137 results about "Bluish red color" patented technology

To provide a phosphor having an emission spectrum with a broad peak in a range from yellow color to red color (580 nm to 680 nm) and an excellent excitation band on the longer wavelength side from near ultraviolet/ultraviolet of excitation light to visible light (250 nm to 550 nm), and having an improved emission intensity. The phosphor is provided, which is given by a general composition formula expressed by MmAaBbOoNn:Z, (wherein element M is more than one kind of element having bivalent valency, element A is more than one kind of element having tervalent valency selected from the group consisting of Al, Ga, In, Tl, Y, Sc, P, As, Sb, and Bi, element B is more than one kind of element having tetravalent valency, O is oxygen, N is nitrogen, and element Z is more than one kind of element selected from rare earth elements or transitional metal elements, satisfying m>0, a>0, b>0 o≧0, and n=2/3m+a+4/3b−2/3o), and further containing boron and/or fluorine.

A phosphor for converting ultraviolet light or blue light emitted from a light emitting element into a visible white radiation having a high level of color rendering properties, containing a light emitting component prepared from a solid system of an alkaline earth metal antimonate and a system derived from the solid system and exhibiting intrinsic photoemission, such as a fluoroantimonate, a light emitting component prepared from a manganese(IV)-activated antimonate, a titanate, silicate-germanate, and an aluminate, a light emitting component prepared from a europium-activated silicate-germanate or from a system containing a sensitizer selected from a group consisting of europium (II) and manganese (II) as a secondary activator and having an orange color or a dark red color in the spectrum range over 600 nm, or a light emitting component composed of a mixture of eight or less light emitting components having different emission bands and brought to a state of continuous emission of about 380 to 780 nm exhibiting a color temperature of about 10,000 to 6,500 K and a color temperature of about 3,000 to 2,000 K by virtue of the superposition of the light emitting bands.

The invention discloses an extraction method of roselle red color. The method comprises the steps of selecting materials, drying, smashing, digesting, enzyme treatment, clarifying, concentrating, blending, sterilizing and drying. Compared with the prior art, the method has the advantages that low pigment loss rate is ensured in a raw material drying process, the unit raw material utilization efficiency and pigment extraction rate are increased, the problem of thickness of an extracting solution is solved in a mild way, the stability of pigments in a processing process is ensured, the processing cost is reduced remarkably, and the product quality is enhanced. The method contributes to saving energy and protecting the environment, is friendly to the ecological environment, does not cause any adverse effect, and is a novel processing process which is worthy of popularization for natural plant pigments.

The invention discloses a method for automatically searching and rescuing a person in distress on the sea through employing an unmanned plane, and the method employs the following modules: an image noise removing module, a background color removing module, a special color detection module, an abnormal object detection module, a hand-shaking detection module, a detection result processing module, a flying control module, and a console module. The image noise removing module is used for removing the noises of a collected image. The background color removing module is used for removing the background color on the sea. The special color detection module is used for extracting an image close to red color and yellow color. The abnormal object detection module is used for carrying out the abnormal object detection of the extracted image. The hand-shaking detection module is used for the hand-shaking detection of an abnormal object. The detection result processing module is used for sorting the detection results. The flying control module is used for controlling the flying path of the unmanned plane. The console is used by a monitoring worker for carrying out the final screening of the detection results.

When a monochrome image is converted into a color image, following criteria are applied. a) Black, white, and a color having lightness according to a pixel value are assigned to minimum and maximum pixel values, and a pixel value therebetween, respectively. b) For the pixel value near but excluding the minimum value, a color in a blue color region is assigned. c) For the pixel value near but excluding the maximum value, a color in a yellow color region is assigned. For the pixel value in a range above those near the minimum value but below near the maximum value, a color in a range of hue from the blue color region to the yellow color region by way of a red color region or a color in the range of hue from the blue color region to the yellow color region by way of a green color region is assigned.

The invention discloses a rapid detection method for nitrites in blood and urine. The method comprises: utilizing a diazotization coupling reaction of nitrites and Griess reagent to form an azo compound, performing cloud point extraction, precipitating the colored azo compound at the bottom of a centrifuge tube, comparing the red color at the tube bottom with standard color gradation, and determining the content of the nitrite according to the color depth. Because the enriching multiple of cloud point extraction is large and blood and urine are subjected to decoloring and protein-removal processing, the interference is substantially eliminated, and the detection limit of nitrites in the system can reach 0.01 mu g/mL. The method has the characteristics of simpleness, rapidness, high sensitivity, on-site detection and the like.

A light-emitting medium having a light-emitting image including first pattern elements formed on a substrate by using a first fluorescent ink containing a first fluorescent material, and second pattern elements formed on the substrate by using a second fluorescent ink containing a second fluorescent material. The first and second pattern elements form a plurality of micro-character rows m, and the first pattern elements form a latent image in the micro-character rows m. The first fluorescent material is made of a fluorescent material which emits light of blue color when UV-A is irradiated, and emits light of red color when UV-C is irradiated. The second fluorescent material is made of a fluorescent material which emits light of blue color or light of a color that is viewed as the same color as the blue color when the UV-A is irradiated, and emits light of green color when the UV-C is irradiated.

The invention belongs to the field of preserving and relates to a leechee color protecting and preserving method. In the method, picked leechees are soaked in a hot acid solution for treating, and the adopted hot acid solution is prepared by mixing organic acid and inorganic acid, wherein the organic acid is citric acid or malic acid, the inorganic acid is hydrochloric acid or phosphoric acid, and the temperature during treating is maintained at 50-80 DEG C. The method can effectively maintain the red color of leechee peels so as to achieve the purposes of maintaining the fruit appearance, prolonging the storage period and the shelf life and reducing loss after picking. The invention has the advantages of simple and convenient process flow, simple and high-efficiency operation, obvious effect, and the like.

The invention, which belongs to the automobile field, discloses a determination method and apparatus for a traffic sign image. The method comprises: connection zones of all predetermined colors in an RGB image needing to determine a traffic sign image are determined, wherein the predetermined colors consists of a red color, a blue color and a yellow color; according to the determined connection zones, candidate traffic sign images are extracted from the RGB image; edges of all candidate traffic sign images are extracted; the edge of each candidate traffic sign image is segmented into a plurality of line segments; a steering angel between two connected line segments and a steering angle between two disconnected adjacent line segments in an intersecting trend in each edge are calculated; and on the basis of the steering angle values of each edge, a traffic sign image is determined from the candidate traffic sign images. In addition, the apparatus is composed of a first determination module, a first extraction module, a second extraction module, a segmentation module, a calculation module and a second determination module. According to the invention, the color and the shape characteristics of the traffic sign are combined and utilized; and the effect of traffic sign image determination is good.

The invention discloses a display device and a manufacturing method thereof. The display device includes: a light-emitting back plate, a color conversion layer and a color film layer, the color conversion layer is arranged on the light-emitting back plate; the color conversion layer comprises a red light conversion unit, a green light conversion unit and an opening unit; wherein the red light conversion unit and/or the green light conversion unit comprise/comprises a perovskite light-emitting material and scattering particles arranged in the perovskite light-emitting material in a stacked mode, and the refractive index of the scattering particles is gradually increased in the vertical direction from the face, close to the light-emitting back plate, of the color conversion layer to the face, away from the light-emitting back plate, of the color conversion layer; the color film layer is arranged on the color conversion layer, the color film layer comprises a red color resistance block, ablue color resistance block and a green color resistance block, which are arranged at intervals, and the red color resistance block, the green color resistance block and the blue color resistance block are respectively arranged corresponding to the red light conversion unit, the green light conversion unit and the opening unit.

The invention relates to a concrete penetrating coloring agent and application thereof. The concrete penetrating coloring agent is prepared from the following components of organic pigment, a solvent,a penetrant, a wetting agent, an emulsifier, a silane coupling agent and a thinner. The concrete penetrating coloring agent has the advantages that the penetrating property is strong, the coloring agent can effectively penetrate into a concrete surface layer and generate chemical reaction with a concrete substrate, and a colorful concrete whole structure with stable color can be formed; the operation is simple, the convenience in use is realized, the colorful effect is realized, more than twenty conventional colors can be formed, and the required other colors can be blended by the existing colors; the conventional colors include golden yellow color, orange yellow color, camel color, brown color, coffee color, orange red color, claret color, bright red color, garnet color, purple color, bright green color, jade green color, dark green color, water gray blue color, bright blue color, peacock blue color, deep blue color, light gray color, medium gray color, pure black color and the like,and every two colors or more colors can be mixed to form other colors.

Disclosed is a fine diketopyrrolopyrrole pigment composition which enables achievement of a good contrast ratio. Generation of undesired matter during a heating step of a red color film containing the pigment composition is remarkably reduced when compared with the conventional ones. Also disclosed are a color composition using the diketopyrrolopyrrole pigment composition, a red color film and a color filter. Specifically disclosed is a diketopyrrolopyrrole pigment composition obtained by reacting 1 mole of a succinic acid diester with 2 moles in total of mixed nitriles having specific structural formulae. Also specifically disclosed are a color composition using the diketopyrrolopyrrole pigment composition, a red color film and a color filter.

The invention discloses an OLED luminous layer structure capable of avoiding color cast and a coupled film of the OLED luminous layer structure. The OLED luminous layer structure capable of avoiding the color cast comprises an OLED luminous layer and a polarizer arranged on the OLED luminous layer, wherein the OLED luminous layer further comprises a red color block, a green color block and a blue color block which are arranged in sequence, the coupled film is arranged on the polarizer, and grid type protrusions are arranged at the portions, corresponding to color areas where the color cast is generated in the red color block, the green color block and the blue color block, of the coupled film. The coupled film is added on the polarizer, an oval grid type protrusion structure arranged on the coupled film is utilized, light getting out quantity in a certain direction is added or reduced oriented to the color areas where the color cast is generated in the red color block, the green color block and the blue color block and which correspond to the oval grid type protrusion structure, in this way, the purpose of regulating hue energy is achieved, R color energy, G color energy and B color energy are gathered and blended proportionally in the certain direction, white light without the color cast is obtained, the color cast of a display screen is eliminated, and the overall optical quality of a mobile phone panel is improved.

The invention provides an automobile body coating method. The method comprises the following steps that, electrophoretic coating is carried out on an automobile body to be coated, so that the electrophoresis roughness of the automobile body is less than or equal to 0.26 Ra; after the electrophoretic coating is completed, floating coat spraying is carried out on the automobile body, wherein the rotating speed of a floating coat spinning cup is 35000-55000 r/min; after the floating coat spraying is completed, the automobile body is subjected to BC1 spraying by using red metallic paint, wherein the colored paint dehydration rate is controlled to be 85%-90%; after the BC-1 spraying is completed, the automobile body is subjected to BC2 spraying by using red plain paint, wherein the colored paint dehydration rate is controlled to be 85%-90% ; after BC2 spraying is completed, varnish spraying is carried out on the automobile body, so that the varnish film thickness meets the condition that the thickness of horizontal plane is larger than or equal to 50 micrometers, and the thickness of vertical surface is larger than or equal to 45 micrometers. According to the automobile body coating method, red metallic paint is adopted in the BC1 spraying, and the red plain paint is adopted in the BC 2 spraying, so that the color matched by the red metallic paint and the red plain paint has good visual depth; and in addition, the color degree of the horizontal plane and the vertical surface of the automobile body is higher, and the red color degree is effectively improved.

Embodiments of the present disclosure relate to a color conversion sheet, a backlight unit, and a display device, in which a color conversion sheet realizing white light from blue light includes a green reflection filter positioned between a green color conversion layer and a red color conversion layer, thereby independently exciting the green light and the red light and increasing the amount of green light supplied to the display panel while preventing the green light from being excited into red light. Therefore, it is possible to increase the brightness of white light supplied through the color conversion sheet and provide a backlight unit with improved luminance efficiency.

The invention discloses environment-friendly color fixing agent which comprises, by weight, 50-70 parts of gadoleic acid comonomer, 20-30 parts of acrylate, 20-50 parts of triethylene triamine, 2-4 parts of epoxy propane and 0.1-0.5 part of initiator. The color fixing agent is formaldehyde-free, environmental friendly, and good in color fixing effect, human health is guaranteed, and brightness of red color which fades easily can be kept for a long time.