283 results about "Dark color" patented technology

The invention discloses an invisible anti-counterfeiting ceramic tile and a preparation method thereof. The invisible anti-counterfeiting ceramic tile sequentially comprises a green body, a cover glaze layer, a pattern decoration layer, an invisible anti-counterfeiting code layer and a transparent dry particle layer from bottom to top, the invisible anti-counterfeiting code layer is formed by ink-jet printing of ceramic ink containing an invisible color-changing material, and the invisible color-changing material is a photoluminescent material doped with rare earth elements. According to the invention, the invisible anti-counterfeiting code is arranged in the glaze layer and is not easy to wear after being sintered at high temperature; and the pattern of the pattern decoration layer is not influenced. Meanwhile, the invisible anti-counterfeiting code adopts a rare earth element doped photoluminescent material as an invisible color-changing material, is invisible under the irradiation of visible light or common light, and shows a color development effect only under the irradiation of light with a specific wavelength. The invisible color-changing material disclosed by the invention has a good fluorescence concentration effect, and can effectively reduce the coverage effect of dark color, so that invisible codes can be clearly displayed on dark-color bricks, and the application range of the invisible anti-counterfeiting codes is greatly widened.

A German cockroach glue trap comprising a dark colored base and lid. The base having an overall height between 25 mm and 40 mm. Openings through the base have a diameter between 3.5 mm and 4.5 mm, large enough for German cockroaches to enter but not too large to let in too much light. The centers of the lowest openings having heights preferably between 6 mm and 10 mm above a floor preventing touching the glue before being caught and allowing escape. A ceiling at least 7 mm above the centers of the highest openings preventing climbing to the ceiling. The openings are in thin walls not providing a shelf for the German cockroaches to linger and detect a scent (oleic acid) of dead cockroaches which repels additional German cockroaches from entering the trap. A layer of glue resides on the floor and a second layer of glue may reside on the ceiling.

The invention discloses an interface element display method and device, electronic equipment and a readable storage medium, and belongs to the technical field of electronic equipment.The method comprises the steps that a brightness algorithm is determined according to a display mode of the electronic equipment; determining layer rendering parameters according to the brightness algorithm; the layer rendering parameters comprise target brightness, target hue and target saturation; determining a fuzzy image layer according to the image layer rendering parameter; updating display interface elements by using the fuzzy layer; wherein under the condition that the display mode is a light color mode, the brightness algorithm is an algorithm of a color fading mode; under the condition that the display mode is a dark color mode, the brightness algorithm is an algorithm of a superposition mode.

The present application relates to the field of product quality inspection and evaluation of composite materials, and in particular, a method for rapid inspection and evaluation of zeolite loading and zeolite loading uniformity in zeolite composite materials, specifically as follows: in a multi-component system containing zeolite, by sequentially performing selective coloring operations and enhanced color development operations on zeolite microparticles, the originally colorless zeolite microparticles are transformed into zeolite particles with a specific dark color, and the color of the non-zeolite components is not changed during the above-mentioned treatment process, thereby transforming the microscopic zeolite loading determination technical problem into a macroscopic color depth analysis problem. The inspection and evaluation method of the present application has the advantages of being fast, low-cost, and capable of parallel operation. Based on the inspection and evaluation method provided by the present application, an analysis technology for continuous and non-omission load uniformity information of the inspection area can be developed.

The invention discloses a nozzle splicing feathering method, device and equipment and a storage medium. The spray head splicing feathering method comprises the steps that extracted spray head data are split and classified and stored according to the size of ink droplets, the classified and stored data are subjected to independent feathering processing, the data subjected to independent feathering are integrated into new printing data, and the new printing data are sent to a control system. The control system controls the nozzle to print. According to the method, different ink quantities can be subjected to different feathering treatment, dark color areas, light color areas and areas with different color depths can be treated properly at the same time, obvious splicing effect differences between spray head connection positions are avoided, and the production requirements of various ink quantity picture types are better met.

The invention discloses a printing process of a brocade-cotton blended camouflage fabric. The production process comprises the following steps: pretreatment, printing, steaming and baking, reduction soaping and color fixation, sizing, tentering and color fixation, preshrinking and the like. The camouflage printed fabric prepared by the process has the advantages of color fastness to light (dark color grade 6 or more and light color grade 5 or more), composite color fastness to light and sweat (grade 4-5), color fastness to dry rubbing (grade 4-5), color fastness to wet rubbing (grade 2.5-4), color fastness to washing (grade 4-5), color fastness to perspiration (grade 4-5) and color fastness to hot pressing (grade 4-5), excellent color fastness and uniform color fixation. Meanwhile, the produced camouflage fabric can control the reflectivity of light rays in a near-infrared light region (760-1200 nm) within a required range, so that the fabric has excellent infrared monitoring prevention performance and camouflage effect. The seven-color camouflage fabric printing is achieved, colors are richer, the camouflage effect is better, and the requirements of military garments are better met.

The invention discloses a method for analyzing porosity and pore size distribution of a gypsum plaster board, which comprises the following steps of: cutting the gypsum plaster board, painting a dark-color foaming agent on a cutting surface, and shooting to obtain an image of the cutting surface painted with the dark-color foaming agent for coloring; the cutting surface image is converted into a grayscale image, binarization processing is carried out based on a threshold value, a binary image represented by black and white pixels is obtained, the black pixels in the binary image represent cells in the gypsum plaster board core material, and the white pixels represent solid bases in the gypsum plaster board core material; the porosity calculation is carried out by using the number of black pixels as the cell area in the gypsum plaster board core material and the number of white pixels as the solid base area in the gypsum plaster board core material, so that the two-dimensional apparent porosity of the gypsum plaster board core material is obtained, then edge detection, searching and outline drawing are carried out, and the cell area, number and position data are obtained. And further obtaining a pore size distribution condition result of the cells. The porosity and pore size distribution condition of the gypsum plaster board can be rapidly and accurately analyzed through the convenient method, and the method is suitable for being applied to various occasions, easy to operate, convenient, rapid, efficient and low in cost.

The invention discloses a fabric color fastness friction detection device, and relates to the technical field of color fastness detection.The fabric color fastness friction detection device comprises a friction detection mechanism and lifting supports installed on the two sides of the friction detection mechanism, a fabric fixing mechanism is arranged at the bottom of the friction detection mechanism, and pressing supports are arranged on the two sides of the fabric fixing mechanism; the friction detection mechanism comprises a detection limiting disc, switching supports are symmetrically installed at the bottom of the detection limiting disc, fixing rings are fixedly installed on the inner sides of the switching supports, a fixing inserting groove is formed in the fixing ring on one side, a rotating ring is fixedly installed on the outer side of the fixing ring, and a clamping groove is formed in the outer side of the rotating ring. The friction cloth can be replaced by switching the connecting friction head and the mounting ring, so that flooding of the deep-color denim is eliminated, friction detection of the color fastness of the deep-color denim is carried out, the switched switching ring is fixed by utilizing the characteristic that the locking clamp is connected with the connecting bracket in a clamping manner, and the stability of the connecting friction head and the mounting ring is improved.

The invention provides a two-dimensional code which is characterized in that the two-dimensional code comprises a rectangular track frame line which is formed by arranging dark color modules and light color modules at intervals, the dark color modules are arranged at the four vertex positions of the track frame line, and the track frame line is used for identifying the two-dimensional code; the coding area is located in the track frame line, and the coding area is filled with a data module used for expressing data information. According to the method, the occupied effective code arrangement area can be effectively reduced, the data storage efficiency of the code arrangement area is improved to the maximum extent, and the user experience is improved.

A golf club head with a surface coating is used for solving the problem that the deep color degree of the surface of an existing club head is insufficient. Comprising a club head body; the surface plating layer is sequentially provided with a substrate layer, a buffer layer and a color generation layer, and the substrate layer is combined on the surface of the rod head body. Therefore, the effect of improving the quality of finished products can be achieved.

To suppress a gradation step in a region from the light color material to the dark color material in the case where the dark and light color materials are used in a mixed manner.SOLUTION: An image processing device generates a single color correction parameter for each of a normal color material and a light color material from a patch pattern formed using each of the normal color material and the light color material, and generates a mixed primary color correction parameter from a patch pattern formed using a mixed primary color obtained by mixing the normal color material and the light color material to which the single color correction parameter is applied. The image processing device specifies, as a modulation point, an input gradation value of the mixed primary color when an output of the normal color material is started in the mixed primary color based on a conversion table in which an input gradation value of the mixed primary color and an output gradation value of each of the normal color material and the light color material constituting the mixed primary color are associated with each other, and generates a correction chart in which the patch pattern corresponding to the modulation point is added to the patch pattern formed in stages.SELECTED DRAWING: Figure 4

1. Name of the product of this design: Steering column portion of an automotive instrument panel. 2. Purpose of the product of this design: The overall product of this design is an instrument panel for an automobile, and the part for which protection is sought is used as the steering column portion of the automobile instrument panel. 3. The design key point of this appearance design product lies in the shape. 4. The picture or photo that best illustrates the design points: three-dimensional picture. 5. Other situations that need to be explained Other explanations: The shades shown in the entire surface portion of each figure of this design represent the shape of the three-dimensional surface; in the views other than the reference figures, the dark part is the part for which protection is required, and the light part is the part for which protection is not required; the design for which protection is requested does not include color.

In order to satisfy the demand of consumers regarding design attractiveness, an infrared-light-transmitting dark color ink is provided, the ink having a black appearance and attaining high design attractiveness and, despite this, having sufficient infrared-light-transmitting property. The infrared-light-transmitting dark color ink transmits near infrared light having wavelengths of 750-1,500 nm, and comprises a resin component and a pigment component that comprises both a brown pigment, e.g., a benzimidazolone pigment, and a phthalocyanine pigment.

The present invention relates to the technical field of cigar processing, and discloses a treatment method for enhancing the color depth of cigar wrappers. The method employs an aqueous solution of amino acids and sugars for humidification, subjecting tobacco leaves to a high temperature environment of 35-45°C for infiltration of an externally applied Maillard reaction substrate and accumulation of the Maillard reaction substrate. The tobacco leaves are then fumigated in high-temperature steam at 55-70°C to promote rapid and extensive reaction of the Maillard reaction substrate on the leaves. Finally, a mild environment of 23-27°C is maintained to stabilize the converted substances, promoting the production of dark, uniform cigar leaves. The resulting dark, uniform cigar leaves exhibit good gloss and sufficient oil content.

The invention relates to the field of ceramic ink, and discloses a black pigment, ceramic ink prepared from the black pigment and a preparation method of the ceramic ink. The high-tinting-strength cobalt black pigment is prepared by adopting cobalt nitrate, nickel nitrate, chromic nitrate and ferric nitrate according to the molar ratio of 38: 6: 31: 25, co-precipitating, drying to obtain powder, and calcining at the temperature of 1100-1200 DEG C to obtain the high-tinting-strength cobalt black pigment. The ink prepared from the high-tinting-strength cobalt black pigment prepared by the preparation method disclosed by the invention is pure in hue and strong in tinting strength, is particularly suitable for producing dark-color ceramic tile layout products such as black golden flowers and the like, and can well solve the problem that the black color is not pure enough.

The present application relates to the technical field of thermal process, and especially relates to a method for optimizing edge searching precision of a surface inspection system, which divides a gray scale distribution into two regions of light and dark based on a gray scale reference value; sets a fixed edge threshold parameter or a variable edge threshold parameter for the surface inspection system; resets a periodic parameter; collects defect data in a way of training, modifying and adding; and optimizes a detection region. The present application has the following advantages: the gray scale range is expanded from 0-255 to 0-280, the reference value is increased from 128 to 140, and the light and dark regions are redivided, so that the defect pixel distribution is more balanced; for the working condition that the dark strip steel is close to the worn roller surface, the edge searching accuracy is improved, the positioning error is reduced, and the edge searching drift caused by the change of steel type and the wear of roller surface is solved; and the fixed and adaptive double-mode edge threshold strategy is adopted, the threshold value in the region within 30mm from the edge is narrowed by 20%-30%, and the fixed mode reduces the false positive rate.

The invention discloses manufacturing equipment and method for a deep-color triamine veneer easy to clean. The manufacturing equipment comprises a base table, and guiding assemblies used for guiding and conveying the deep-color triamine veneer to be machined are installed on the two sides of the top of the base table correspondingly; a polishing assembly used for polishing the dark triamine veneer is installed at the position, located between the two guide assemblies, of the top of the base table. According to the polishing assembly, through structures such as adjusting bolts, the distance between polishing rollers can be flexibly adjusted, the polishing assembly is suitable for polishing veneers with different thicknesses, the polishing strength is adjusted, and the product quality stability is improved; a cleaning brush of the cleaning assembly can effectively clean the veneer, and the limiting telescopic assembly can adjust the distance in a self-adaptive mode, so that the cleaning effect is guaranteed, and a foundation is laid for subsequent procedures; the collecting assembly can strongly collect dust, improve the working environment and protect the health of personnel, the filter screen is convenient to disassemble, dust treatment and filter screen cleaning and replacement are facilitated, the service life is prolonged, the maintenance cost is reduced, and the production efficiency is improved.

The invention relates to the field of material defect detection, in particular to a method for distinguishing TSD and TMD defects in silicon carbide. The distinguishing method comprises the following steps: A) etching a silicon carbide single crystal by using a corrosive agent, and then judging whether etching is qualified or not; the determination method comprises the following steps: observing the dislocation morphology of a sample by using a microscope, measuring the width of a silicon carbide silicon surface defect corrosion pit, and if the width is 70-100 [mu] m, determining that etching is qualified; b) observing the width and depth information of the corrosion pits of the to-be-detected sample which is qualified in corrosion in the step A) through a depth-of-field microscope, forming a three-dimensional image by utilizing the height difference of the corrosion pits, and distinguishing TSD and TMD defects according to the color depth of the corrosion pits in the three-dimensional image; wherein the defect with the deeper color of the corrosion pit is the TSD defect, and the defect with the lighter color of the corrosion pit is the TMD defect. The method provided by the invention can visually and clearly distinguish TSD and TMD defects with similar sizes in the silicon carbide single crystal.

To provide a halogen-based compound capable of exhibiting high ionic conductivity and enabling visual checking of the mixing state of an additive when a dark-colored additive is incorporated.SOLUTION: There is provided a compound that satisfies formula (1) and has a mass fraction of an amorphous phase of 10% or more, wherein in formula (1), α and β are each independently a value greater than 0, γ is a value of 0 or more and less than 6, D represents an alkali metal element, M includes an element serving as a metal cation other than alkali metal elements, X represents a halogen element, and A represents an atomic group serving as a polyatomic anion containing two or more elements. Formula (1): DαMβX6-γAγ.SELECTED DRAWING: None

The invention discloses a dark-color isolated endophytic fungus strain and application thereof, the strain is a dark-color isolated endophytic fungus strain YMF1.068, the preservation name is dark-color isolated endophytic fungus (Paraphoma vinacea), the strain is preserved in China General Microbiological Culture Collection Center (CGMCC), the address of the preservation unit is No.3, Yard 1, Beichen West Road, Chaoyang District, Beijing, and the preservation number is CGMCC No.689. The preservation date is May 20, 2024; the preservation number is CGMCC (China General Microbiological Culture Collection Center) The strain can effectively prevent and treat root knot nematode disease, has high lethal activity, enhances plant resistance, is safe to human and livestock, and has no residue. The microbial agent prepared by utilizing the strain shows the control effect of 68% or above when being applied to tomatoes, cucumbers and tobaccos, the effect of the microbial agent is equivalent to that of a chemical pesticide, and the potential and market prospect of the microbial agent as a biological pesticide are shown.

The present invention relates to a recycled colored polyester bulked continuous filament prepared by a hierarchical shading color matching technology, belonging to the technical field of fiber materials. The present invention uses waste colored polyester, conventional semi-dull polyester, masterbatch, zinc acetate, antimony trioxide, and a self-made reinforcing agent as raw materials to prepare a polyester recycled material colored fiber based on the hierarchical shading color matching technology. The preparation method of the present invention classifies waste colored polyester by color system, uses a self-made reinforcing agent for chain extension, then adds a dark color masterbatch for color shading, and adds conventional polyester chips to mix and melt-spin to obtain a recycled colored polyester bulked continuous filament. The present invention uses the hierarchical shading color matching technology to directly produce recycled colored polyester bulked continuous filaments from waste colored polyester without decolorizing the colored waste polyester, which is green and environmentally friendly. The prepared recycled colored bulked continuous filaments have good strength and resilience and can be widely used in the field of carpet filaments.

1. Name of the Design Product: Display Component of Outdoor Working Vehicle. 2. Use of the Design Product: For information display and interaction. 3. Design Key Points of the Design Product: Lies in the shape. 4. Picture or Photograph Most Indicating the Design Key Points: Perspective View 3. 5. The back and bottom of the Design Product are parts that are not easily visible or invisible during use, so the rear view and bottom view are omitted. 6. Other Situations Requiring Explanation: Other Explanation: The dark parts in the perspective view and other views are the parts protected by this design. The light-colored and blurred parts in the perspective view and other views do not constitute the parts protected by this design application.

The invention relates to a middle frame structure, mobile equipment, a screen assembling method and a screen assembling platform. The middle frame structure comprises an interface arranged on the inner side of the middle frame structure, a dispensing transverse surface and an assembling vertical surface. The interface is connected between the dispensing transverse surface and the assembling vertical surface, and the interface is obliquely arranged. According to the arrangement, when lamplight irradiates the middle frame structure, the directions of reflected light rays of the adhesive dispensing transverse plane and the interface are different, so that the brightness degrees of the interface and the adhesive dispensing transverse plane are different, the boundary of the interface and the adhesive dispensing transverse plane is clear, the position of an assembly surface can be distinguished through the interface which shows darker, the edge grabbing precision of the CCD group screen equipment is improved, and the production efficiency is improved. And therefore, the screen assembly yield is improved, the problems of reworking, scrapping and the like are reduced, and the manufacturing cost is reduced.

The invention discloses a Sichuan painting sweeping method, belongs to the technical field of silk painting processes, and aims to solve the problems that a traditional silk painting is hard in hand feeling and easy to fade after being washed due to the fact that alum treatment is needed, and a three-alum nine-dyeing technique is time-consuming, labor-consuming and high in threshold. The method comprises two steps of brush pretreatment and sweeping and coloring: during brush pretreatment, selecting an oil painting brush adaptive to the size and color requirements of a silk coloring area, cleaning and wiping the oil painting brush, dipping a dyeing material for blending, and performing differentiated wiping on the control material by using waste cloth; during sweeping and coloring, taking a pre-outlined pattern carried by non-alum crepe satin plain or crepe de chine as an object, starting from a deep color area, adjusting the brush arrangement angle to gently and repeatedly sweep and coat along the shading direction in a flat sweeping or oblique sweeping state, and repeatedly carrying out brush arrangement pretreatment after the dye is used up until the expected color level and picture effect are achieved. According to the method, the soft texture of the silk can be reserved, the picture lines are clear after sweeping and coating, washing resistance is achieved, operation is easy and convenient, and application of the Sichuan painting work in the fields of clothes, decoration and the like is expanded.

The present application belongs to the technical field of intelligent agriculture, and discloses a monitoring method for a fruit bottom colorizing and light reflecting film, comprising the following steps: S1, forming a grid map for an orchard; S2, collecting fruit bottom images to obtain array type multi-angle image data; S3, performing edge processing on the image data to form fruit images; S4, performing fruit surface color analysis on the fruit images to form color feature data; S5, performing edge and dispersion analysis on dark color patches in the color analysis process to form lesion feature data; S6, inputting the color feature data and the lesion feature data of S4 and S5 into a preset fruit maturity and lesion grade library to obtain preliminary maturity and sunscald grades; S7, performing feature weighting judgment to output maturity grades and / or sunscald lesion probabilities; S8, if the lesion probability is greater than a preset threshold, automatically recording a collection time stamp, a lesion probability value, an image slice and a map location, and triggering an early warning of adjusting the light reflecting film to weaken the radiant light; if the lesion probability is less than or equal to the preset threshold, normally recording data.

The invention relates to the technical field of reversible color-changing coatings, in particular to a reversible color-changing coating for temperature self-detection as well as a preparation method and application of the reversible color-changing coating. The reversible color-changing coating comprises the following raw materials: a reversible color-changing material, a room-temperature curing insulating coating, a heat-conducting filler and a dispersing agent, the reversible color-changing material comprises a long-chain alkyl alcohol solvent, a leuco agent and a gallic acid alkanol ester color developing agent. When the reversible color-changing coating is used, the reversible color-changing coating can be obtained only by coating the lap joint surface of the transformer bushing and curing at room temperature. The reversible color-changing coating disclosed by the invention is good in insulating property, excellent in heat-conducting property, convenient to use and remarkable in color change, and low-temperature light color and high-temperature dark color can be used for temperature self-detection of the lap joint surface of the transformer bushing of the transformer substation, so that inspection of inspection personnel is facilitated.

The invention discloses a method for marking a dark surface with a dark LiDAR reflecting material, and a marking composition comprising the dark LiDAR reflecting material and a marking carrier. In particular, the dark LiDAR reflective material comprises a reflectivity in the visible spectrum of electromagnetic radiation of < = 10%, and a reflectivity in the near infrared and LiDAR spectrum of electromagnetic radiation of > = 10%.

The embodiment of the invention provides a washing machine. The washing machine comprises a box body; the washing drum is arranged in the box body; the image acquisition module is arranged on the box body and is used for acquiring an image of to-be-washed clothes placed in the washing drum; the controller is electrically connected with the image acquisition module and is configured to execute the following steps: acquiring the image of the to-be-washed clothes acquired by the acquisition module, and determining a clothes color distinguishing result corresponding to the image; on the basis of the boundary threshold value representing the deep-color clothes and the light-color clothes and the clothes color distinguishing result, the corresponding clothes color difference of the image is obtained through calculation; judging whether the color difference of the clothes meets a preset color crossing condition or not, if yes, controlling the washing machine to execute washing according to a preset color crossing prevention washing process, and if not, controlling the washing machine to execute washing according to a preset normal washing process. According to the technical scheme, the washing process can be adaptively adjusted according to different color differences of the to-be-washed clothes, and the use convenience of the washing machine is improved while the color crossing probability of the clothes is reduced.

1. The name of the design product: special vehicle honeycomb fixing. 2. The use of the design product: the overall product is used for heavy wheeled ground general unmanned mobile platform, and the partial appearance is used as the fixing of special vehicle honeycomb. 3. The design points of the design product: in shape. 4. The picture or photo that best shows the design points: perspective view 1. 5. The bottom surface of the design product is the part that is not easy to see or cannot be seen during use, and the top view is omitted. 6. Other circumstances that need to be explained: the dark part in the view is the part to be protected, and the light part in the view is not the part to be protected. The appearance design to be protected does not contain color.

The invention belongs to the field of space target imaging, and discloses a space target three-dimensional reconstruction method for inhibiting dark color interference through combination of brightness and transparency, which is used for solving the problems of poor imaging quality and inaccurate pose estimation of a space target. According to the method, multiple requirements of improving the quality of an input image, adjusting a pose and training a three-dimensional model are jointly completed, and low-quality imaging of an incomplete imaging system is preprocessed based on lucky imaging; and then, dense feature points are extracted by using a pre-training network based on no detector, estimation of a three-dimensional initial point cloud and an initial pose of a camera is carried out, and pose joint adjustment is carried out by combining RANSAC and Bundle AdJustlement. During training, an MLP-based optimizer is used for calculating the deviation of pose adjustment, meanwhile, training of parameters of three-dimensional Gaussian primitives is carried out, and after various physical constraints are added, a one-stop assembly line can be implemented. According to the method, the good basic shape and the sharp edge of the model are kept, the good anti-noise capability is achieved, and meanwhile the real-time performance and the robustness are achieved.