489results about How to "Good chroma" patented technology

A benzanthracene derivative having hydrogen atom at the 12-position, and an organic electroluminescence device having an organic thin film layer, which has one layer or a plurality of layers including at least a light emitting layer, is disposed between a cathode and an anode and contains the benzanthracene derivative in at least one layer in the organic thin film layer singly or as a component of a mixture. The electroluminescence device provides a great efficiency of light emission, has a long life and exhibits an excellent chromaticity.

An image generation device that enhances visual recognizability between a recognized 3D (three-dimensional) object and a substitute image synthesized in an area of a 3D object image which is a photographed image of the 3D object includes an image synthesis section that recognizes a 3D object present in the peripheral area of a vehicle and outputs 3D object attribute information indicative of attributes of this 3D object, determines a 3D object image area as an image area of the 3D object in the photographed image based on position information included in the 3D object attribute information, outputs at least one of a substitute image of the 3D object applied with a color based on the color information and a substitute image of the 3D object under a specified directional posture of the 3D object specified based on type information and directional posture information and generates a bird's-eye view image with a substitution image in which the substitution image outputted from a substitution image output section is synthesized at the position of the 3D object image area.

An inkjet ink of exceptional overall color characteristics having about 4% by weight Direct Yellow 132 in acid form, about 1% by weight Acid Yellow 17 in acid form in water, also having a humectant, a penetrant and other generally known additives. The ink having chroma of at least about 108.5.

An object is to provide a carbazole derivative that is useful as a raw material in manufacturing a light emitting element material having resistance to repetition of an oxidation reaction. The carbazole derivative is represented by General Formula (1) in the following. In General Formula (1), R1 represents any one selected from an alkyl group having 1 to 4 carbon atoms such as methyl, ethyl, and tert-butyl, and an aryl group having 1 to 12 carbon atoms such as phenyl, biphenyl, and naphthyl.

The invention relates to a method for removing heavy metals in a water body, which is characterized in that common oxidizers for water treatment, such as hydrogen peroxide, sodium hypochlorite, potassium permanganate and the like, are utilized for oxidization to activate the zero-valent iron surface and continuously generate fresh iron (III) / (II) (hydro)oxide and other active components, thereby quickly and efficiently removing heavy metals in the water body, including As, Hg, Cd, Pb, Cr, Se, Sb, Cu, Zn and the like, in a mode of adsorption, precipitation, redox or the like.

Apparatuses and methods for performing gamut compression. A gamut mapping apparatus of the invention includes a gamut analyzing unit for analyzing the gamut of a source device and the gamut of a target device using a gamut information profile; a gamut compressing unit for mapping original images of the source device within the gamut of the target device by using the analytical information on the gamuts; and a gamut extending unit for increasing the chroma of predetermined images among the compressed original images on the basis of the analytical information on the gamuts and the performance result of the gamut compressing unit.

A light wavelength conversion module including a substrate, a first light wavelength conversion layer, and a first light transmissive layer is provided. The substrate has a light passing-through area and a first light wavelength conversion area. The first light wavelength conversion layer is located at the first light wavelength conversion area and between the first light transmissive layer and the substrate. The first light wavelength conversion layer is suitable for converting a coherent light beam into a first conversion light beam, wherein wavelengths of the coherent light beam and the first conversion light beam are different from each other. An illumination system and a projection apparatus are also provided.

The invention relates to a high-efficient white-light organic electroluminescence device which comprises a substrate, an anode layer, a luminous unit layer and a cathode layer; the luminous unit layer comprises a hole injection layer which is formed on the anode layer, a hole transport layer is formed on the hole injection layer, the cathode layer is formed on an electron transport layer, a plurality of luminous layers are arranged between the hole transport layer and the electron transport layer, each luminous layer comprises a fluorescence luminous layer and a phosphorescence luminous layer, and a barrier layer consisting of an electron transport material and a hole transport material of the same parent nucleus is arranged between the fluorescence luminous layer and the phosphorescence luminous layer; and a main body material of the phosphorescence luminous layer which is adjacent to the barrier layer comprises an electron transport material and a hoe transport material of the same parent nucleus. The luminous device can effectively allocate the electron transport efficiency and the hole transport efficiency and has the advantage of high luminous efficiency.

Provided are a toner containing at least a binder resin and a colorant, the toner having a specific hue angle and an absorbance at a specific wavelength in reflectance spectrophotometry, and a full-color image-forming method involving the use of the toner, the method including the steps of: forming an electrostatic image on a charged electrostatic image bearing member; developing the formed electrostatic image with the toner to form a toner image; transferring the formed toner image onto a transfer material; and fixing the transferred toner image to the transfer material to form a fixed image.

The invention discloses an underwater image enhancement method in combination with bilateral filtering and Retinex. The method comprises the steps of converting an RGB color space of an input image toan HSV color space; for a brightness component, filtering image noises in combination with the bilateral filtering, and separating out a reflective component and an irradiation component based on Gaussian center surrounding multi-scale Retinex for the denoised brightness component; for the separated irradiation component, adjusting illumination by adopting gamma correction to obtain a new irradiation component; realizing fusion enhancement of the irradiation component and the reflective component based on a Retinex theory, thereby obtaining a brightness component after non-uniform illumination correction; recombining the enhanced brightness component with a hue component and a saturation component, and converting the HSV color space to the RGB color space; calculating grayscale value ratios of red and green channels to a blue channel, and remapping the grayscale values of the three channels; and finally performing histogram equalization on the R, G and B channels of the image to realize image contrast enhancement. According to the method, the blue and green color deviation of the underwater image is effectively eliminated, so that the image contrast is improved; and the partial image noises are filtered, so that the signal-noise ratio of the image is increased.

An inkjet ink including water; a particulate pigment; a dispersant; and an emulsion, wherein the particulate pigment has an average particle diameter (D50) not greater than 100 nm, and the standard deviation of particle diameter distribution of the particulate pigment is less than one half of the average particle diameter (D50). An inkjet cartridge containing the inkjet ink. An inkjet recording apparatus including the inkjet cartridge and a carriage configured to carry the ink cartridge. An inkjet recording method including discharging the inkjet ink from a nozzle of a recording head to form an ink image on a recording paper. An image formed on a recording material in accordance with the inkjet recording method.

The invention discloses a blue light organic electroluminescence device. The device comprises a pair of electrodes and an organic luminous medium layer arranged between the electrodes, wherein the organic luminous medium layer at least comprises a luminous layer and an electron transmission layer, the luminous layer comprises a host material and a guest material, the hole mobility of the guest material is 10<-3>--10<-6>cm<2>V<-1>s<-1>, and the hole mobility of the guest material is 1 to 3 magnitude orders greater than electron mobility; the electron mobility of the electron transmission material is more than or equal to 10<-4>cm<2>V<-1>s<-1>; and the energy gap (Eg) of the guest material is 2.82-2.53eV. The organic electroluminescence device has the advantages of high efficiency, good chromaticity and long service life.

The present invention is drawn to dye sets for formulating ink-jet ink sets, and to specific ink sets. The dye set can comprise cyan colorant including a phthalocyanine dye; magenta colorant including a copper- or nickel-containing azo dye; and yellow colorant including at least one of Yellow 1189 dye and Yellow 104 dye yellow colorant having the structure Formula 1: wherein R1 is H, SO3M, COOM, or SO2NH2; and wherein R2 is H, SO3M, COOM, or SO2NH2; and wherein R3 is H or CH3; and wherein n and m are 2, 3, 4, 5 or 6; and wherein M is H, Na, Li, K, ammonium, ammonium substituted with alkyl or combinations thereof. Optionally, a cyan triarylmethine dye such as Acid Blue 9, or another similar cyan dye, can be blended with the phthalocyanine dye; a rhodamine dye can be blended with the copper- or nickel-containing azo dye; and / or Acid Yellow 17 or Acid Yellow 23 can be blended with Formula 1.

A housing for an immunochromatography apparatus capable of detecting the concentration of an analyte contained in a sample even if it is relatively low in concentration is provided. In the housing 1 of immunochromatography apparatus having an observation window 5, the observation window 5 of the housing 1 is made of a colored transparent plastic material having a transmittance of at least 20%, preferably at least 40%, so that a detection line displayed on a developing strip 2 contained therewithin can be seen therethrough, the other portion of the housing than the observation window 5 is made of a colored transparent plastic material having a transmittance of at least 12%, and the observation window 5 and the housing 1 are simultaneously and integrally molded out of the same plastic material.

A transflective liquid crystal display device comprising a pair of substrates; a liquid crystal layer between the substrates; reflective films are provided on an internal surface of a lower substrate which reflects light incident from an upper substrate; color filters provided above the reflective films, each containing a plurality of color layers which have different colors and are disposed to correspond to dots forming a display region; and lighting means. The dots have a reflective region in which the reflective film is present and a transmissive region in which the reflective film is not present. In addition, the color filters have opening portions that overlap the reflective film in each dot. Since the non-color regions are provided in the color filter corresponding to the reflective films, light used in reflective display mode is sufficiently secured and the chroma in a transmissive display mode can be maintained.

The invention discloses a method for preparing hydrogenated C9 petroleum resin, and belongs to the technical field of resin hydrogenation. A Ni / ZnO catalyst serves as a hydrogenation adsorption desulfurization catalyst, a supported metal catalyst serves as a hydrogenation decoloration catalyst, the resin is hydrogenated in a two-section fixed bed continuous hydrogenation mode, and due to the application of the Ni / ZnO hydrogenation adsorption desulfurization catalyst, the service life of the supported metal catalyst is guaranteed. The hue of the prepared hydrogenated resin is improved to be water white, and good heat stability is achieved. The method has the advantages that the process is simple, the activity of the catalysts is high, the chromaticity of the resin is improved, the heat stability of the resin is improved, the softening point is slightly reduced, and good economic benefits and industrial application prospects are achieved.

Disclosed is a method for preparing a pearlescent pigment by coating metal oxides on the synthesized mica, involving the steps of grinding the synthesized mica by agitating the mica with water in a water mixer to a particle size between 100 and 500 μm and separating the mica, dispersing the separated particles of the synthesized mica in water and adding acid thereto to adjust pH between 1 and 4, adding the metal oxide precursors and a basic aqueous solution thereto while maintaining said pH range until the desired color is attained, and thereby forming at least one hydrous metal oxide layer on the particles of the synthesized mica, and filtering, water-washing, drying and calcining the synthesized mica coated with the metal oxide layer. The method may further involve the step of further pulverizing the synthesized mica roughly ground in a water mixer by using a conventional wet pulverizer so that less than 100 μm of the synthesized mica may be used as a base material. The suitable surfactants can be used in a water mixer as well as a conventional wet pulverizer. The pearlescent pigment prepared according to the present invention has excellent luster and chroma, since a coating layer of metal oxides is smooth and the dispersibility of the particles is excellent.

The invention relates to an oxidative hair dye composition for keratin fibers, comprising fatty component, thickener and dye precursor. Provided is a ready-to-use composition for the oxidation dyeing of keratin fibers, and for example of human keratin fibers such as the hair, comprising, A) at least one fatty substance other than fatty acids present in the ready-to-use composition in an amount ofgreater than or equal to 25% by weight relative to the total weight of the ready-to-use composition, B) at least one polymeric thickener, C) at least one dye precursor, D) at least one oxidizing agent and E) at least one alkaline agent wherein at least one of the at least one alkaline agent is an organic amine. The inventive composition is characterized by the improved dying performance.

The technological process of preparing aliphatic polyester adopts aliphatic dibasic acid and dibasic alcohol monomers and one complex catalyst system, and includes three synthesis steps including esterification, pre-polycondensation and final polycondensation. The process has no need of chain expanding reaction and short polyester synthesizing period, and can prepare thermoplastic resin with weight average molecular weight up to 200 KDa, excellent forming performance and no yellowing.

The present invention describes the use of red, green and, if necessary, blue dopants dispersed in a universal host material as the active emitting layer in OLEDs. The universal host is transparent in the visible region, and may be emissive in the blue region when used as the blue emitting species or possesses carrier transport properties. By dispersing the dopants in the universal host, efficient energy transfer from host to guest and / or direct carrier recombination on the dopant takes place resulting in bright red, green or blue emission, depending on the dopant. The resulting spectra are characteristic of the guest molecules.

The invention belongs to the field of photocuring materials and relates to a clean production method of alkoxylation glycerol triacrylate. The method comprises the following steps that: (1) ethoxylation glycerol / propoxylation glycerol, acrylic acid, catalysts, solvents, polymerization inhibitors and antioxidants are subjected to esterification backflow dehydration; (2) soda flakes and a small quantity of water are added for neutralization; (3) magnesium polysilicate absorbing agents are added for absorbing salt generated during the neutralization; (4) the pressure reduction dehydration is carried out, and solvents are removed; (5) press filtering is carried out, and the magnesium polysilicate and the salt absorbed by the magnesium polysilicate are filtered away; (6) alkaline calcium bentonite and calcium bentonite are added, and decoloration, trace moisture removal and trace acid removal are carried out; (7) press filtering is carried out; and (8) product index detection is carried out. The method belongs to the high-yield clean production method of the ethoxylation glycerol triacrylate and propoxylation glycerol triacrylate and has the advantages that economic benefits and environment benefits are realized, and the problem of organic waste water pollution in the production process of the ethoxylation glycerol triacrylate and the propoxylation glycerol triacrylate is fundamentally solved.

The invention discloses a method for recycling waste lubricating oil. The organic combination of filtration, electric dehydration demetallization, fluidized bed hydrodemetallization, fluidized bed hydrofining and other processes is adopted, and the operating conditions are optimized. Compared with the prior art, the method of the present invention can effectively remove most of the impurities in the waste lubricating oil, and improve some properties such as chroma, oxidation stability, neutralization value, etc. The yield has realized the recovery and effective utilization of waste lubricating oil.

Colorants having pigment and dye components having improved chroma and good water and lightfastness are disclosed and described. A polymeric colorant can include a pigment having a polymer covalently attached thereto and a dye covalently attached to the polymer. A dispersant can be covalently attached to at least one of the pigment, the polymer, and the dye. By including both a pigment and a dye component in the polymeric colorant, improved chroma, waterfastness, and lightfastness can be realized. The dye and pigment components can be substantially the same color, or can have different colors, depending on the desired appearance. The polymeric colorants of the present invention are well suited to inclusion in ink-jet compositions, although many other applications are considered suitable for the instant polymeric colorants.

The invention relates to a process for preparing multifunctional (methyl) acrylate, which can be widely applied in the fields of radiation solidified paint, printing ink, adhesive and polymer modification. The preparation comprises using mixed entrainer, subjecting the crude product to post-treatment and purification. The obtained product has a yield of greater than 95%, a purity above 99%, and a chromaticity (APHA) lower then 20.

The invention discloses a fluidized bed processing device of printing and dyeing waste water, comprising an anaerobic fluidized bed reactor and an aerobic fluidized bed reactor, wherein circularly flowing microorganism carriers are respectively introduced to the anaerobic and the aerobic fluidized bed reactors, and then the effect of high-efficiently removing azo dyes with difficult degradation is achieved by utilizing an aerobic and anaerobic combined processing technology. The fluidized bed processing device successfully solves the technical problem of easy blockage of the conventional fluidized bed. Compared with the common activated sludge process, the fluidized bed processing device has the advantages of compact and simple structure, small land occupation, high chroma and CODCr removing rate, good quality of discharged water, dynamic and continuous processing and the like.

The invention which belongs to the light-cured material field relates to a clean production method of DPGDA or TPGDA. The method concretely comprises the following steps: 1, carrying out esterification reflux dehydration on dipropylene glycol / tripropylene glycol, acrylic acid, a catalyst, a solvent, a polymerization inhibitor and an antioxidant; 2, adding sodium hydroxide and a small amount of water to neutralize; 3, adding a magnesium polysilicate adsorbent to adsorb a salt generated through neutralization; 4, carrying out reduced pressure dehydration and desolventization; 5, press-filtering to filter out magnesium polysilicate and the salt absorbed thereby; 6, adding alkaline calcium bentonit and calcium oxide to decolor, remove trace water and remove trace acids; 7, press-filtering; and 8, carrying out product index detection. The clean production method of the DPGDA or the TPGDA of the invention, which has the advantages of high yield, economic benefit possessing and environmental benefit possessing, fundamentally solves an organic wastewater pollution problem in the production process of the DPGDA or the TPGDA.

The present invention provides a green photosensitive resin composition capable of forming a pattern with excellent linearity, a photosensitive transfer material using the composition, a color filter substrate having good chroma and high color purity, and a color filter substrate having the color filter. display device on a chip substrate. The present invention provides a method characterized in that it contains at least a pigment, a pigment dispersant, a binder, a photopolymerizable compound, and a photopolymerization initiator, at least one of the pigments is a compound represented by the following general formula, and the pigment dispersant A green photosensitive resin composition in which at least one amino group-containing compound is used, a photosensitive transfer material produced using the composition, a color filter substrate using the material, and a display device equipped with the color filter substrate. (In the formula, M represents a specified metal atom. X 1 ~X 16 Any 8-16 positions in the formula are represented by halogen atoms, and the rest are represented by hydrogen atoms. Y represents a fluorine atom, a chlorine atom, a bromine atom, an iodine atom or an oxygen atom, and m represents an integer of 0 to 2).

A substrate 201 has a reflective layer 211 thereon having apertures 211a, and the reflective layer has a color filter 212 thereon having coloring layers 212r, 212g, 212b. One coloring layer at each pixel has a hyperchromic portion 212c above the corresponding aperture 211a of the reflective layer 211, and a hypochromic portion 212d on the reflective layer 211. There is a region in which no hyperchromic portion 212c is disposed above the corresponding aperture 211a (FIG. 1(A)) or another region in which no hypochromic portion 212d is disposed on the reflective layer 211 (FIG. 1(B)).