Product
Patsnap Eureka
For R&D, Patsnap Eureka makes reading and utilizing patents & technical documents easy.
Patsnap Eureka AIR
Designed for self-driven R&D workflows. Generate viable solutions, solve complex R&D challenges, empower your innovation with AI.
Patsnap Eureka Materials
Designed for material experts only. Revolutionize your material R&D, from search, analyze, to developing new materials.
Feature
TechResearch
Generate reliable direction feasibility study reports for your R&D in just a few steps.
TechSeek
Discover and master advanced knowledge NOW. Basics, ideas, possibilities, all at once.
TechMind
As an expert in R&D Theories, TechMind can generates customized viable solutions instantly.
TechRisk
Analyze your overall solution with one click, know your potential R&D risks in advance.
TechMonitor
Get weekly tech updates, stay abreast of the latest tech innovations and key insights.
Patents
Literature
Hiro is an intelligent assistant for R&D personnel, combined with Patent DNA, to facilitate innovative research.
66results about How to "Play a neutral role" patented technology
Efficacy Topic
Property
Owner
Technical Advancement
Application Domain
Technology Topic
Technology Field Word
Patent Country/Region
Patent Type
Patent Status
Application Year
Inventor
Formula for preparing building material and product thereof by utilizing caustic sludge
The invention discloses a formula for preparing a building material product by utilizing caustic sludge, coal ash and pulverized blast furnace slag powder, and particularly relates to a formula for preparing an artificial stone and an artificial stone product, and a formula for preparing lightweight aggregate and two formulas for preparing road foundation materials. The formula comprises caustic sludge, coal ash, a gelling material, a granulated blast furnace slag powder, aggregates, pigment, amino resin or acrylic resin. The prepared artificial stone, the lightweight aggregate and the road foundation material have the advantages of high strength and no fracturing. The artificial stone and the artificial stone product are high in simulation degree and low in cost, the preparation process is simple in operation, a complicated process such as burning and evaporating is not needed, the wastes are uniformly mixed and solidified to form the product, the resource is adequately utilized, the energy is saved, industrialized production is convenient, and the cost is low. The economical value is good.
Owner:赵玲强 +1
Halal spicy shrimp seasoning and preparing method thereof
InactiveCN106262591AUnique tasteFull of nutritionLactobacillusUltra high pressure food processesChilli con carneMotility
The invention relates to a halal spicy shrimp seasoning, relates to a preparing method of the halal spicy shrimp seasoning, and belongs to the technical field of food processing. The halal spicy shrimp seasoning is prepared from, by weight, 50-100 parts of plant oil, 5-15 parts of thick broad-bean sauce, 1-2 parts of fermented blank beans, 2-16 parts of peppers, 2-8 parts of garlic-and-onion fermentation liquid, 1-6 parts of fresh ginger, 1-6 parts of sugar, 2-6 parts of special salt, 1-3 parts of soybean sauce, 1-5 parts of fermented grain pulp, 0.2-3 parts of spice, 1-3 parts of composite plant powder, 0.5-1 part of edible mushroom enzymolysis powder, 1-10 parts of fermented chilli sauce and 1-2 parts of pleurotus eryngii powder. Multiple kinds of coarse food grain are added into the seasoning; meanwhile, mint, green tea, coix seeds and hawthorns are added, and the quite good effects of clearing heat, reducing internal heat, accelerating gastrointestinal motility, nourishing yin for moistening dryness and the like are achieved; particularly, the collected lactobacillus plantarum CGMCC No.11763 is used for fermentation, and the effect is quite good.
Owner:宁夏红山河食品股份有限公司
Soil conditioner for regulating salinity and alkalinity and preparation method thereof
ActiveCN110615711AImprove performanceFacilitated releaseBio-organic fraction processingBiofuelsFermentationBiology
The invention discloses a soil conditioner for regulating salinity and alkalinity and a preparation method thereof. According to the technical scheme, the soil conditioner for adjusting the salinity and alkalinity is prepared from the following components in parts by weight: 100 to 150 parts of bamboo vinegar, 20 to 30 parts of amino acid compound liquid, 50 to 60 parts of plant fermented fertilizer, 10 to 20 parts of animal organic fertilizer, and 1 to 3 parts of biological agent. The bamboo vinegar extracted from the bamboo waste is used as a main raw material; and through cooperation with amino acid compound liquid, plant fermentation fertilizer, animal organic fertilizer and a biological agent, the permeability of the soil can be improved; the pH value and salinity of the soil are reduced, the release of organic matters in the soil is increased, the fertility is increased, meanwhile, the activity of magnesium ions, calcium ions and other ions in the soil is improved, and the absorption and utilization rate of plants on nutrient substances in the soil is increased.
Owner:正大农业有限公司
Embedded type air purifier
InactiveCN102729778APlay the role of fresh airEliminate long-term pollutionAir-treating devicesDeodrantsAir purifiersImaging equipment
The invention discloses an embedded type air purifier which is characterized by comprising an anion generator, which is mounted on automobile sound and imaging equipment in an embedded manner and is connected with and controlled by the automobile sound and imaging equipment. According to the embedded type air purifier provided by the invention, air purification equipment capable of be conveniently dismounted can be mounted on an automobile audio in an embedded manner, so that an internal automobile environment can be effectively changed. The automobile sound and imaging equipment has simple structure and good popularization value.
Owner:GUANGDONG COAGENT ELECTRONICS SCI & TECH
Steel slag asphalt concrete with good anti-rutting performance and preparation method thereof
The invention provides steel slag asphalt concrete with good anti-rutting performance and a preparation method thereof. The steel slag asphalt concrete with good anti-rutting performance comprises thefollowing raw materials: cement, coarse aggregate, fine aggregate, asphalt, filler, a fiber stabilizer and a phase change material. The steel slag asphalt concrete is mainly composed of cement, coarse aggregate, fine aggregate, asphalt, filler, a fiber stabilizer and a phase change material; by means of the fiber stabilizer, mutual combination of the raw materials can be promoted, and the viscosity of the asphalt mixture is further improved, so that good low-temperature anti-cracking performance is achieved; by means of the phase change material, the cement and the fine aggregate, the steel slag is added into the concrete, so that a certain neutralization effect on chemical components in the steel slag is achieved, great reaction with the chemical components in the steel slag is avoided,the original physical properties of the raw materials are maintained, the stability of the concrete is further improved, the anti-rutting performance of the concrete is further improved, and the service life of the concrete is prolonged.
Owner:杨琼
Wastewater treatment method of fluorine-containing aniline compounds
InactiveCN110921898AImprove efficiencyImprove removal efficiencyWater treatment compoundsWater contaminantsEnvironmental engineeringFluorine containing
The invention discloses a wastewater treatment method of fluorine-containing aniline compounds. The wastewater treatment method comprises the steps of: carrying out high-temperature Fenton oxidation on wastewater containing fluorine-containing aniline compounds to convert organic fluorine in the wastewater into inorganic fluorine, and removing the inorganic fluorine in the wastewater. According tothe method, the COD and total nitrogen removal rate is high, the fluorine content after treatment is reduced to 10 ppm or below, the COD is reduced to about 2000 mg / L, the process is simple, implementation is easy, and the efficiency is high.
Owner:SHANDONG WEIFANG RAINBOW CHEM
Process for preparing cement clinker additive from stainless steel pickling sludge
InactiveCN111847955ASolve the problem of in-situ safe disposalRealize comprehensive utilizationClinker (waste)Kaolin clay
The invention discloses a process for preparing a cement clinker additive from stainless steel pickling sludge, wherein the process comprises the following steps: S1, adding ferrous sulfate and liquidenvironment-friendly alkali into stainless steel pickling wastewater to obtain stainless steel pickling sludge; S2, adding fly ash into the stainless steel pickling sludge, uniformly mixing, and carrying out high-temperature dehydration treatment; S3, crushing and grinding the dewatered sludge into fine powder, adding 4%-6% of kaolin, uniformly mixing, and granulating; and S4, carrying out high-temperature calcination on the granulated material, and then crushing to obtain the clinker additive. According to the method, heavy metal ions in the pickling sludge generated in the stainless steel production process can be converted into harmless substances meeting the national environmental protection requirements; the content of metal Cr in the cement clinker obtained through the method is lower than 0.47%, the content of Ni in the cement clinker is lower than 0.06%, the quality of the cement clinker meets the index requirements of corresponding national product standards, reliability is high, and operation cost is low.
Owner:清远市博发环保科技有限公司
Novel tumor tissue preserving fluid and application thereof
InactiveCN108669071AGuaranteed biological activityPlay a protective effectDead animal preservationDrug biological activityTumor tissue
The invention relates to biotechnology and particularly discloses a novel tumor tissue preserving fluid and application thereof. The novel tumor tissue preserving fluid is prepared from a culture medium RPMI1640, human serum and mouse serum. The novel tumor tissue preserving fluid can keep the biological activity of the living tumor tissue taken out from the human body so as to improve the successrate of transplanting the tumor tissue into the mouse body.
Owner:杭州安恺生物科技有限公司
Polylactic acid film material for small packaging of traditional Chinese medicine decoction pieces and preparation method of polylactic acid film material
The invention relates to a polylactic acid film material for small packaging of traditional Chinese medicine decoction pieces and a preparation method of the polylactic acid film material. The polylactic acid film material is mainly prepared from the following raw materials in parts by weight: 80 parts of polylactic acid, 4.0-5.0 parts of poly succinic acid-butanediol ester, 10-12 parts of polycaprolactone, 4.0-5.0 parts of epoxidized soybean oil, 0.40-0.50 part of nano SiO2, 0.45-0.55 part of nano ZnO, 0.45-0.55 part of nano kaolin, 0.40-0.50 part of nano TiO2, 1.0-1.2 parts of an amino silane coupling agent, 0.30-0.40 part of stearate, and 0.40-0.45 part of an antioxidant. According to the polylactic acid film material, good mechanical strength and toughness are achieved, obstructing performance on oxygen and water vapor is achieved, an addition agent is not prone to removing and dissolving out, bag making processing is easy, the polylactic acid film material is suitable for use andpopularization in the field of the small package traditional Chinese medicine decoction pieces, rapid degradation can be achieved in the environment, and the safety and reliability are achieved.
Owner:巩义市欧洁源环保技术服务有限公司
A method for treating waste water containing Cr6+
InactiveCN102295340APlay an adsorption rolePlay a neutral roleWater contaminantsWater/sewage treatment by neutralisationIndustrial waste waterSlag
The invention relates to a method for treating Cr6+-containing wastewater, which is applicable to all fields of Cr6+-containing wastewater treatment, and is particularly suitable for treating Cr6+-containing industrial wastewater. The method comprises the following steps: 1), mixing blast furnace slag and coke slag, putting them into a pulverizer to pulverize them to obtain a mixture of blast furnace slag and coke slag; 2), putting waste water containing Cr6+ into a centrifugal device with a constant temperature oscillator, adding For the mixture of blast furnace slag and coke slag, start the constant temperature oscillator, oscillate, and centrifuge, the supernatant liquid is qualified water, discharge it for reuse, and the precipitate is the mixture of blast furnace slag and coke slag and the chromium hydroxide generated by the reaction, which is used as Raw material for the production of slag cement. Not only is it low in cost, the removal rate of Cr6+ is over 99%, but also it utilizes waste resources and is easy to operate.
Owner:XINXING DUCTILE IRON PIPES CO LTD
Muslim spicy pot seasoning and preparation method thereof
InactiveCN106174371AShorten the fermentation cycleReduce nitrite levelsFood scienceNatural extract food ingredientsPeppermintsMotility
The invention relates to a seasoning, particularly relates to a Muslim spicy pot seasoning, and belongs to the technical field of food processing. The seasoning is prepared from the following raw materials in parts by weight: 40-60 parts of vegetable oil, 8-16 parts of thick broad-bean sauce, 1-2 parts of fermented soya beans, 3-20 parts of chili, 2-8 parts of garlic fermented liquid, 3-8 parts of raw ginger, 2-6 parts of sugar, 4-8 parts of salt, 1-3 parts of soybean sauce, 1-5 parts of fermented grain pulp, 0.2-1 part of spices, 1-3 parts of compound plant powder and 0.5-1 part of pleurotus eryngii powder. According to the spicy pot seasoning, corns, oats, mung beans and other coarse grains are added, and peppermint, green tea, coix seeds and haws are further added, so that constipation caused by dryness-heat of intestines and stomach can be prevented, and the effects of clearing heat, removing internal fire, promoting gastrointestinal motility, nourishing yin, moistening dryness and the like can be achieved. The preserved lactobacillus plantarum CGMCC No.11763 is especially utilized to respectively ferment garlic and grain pulp to achieve a good effect.
Owner:宁夏红山河食品股份有限公司
Chewable composition containing phosphosilicate glass and preparation method of chewable composition
InactiveCN108813084AFast release rateAvoid sensitivityChewing gumFood ingredient functionsChemical reactionDental plaque induced gingivitis
The invention belongs to the technical field of oral cavity health care, and particularly relates to a chewable composition (such as chewing gums) containing phosphosilicate glass and a preparation method of the chewable composition. The chewable composition containing phosphosilicate glass and a chewable substance are prepared, wherein after the phosphosilicate glass is in contact with oral cavity saliva, a series of chemical reactions can occur, and finally, the repairing effects of the phosphosilicate glass on the surfaces of teeth or gums can be exerted. In addition, the phosphosilicate glass in the chewable composition and the chewable substance has high dissolving-out properties and stable pH value, so that various gene expression can be promoted, and the purpose of preventing and treating oral cavity problems of oral cavity infection, oral cavity ulcer, gingivitis and the like can be achieved; and besides, through remineralization of the chewable composition on teeth, hemodia can be relieved. The preparation method disclosed by the invention is simple in technology, the raw materials are cheap and easy to obtain, and the chewable composition is suitable for industrialized mass production.
Owner:华魁科技泰州有限公司
Preparing method for magnesium alloy surface composite coating
InactiveCN106757251AImprove corrosion resistanceReduce corrosion rateElectrolytic coatingsPretreated surfacesPorosityHydrogen
The invention discloses a magnesium alloy material surface modification method, and particularly relates to a preparing method for a magnesium alloy surface composite coating. The method comprises the following steps that firstly, pretreatment is conducted, a magnesium alloy sample is ground, polished, subjected to alkali washing and dried; secondly, a magnesium hydrate coating is deposited on the surface through a cathodic electro-deposition method; and thirdly, an organic coating is applied, and a polylactic acid coating is formed on the surface of the sample subjected to electro-deposition treatment. In the method, the magnesium hydrate coating and PLA are subjected to the reaction, hydrogen is not generated, and the problem about releasing of hydrogen generated when the PLA is directly applied to the surface of the magnesium alloy is ingeniously solved; and the defects that micro holes are likely to occur to the electro-deposition magnesium hydrate coating, the porosity is high, and the structure is not dense enough are overcome through a self-seal hole structure formed by the magnesium hydrate coating and the PLA. The magnesium hydrate plays a neutralization role for the problems that degradation of the PLA in the human body is in an acid state, the liquid pH value is changed, and healing of the wound is not facilitated.
Owner:SOUTHEAST UNIV
Traditional Chinese medicine powder for treating skin pruritus and application thereof
ActiveCN105770656ADry alkalinePlay a neutral rolePowder deliveryAntimycoticsEczematous rashSkin Pruritus
The invention relates to traditional Chinese medicine powder for treating skin pruritus and application thereof. The traditional Chinese medicine powder comprises, by weight, 30-60 parts of stove ash, 10-30 parts of radix sophorae flavescentis, 10-30 parts of fructus cnidii, 10-30 parts of radix stemonae, 2-5 parts of borneol, 2-5 parts of menthol and 5-10 parts of borax. The traditional Chinese medicine powder is suitable for being used to treat eczema, beriberi, tinea cruris, scrotal eczema and pruritus vulvae. The traditional Chinese medicine powder has effects of improving the microenvironments of the affected parts of a patient and inhibiting bacteria and is capable of promoting the recovery of skin functions, good in curative effect and high in cure rate.
Owner:吴少鑫
Bridge deck waterproof material and preparation method thereof
The invention discloses a bridge deck waterproof material which is prepared from the following components in parts by weight: 10-20 parts of polyurethane with vinyl ether as an end group, 60-70 parts of asphalt, 5-8 parts of 2, 4-diamino-6-diallylamino-1, 3, 5-triazine, 3-5 parts of p-toluenesulfonic acid, 15-25 parts of carboxyl-terminated SBS and 5-10 parts of a functional copolymer. The functional copolymer is a copolymer prepared from allyl pentafluorobenzene, vinyltriethoxysilane, 1-allyl-3-methyl imidazole chloride and allyl glycidyl ether through a copolymerization reaction. The invention further provides a preparation method of the bridge deck waterproof material. The bridge deck waterproof material is remarkable in waterproof effect, good in comprehensive performance, high in bonding strength, good in high-temperature resistance, ageing resistance and performance stability and long in service life.
Owner:珠海市澜诺新材料科技有限公司
Composite material for removing alga-derived odorous substances in black and odorous water, and preparation method and application thereof
InactiveCN110745998AStrong stabilityLong oxygen release cycleWater contaminantsMultistage water/sewage treatmentEnvironmental chemistryPolyvinyl alcohol
The invention discloses a composite material for removing alga-derived odorous substances in black and odorous water, and a preparation method and an application thereof. The composite material is composed of an oxygen releasing agent and an embedding agent. The preparation method comprises the following steps: (1) uniformly mixing the oxygen releasing agent, bentonite, sodium alginate and polyvinyl alcohol according to a certain ratio, adding deionized water, and performing stirring, wherein the oxygen releasing agent is one of calcium peroxide, magnesium peroxide and sodium peroxide; (2) tabletting the obtained mixture in a tabletting machine, and drying the mixture to prepare an oxygen slow-release material for later use; (3) adding a proper amount of potassium ferrate into the black and odorous water, adjusting the pH value, stirring for a reaction, and standing for precipitation; and (4) adding a proper amount of the oxygen slow-release material into the black and odorous water. The composite material has the advantages of reasonable formula, low cost, environmental friendliness, easiness in method implementation, simplicity in operation, effectiveness in absorption and flocculation of various inorganic and organic pollutants in the black and odorous water, inhibition of harmful algae, elimination of peculiar smell, and solving of the problem of insufficient dissolved oxygen in the black and odorous water.
Owner:INST OF AQUATIC LIFE ACAD SINICA
Pre-cleaning treatment method for stains adhering to surfaces of linearly-cut monocrystalline silicon fragments
ActiveCN106111610AReduce difficultyReduce processing costsCleaning using liquidsCleansers skinPhosphate
Provided is a pre-cleaning treatment method for stains adhering to surfaces of linearly-cut monocrystalline silicon fragments. The method sequentially comprises the following steps that a, the fragments are placed in a turnover box, tap water is added to soak the fragments, and then dirty water is drained; b, tap water is added to the turnover box, the White Cat non-phosphate formula cleanser essence is added to be evenly stirred, the White Cat non-phosphate formula cleanser essence diluent is formed, and the fragments are soaked in the diluent; c, NaOH caustic soda flakes of 1.5 kg are fetched and dissolved in water, the White Cat non-phosphate formula cleanser essence diluent is poured into the solution to be evenly stirred after the flakes are completely dissolved, mixed cleaning liquid is formed, the concentration of NaOH in the mixed cleaning liquid is controlled to be 2.5%-3%, the temperature of the mixed cleaning liquid is controlled to be 20-35 DEG C, and then soaking and stirring are carried out; and d, the turnover box is rinsed with tap water, and the cleaned fragments are obtained. The pre-cleaning treatment method has the beneficial effects that no mechanical production equipment is needed, operation is easy, the production cost is low, and throughput is high; and residual waste cutting liquid and adhesive stains of the fragments are removed thoroughly, and the subsequent chemical cleaning difficulty of the monocrystalline silicon fragments and the processing cost are reduced.
Owner:HENAN SHENGDA PHOTOVOLTAIC TECH CO LTD
Seafood dry white wine and preparation method thereof
InactiveCN107201285AStrong bactericidal effectEliminate bacteriaWine preparationHealthy eatingDisease
The invention relates to a preparation method of seafood dry white wine. The preparation method sequentially comprises the following steps of harvesting of Riesling grape, Changxiangsi grape and Saimeirong grape according to the mass ratio of 1:1:1, stem removal, skin breaking, low-temperature skin soaking, juice extraction, clarification, fermentation, yeast precipitation, vinasse culture, filtering after low-temperature cooling, bottle charging storage and wine obtaining. The wine provided by the invention has the strong sterilization effects; bacteria in the seafood can be eliminated; the intestines and stomach are protected; a neutralization effect is achieved on the cold nature of the seafood. When the wine provided by the invention is matched with the seafood, the whole effects can be achieved; the durable and excellent fresh fruit flavor can be maintained; the durable mellow taste is generated. Therefore the seafood dry white wine is well matched with the relatively light seafood; the common problem of food prohibition of seafood and beer in society can be avoided; the defect that the gout disease can be easily caused by seafood eating is overcome, so that the effects of healthy eating and healthy wine drinking can be achieved.
Owner:严可辉
Digestion-promoting stagnation-resolving glutinous rice sesame ball with hawthorn fruit and production method thereof
InactiveCN106577929APromote hydrolysisGood dispersionDough treatmentDeep-fried productsTwo stepDigestion
The invention discloses a digestion-promoting stagnation-resolving glutinous rice sesame ball with hawthorn fruit, produced from, by weight, 300-310 parts of glutinous rice, 20-24 parts of wheat bran, 20-23 parts of egg white, 30-34 parts of hawthorn fruit, 3-4 parts of cassia seed, 75-80 parts of white sugar, 4-5 parts of baking powder, white sesame seed, edible oil and suitable water. The glutinous rice sesame ball of the invention is produced by reasonable matching of the main material glutinous rice with egg white, hawthorn fruit and other materials, has rich nutrition and good taste, and has high nutritional value; in the processing process, the glutinous rice is soaked via two steps and pulped via two steps, so that overall quality of the glutinous rice flour is guaranteed; the glutinous rice sesame ball can be consumed to maintain health and can promote digestion and remove stagnation, and the hawthorn fruit can lower blood lipid and pressure.
Owner:WUHE TONGSHIFU FOOD
Coal mine gas early warning method based on class label weighted extreme learning machine
ActiveCN112668749AEasy to implementImprove detection rateForecastingMachine learningLearning machineMissing data
The invention discloses a coal mine gas early warning method based on a class label weighted extreme learning machine, which comprises the steps of acquiring historical gas concentration monitoring data, preprocessing the data and filling missing data, generating a sample set, setting a gas concentration early warning threshold value, and determining a sample imbalance ratio by adopting the early warning threshold value mu; and performing weighting operation on the class label matrix of the sample according to the feedback value of the imbalance ratio, determining the optimal hidden layer node number of the extreme learning machine by utilizing five-fold cross validation, and training and generating an extreme learning machine model by taking a Sigmoid function as an activation function and taking the weighted class label matrix as an expected output matrix of the model. Whether the gas concentration of a certain single monitoring point exceeds the warning line or not in the next three hours is predicted, the potential production safety risk is early warned, the influence of class imbalance is considered, and the method is easy to implement, high in detection rate and low in false alarm rate.
Owner:江苏中矿安华科技发展有限公司
Method for treating polyformaldehyde production wastewater
PendingCN114772871AImprove conversion efficiencyLow toxicityWater treatment parameter controlWater treatment compoundsEnvironmental chemistryPerylene derivatives
The invention discloses a treatment method of polyformaldehyde production wastewater, and relates to the technical field of polyformaldehyde wastewater treatment. Polyformaldehyde production wastewater sequentially passes through an adjusting tank, a polymerization reactor 1, a polymerization reactor 2, a pH callback tank, a cooling tower, a biological selector, an anaerobic hydrolysis composite reactor, an aerobic composite reactor, a radial-flow sedimentation tank, an efficient coagulative precipitation tank and a heterogeneous Fenton oxidation reactor, and water and sludge are discharged. Formaldehyde is converted into three-carbon ketose or six-carbon hexose or derivatives of the three-carbon ketose or the six-carbon hexose by adopting a formaldehyde glycan reaction principle, toxicity of the three-carbon ketose or the six-carbon hexose to microorganisms is eliminated, and biodegradability of wastewater is improved. The formaldehyde glycan reaction adopts a dual-alkali method, namely alkali metal alkali and alkaline earth metal alkali are adopted for adjusting pH and a catalyst respectively, so that the conversion rate of formaldehyde is higher, the operation cost is lower, and meanwhile, the problem of scaling is avoided. The method is economical, efficient and stable, and the treated wastewater can be directly discharged.
Owner:上海中耀环保实业有限公司
Culture method for increasing titer of porcine epidemic diarrhea viruses
ActiveCN110747176AReduce inactivationAvoid inactivationSsRNA viruses positive-senseCulture processEpidemic diarrheaVirus inactivation
The invention discloses a culture method for increasing the titer of porcine epidemic diarrhea viruses. The culture method includes the following steps: Vero cells are subjected to bottle-separation passage, and then inoculated into cell growth fluid containing newborn calf serum to be cultured to obtain a dense single layer; then the porcine epidemic diarrhea viruses are inoculated into the densesingle layer to be cultured to obtain a mixture; and maintenance media containing the newborn calf serum, insulin and trehalose are added into the mixture, rotating culture is conducted, when the lesion rate is greater than 80%, the viruses are obtained, and thus the porcine epidemic diarrhea viruses are obtained. The content of the viruses can be significantly increased, virus inactivation is avoided, and the problem of low virus titer is effectively solved.
Owner:SICHUAN HUASHEN ANIMAL BIOLOGICAL PRODS
Hazardous waste incineration denitration catalyst and preparation method thereof
PendingCN111841528AGood mechanical propertiesAvoid corrosionGas treatmentHeterogenous catalyst chemical elementsQuartz fiberAdhesive
The invention provides a hazardous waste incineration denitration catalyst and a preparation method thereof. Raw materials of the denitration catalyst comprise: modified quartz fibers, TiO2, WO3, V2O5, a first adhesive, alpha-aluminum oxide whiskers, gamma-aluminum oxide powder, a second adhesive and a solvent; the preparation method comprises the following steps: mixing the modified quartz fibers, the TiO2, the WO3, the V2O5, the first adhesive and the solvent to prepare first powder; crushing and sieving the first powder, mixing the first powder with the alpha-aluminum oxide whiskers, the gamma-aluminum oxide powder, the second adhesive and the solvent, extruding and sintering to obtain the catalyst. The catalyst not only has good catalytic efficiency, but also has good mechanical properties, still has good mechanical properties and catalytic properties even after long-term use and acid pickling, and has good application prospects.
Owner:HUBEI ZHONGYOU YOUYI ENVIRONMENTAL PROTECTION SCI & TECH
Preparation method of jasmine Tibetan tea
Owner:四川蒙顶山味独珍茶业有限公司
Construction method of in-tube grouting, extrusion and expansion root-fixed pile
The invention relates to the technical field of geotechnical engineering and discloses a construction method of an in-tube grouting, extrusion and expansion root-fixed pile. The construction method comprises the following steps of: (1) at the position of the pile, taking away soil by using a drilling machine to form a guide hole; (2) drilling into the bottom elevation position of the guide hole byusing the drilling machine, and pumping grouting material into the guide hole and simultaneously lifting the drilling machine in the pumping process; and (3) implanting a precast pile into the guidehole and pressing the precast pile to the bottom elevation position of the pile, wherein the distance from the bottom elevation of the precast pile to the bottom elevation of the guide hole is smallerthan or equal to 1 / 10 of the depth of the grouting material in the guide hole; the pile end of the precast pile is fixedly connected with a closed type pile tip; when the precast pile is pressed to the bottom elevation of the pile, and a part of the grouting material in the guide hole is extruded into the surrounding soil body at the bottom of the guide hole so as to form a pile end root fixed body. The construction method provided by the invention can increase the bearing capacity of the pile end; the bearing capacity of the pile end is increased by more than 40% in comparison with the bearing capacity of a cast-in-place bored pile with the same diameter; and meanwhile, the compression bearing capacity and the pressure uplift bearing capacity of the pile body can also be increased.
Owner:周同和
TPU plastic particle processing technology for improving peeling and watermarking phenomena
The invention discloses a TPU plastic particle processing technology capable of improving peeling and watermarking phenomena, relates to the technical field of TPU plastic particle raw material processing, and aims at solving the problems that when an existing TPU plastic particle raw material is mixed with color master batch and toner, the dispersity is poor, an adhesion phenomenon exists, even mixing is not easy, so air holes exist between color master batch, and moisture exists. Raw material composition is as follows, 75-90% of TPU matrix, 2-6% of lubricant, and 4% of a color master batch and toner mixture. The 75-90% of the TPU matrix is prepared from 1g of molecular polyester polyol, 3g of molecular Diphenyl-methane-diisocyanate and 2g of molecular 1, 4-butanediol, wherein a lubricantis composed of glyceryl stearate powder and a small amount of wax, the composite addition of a wax substance can improve the thermal stability of the TPU matrix, and the ratio of the color master batch to the toner is 4: 1.
Owner:苏州英田电子科技有限公司
Technology for recovering pyrite from flotation tailings of lead-zinc ore
The invention relates to a mineral processing technology, in particular to a technology for recovering pyrite from flotation tailings of lead-zinc ore, and aims at solving the problems of underground wastewater and tailings. The technology for recovering pyrite from flotation tailings of lead-zinc ore comprises the following steps: 1, dehydrating high-alkali wastewater; 2, carrying out stirring to mix size; 3, roughing the pyrite; 4, concentrating the pyrite; 5, scavenging the pyrite; and 6, neutralizing the tail water. According to the technology provided by the invention, the pyrite resources are utilized, the enterprise output value is improved, the service life of dry tailings stock yards is prolonged, the alkalinity of the tail water is reduced and then the environment protection handling expense is decreased.
Owner:云南澜沧铅矿有限公司
Sticky rice balls with flavor of crab cream and preparation method thereof
The invention discloses sticky rice balls with the flavor of crab cream. The sticky rice balls are prepared by following raw material: 300-310 parts by weight of sticky rice, 30-33 parts by weight of purple sweet potatoes, 20-23 parts by weight of milk, 17-20 parts by weight of crab cream, 3-3.4 parts by weight of daidai flowers, 75-80 parts by weight of sugar, 4-5 parts by weight of baking powder, white sesame seeds, edible oil and water in proper amount. The sticky rice balls with the flavor of crab cream have following beneficial effects: sticky rice balls are prepared by rational combination of sticky rice as main ingredients and milk, crab cream and other auxiliary ingredients so that the balls are rich in nutrition and good in taste and have high nutritional value; during processing, sticky rice is soaked by two steps and subjected to pulping operation in two steps so that overall quality of glutinous rice flour is ensured; and a good health care function is obtained due to rich nutrition.
Owner:WUHE TONGSHIFU FOOD
Composition used for controlling loss of phosphorus in soil and preparation method of composition
InactiveCN102618291ADrain controlEasy to fixOrganic fertilisersSoil conditioning compositionsAlkalinityRed mud
The invention provides a composition used for controlling loss of phosphorus in soil. The composition comprises red mud and a complex mixture, wherein the complex mixture is an acidic substance containing calcium or iron. According to the invention, the acidic substance containing calcium or iron is used as the complex mixture, and the complex mixture is compounded with the red mud; as the complex mixture is the acidic substance, the complex mixture can neutralize the alkalinity of the red mud so that phosphorus can be well fixed; meanwhile, the complex mixture can provide calcium ions or iron ions and further promote the fixation of the phosphorus through the synergistic effect of the red mud, thus the loss of the phosphorus in the soil is well controlled; and the composition used for controlling the loss of the phosphorus in the soil has good application effect. In addition, the composition used for controlling the loss of the phosphorus in the soil is low in cost and beneficial to environmental protection. The preparation method is convenient and easy to operate and beneficial to large-scale popularization and application. The invention also provides the preparation method of the composition used for controlling the loss of the phosphorus in the soil.
Owner:重庆绿色智能技术研究院
A kind of purification separation method of sucrose fatty acid ester
ActiveCN109942643BPlay a neutral roleLow acid valueEsterified saccharide compoundsSugar derivativesSucroseMedicinal chemistry
Owner:LIUZHOU VOCATIONAL & TECHN COLLEGE
Who we serve
- R&D Engineer
- R&D Manager
- IP Professional
Why Patsnap Eureka
- Industry Leading Data Capabilities
- Powerful AI technology
- Patent DNA Extraction
Social media
Patsnap Eureka Blog
Learn More Browse by: Latest US Patents, China's latest patents, Technical Efficacy Thesaurus, Application Domain, Technology Topic, Popular Technical Reports.
© 2024 PatSnap. All rights reserved.Legal|Privacy policy|Modern Slavery Act Transparency Statement|Sitemap|About US| Contact US: help@patsnap.com