59results about How to "Guaranteed chromaticity" patented technology

The invention discloses a low-temperature reactive dye soaping agent as well as a preparation method and an application thereof. The low-temperature reactive dye soaping agent comprises the following components in percentage by mass: 10%-20% of a maleic-methyl acrylate copolymer, 2%-5% of an alkaline substance, 10%-20% of an oxidant and the balance of water.

A liquid crystal display apparatus that in the formation of columnar spacer, realizes enhancement of brightness. The liquid crystal display apparatus is one comprising a pair of substrates and, interposed therebetween, a liquid crystal layer and having red, green and blue pixels, wherein among three pixels of red, green and blue, the red pixel is provided with a columnar spacer structure, and wherein the aperture ratio of the red pixel is smaller than those of the green and blue pixels.

The invention discloses a method and a system for splicing panoramic images in real time based on multi-path image signal processing, achieving built-in direct and real-time splicing, ISP processing,coding, storing and outputting. The technical scheme is as follows: the system comprises a multi-path shooting module, a multi-path image signal processing module, an image data splicing processing module and a video coding module, wherein the multi-path shooting module is used for synchronous shooting of images in an original format; each path of the image signal processing module is correspondingly connected with a path of shooting module, the image data in the original format are processed into visual data, meanwhile, a clock signal is provided for the corresponding shooting module so as toensure synchronism of all the images shot by the shooting module; the image data splicing processing module is connected with each path of image signal processing module and is used for processing the visual data output by each path of image signal processing module into panoramic image data, meanwhile, a uniform clock signal is sent to each path of image signal processing module so as to ensurethe synchronism; and the video coding module is connected with the image data splicing processing module and is used for coding pictures or video files of the panoramic image data.

Disclosed is a white light top emission type OLED and a preparation method thereof. A substrate, a reflective anode, a hole injection layer, a hole transport layer, a double blue light luminous layer, a red light luminous layer, an electron transfer layer, an electron injection layer, a semitransparent cathode and an optical coupling output layer are sequentially evaporated from bottom to top. The preparation process comprises firstly cleaning the substrate, then performing evaporation in vacuum and cooling after the evaporation is finished. The preparation method of white light top emission type OLED effectively restrains multi-beam interference by means of the semitransparent cathode and the optical coupling output layer, thereby enhancing output of white light on the whole; enhances wide-angle interference of a blue light blue light waveband through a structural feature that the double blue light luminous layer is adjacent to the anode; utilizes the double blue light luminous layer of a heterojunction structure to control an exciton recombination region for increasing intensity of blue light as well as improving stability of chroma of a device; effectively improves the chroma and the stability of the white light top emission type OLED, thereby having potential application values.

The invention discloses a brightness automatic regulation LED lamp which comprises a singlechip, an image detection processing module, an environment brightness detection module, a temperature detection module, an LED driver and an LED. The image detection processing module, the environment brightness detection module and the temperature detection module are respectively electrically connected with the singlechip; the LED driver is electrically connected with the singlechip; the LED is electrically connected with the LED driver; the image detection processing module comprises a pyroelectric infrared sensor and a COMS image sensor; the pyroelectric infrared sensor and the COMS image sensor are respectively electrically connected with a power supply; a reference power supply is electrically connected with the power supply; the pyroelectric infrared sensor is electrically connected with the COMS image sensor; a data comparison module is electrically connected with the COMS image sensor; and the driver is electrically connected with the data comparison module. The brightness automatic regulation LED lamp has the beneficial effects of long service life and energy saving.

The invention discloses a membrane separation concentrated-brine utilization technology, and in particular relates to a method for separating high-salt-containing concentrated water by a light-assisted catalytic membrane for decoloration and improving salt quality. The method adopts a fixed-bed catalyst, a plurality of oxidants are added, a processing membrane is used to separate the high-salt-containing concentrated water under light source excitation conditions, organic matter with a larger molecular structure is catalyzed the oxidized, and organic matter with a smaller molecular structure and no color or weak coloring ability is generated, so that chromaticity of the brine is reduced, and a part of COD is removed; and a mother liquor produced after the brine is separated is treated by adopting an enhancing catalytic system, so that quality of produced salt and stability of an evaporation system are improved, and zero emission is realized. The method provided by the invention has theadvantages that no new impurity oxidant is introduced, the problem of difficulty in catalyst recovery does not exist, the chromaticity of the obtained salt and the stability of the evaporation systemare ensured, and wastewater recycling and zero emission are truly realized.

The invention relates to a continuous treatment device of neopentyl glycol condensed washing mother liquor. The device is characterized by comprising a filter, a primary preheater, a secondary preheater, a rectifying tower, a chromatographic device and a cyclone hydraulic separator, wherein the filter is arranged at the front end of the primary preheater, the primary preheater is connected with the secondary preheater through a pipeline, the rectifying tower is arranged at the rear end of the secondary preheater, a return tank and the chromatographic device are arranged on the top of the rectifying tower, and the cyclone hydraulic separator and a reboiler are arranged on the bottom of the rectifying tower. The invention relates to a continuous treatment process flow of neopentyl glycol condensed washing mother liquor capable of continuously and stably removing organic impurities in the neopentyl glycol condensed washing mother liquor and condensing neopentyl glycol.

The invention relates to a technology using economical aluminum source to synthesize detergency 4A zeolite. The method making use of reaction of aluminum source and silicon source produces gel and get a 4A zeolite product after crystallization. The method is characterized in that the detergency 4A zeolite is synthesized from silicon sodium aluminum solution in alumina production process and industrial water glass. The method using economical aluminum source to synthesize detergency 4A zeolite has the advantages of convenience and simplicity, low cost and good product quality and can satisfy large scale and continuous production and can be achieved at prior 4A zeolite production line without adding any equipment; since the method makes use of crystallization mother liquor back to blend water glass and blending liquid, the method minimizes the waste efflux; the obtained product can not only satisfy the detergent requirements of the customers but also the needs of high-molecular sieve customers; compared with the prior art of 4A zeolite, the product cost can be reduced by about 200 Yuan per ton; therefore, the method has significant social and economical benefits and great practical significance.

The invention provides a method for producing an aromatic hydrocarbon solvent having wide distilling range, low chromaticity and high boiling point. The production method of the aromatic hydrocarbon solvent having wide distilling range, low chromaticity and high boiling point of the invention includes the steps of guiding a C9+ fraction raw material into a first rectification column for rectifyingand removing a light component, then separating a first solvent product from a second solvent crude product through a second rectification column, and finally separating a second solvent product froma colored heavy component by a third rectification column; meanwhile, precisely controlling the rectification operating pressure, temperature and reflux ratio of each distillation column, which can greatly widen the distilling range of a first aromatic hydrocarbon solvent obtained, and can also effectively ensure the chromaticity of a second aromatic hydrocarbon solvent; each step performed is arectification step, no waste is discharged, and the process is environmentally friendly and non-polluting.

The invention discloses a display brightness adjusting method and a device thereof and a display device. The display brightness adjusting method comprises the following steps: an initial dimming conversion brightness level of the display device is set; the mura degree of a display image of the display device between the dimming conversion brightness level and the highest display brightness level is determined; wherein the display brightness is adjusted in a PWM dimming mode in an interval formed by the lowest display brightness level and the dimming conversion brightness level, and the displaybrightness is adjusted in a DC dimming mode in an interval formed by the dimming conversion brightness level and the highest display brightness level; and the dimming conversion brightness level is adjusted according to the mura degree of the display image to obtain an optimal dimming conversion brightness level, wherein the mura degree of the display image of the display device between the optimal dimming conversion brightness level and the highest display brightness level meets a preset mura degree. According to the technical scheme, the probability of uneven display brightness of the display device is reduced, and the display effect of the display device is optimized.

The invention discloses a production process of brominated SBS, and belongs to the technical field of flame retardant production, and the production process comprises the following steps: adding SBS and isobutanol into a reaction kettle, heating to 20-40 DEG C, stirring, and keeping the temperature until the materials are completely dissolved; adding sodium bromide, introducing oxidizing agent chlorine, filling lime milk at the tail end of the reaction kettle to absorb unreacted chlorine in the reaction kettle, and heating to 60-75 DEG C and then stopping heating; cooling to 20 DEG C, adding acatalyst, and continuously heating to 75 DEG C to react for 1 hour, wherein the catalyst being tin tetrachloride and ferric trichloride; and cooling to room temperature, adding peroxide and alkali metal alkoxide into the material liquid after the reaction is finished, heating to 30-40 DEG C, keeping the temperature for 2 hours, filtering, washing, removing impurities, and drying to obtain the target product brominated SBS, wherein the peroxide is hydrogen peroxide, and the alkali metal alkoxide is sodium methoxide. The preparation of the brominated SBS is realized by adopting a direct bromination method, the reaction is mild, the bromine content, the yield and the thermal stability of the brominated SBS are improved, and the use requirements are met.

The invention relates to the field of matting agents, and discloses a preparation method of a matting agent titanium dioxide suspension for a polymer. According to the invention, traditional mechanical grinding is replaced with an ultrasonic treatment way; separated large titanium dioxide particles are disintegrated into small particles under action of ultrasonic waves. The preparation method provided by the invention has the advantages of high treatment efficiency and lower energy consumption, and generally can achieve an effect of grinding for 2 h by only treating for 5-30 min so as to better meet needs of large-scale production; and moreover, ultrasonic treatment has less damage to titanium dioxide surface-modified covering layer than mechanical grinding treatment, and has little influence on a color value of a product.

The invention discloses a method for separating and extracting D-lactic acid from D-sodium lactate fermentation broth. The method includes the following steps in order: (1) performing microfiltrationon D-sodium lactate fermentation broth so as to obtain microfiltration fermentation broth; (2) performing ultra-filtration on the microfiltration fermentation broth obtained in the step (1) so as to obtain ultra-filtration fermentation broth; (3) performing nanofiltration on the ultra-filtration fermentation broth obtained in the step (2) so as to obtain nanofiltration fermentation broth; (4) adding a hydrogen peroxide solution into the nanofiltration fermentation broth obtained in the step (3) to perform decolorization, so as to obtain a decolorized solution; (5) performing electrodialytic treatment on the decolorized solution obtained in the step (4), so as to obtain a lactic acid clear solution; and (6) concentrating the lactic acid clear solution obtained in the step (5) so as to obtain a D-lactic acid product. The method is simple, easy in operation, low in energy consumption, high in recovery rate and high in product quality and has no waste liquid pollution.

The invention discloses a high-temperature-resistant print label and a preparation method thereof. The high-temperature-resistant print label comprises a polymer material layer, a porous bonding layer and a functional layer, wherein the porosity of the porous bonding layer is 20%; the functional layer comprises a coating and an inorganic material layer embedded in the lower surface of the coating; the porous bonding layer is positioned between a substrate layer and the functional layer. The high-temperature-resistant print label has good mechanical property and excellent heat stability, thus having a wide industrial application prospect.

The invention discloses a method for chemical reduction and high polymerization of proanthocyanidins. The method utilizes the characteristic that sulfurous acid can degrade proanthocyanidins with a high degree of polymerization, and completes the conversion of proanthocyanidins from a high-polymerization state to an oligomerization state. The added sulfurous acid is precipitated by excessive calcium carbonate powder to generate another precipitated calcium sulfite. The precipitates are centrifuged or filtered to obtain oligomeric proanthocyanidins with a degree of polymerization of 2-3. The method simplifies the process steps, uses no organic solvent in the whole reaction, has extremely low requirements on equipment investment and workers' operation, is suitable for industrial production, and is a green chemical method that meets environmental requirements. The proanthocyanidin high polymer can be degraded into the proanthocyanidin oligomer, which increases the content of the oligomer in the raw material, and can ensure that the original components in the raw material remain unchanged to the greatest extent.

The invention provides a production method for a pulp type blueberry wine. The production method comprises the following steps: (1) preparing blueberry pulp; (2) fermenting at controlled temperature;(3) adding fresh blueberry fruit for subsequent fermentation; (4) bottling. The pulp type blueberry wine acquired according to the invention is in ruby red, contains fresh and strong-fruity blueberry,has elegant wine fragrance, tastes cool, is balanced and harmonized, has a fine, strong and complex taste of pulps and has long-lasting aftertaste.

The invention discloses a method for synthesizing 3-methylquinoline-8-sulfonyl chloride. The method comprises the steps: with aniline as a starting material, carrying out a reaction with propionic acid to obtain N-phenylpropionamide, then generating a ring to obtain 2-chloro-3-methylquinoline, next carrying out halogenated hydrocarbon reduction to obtain 3-methylquinoline, and finally carrying out chlorosulfonation to obtain the product 3-methylquinoline-8-sulfonyl chloride. The method is low in cost, simple in operation, good in economic benefits, high in yield, and suitable for industrialized production. With the method of the invention, 3-methylquinoline-8-sulfonyl chloride can be obtained with high yield rate.

The invention relates to a preparation method of a benzotriazole ultraviolet light absorber, which comprises the steps of taking 3-[3-(2-H-benzotriazole-2-yl)-4-hydroxy-5-tert-butylphenyl]-methyl propionate and C7-9 alkyl alcohol as raw materials, carrying out transesterification under the action of a catalyst to prepare 3-(2H-benzotriazole-2-yl)-5-(1,1-dimethyl ethyl)-4-hydroxy-C7-9 alkyl ester, wherein the catalyst is lithium methoxide and/or zinc isooctanoate. The product prepared by the method is not easy to oxidize, and the appearance and chromaticity of the product can be ensured; and meanwhile, the problem of acid residues in a reaction system can be effectively solved, and the problem of application limitation of the product due to the acid residues is avoided.

The invention discloses a preparation method for noble wine flavored high-alcohol sweet bear. The preparation method comprises the following steps of after preparing burnt malt rich in maltose flavorand amber malt rich in raisin flavor by using Canadian barley Schooner through a specific process, performing crushing and saccharification on the burnt malt and the amber malt with common pale malt according to a proportion to obtain a whole wheat juice, adjusting amino nitrogen, adding fructose syrup, a passion fruit honey and a litchi honey to gradually upregulating the sugar degrees of fermentation broths after performing fermentation on cold wort for 24h and 48h respectively, quantitatively inoculating a special yeast, performing two-pot fermentation under the preferred fermentation condition, dry adding hops with a grape fragrance when pots are poured, and then low-temperature cold storage and aseptic membrane filtration and packaging are performed to obtain the noble wine flavored high-alcohol sweet bear with high alcohol ester content, mellow and harmonious taste, strong potability, and rich fruit flavor similar to honey flavor, grape and the like. The beer produced by the preparation method is unique in style, high in alcoholic strength and pleasant in color and luster, has significant difference with common industrial beer in the market and provides a brand-new choice fora craft beer lover.