49 results about "Greyish color" patented technology

Provided is an optically functional material. The optically functional material includes a nano-microsphere layer formed by periodically arranged nano-microspheres, which is a closely packed structure, providing the optically functional material with luster. Wherein, the nano-microsphere layer includes colorless, white, gray, black or chromatic nano-microspheres. The optically functional material of the present invention has a suitable Poisson ratio and Mohs hardness within a specific range of values, and can achieve relative independence between the luster and hue, thus obtaining the special effect of randomly mixed and combined luster and hue as required. Further provided is a method of preparing an optically functional material.

The invention discloses a black pigment solution, a grey pigment solution and a preparation method thereof, and relates to the field of displaying. The light shading performance, the thermal stability and the impedance property of the black pigment solution can be improved effectively. The black pigment solution comprises black nano-particles. The black nano-particles comprise nano-particles and polydopamine nano layers wrapping the surfaces of the nano particles. The black pigment solution, the grey pigment solution and the preparation method thereof are suitable for preparation processes of black matrixes, black frames and grey frames.

The invention discloses an acidic gray dye mixture. The mixture comprises the following raw materials in percentage by weight: 30 to 90 percent of component A, 3 to 25 percent of component B, 5 to 20 percent of component C and the balance of auxiliary agent, wherein the component A is one or more of compounds shown as the formula (I); the component B is one or more of compounds shown as the formula (II); and the component C is one or more of compounds shown as the formula (III). When the dye mixture is used for dyeing a nylon fabric, dyed color fastness to light, fastness to hot pressing (ironing), and fastness to humidity such as fastness to staining, fastness to discoloration and the like can be obviously improved; and the dye mixture has high solubility in water.

The invention relates to an automatic white balance detection system which adopts unique composition. Characteristics of a camera and characteristics of a black body curve are combined, and an operation of finding out white/gray point-achromatic regions is adopted to replace an existing region algorithm, weight algorithm and the like. Two regions of a warm color light source and a cold color light source are adopted according to light source characteristics; information of R/G and B/G, which is calculated in a changing mode by a variable image partitioning technology, is used as decision elements; a non-closed adjustable mode is adopted for a region of reference points, and a variable maximum and minimum approximate curve mode is determined. According to a detection color temperature range/detector color temperature accuracy, each region is subjected to color temperature calculation; colored regions in color temperature regions are removed and colored regions in brightness are removed, the number of white/gray regions obtained after the colored regions are removed is finally determined, and R and B gains and color temperatures of the determined white/gray achromatic regions are calculated. According to the automatic white balance detection system disclosed by the invention, the problem of influence of light source spectrum characteristics and characteristics of an image sensor, characteristics of an IRCF (Infrared Ray Cut Filter) and characteristics of a lens in a camera module of the image sensor is well solved, and accuracy of white balance is improved.

A color image is converted to a gray image and/or a black and white image. The amount of chroma in an input image is detected (103) and conversion to gray and/or black and white of the input image is computed (105,107) simultaneously.

The invention relates to a method for detecting color fastness, in particular to a method for detecting color fastness to water and rubbing of bamboo mat products. The method comprises the steps of pre-treating a standard substance in a specific detection environment, wiping a to-be-detected sample in a dry friction mode and a wet friction mode with water, and then comparing and grading the testedstandard substance by using a gray scale card for assessing staining under a D65 light source to complete detection. The provided method for detecting color fastness of the bamboo mat products is simple and convenient to operate, high in precision and high in repeatability, has wide applicability and practical significance, and is an innovation of methods for detecting the color fastness of the bamboo mat products.

The invention discloses a preparation method of mixed color toner for an archaized floor. The method comprises the steps that (1) a parent agent I is prepared, wherein the ratio of ferrous sulfate to sulfuric acid to malic acid to water is 1:0.05-0.1:0.5-5:20-30, and the pH value of the parent agent I is controlled to range from 1-3; (2) a parent agent II is prepared, wherein the ratio of potassium permanganate to sodium hydroxide to water is 1:0.2-10, and the pH value of the parent agent II is controlled to range from 4-6; (3) a parent agent III is prepared, wherein the ratio of the parent agent I to the parent agent II is 1:0.5-1:1.4; the toner is prepared, wherein ratio of the parent agent III to water to a penetrating agent JFC is 1:0.3-30:0.5-20. In this way, archaized colors similar to black, brown and grey can be generated; compared with traditional paint color mixing, the color matching degree is higher, and the colors are richer and more natural; wood furuncle parts and the parts where the content of tannin is high will produce a color gradient with other parts to form rich colors.

Heather-grey spun yarns capable of showing multiple black and white alternated and different-length patterns are composed of white polyester yarns and black polyester yarns, wherein the white polyester yarns include drafting textured yarns (DTY), fully-drawn yarns (FDY) and drawn yarns (DT), the black polyester yarns include drafting textured yarns (DTY), fully-drawn yarns (FDY) and drawn yarns (DT), the white polyester yarns account for 10-90%, and the black polyester yarns account for 90-10%. The polyester yarns matched according to the requirements for black and white shades, pattern lengths and pattern intervals, different black and white proportions and the proportions of different varieties are respectively connected to a yarn guider on an draw texturing machine, undergoes draw texturing and technological process correlation and then are compounded and interwoven into the black and white alternated heather-grey chemical-fiber spun yarns of intertwined structures through an interlaced jet.

The invention relates to a gray sparkle silver printing ink, and belongs to the technical field of printing ink. The gray sparkle silver printing ink comprises 8.5-8.8 wt% of black pigment, 0.53-0.55 wt% of transparent yellow pigment, 0.61-0.65 wt% of transparent blue pigment, 18.0-32.0 wt% of gloss oil, 0.80-1.0 wt% of aluminum powders, 2.2-2.5 wt% of phosphoglyceride compound, 1.2-1.5 wt% of glycerol carbonate allyl ether and residual fine-workmanship T-926 diluent. The gray sparkle silver printing has no stimulation on skin and is green and environmental-friendly, and a good storage stability and good film-forming property are achieved. The gray sparkle silver printing ink applies to printing on PET, PMMA and the surface of glass substrate, a good adhesiveness and abrasive resistance are archived when the printing ink is dried totally, and bleeding phenomenon does not occur basically.

The invention relates to a gray vat dye with a high fastness of resisting chlorine bleaching for tooling, comprising the following components: 18-22wt% of a dye monomer A, 4-8wt% of a dye monomer B, 6-10wt% of a dye monomer C, 62-68wt% of a dispersant and 0-2wt% of dust-proof oil. According to the national standard, chlorine bleaching resisting fastness of the gray vat dye can reach 4-5 levels, furthermore, the thermal pressure resisting fastness of the dye is 3-4 levels, the dry friction resisting fastness is 4-5 levels and the wet friction resisting fastness is 3-4 levels, so as to completely meet the performance of high-demand tooling series products.

The invention relates to the technical field of dyeing, in particular to an iron grey dyeing method of fox down, comprising: placing water and fox down in a dye vat, heating to 40 DEG C, adding an aid, holding the temperature for 10 min, adding a dye, and holding the temperature for 10 min; heating at a speed of 1 DEG C/min to 90 DEG C, holding the temperature for 40 min, cleaning, lowering the temperature to 40 DEG C, adding pure caustic soda, heating fast to 80 DEG C, cleaning, lowering the temperature to 40 DEG C, adding a soaping agent, heating fast to 90 DEG C, cleaning, lowering the temperature to 40 DEG C, adding a softening agent, holding the temperature for 20 min, and removing from the vat. The iron grey dyeing method of fox down obtained herein enables color fastness of the dyed fox down to reach level 3 without dyeing defect, a production process is relatively short, and energy consumption can be reduced.

The invention discloses a novel eight-color-separation fabric printing method, which comprises the following steps: color separation for printing patterns, so as to obtain a cyan pattern, a fuchsine pattern, a yellow pattern, a black pattern, a light cyan pattern, a light red pattern, an orange pattern and a gray pattern of the printing patterns; respective net hanging and pattern making according to the cyan pattern, the fuchsine pattern, the yellow pattern, the black pattern, the light cyan pattern, the light red pattern, the orange pattern and the gray pattern, so as to obtain a pattern corresponding to the pattern in each color; respective preparation of color paste according to the cyan pattern, the fuchsine pattern, the yellow pattern, the black pattern, the light cyan pattern, the light red pattern, the orange pattern and the gray pattern, so as to obtain color paste corresponding to the pattern in each color; crystal form pretreatment for a fabric. By printing through adoption of the scheme disclosed in the invention, only the eight fixed colors are required to be adjusted, multiple times of color matching are not needed, the formula is single, the cost is saved, and the environment is protected.

The invention discloses matte grey printing ink. The printing ink comprises 145-155g of white printing ink, 7-7.5g of black printing ink and 3.4-3.6g of yellow printing ink, wherein the white printing ink, the black printing ink and the yellow printing ink are baked at 70 DEG C for 20 minutes. The printing ink has strong adhesion, is fast to dry, has high gloss and excellent levelling property, does not have cracks, spreading or pinholes on the materials, has full strength and durability and is pollution-free and environment-friendly.

The invention discloses an improved gray glass, which comprises basic glass and a coloring agent. The basic glass components are: 50-70 parts of silicon dioxide; 5-10 parts of magnesite; 1-3 parts of soda ash; 2-5 parts of alumina; 10-12 parts of sodium oxide; 2-8 parts of potassium oxide. The components of the colorant are in parts by weight: 1-3 parts of dichromium trioxide; 0.1-0.3 parts of selenium; 0.1-0.3 parts of nickel; and 0.2-0.5 parts of manganese dioxide. The gray glass of the present invention has low visible light transmittance and low ultraviolet transmittance, which is beneficial to reduce the heat increase in the space, reduce ultraviolet radiation, prevent ultraviolet rays from burning human skin and avoid aging of decorative materials in the space.

The invention relates to an artificial dark grey quartz stone comprising the following components by weight: 30-35 parts of quartz sand of 26-40 mesh; 20-30 parts of quartz sand of 40-100 mesh; 20-25 parts of quartz sand of 325 mesh; 5-10 parts of quartz sand of 600 mesh, 10-13 parts of resin; 0.01-0.015 part of a coupling agent; 0.005-0.015 part of a curing agent; 1-2 part of titanium dioxide; 160-180 parts of black iron oxide; 45-55 parts of iron oxide yellow and 7-10 parts of iron oxide red. The artificial dark grey quartz stone has the advantages of color stability, bright color, long service life, low cost, and convenient manufacture, fills the existing species of quartz stone patterns and colors, is novel in pattern and unique in color, and greatly satisfies the demand of people for artificial quartz stone in living and production.

The invention relates to a process for making a gold velvet picture, and belongs to the technical field of : warp-knitted velvet material drawing. The process comprises the following steps that S1, mineral pigment and quick-drying megilp are blended according to a ratio; S2, a back color layer is formed; S3, an interlayer color layer is formed; S4, a compound color layer is formed; and S5, a graycolor of the required gray level is formed, and the grey color is printed on the compound color layer to draw the complete picture. According to the process, turpentine is replaced with the quick-drying megilp, the megilp is blended with a mineral pigment before expressing an image contour, so that compared with an original process, the method has the advantages that the glossiness is generated onthe picture, brightness, lightness and the purity are improved, the steps are integrated into a back color layer, an interlayer color layer and a compound color layer and a gray level layer in a sequentially stacking mode, so that the picture is more layered and three-dimensional, and thereof large-scale production line production is more convenient.

The invention discloses a feed of gray silver-spotted guinea fowl at breeding season. The feed comprises the following components by weight ratio: 61-63 parts of corn, 5-6 parts of soybean powder, 3-4parts of soybean meal, 5-6 parts of imported fishmeal, 5-6 parts of brewer's yeast, 11-12 parts of wheat bran, 0.8-1 part of calcium carbonate, and 0.4 parts of salt. The feed produced by the invention can well adapt to the physiological characteristics and nutritional balance requirements of the gray silver-spotted guinea fowl at breeding season, and ensures an egg production period of the graysilver-spotted guinea fowl at breeding season. The average egg production of the gray silver-spotted guinea fowl can reach 160, and the egg weight is about 50 g.

The invention discloses a dark blue gray static powder raw material formula which comprises 18kg of an epoxy resin, 18kg of a polyester resin, 10.8kg of titanium dioxide, 6kg of barium sulfate, 2.4kg of a flatting agent, 0.04kg of phthalein dragonhead, 0.015kg of phthalocyanine green and 0.05kg of carbon black. The dark blue gray static powder raw material formula ensures that a plastic powder spraying surface is of a stable color, is smooth and bright and has high adhesion capability.

The invention relates to a dark-color shoe material light-fast color fastness testing machine. The dark-color shoe material light-fast color fastness testing machine is characterized in that a heating control device is arranged in a box body, and a solar bulb, a rotatable tray and a rotary timer are installed in the box body. The dark-color shoe material light-fast color fastness testing method comprises the following steps: dividing each group of test samples into two test samples, placing one test sample into a test chamber, and keeping the other test sample outside the test chamber to be used as contrast; arranging the test sample on the tray in the test chamber, dropping the test sample into an area between two concentric rings with the diameter of 75mm to 300mm on the tray, wherein the distance from the surface of the test sample to the bottom surface of the solar bulb is 250mm+/-2mm, the testing temperature is set to be 50 DEG C+/-2 DEG C, and the heating time is respectively 3h, 6h, 12h and 24h; taking out the test sample after the test, rating the test sample which is kept outside the test chamber and the test sample subjected to the test in a D65 standard light source box by referring to a gray scale card, and testing the light-fast color fastness of the dark-color shoe material. The method has the characteristics of simplicity in equipment structure, convenience in operation and conformity to the real application situation.

The invention discloses colorful (except gray) reflective cloth and a manufacture method thereof. The luminance of the colorful (except gray) reflective cloth can be 400-450 light. The manufacture method for the colorful (except gray) reflective cloth comprises the following steps of: (1) preparing a PE (poly ethylene) composite film; (2) preparing a bead planting film; (3) preparing a colorful bead planting film; (4) preparing complex adhesive; and (5) preparing the colorful (except gray) highlight reflective cloth.