance and excellent in adhesion properties. The absorption rate of the coating in the wavelength range of 400-2300nm is 98.0%-98.5%, and the coating is suitable for opticalcomponents, baffles, lens hoods, lens cone inner walls, darkrooms and other systems and parts needing stray light elimination.
Owner:XIAN JUNSHENG NEW MATERIAL TECH

Mica-base ultra-black material and its preparation method and application

The invention overcomes the shortcoming that the imaging is interfered because the present black material does not have enough blackness, and provides a mica-based ultra-black material which can improve the light absorption and decrease the light reflection of the material in particular to the light wave in visible light range, and a preparation method of the mica-based ultra-black material. The mica-based ultra-black material of the invention uses mica powder with granularity of 20 to 600 meshes as matrix, whose surface is coated uniformly with a nickel-phosphorous layer. The preparation method comprises pretreatment, sensitization, activation, reduction, chemical nickel phosphor plating and corrosion of the mica powder. The prepared mica-based ultra-black material is applied in coating material of the inner wall of an optical instrument lens tubes, a solar energy absorbing device and a shell coating, and can be used as a ultra-black paint to be used in dyeing and printing process of textile products.
Owner:DONGHUA UNIV

Illumination of gauge indicator scale

An instrument gauge display for a vehicle dash includes a transparent dial having an upper surface partially covered by black paint and a lower surface covered with white paint. Uncovered areas on the upper surface define a plurality of graphical images that indicate a vehicle operating condition. A light guide, supported within a light housing, is positioned underneath the dial. The light housing and at least one light source is mounted to a printed circuit board, which is supported underneath the light guide by a vehicle structure. The light guide includes a plurality of scattering elements that are positioned generally underneath each of the graphical areas on the dial. The light source cooperates with the light guide and scattering elements to improve the light efficiency.
Owner:CONTINENTAL AUTOMOTIVE SYST INC

Fluid heating apparatus

Disclosed is a fluid heating apparatus including a halogen lamp 23, and a tubular structure 26 surrounding the heating lamp and having a fluid inlet 24 and a fluid outlet 25. The tubular structure 26 comprises plural straight pipes 26a arrayed circumferentially around the halogen lamp 26, with adjacent straight pipes 26a being in contact with each other, or being slightly spaced from each other. At least the surfaces, facing the halogen lamp 26, of the straight pipes 26a are coated with a black paint 27, or a radiant-light-absorbing paint.
Owner:TOKYO ELECTRON LTD

Infrared radiometer calibration method on basis of standard plane source black body

ActiveCN103743489AEliminate the effects of additional radiationRadiation pyrometryTemperature controlEmissivity
The invention discloses an infrared radiometer proportional constant calibration method on the basis of a standard plane source black body and belongs to the field of infrared optimal radiation. The calibration method aims at the characteristics that a chopper of a current infrared radiometer is sprayed with high-emissivity black paint and the current infrared radiometer is provided with four temperature probes; when the temperature of the chopper is equal to that of a built-in temperature control reference black body, a signal is acquired, so that additional radiation of the chopper is avoided entering a detector; and moreover, in the signal acquiring process, the environment temperature, the temperature in a shell and the temperature of the chopper are requested to be equal to enable radiation among the environment, the shell and the chopper is dynamically balanced, and thus, influence of additional radiation of the chopper, the inside of the shell, the environment and the like can be eliminated. In addition, in the calibration method, calibration of a plurality of temperature points is also carried out in a common environment temperature range, so that the defect of replacing a plane with points in a conventional method, i.e. one temperature point replaces a plurality of temperature points to carry out calibration, is overcome. Compared with the prior art, the infrared radiometer proportional constant calibration method has higher accuracy.
Owner:西安应用光学研究所

High temperature fireproof black paints , its preparation and use thereof

InactiveCN1544539ADecorativeAnti-scouringFireproof paintsAdhesiveBlack paint
The invention discloses the process for preparing high temperature flame-proof blackwash and use, wherein the high temperature flame-proof blackwash comprises (by weight percent) ferric oxide 20-40%, chromium hemitrioxide green 20-35%, nickelic oxide10-23%, manganese dioxide 8-20%, cobaltic oxide 5-12%, zirconium dioxide 2-10%, aluminum oxide 5-10%, graphite 0-5%, silica dioxide 5-10%. The preparation process comprises mixing raw material, annealing 5-8h at 850-1400 deg. C, charging water at room temperature, ball milling to grain diameter of 200-1000 mesh, mixing by powder : water = 1:0.2-1, adding adhesive and additive into the ball milled paint by paint : adhesive : additive = 1:0.05-0.3:0.01-0.1, and bed blending.
Owner:LUYANG ENERGY SAVING MATERIALS CO LTD

Method for processing mobile phone shell, mobile phone shell and mobile phone

The invention provides a method for processing a mobile phone shell, the mobile phone shell and a mobile phone. The method includes the steps that raw materials are subjected to injection molding to form the mobile phone shell of a set shape; the internal surface of the mobile phone shell is coated with colored paint of the set color; the outside of the colored paint is coated with black paint which plays the shading effect; the mobile phone shell is subjected to surface-hardening treatment; and a computer numerically-controlled machine tool is used for performing outline processing and side hole processing on the mobile phone shell. The mobile phone shell manufactured through the method is provided with a smooth and flat appearance plane. Hardness of the mobile phone shell manufactured through the method can reach pencil hardness 6H or above, and thus the effect that the outer surface of the mobile phone shell cannot be scraped and scratched is guaranteed.
Owner:YULONG COMPUTER TELECOMM SCI (SHENZHEN) CO LTD

Fingerprint collecting method and high-resolution thin type fingerprint collector

InactiveCN101034437ALarge reflective surface for fingerprintsIncrease the collection areaCharacter and pattern recognitionBlack paintPrism
The invention relates to a fingerprint collection methods and high-definition thin fingerprint collector, in order to solve the problem of small acquisition and poor definition in existing technology, its method is: the light source is irradiated to the prism bottom through the prism, the fingerprint under the prism bottom reflect to reflection the prism oblique of the lumbar reflection mirror and black-paint layer on the prism bottom, the fingerprint images on reflective mirror and black paint layer project on the photoelectric detector through the back of prism and the projection lens. Collector is composed of the light source, bottom longitudinal cross section of the greater than high right angle trapezoidal prism, lens and photo-electric detector; lens and photo-electric detector configurating in the back-side of prism, the ramp lumbar of prism having a reflector surface, a viewfinder with oblique configuration on the lateral of lens, the photoelectric detector above viewfinder, its characteristic is that the bottom of the prism is painted black, black paint layer and reflector mirror as a reflector surface. The method has the advantages of a biger fingerprint reflector, a greater acquisition area and high definition. Collector of small size, light weight, big area of collected fingerprint image, high clarity, collector and prism to achieve ultra-thin, is convenient to match with mouse, keyboard, door locks, cars, drive, mobile phone and other equipments of space-constrained installation for use.
Owner:车全宏
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