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61results about How to "High quality and stable" patented technology
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Device and method for realtime controlling self-adaptive temperature injection-mould machine and its temperature-adjusting circuit
The invention is concerned with the controller, the control method and the temperature controlling circuit of the of the self-adapting temperature real-time controlling plastic jetting-moulding machine that for the closed-loop control electric plastic jetting-moulding machine. It is: the controller consists of up-position machine for monitoring and the down-position machine for execution, the up-position machine and the down-position machine connects by communicating line, processes data information processing with central processing unit. The controlling method is: a. the selection of temperature signal; b. the pretreatment of the temperature signal; c. the rule base comparison of the temperature signal; d. the self-adapting adjustment of the control parameter; e. the outputting application of the controlling signal. The advantages are: can inhibit the effect of big lag effectively, with better stability and robustness; can conclude the experience of the temperature control of accumulation and the experience of the operator of the plastic jetting-moulding machine to be the rule base and the knowledge base, add the adaptive control of the parameter at the stage of temperature rise and temperature preservation in order to reduce the difficulty of using; the control precision of the charging basket static state and the working state is high, the produce is high quality and stabilization.
Owner:宋英华 +3
Full-automatic vacuum low-temperature fruit and vegetable fast maturing device
The invention discloses a full-automatic vacuum low-temperature fruit and vegetable fast maturing device which consists of three vacuum frying tanks, one oil storage tank, an oil pump, an oil pipe, a steam spraying device, a steam pipe, a vacuum pump, a vacuum pipe, a valve, a centrifugal motor, a working platform, a feeding manipulator and a programmable logic controller (PLC) programmable control system. The three vacuum frying tanks have the same structural performance, jointly use the same oil storage tank, and simultaneously run with different work steps. Each frying tank cover is provided with an automatic turning on / off mechanism, vegetable and fruit baskets are put into the frying tanks, and each frying tank cover is provided with an automatic locking / unlocking mechanism; the feeding manipulator can be used for automatically suspending the manually-filled vegetable and fruit baskets into the frying tanks and suspending the fried vegetable and fruit baskets out of the frying tanks. The vegetable and fruit are fried under the status of oxygen deficiency and low temperature, the color, the fragrance and the flavor are retained, and the effective components are retained, so that the fried fruit and vegetable are welcomed by consumers. The whole device is controlled by the PLC programmable control system, is full-automatic in working procedures such as oil charging, material charging, heating, vacuumizing, frying, centrifugally drying, timing, discharging and the like, and has the advantages of being high-efficiency, energy-saving, high-yield, stable in quality of the fired vegetable and fruit, and the like.
Owner:GUANGDONG FUXING FOOD MACHINERY
Method for preparing polyvinyl butyral (PVB) resin
InactiveCN102702398AIncrease profitHigh quality and stableWindowsWindscreensWater basedPolyvinyl alcohol
The invention provides a method for preparing polyvinyl butyral (PVB) resin. The method comprises the following steps of: dissolving 100 parts of polyvinyl alcohol (PVA) and 33 to 45 parts of n-butanal in 500 to 700 parts of pure water to form a mixed solution; adding 1 to 5 parts of blended composite reinforced catalyst into the mixed solution and mixing uniformly to obtain water-based mixture of which pH is 1 to 3; pouring the water-based mixture into a container at the temperature of between 4 and 100 DEG C, stirring for 30 to 300 minutes, adding a sodium hydroxide solution until the pH of the mixed solution is adjusted to be 10 to 12, and adding surface tension modifier to obtain slurry-shaped suspension; and washing the slurry-shaped suspension by using pure water, and cooling to obtain flowing powdery PVB resin micro particles of which the acetalization degree is 75 to 85 percent, and hydroxyl value is about 15 to 25. The method is easy to operate and is low in energy consumption; adhesion is avoided; and the utilization rate of raw materials is high.
Owner:ZHEJIANG PULIJIN PLASTIC
Coating device for high-temperature resistant multilayer composite lithium-ion battery separator
ActiveCN106207052AExtend your lifeHigh quality and stableSecondary cellsCell component detailsComposite structureBiomedical engineering
The invention relates to a coating device for a high-temperature resistant multilayer composite lithium-ion battery separator, and belongs to the technical field of lithium-ion batteries. The coating device comprises a base-film release scroll, gluing rollers, composite membrane unwinding mechanisms, a heating-drying mechanism and a retracting scroll which are arranged in sequence, wherein one end of a base membrane is wound on the base-film release scroll, and the other end of the base membrane is wound on the retracting scroll; the gluing rollers and the composite membrane unwinding mechanisms are arranged in one-to-one correspondence and set to be two groups on two sides of the base membrane; each of the composite membrane unwinding mechanisms comprises a composite membrane release scroll and a pressing shaft; one end of a composite membrane is wound on the composite membrane release scroll, and the other end of the composite membrane is attached with the base membrane after penetrating through the pressing shaft; the gluing rollers and the pressing shafts are propped against the membrane surface of the base membrane on the corresponding side; the coating device can enable the composite membrane and the base membrane in close combination to form the high-temperature resistant multilayer composite lithium-ion battery separator. The separator disclosed by the invention has relatively high thermal stability and heat-resistant shrinkage factor, relatively stable composite structure and relatively high production efficiency.
Owner:HEBEI GELLEC NEW ENERGY MATERIAL SCI&TECHNOLOY CO LTD
Preparation method of calcium hydroxide with high porosity
The invention provides a preparation method of calcium hydroxide with the high porosity. The preparation method comprises the following steps: (1) high-temperature calcinations treatment; (2) breakingand screening of calcium oxide stone; (3) digestive reaction; (4) filtering and dewatering treatment; (5) baking and drying; and (6) screening and filtering treatment. The preparation method has thegreatest characteristics that by increasing the temperature of digestion water to be 85-100 DEG C greatly and increasing the material digestion temperature to be 145-155 DEG C, a material is sufficiently expanded under the high-temperature digestion state; and water in pores in powder is quickly evaporated, expanded and gasified, and by serving as a pore-forming agent, the porosity and the pore diameter of the interior of the powder are increased greatly. On the basis of the original high specific surface area, by increasing the pore diameter of the micropores in the powder, the worldwide problems that in the solid-liquid reaction process, liquid is difficult to infiltrate into the powder, and consequently the reaction speed is low, and reacting is not thorough are reduced.
Owner:南京格暠环保科技有限公司
Method for preparing sodium-hydroxide-loaded active clay
InactiveCN105540603AIncrease productivityReduce energy consumption and costsSilicon compoundsAcid activationChemistry
The present invention discloses a method for preparing sodium-hydroxide-loaded active clay, and belongs to the technical field of bentonite deep processing, and the sodium-hydroxide-loaded active clay is prepared by the steps of dosing, pulp preparation, acid activation reaction, pressure filtration, alkalization, drying, crushing, and the like. The alkali solubility of the sodium-hydroxide-loaded active clay prepared by the method is 0.44-0.47gNaOH / 100mlH2O, the alkali capacity is 16.1-16.3mmol / g, the sodium-hydroxide-loaded active clay prepared by the method is high in quality and stable; the method for preparing the sodium-hydroxide-loaded active clay is high in production efficiency, and low in energy consumption and cost; waste acid obtained in the method is recyclable, and the method can effectively reduce the cost of sewage and acid treatment, and is conducive to energy conservation and emission reduction.
Owner:罗永城
Novel environment-friendly PVC (polyvinyl chloride) heat stabilizer
The invention discloses a novel environment-friendly PVC (polyvinyl chloride) heat stabilizer, and belongs to the field of deep-processing technologies for bentonite. The novel environment-friendly PVC heat stabilizer is prepared via steps of ingredient pulping, acid activation reaction, pressure filtration, alkalinization, alkaline argil particle surface modification, drying, smashing and the like. The novel environment-friendly PVC heat stabilizer has the advantages that the Ca(OH)2 content of the novel environment-friendly PVC heat stabilizer is 42-44wt%, the activity index of the novel environment-friendly PVC heat stabilizer is 96%-99%, and the heat stabilization time of the novel environment-friendly PVC heat stabilizer is 152-158 min; the novel environment-friendly PVC heat stabilizer is of a load type, the form of the novel environment-friendly PVC heat stabilizer keeps unchanged after hydrogen chloride is adsorbed, and PVC can be prevented from being contaminated by released salt or organic pollutants; the novel environment-friendly PVC heat stabilizer is non-toxic, odor-less and safe and is environmentally friendly.
Owner:张莘蔓
Preparation method of sulfhydryl silane coupling agent
ActiveCN102875588ALess impuritiesReduce generationGroup 4/14 element organic compoundsWastewaterMaterials science
The invention relates to a preparation method of a sulfhydryl silane coupling agent, belonging to the field of organic chemistry. According to the invention, the reaction is firstly completed partially under reduced pressure, and a small amount of acid absorbent is added to complete the reaction, thereby reducing the generation of amine hydrochloride and the generation of the byproduct. The sulfhydryl silane coupling agent product prepared by the method has the advantages of high and stable quality, high yield and fewer impurities. The invention does not discharge waste water or pollute the environment, and can easily implement industrial production. The invention solves the problems of complex after-treatment, difficulty in control of product quality, unstable product quality, high energy consumption in the synthetic process, and high waste water discharge amount in the existing complex synthesis technique. The sulfhydryl silane coupling agent prepared by the method can lower the viscosity of rubber, reduce the number of stages of milling, improve the working properties of the rubber, accelerate the dispersion of the reinforcing agent, enhances the dynamic mechanical properties of the rubber and the ageing resistance of the tread rubber, and prolong the storage time of the rubber.
Owner:JINGZHOU JIANGHAN FINE CHEM
Fermentation tank for Pu'er cooked tea
PendingCN106509195AEvenly distributedReal-time monitoring of temperature changesPre-extraction tea treatmentMicroorganismThermal insulation
The present invention discloses a fermentation tank for Pu'er cooked tea. The fermentation tank comprises a rotary fermentation tank body (1) and a water thermal insulation jacket (12). A hollow tube (21) is arranged inside the rotary fermentation tank body (1) and used to pump air into the rotary fermentation tank body (1) from an air inlet; a first wireless temperature sensor (18), a wireless humidity sensor (19) and a pressure gauge (20) are fixed on the water thermal insulation jacket (12); and a second wireless temperature sensor (8) and a second wireless humidity sensor (9) are also arranged in the rotary fermentation tank body (1). By improving the structure, arrangement ways, etc. of key components, compared with the technology at the prior art, the fermentation tank achieves an automatic temperature and humidity controlled clean and high-efficient fermentation of the Pu'er cooked tea, avoids the effects of harmful microorganisms in the fermentation process of the traditional Pu'er cooked tea, and automatically controls the fermentation in the whole processes, The Pu'er cooked tea products is high and stable in quality and the fermentation tank can be widely used in a large-scale fermentation production of the Pu'er cooked tea.
Owner:HUAZHONG UNIV OF SCI & TECH
Rubber vulcanization process
The invention relates to a rubber vulcanization process. The specific operation includes the following steps of mixing, rubber compound inspection and vulcanization. By means of the rubber vulcanization process, all properties of rubber compounds can be inspected, the vulcanization condition can be precisely controlled, and therefore the defective rate and the rejection rate are decreased, and the production quality and the stability of the production quality are improved. The rubber compounds which are inspected to be unqualified are returned to an internal mixer to be mixed continuously, and waste is reduced. The special natural rubber and additive formula is adopted, the special vulcanizing agent formula is adopted, and buffer blocks which are high and stable in quality are produced.
Owner:柳州元吉兴工业技术有限公司
Spiral efficient energy-saving self-cleaning continuous rice steaming system
ActiveCN103937639AHigh quality and stableEasy to pass throughAlcoholic beverage preparationBiochemical engineeringEnergy consumption
The invention belongs to the field of brewing devices, and in particular relates to a spiral efficient energy-saving self-cleaning continuous rice steaming system. The system is characterized by comprising a tank body, wherein a rice steaming spiral belt is arranged in the tank body and is a closed circular conveying belt; a part of the rice steaming spiral belt is vertically entwined in the tank body from bottom to top, a rice inlet end is formed at the lower part of the rice steaming spiral belt in a manner of penetrating through the tank body, a rice outlet end is formed at the upper part of the rice steaming spiral belt in a manner of penetrating through the tank body, and the rice inlet end is connected with the rice outlet end; the rice steaming spiral belt between the rice inlet end and the rice outlet end is arranged outside the tank body; a steam conveying device is arranged in the tank body; a steam recycling and reusing device is arranged above the tank body and connected with a rice spray head by virtue of a pipeline, and the rice spray head is arranged at 1 / 3-1 / 2 from the interior of the tank body to the tank top; a belt body of the rice steaming spiral belt has a netlike structure. The system disclosed by the invention is high in automation degree and scientific and reasonable in design, can be used for efficiently and uniformly steaming rice, and is low in energy consumption and small in occupation, so that the system is suitable for application and popularization.
Owner:山东玉兔食品股份有限公司
Active lime producing process
The active lime producing process includes coating limestone in certain size with one layer of fuel powder, and calcining while ventilating. The said process can calcine limestone completely to produce homogeneous active lime of high quality in high yield and low power consumption.
Owner:姬保利
Rapid method for identifying truth of maize variety
InactiveCN101469347AHigh quality and stableShorten germination timeMicrobiological testing/measurementAgricultural scienceRapid identification
The invention relates to a rapid identification method for truth of corn varieties. In the method, an embryo of a single dry seed is adopted to extract DNA of a genome of a sample to be detected, and the method is time-saving and ensures that the extracted genome has high and steady quality; 20 pairs of SSR molecular marker core primers are used, have rich polymorphism and steady banding patterns, and are evenly distributed on 10 chromosomes; and the method also adopts an optimized TouchDown PCR amplification program. The rapid identification method for the truth of the corn varieties has low design cost for the primers, is simple in operation and time-saving, can conveniently and quickly identify the authenticity of the corn varieties, and is particularly suitable for material identification of a large amount of samples.
Owner:BEIJING KINGS NOWER SEED S&T
Method for improving grade of crude product of cobaltous hydroxide
ActiveCN110028109AImprove qualityStable qualityProcess efficiency improvementCobalt oxides/hydroxidesMagnesiumOxide
The invention discloses a method for improving the grade of a crude product of cobaltous hydroxide. A cobalt-containing solution is processed in three sections to obtain high-quality cobaltous hydroxide; enabling the pH of a first-section cobalt precipitation liquid to be about 7.50 by controlling the addition of magnesium oxide, taking a first-section cobalt precipitation residue as a product; adding the magnesium oxide into the first-section cobalt precipitation liquid to implement second-section cobalt precipitation, controlling the pH of a second-section cobalt precipitation liquid to be about 8.00, wherein a second-section cobalt precipitation residue returns to the first section to serve as a crystal seed, repeating the steps; continuing to process the second-section cobalt precipitation liquid by using calcium oxide and the magnesium oxide, returning a third-section cobalt precipitation residue as an alkali source to the leaching process, and conveying a third-section cobalt precipitation liquid to a sewage treatment plant. The cobalt solution with higher manganese content and magnesium content is processed to obtain the crude product of the cobaltous hydroxide, the cobalt grade of the crude product of the cobaltous hydroxide is about 44%, the manganese grade is about 1.0%, and the magnesium grade is about 2.5%, the purposes of improving the quality of cobaltous hydroxide and reducing the manganese and magnesium impurities are fulfilled, and the extracting cost and the transportation cost in the later period are reduced.
Owner:취저우화여우코발트뉴머터리얼컴퍼니리미티드 +1
Nonlinear slit optical waveguide and preparation method and application thereof
PendingCN113093330AIncrease output powerPlay a synergistic roleOptical waveguide light guideWaveguideMaterials science
The invention discloses a nonlinear slit optical waveguide and a preparation method and application thereof. The nonlinear slit optical waveguide comprises a slit optical waveguide body, the slit optical waveguide body comprises a monocrystalline silicon layer, and a slit waveguide is arranged on the monocrystalline silicon layer. The nonlinear slit optical waveguide further comprises a nonlinear enhancement layer for light to pass through, and the nonlinear enhancement layer covers the surface provided with the slit waveguide and fills a slit. The nonlinear slit optical waveguide has a high nonlinear effect, so that the requirement on input signal power can be remarkably reduced, the conversion efficiency of nonlinear signal processing and the output power of converted signals are improved, and the stability and flexibility of the signal processing process are further improved. The process conditions of the preparation method of the nonlinear slit optical waveguide are easy to control, so that the prepared nonlinear enhancement layer is high and stable in quality, the nonlinear enhancement effect of the prepared nonlinear slit optical waveguide is stable, and the efficiency is high.
Owner:SHENZHEN UNIV
Image feature point mismatching elimination method based on local transformation model
ActiveCN110738695AImprove accuracyThe method of eliminating mismatched feature points is accurateImage analysisCharacter and pattern recognitionImage detectionImaging Feature
The invention discloses an image feature point mismatching elimination method based on a local transformation model, and relates to an image feature point mismatching elimination method. The objectiveof the invention is to solve the problems of high mismatching rate of feature points and low accuracy of an existing mismatching feature point elimination method in an image registration process based on feature point matching. The method comprises the following steps of: 1, detecting and describing feature points of two images of the same scene shot at different visual angles; 2, obtaining an initial feature point pair set; 3, carrying out classification and preliminary screening on the initial feature point pair set; 4, calculating the Euclidean distances between each feature point in the feature point set and all feature points; 5, if the category number is the same as the category number of the feature point, determining that the point pair is an inner point, otherwise, carrying out the step 6 to judge whether the point pair is a mismatching point; and 6, if the error is greater than 10, determining the point pair as a mismatching point, removing the mismatching point from the point pair set, and obtaining a feature point pair set after removal. The method is applied to the field of image feature point matching.
Owner:HARBIN INST OF TECH
Glutinous rice fragrant distiller's yeast and preparing method thereof
InactiveCN107338149AMildIncrease the fragranceDigestive systemAlcoholic beverage preparationBiotechnologyYeast
The invention belongs to the technical field of distiller's yeast, and particularly discloses glutinous rice fragrant distiller's yeast and preparation thereof. The glutinous rice fragrant distiller's yeast is mainly formed by mixing, fermenting and drying 65-80 parts of basic grain and 40-45 parts of traditional Chinese medicine component. The traditional Chinese medicine component mainly comprises, by weight, 5-10 parts of chrysanthemum flower, 5-10 parts of dried tangerine or orange peel, 4-8 parts of couch grass root, 3-7 parts of cayenne pepper, 3-7 parts of cassia twig, 3-7 parts of pineapple, 3-7 parts of mint, 3-7 parts of honeysuckle flower, 3-6 parts of arabian jasmine flower, 2-6 parts of saffron crocus, 2-5 parts of red date and 1-5 parts of liquorice root. The sandalwood type yeast preparing method is simple and easy to operate, the prepared sandalwood type yeast is stable in quality and safe, the flavor types of baijiu are increased, and the sense organ acceptability of baijiu is effectively improved.
Owner:韦朝胜
Ato nanocrystal water dispersion and preparation method thereof
InactiveCN102760510BHigh transparencyImprove conductivityOxide conductorsCable/conductor manufactureWater dispersibleCentrifugation
Owner:南京大学淮安高新技术研究院
Full-nutritional instant pearl barley and preparation method thereof
The invention discloses full-nutritional instant pearly barley and a preparation method thereof. The preparation method adopts a continuous production device, including a flushing soaking tank, a steaming and curing tank and a hot air drying tank which are sequentially connected. The method comprises the steps of 1) flushing and soaking pearly barley with water; 2) steaming with saturated steam at normal pressure for 90 to 100 minutes until completely curing, or cooking for 50 to 80 minutes with water at the normal pressure to finish curing; 3) reducing the water content of pearly barley to be 10 to 25% by the hot air drying manner to obtain the full-nutritional instant pearly barley. According to the method, the steps of pre-processing, curing and drying are carried out to remove the firm starch structure of the pearly barley and enter the pregelatinization state; meanwhile, the nutrition and active ingredients of pearly barley can be completely remained as the guide for optimizing the preprocessing, curing and drying so as to be prevented from being lost during processing, and as a result, the full-nutritional instant pearly barley can be prepared successfully; the full-nutritional instant pearly barley can be softened and ate after soaking with hot water at temperature more than 75 DEG C for a few minutes; the granules are basically not adhered with each other.
Owner:贵州薏米阳光产业开发有限责任公司
Preparation method of novel PVC (polyvinyl chloride) heat stabilizer
The invention discloses a preparation method of a novel PVC (polyvinyl chloride) heat stabilizer, and belongs to the technical field of deep processing of bentonite. The novel PVC heat stabilizer is prepared by the following steps of pulping of materials, acid activity reaction, press filtering, alkalizing, surface modifying of alkaline clay particle surface, drying, crushing and the like. The novel PVC heat stabilizer has the advantages that the content of Ca(OH)2 (calcium hydroxide) is 42-44wt%, the activity index is 97-99%, and the heat stabilizing time is 151-158min; the prepared novel PVC heat stabilizer is a loading type; after the hydrogen chloride is absorbed, the shape of heat stabilizer is constant, and the pollution to PVC caused by releasing of salt or organic matters is avoided; the poison and odor are avoided, and the safety and environment-protection effects are realized.
Owner:GUANGXI LONGAN RUIFENG IND TRADING CO LTD
Method for synthesizing fluorine-silicon-oxygen polymer body through anion ring-opening polymerization and reactive extrusion
Owner:EAST CHINA UNIV OF SCI & TECH
Method for producing double aerosol container, double aerosol container, and apparatus for producing double aerosol container
ActiveCN102523742AHigh quality and stableSimple structureLiquid spraying apparatusLiquid dispensingEngineeringMechanical engineering
To provide a method for producing a double aerosol container capable of maintaining the quality of an inner pouch by preventing, when the inner pouch is inserted, deformation of the inner pouch and generation of wrinkles and cracks, the double aerosol container having excellent productivity and being producible with low cost. [Solution] A method for producing a double aerosol container comprising: a metal container having a body portion and an opening and / or shoulder portion with the diameter reduced by the body portion; and an inner pouch inserted into the metal container and having a body portion and an opening, a propellant being interposed between the metal container and the inner pouch. This method includes: subjecting an upper part of a bottomed cylinder can supported on a can holder to a drawing process with a plurality of drawing dies, thereby forming a metal container; and then inserting an inner pouch into the metal container by using a dedicated inner pouch inserting device provided with an insertion rod that moves reciprocally with a predetermined speed and a predetermined pressing force.
Owner:TAKEUCHI PRESS IND CO LTD
Improved CTAB (cetyltrimethylammonium bromide) method for extracting genomic DNA of cotton
PendingCN107699561AThe removal process is simpleReduce extraction timeDNA preparationWater bathsBatch extraction
The invention discloses an improved CTAB (cetyltrimethylammonium bromide) method for extracting genomic DNA of cotton. The method comprises the following steps: (1) grinding liquid nitrogen into powder, adding a CTAB buffer solution, and shaking the mixed solution in a water bath at 65 DEG C to obtain an extract solution I containing DNA; (2) performing cooling, adding RNase A, and performing a water bath at 37 DEG C; (3) adding equal volume of a solution A, uniformly mixing the solutions and performing centrifugation to obtain a supernatant I; (4) continuously adding equal volume of the solution A, uniformly mixing the solutions and performing centrifugation to obtain a supernatant II; (5) adding NaAc, then adding absolute ethyl alcohol, and performing shaking horizontally to form flocculent precipitates; (6) performing centrifugation, removing the supernatants, washing the precipitates, removing absolute ethyl alcohol, and performing drying to obtain precipitated DNA; (7) dissolvingthe precipitated DNA and storing the DNA in a refrigerator at subzero 20 DEG C for standby application. The method has the advantages that procedures for extracting genomic DNA of cotton leaves with the CTAB method are simplified, experimental time is shortened greatly, DNA extraction cost is reduced, RNA eliminating effect is improved, and the method is applicable to large-scale extraction of genomic DNA of the cotton leaves.
Owner:COTTON RES INST SHANXI ACAD OF AGRI SCI +1
Automatic nail driving machine
PendingCN108582312AHigh quality and stableLabor savingStapling toolsConveyor partsEngineeringX-machine
The invention discloses an automatic nail driving machine, and belongs to a nail driving device. The automatic nail driving machine comprises nail driving machine heads, a nail driving machine head servo driving device, a copper plate overturning device, a nail driving worktable and a nail driving machine frame; the nail driving worktable is arranged at the upper part of the nail driving machine frame; two nail driving machine heads are provided, and are symmetrically arranged on the left and right sides of the nail driving worktable; the nail driving machine heads are connected with the naildriving machine head servo driving device; the nail driving machine head servo driving device is arranged on the nail driving worktable; and the copper plate overturning device is arranged at the upper part of the nail driving worktable between the two nail driving machine heads. Compared with the prior art, the automatic nail driving machine has the characteristics of capability of automaticallydriving nails on the two sides of copper plates at the same time without needing manual carrying and loading and unloading operation, capability of saving the manpower, improvement of the production efficiency, capability of improving and stabilizing the workpiece quality and the like, and achieves excellent popularization and application value.
Owner:深圳智慧者机器人科技有限公司
Preparation method of transparent film-grade thermoplastic polyurethane elastomer
Owner:SHANGHAI LIANJING MATERIAL ASSETAB
Method for preparing mercaptosilicane coupling agent with low VOC (volatile organic compounds) emission
ActiveCN104558010AImprove qualityStable qualityGroup 4/14 element organic compoundsVolatile organic compoundCoupling reagent
The invention relates to a method for preparing a mercaptosilicane coupling agent with low VOC (volatile organic compounds) emission, and belongs to the field of organic chemistry. The method comprises the steps of performing primary esterification on alkyl polyether alcohol and chloropropyl trichlorosilane under reduced pressure at a certain reaction temperature, and continuously removing the generated hydrogen chloride gas so that the esterification reaction is complete; then further adding ethanol for secondary esterification; and performing sulfhydrylation reaction, dissolving anhydrous sodium hydrosulfide into ethanol, and reacting the mixture with newly synthesized chloropropyl trialkoxysilane to obtain the mercaptosilicane coupling agent with low VOC emission. The product prepared by the method has high and stable quality, high yield and few impurities. Through use of the method, wastewater is not discharged, the environment is not polluted and industrialized production is facilitated. The silicon unit of the product only contains 33% of volatile ethoxy groups, so the decrement of VOC can reach over 80%, pollution discharge in the mixing process can be controlled, and the requirement for environment-friendly products can be met.
Owner:JINGZHOU JIANGHAN FINE CHEM
Manufacturing method of intermediate body of multilayer ceramic capacitor
ActiveCN107251177BImprove productivityExcellent adhesionFixed capacitor dielectricStacked capacitorsMetallurgyCeramic capacitor
Owner:HOKURIKU ROKA CO LTD
Automatic PIN feeding and adhesive tape pasting assembly line for FPC cutting and plate assembling
PendingCN112809817AReduce duplication of effortIncrease productivityPrinted circuit manufactureMetal working apparatusCopper foilAssembly line
The invention discloses an automatic PIN feeding and adhesive tape pasting assembly line for FPC cutting and plate assembling. The automatic PIN feeding and adhesive tape pasting plate assembly line involves a rack main body, a copper foil automatic cutting device is installed inside one end of the rack main body, a plate temporary storage lifting device is installed on one side of the copper foil automatic cutting device, a plate assembling and transplanting device is installed on the upper side of a plate temporary storage lifting mechanism, an automatic pin driving device is installed in the middle of the rack main body, an automatic adhesive tape coating device is installed at the rear end of the automatic pin driving device, an automatic transplanting device is installed above the automatic adhesive tape coating device, and an automatic plate collecting device is installed inside the other end of the rack main body. According to the automatic PIN feeding and adhesive tape pasting assembly line for the FPC cutting and plate assembling, due to the fact that all procedures are conducted on the same assembly line, circulation in different working areas is not required, many unnecessary repeated labor such as cutting, feeding, stacking, moving and adhesive tape coating of the copper foil is reduced, and compared with an existing machining method, the the automatic PIN feeding and adhesive tape pasting assembly line has the advantages of being high in production efficiency, simple in process, capable of reducing labor intensity, capable of reducing production cost and the like.
Owner:昆山金祺晟电子有限公司
Preparation method of PVC heat stabilizer
The invention discloses a preparation method of a PVC heat stabilizer, and belongs to the technical field of deep processing of bentonite. The PVC heat stabilizer is prepared by the following steps of: ingredient pulping, acid activating reaction, filter pressing, alkalization, alkaline clay particle surface modification, drying, crushing and the like. According to the produced PVC heat stabilizer, the NaOH content is 40wt%-43wt%; the active index is 96%-98%; the heat stabilization time is 153-160 minutes. The produced PVC heat stabilizer is load-type; the shape and form of the heat stabilizer are kept invariable after hydrogen chloride is adsorbed; no salt or organic material is released to pollute PVC; the prepared PVC heat stabilizer is nontoxic, tasteless, safe and environmentally friendly.
Owner:GUANGXI LONGAN RUIFENG IND TRADING CO LTD
Preparation method of instant brown rice
The invention discloses a preparation method of instant brown rice. A continuous preparation device is adopted. The continuous preparation device comprises a washing and immersing tank, a stewing and curing tank and a hot air drying tank connected in sequence. The preparation method comprises the following steps of: (1), washing and immersing brown rice by using water; (2), curing by stewing for 90-100 min by using normal-pressure saturated steam, or curing by poaching for 50-80 min at normal pressure; and (3), decreasing the water content of the brown rice to be 10-15% in a hot air drying manner so as to obtain the instant brown rice. By means of the steps of pre-processing, curing, drying and the like, the starch structure of the brown rice is pre-gelatinized; simultaneously, in order to reserve nutritional and active components of the brown rice, the steps of pre-processing, curing, drying and the like are optimized; loss of the nutritional and active components of the brown rice in the preparation process is prevented; therefore, the instant brown rice is successfully prepared; the instant brown rice can be softened and eaten after being brewed by using hot water at above 75 DEG C for several minutes; and particles are basically not caked with each other.
Owner:ZHEJIANG UNIV
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