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34results about How to "Important economy" patented technology

Geobacillus sp. UTM01 and application thereof

The invention provides a geobacillus sp. strain UTM01. The storage number of the geobacillus sp. strain UTM01 is CGMCC No.5641. The highest growth temperature of the geobacillus sp. strain UTM01 reaches 75 DEG C, the geobacillus sp. Strain UTM01 can rapidly multiply in a high temperature compost environment, organic matters are degraded, and a compost process is promoted. The invention further provides solid compost inoculant prepared from the geobacillus sp. strain UTM01, and a preparation method and application of the solid compost inoculant. The compost inoculant is low in production cost and stable in quality, can be applied to high-temperature sludge composting, does not affect moisture content of compost bodies, is environment-friendly and pollution-free, has excellent performances,and has good economic and social benefits.
Owner:北京绿源科创环境技术有限公司

Method for producing linaloe by aquilaria sinensis trees

The invention discloses a method for using an actualcautery to induce to produce linaloe on aquilaria sinensis trees artificially cultivated or wild aquilaria sinensis trees. The method comprises the following steps of: using red-hot iron drill bit to drill on the aquilaria sinensis trunk with more than five years, burning and scalding plant cells around the drill hole, activating defensive reaction of the aquilaria sinensis trunk, inducing to produce medicinal secondary metabolites, namely linaloe; after 3 to 12 months and the trunk is inosculated with the linaloe, cutting brownish-black eaglewood formed near the drilling hole, drying, crushing, then using alcohol to extract and obtaining the linaloe oil. The method for using the actualcautery to induce aquilaria sinensis to produce linaloe has simple technique, convenient operation and obvious inducing effect, can greatly shorten the production period of the linaloe, is applicable to large-scale standardization and commercialization production, provides a new effective path for protecting, developing and utilizing the aquilaria sinensis tree resources and has important economical, social and ecological benefits.
Owner:INST OF MEDICINAL PLANT DEV CHINESE ACADEMY OF MEDICAL SCI

Method for inducing and producing dalbergia substances on dalbergia odorifera tree

The invention discloses a method for inducing and producing dalbergia substances on a dalbergia odorifera tree. An artificial wound is formed in the xylem of the dalbergia odorifera tree, an inducer is applied around the wound, the wound is wrapped and treated by using a preservative film or a plastic film for 6 to 12 months, purple brown oily substances and purple brown discolored xylem formed around the wound are cut off and collected, and the dalbergia substances are obtained after drying and crushing such purple brown oily substances and purple brown discolored xylem. The invention has simple technique and convenient operation and greatly shortens the production cycle of the dalbergia substances by using the artificial induction manner, with outstanding induction effect, thus being applicable to mass production of standardized commodities, effectively relieving contradiction between supply and demand of dalbergia, providing effective approaches for protecting, developing and utilizing dalbergia odorifera tree resources and having significant economic, social and ecological effect.
Owner:INST OF MEDICINAL PLANT DEV CHINESE ACADEMY OF MEDICAL SCI HAINAN BRANCH

Straw-decomposing inoculant fertilizer and use method thereof

The invention discloses a straw-decomposing inoculant fertilizer and a use method thereof. The straw-decomposing inoculant fertilizer comprises the following components: a straw-decomposing inoculant and an organic fertilizer, wherein the straw-decomposing inoculant accounts for 0.1%, and the organic fertilizer accounts for 99.9%. Aiming at the characteristics of complex straw composition structure and big changes of natural environment conditions, streptomyces rochei, aspergillus oryzae, bacillus licheniformis and bacillus subtilis, which can strongly decompose cellulose, hemicelluloses and lignin under a natural condition, are screened to scientifically develop the straw-decomposing inoculant fertilizer by virtue of a cutting-edge technology and advanced equipment; and crop straws, after quick thorough decomposition, can improve the soil structure and promote the content of soil organic matters to achieve the effects of supplying fertilizer, improving soil, and regulating physiological functions of crops, and effectively reduce water and soil loss, and protect the ecological environment. The straw-decomposing inoculant fertilizer has important social, economic and ecological benefits.
Owner:DANYANG HONGRI FERTILIZER CO LTD

Method for improving frost resistance of excess-sulfate phosphogypsum slag cement product

The invention belongs to the field of building materials and particularly relates to a method for improving frost resistance of an excess-sulfate phosphogypsum slag cement product. The excess-sulfate phosphogypsum slag cement product is prepared from phosphogypsum, cement clinker powder, slag powder, sand and water. A sulfur-phosphorus gypsum slag cement product is put in an air condition with the concentration of carbon dioxide being 10%-30% to be cured, the internal structure of the product is changed through a carbonization reaction of the sulfur-phosphorus gypsum slag cement product by means of carbon dioxide, a compact structure is obtained, and the frost resistance is improved. The process of the method is simple, high-temperature curing is not required, energy consumption is little, the amount of doped clinker powder is small, the cost is low, secondary pollution cannot be caused, a large quantity of industrial waste slags such as phosphogypsum can be used, and the method has important environmental and economic benefits.
Owner:WUHAN UNIV OF TECH

Riverway sludge-based engineering soil and preparation method thereof

The invention discloses riverway sludge-based engineering soil, which is prepared from the following components in percentage by weight: 53-83% of riverway sludge, 10-30% of construction waste powderslag, 5-10% of fly ash and 2-7% of cement, wherein the water cement ratio is controlled to be 0.1-0.5. According to the invention, riverway dredging silt is used as a main raw material, construction waste powder slag is used as fine aggregate, and a small amount of cementing materials such as fly ash and cement are used as auxiliary materials, so that the mechanical property and the stability of an obtained consolidation system can be effectively ensured so as to form riverway silt-based engineering soil meeting the requirements of soil for road filling, bulk disposal and resource utilizationof river dredging silt can be achieved, land is saved, pollution to the environment is avoided, and important economic and environmental benefits are achieved.
Owner:CHINA CONSTR THIRD BUREAU GREEN IND INVESTMENT CO LTD

Core-shell lightweight aggregate and preparation method thereof

ActiveCN109796275AImprove the utilization rate of solid waste resourcesImportant economyCultivating equipmentsSoilless cultivationHydroponicsInorganic salts
The invention provides core-shell lightweight aggregate and a preparation method thereof. The core-shell lightweight aggregate comprises a core and a shell according to a mass ratio of 1:1-2:1, the core comprises, by weight, 65-85% of sludge, 6-12% of calcium superphosphate, 5-10% of potassium sulfate, 3-8% of manganese nitrate, 5-11% of ammonium phosphate and 4-10% of sodium chloride, and the shell comprises, by mass, 75-85% of polluted soil, 10-15% of sludge and 5-10% of glass powder. The preparation method includes: adopting the sludge as a main raw material, and adding inorganic salt and phytonutrient containing nitrogen and phosphorus to prepare the core; adopting the polluted soil as a main raw material, and adding the glass powder which is a sintering aid to prepare the shell; coating the shell onto the core by means of high-temperature sintering. Recycling rate of solid waste like the sludge and the polluted soil is increased, the lightweight aggregate suitable for plant hydroponics is developed, and the lightweight aggregate is of quite important economic, environment-protection and scientific-research significance.
Owner:WUHAN UNIV OF TECH

Method for preparing wood/MOF functional composite material

The invention provides a method for preparing a wood / MOF (Metal Organic Framework) functional composite material, which comprises the following steps: adding a precursor solution for synthesizing an MOF material into wood, and carrying out hydrothermal reaction or a physical filling method to prepare the wood / MOF functional composite material. The nano MOF particles are grown in situ or filling wood pores with the nano MOF particles to obtain the wood / MOF functional composite material. The method is easy to operate and low in cost. The defects that powder nano MOF is not easy to recycle and poor in machinability and operability are overcome, and the wood / MOF functional composite material has wide application prospects in the fields of flame retardance, adsorption, catalysis and the like. According to the preparation method, the organic ligand, the metal salt solution and the wood are taken as main raw materials, the synthesized MOF uniformly grows on the wood through a one-step hydrothermal reaction or a physical filling method, the effective load of the MOF active component on the wood can be realized, and the prepared wood / MOF functional composite material has excellent performances of catalysis, flame retardance, adsorption and the like. The raw materials are wide in source, and the preparation method is simple.
Owner:SOUTHWEST FORESTRY UNIVERSITY

Metallurgical solid waste based pressed active carbon for desulfurization and denitrification of flue gas and preparation method of pressed active carbon

ActiveCN108745282AIncrease the secondary added value of comprehensive utilizationImprove mechanical propertiesNitrous oxide captureGas treatmentActivated carbonFlue gas
The invention discloses a metallurgical solid waste based pressed active carbon for desulfurization and denitrification of flue gas, the pressed active carbon comprises the following various components by mass percent: 65-80% of powdered activated carbon and 20-35% of forming agent, wherein the forming agent is compounded from a steel slag, a mineral waste residue and desulfurized fly ash. A gelatinizer prepared on the basis of the metallurgical waste residues like the steel slag is used to form and adsorb saturated granular active carbon or powdered activated carbon, the steel slag, the mineral waste residue and the desulfurized fly ash are compounded, the combining property of the forming agent and the powdered activated carbon is good, the mechanical property, the desulfurization and denitrification performances and the like of the obtained activated carbon are effectively improved, the problems like low specific surface of the inorganic forming activated carbon is effectively solved, meanwhile, the additional value of the comprehensive utilization of the metallurgical waste residue is improved, and the activated carbon has important economic and environmental benefits.
Owner:武汉钢铁有限公司

Combustion pool smoke discharging heat recovery and purification system

InactiveCN102183036ASolve the problem of waste heat utilizationSolve the purificationWater heatersChimneysDesorptionEngineering
The invention relates to a combustion pool smoke discharging heat recovery and purification system, belonging to the technical field of recycle of resources and building energy conservation. The system is characterized by mainly consisting of a horizontal flue, flue ports, a vertical chimney, a smoke control valve, a smoke residual heat recovery device, a smoke dust collection device and a smoke purification device; the horizontal flue is provided with a plurality of the flue ports to collect smoke; and the smoke is sequentially subjected to smoke residual heat recycle, smoke particle desorption, and removal of harmful gases such as sulfur oxide, nitrogen oxide in the smoke through the smoke residual heat recovery device, the smoke dust collection device and the smoke purification device, and finally the smoke is discharged through the vertical chimney. The system provided by the invention has the beneficial effects of smoke purification, low carbon discharging, efficient heating, outdoor environmental improvement and the like, can be used in dwelling houses in villages and small towns and industrial factory buildings without central heating, and has very important promotional value and obvious environmental and economic benefits.
Owner:DALIAN UNIV OF TECH

Application of intestinal microorganism metabolite in preparation of autism diagnosis kit

The invention discloses an autism diagnosis kit, the autism diagnosis kit comprises a reagent for detecting the intestinal microbial metabolite concentration, wherein the intestinal microbial metabolite comprises at least one of acetic acid, tyramine, histamine, gamma-aminobutyric acid, dihydroxyphenylalanine and norepinephrine. The acetic acid content and the score of the severity degree of the autism are in a negative correlation relationship; the contents of tyramine, histamine, gamma-aminobutyric acid, dihydroxyphenylalanine and norepinephrine are respectively in positive correlation withthe severity of autism, and the autism is diagnosed through the intestinal microbial metabolite level of an excrement sample, so that the kit has relatively high accuracy. Therefore, the intestinal microorganism metabolite combination level of a subject can be used as an index for screening and diagnosing autism under the conditions of scientific research and clinical application.
Owner:THE SEVENTH AFFILIATED HOSPITAL SUN YAT SEN UNIV SHENZHEN

Method for rapidly promoting whole-body agilawood formation of aquilaria sinensis

InactiveCN111448932AAchieve whole body fragranceAlleviate the contradiction between supply and demand in the marketCultivating equipmentsHorticulture methodsMarcescenceTree trunk
The invention discloses a method for rapidly promoting whole-body agilawood formation of aquilaria sinensis, and belongs to the technical field of wood science. By means of the method, almost whole-body (whole trunks and large-diameter branches) of xylem of a tree body is subjected to reddish brown color change, and that the oil content and composition of the color-changing xylem reach the level of natural agilawood is detected. The method is simple in process and convenient to operate, selected induction reagents are natural and free of pollution, the application method is scientific and novel, the induction effect is remarkable, whole-body agilawood formation of the tree body is basically achieved, consumed time is short, whole-body agilawood formation of the aquilaria sinensis can be rapidly promoted within a short time, the method can be used for large-scale standardized and commercial production, the contradiction between the supply and demand market of the agilawood can be effectively relieved, protection, development and utilization of aquilaria sinensis resources are facilitated, and important economic, social and ecological benefits are achieved.
Owner:SOUTHWEST FORESTRY UNIVERSITY

Method for controlling Codonopsis pilosula yield and metabolite accumulation by utilizing bacteriabeneficial beneficial bacteria

The invention relates to a method for controlling Codonopsis pilosula yield and metabolite accumulation by utilizing bacteriabeneficial beneficial bacteria. The method is characterized by comprising the following steps of seedling cultivation: germinating Codonopsis pilosula seeds, transplanting the germinated Codonopsis pilosula seeds to hole trays filled with vermiculite, watering the germinated Codonopsis pilosula seeds by 1 / 2 Hoagland nutrient solution and cultivating the germinated Codonopsis pilosula seeds in a greenhouse, wherein in the greenhouse, the diurnal temperature is 26-30 DEG C, illumination is performed for 12-14 hours per day with light intensity of 800-1000mumol / m<2>*s, and the relative humidity is 60-80%. The plant bacteriabeneficial beneficial microorganism promotes plants to absorb nutrient substances and relieve plant diseases, therefore, growth conditions of the plants are improved, root development and growth of the Codonopsis pilosula are promoted, and then contents of some metabolic substances in the Codonopsis pilosula can be changed. Bacillus subtilis has the advantages of being free of toxicity and harm to people and livestock, free of pollution to environment, non-pathogenic and strong in stress resistance, and can produce a variety of growth hormone-like chemicals and rich antimicrobial substances, promote plant growth and control accumulation of plant metabolite.
Owner:LANZHOU UNIVERSITY

Method for modifying dry de-sliming tail mud, and application thereof

The invention aims at the potential problems of dry de-sliming tail mud serving as a roadbed material and discloses a method for modifying dry de-sliming tail mud. The method comprises the following steps: 1) mixing a catalyst and dry de-sliming tail mud uniformly to obtain mixed tail mud; 2) mixing an acidifying agent into water to form a wetting solution, spraying the wetting solution into the mixed tail mud, and mixing uniformly to obtain wetted tail mud; 3) performing covering treatment on the wetted tail mud by using plastic cloth; and 4) removing the plastic cloth and continuously performing ageing treatment to obtain the modified de-sliming tail mud. The invention provides a method for wetting and catalytically modifying the dry de-sliming tail mud and further provides a processing method of taking the modified de-sliming tail mud as the roadbed material; the technical indexes meet the requirements of low-grade roads; and the method has important economic and environment benefits and is suitable for popularization and application.
Owner:武汉钢铁有限公司

Artificial breeding method of acrossocheilius parallens

The invention discloses an artificial breeding method of acrossocheilius parallens (Acrossocheilius parallens). According to the artificial breeding method, protospecies parent fishes captured from the field are subjected to steps of daily cultivation of parents, prenatal cultivation, prenatal ripening, artificial spawning induction, artificial insemination, artificial incubation, fry cultivationand the like, whole-artificial fry culture of the acrossocheilius parallens is realized. The invention provides a pattern suitable for large-scale production of acrossocheilius parallens fries. The technique breaks through the technique bottleneck of artificial breeding of the acrossocheilius parallens, whole artificial fry culture of the acrossocheilius parallens is realized for the first time athome and abroad, technical support and fry guarantee are provided for germplasm resource repair of acrossocheilius parallens national-level aquatic product germplasm resource conservation zones and other water areas having natural population distribution, and a good base is established for the work of the large-scale fry culture, artificial raising and the like of the acrossocheilius parallens.
Owner:福建省淡水水产研究所

Method for stabilized solidification of mercury-containing waste salt slag by using petrochemical waste alkali slag

ActiveCN111228711AStable curing effect is goodAdaptableChemical protectionSlagPhysical chemistry
The invention relates to the technical field of hazardous waste disposal, and particularly relates to a method for stabilized solidification of mercury-containing waste salt slag by using petrochemical waste alkali slag. The method comprises the following steps that the mercury-containing waste salt slag and the petrochemical waste alkali slag are subjected to first-stage mixing and ball milling,and then an auxiliary stabilizer is added into a material obtained after first-stage mixing and ball milling, the mixture is subjected to second-stage mixing and ball milling; and 2) the material obtained in the step 1) is mixed with a solidifying material, and stirred to obtain a uniform bulk granular solidified material. By the adoption of the method, waste can be treated with waste, important economic, social and environmental benefits are achieved, and a novel method is provided for terminal harmless treatment of mercury-containing waste salt.
Owner:扬州杰嘉工业固废处置有限公司

High-strength self-waterproof phosphogypsum roadbed material and preparation method thereof

The invention discloses a high-strength self-waterproof phosphogypsum roadbed material. The ardealite raw material is calcined to obtain modified ardealite powder for preparing an ardealite roadbed material. In the process of converting calcium sulfate dihydrate into hemihydrate gypsum through dehydration, generation of alpha-hemihydrate gypsum is effectively promoted by further regulating and controlling the water content and the input amount of the ardealite raw material in a closed calcining environment, so that the mechanical property and the waterproof property of the obtained ardealite roadbed material are remarkably improved. The modification method provided by the invention is extremely simple and convenient to operate, can realize 100% recycling of phosphogypsum waste, has important economic and environmental benefits, and is suitable for popularization and application.
Owner:HUBEI PROVINCIAL CENT FOR QUALITY SUPERVISION AD TEST OF CONSTR ENG

Bio-based polyethylene glycol terephthalate and preparation method thereof

The invention discloses bio-based polyethylene glycol terephthalate and a preparation method thereof, and belongs to the technical field of high-molecular compounds and preparation of the high-molecular compounds. The bio-based polyethylene glycol terephthalate comprises, by weight, 25 parts to 35 parts of bio-based ethanediol, 65 parts to 75 parts of purified terephthalic acid, 0.1 part to 0.5 part of heat stabilizer, 0.1 part to 0.5 part of catalyst and 0.1 part to 0.5 part of antioxygen. The material performance of the prepared bio-based polyethylene glycol terephthalate is similar to that of polyethylene glycol terephthalate prepared through petroleum-based ethanediol. The bio-based polyethylene glycol terephthalate has important economic prospects and sustainable development prospects. Meanwhile, the invention opens up a new polyethylene glycol terephthalate synthetic route. The synthetic route is more environmentally friendly and lower in cost.
Owner:GUANGDONG SHUNDE SHUNYAN NEW MATERIALS

Method for preparing iron-based low-temperature denitration catalyst from ilmenite

The invention belongs to the field of industrial flue gas denitration, and relates to a method for preparing an iron-based low-temperature denitration catalyst from ilmenite. The method sequentially comprises the steps of component design, grinding, screening, acid etching, crystallization, mulling, forming, drying and roasting. The iron-based low-temperature denitration catalyst is obtained by mixing ilmenite of different grades for component design, grinding and screening the ilmenite mixed after component design, eroding the surfaces of minerals through strong acid, controlling crystallization, then adding a forming aid for mixing and forming, and finally performing drying and roasting. According to the method, high-value utilization of the ilmenite is achieved, the production cost of the denitration catalyst is reduced. The method has important economic value and environmental benefits.
Owner:JIANGSU LONGKING COALOGIX CATALYST REGENERATION CO LTD

Furan bio-based antibacterial and anti-yellowing multifunctional fabric flame retardant containing N-type and P-type polymers as well as preparation method and application of fabric flame retardant

The invention discloses a furan bio-based antibacterial and anti-yellowing multifunctional fabric flame retardant containing N-type and P-type polymers as well as a preparation method and application of the flame retardant. The flame retardant has a chemical structural formula as follows: formula (shown in the description), wherein R1 represents H, C1-C6 saturated fatty hydrocarbon and C2-C6 unsaturated alkyl, and R2 represents H, C1-C6 saturated fatty hydrocarbon and C2-C6 unsaturated alkyl. After being processed by virtue of the flame retardant, a cotton fabric simultaneously has flame retardance, antibacterial property and the like, and the flame retardance, the antibacterial property and the whiteness are improved relative to common cotton cloth, so that the flame retardant can be applied to fire-retardant textiles.
Owner:SOUTH CHINA UNIV OF TECH

Processing method for enhancing powdery paint through modified red mud

The invention discloses a processing method for enhancing powdery paint through modified red mud. The method includes the following steps of firstly, preparing modified red mud powder, epoxy resin E-12, polyester resin, a flatting agent GLP588, benzoin, a polyoxyethylene polypropanolamine ether defoaming agent, fumed silica, lead chromate yellow PY-34, a dispersing agent NC and a sensitizer LD-608according to mass percentages, adding the materials into a mixer, and conducting pre-smashing and then mixing to prepare an evenly-mixed raw material; secondly, putting the evenly-mixed raw materialinto an extruder, conducting melt extrusion, tabletting and cooling, and then conducting smashing to form sheets; thirdly, putting the sheets obtained through smashing into a pulverizer to be pulverized, and conducting cyclone separating and screening to prepare the indoor powdery paint. The defects of utilizing existing red mud in paint are overcome, the aims of turning waste into wealth and realizing comprehensive utilization are realized, the new approach for preparing the indoor paint is provided, and important economic and environmental benefits are realized.
Owner:广西福宝信科技有限公司

Unfired building block taking chrysotile mine stripped waste rock as aggregate and preparation method of unfired building block

The invention provides an unfired building block taking chrysotile mine stripped waste rock as aggregate and a preparation method of the unfired building block. The method comprises the following steps: carrying out attribute crushing, shaping and screening on chrysotile mine stripped waste rock raw materials to obtain rough machine-made sand aggregate; scrubbing, washing with water to remove dust and filtering water to obtain refined machine-made sand aggregate; uniformly mixing the refined machine-made sand aggregate with cement, an auxiliary agent and water to obtain a plastic mixture; demoulding after compression molding to obtain an unfired building block green body; and after setting, curing the green body to obtain the unfired building block. The unfired building block is prepared by taking chrysotile mine stripped waste rocks as aggregates, so that the material range of unfired bricks can be expanded, and the source and range of building block materials can be expanded; and besides the performance of a concrete block, the prepared unfired building block also has good fire resistance.
Owner:SOUTHWEAT UNIV OF SCI & TECH

Rich-nutrient straw fertilizer

The invention discloses a rich-nutrient straw fertilizer which is prepared from the following raw materials in parts by weight: 20-40 parts of urea, 5-12 parts of ammonium bicarbonate, 6-10 parts of fishbone dust, 10-20 parts of potassium sulfate, 1-5 parts of potassium chloride, 0.2-0.6 part of calcium carbonate, 1-3 parts of sodium chloride, 0.2-0.6 part of EDTA chelated zinc, 0.4-0.8 part of copper carbonate, 2-4 parts of manganese sulfate, 2-6 parts of bamboo powder composite guar gum, 60-100 parts of straw, 2-6 parts of zeolite powder, 20-40 parts of cotton seed pulp, 5-15 parts of soybean flour, 10-20 parts of peanut vine, 10-18 parts of nectar powder, 1-4 parts of dextrin, 5-12 parts of shellac, 0.01-0.06 part of streptomycete, 0.12-0.35 part of Aspergillus oryzae, 0.01-0.06 part of Bacillus licheniformis and 0.02-0.04 part of Bacillus subtilis.
Owner:安徽爱能洁生物科技有限公司

Light high-strength fabricated board based on waste gypsum board and preparation method thereof

The invention discloses a light-weight high-strength fabricated board based on a waste gypsum board. The light-weight high-strength fabricated board comprises the following components in parts by weight: 100 parts of regenerated alpha-type semi-hydrated gypsum powder, 20-30 parts of fly ash, 5-10 parts of cement, 8-15 parts of EPS light aggregate and 50-55 parts of water. The regenerated alpha-type semi-hydrated gypsum powder is formed by performing activation pretreatment and secondary crystal form conversion treatment on waste gypsum boards. The regenerated alpha-type semi-hydrated gypsum powder obtained by the invention has the characteristics of low standard thickening water demand and high strength, and can be matched with fly ash and cement to further improve the later strength of ahardened body, so as to prepare an assembled plate which can effectively consider the advantages of light weight, high strength and low cost; and the related preparation method is simple, can realizehigh-added-value utilization of the waste gypsum board, and has important economic and environmental benefits.
Owner:CHINA CONSTR TECH WUHAN CO LTD

A traditional Chinese medicine extract for resisting angelica moss mouth disease and its application

InactiveCN105284937BGood against angelicaGood activity against angelicaBiocideNematocidesAnti solventBetel
The invention discloses a traditional Chinese medicine extract for resisting angelica's mouth disease, which is the extract of hibiscus bark, flavescens, betel nut or prickly ash. The present invention screens the activity of dozens of kinds of Chinese medicinal materials against angelica mottle disease through a large number of experiments, and preferably selects 4 flavors of Chinese medicinal materials (hibiscus bark, flavescens, betel nut or Zanthoxylum bungeanum) that have obvious anti angelica moko mouth disease activity. The activity of the extracts of betel nut in different solvents on anti-angelica measles was screened, and the results showed that the water extract of betel nuts had the best activity against angelica measles. The present invention makes full use of traditional Chinese medicine resources, preferably hibiscus bark, flavescens, betel nut or Zanthoxylum bungeanum as raw materials, and the prepared extract can be used to prepare an environmentally friendly, high-efficiency, low-toxicity anti-angelina mottled biological pesticide, which has important The environmental protection significance and economic value are worthy of promotion and application.
Owner:NANJING UNIVERSITY OF TRADITIONAL CHINESE MEDICINE

Sweetsop peel volatile oil extract with anti-tumor activity as well as preparation method and application thereof

The invention discloses sweetsop peel volatile oil extract with anti-tumor activity. The sweetsop peel volatile oil extract takes peels of sweetsop fruits as raw materials, and volatile oil containing spathulenol (32.51%), palmitic acid (9.41%) and the like is extracted through adopting a volatile oil extracting device. By carrying out a lot of experiments to screen, wastes are changed into valuable things, and the sweetsop peels are used as the raw materials and are screened to obtain volatile oil components with the anti-tumor activity; and an in-vitro MTT experiment shows that the prepared sweetsop peel volatile oil has very good killing activity on tumor cells including liver cancers and the like and has important social benefits and economical effects.
Owner:NANJING UNIVERSITY OF TRADITIONAL CHINESE MEDICINE

High-crack-resistance and high-bending-resistance assembled plate based on waste gypsum board and preparation method thereof

ActiveCN111747717AHigh crack resistance and high flexural propertiesLow costSolid waste managementRock crystalGypsum
The invention discloses a high-crack-resistance and high-bending-resistance assembled plate based on a waste gypsum board. The high-crack-resistance and high-bending-resistance assembled plate comprises the following components in parts by weight: 75-90 parts of regenerated alpha-type semi-hydrated gypsum powder, 10-25 parts of regenerated alpha-type semi-crystal whisker, 5-10 parts of EPS light aggregate and 30-35 parts of water, wherein the regenerated alpha-type semi-hydrated gypsum powder and the regenerated alpha-type semi-crystal whiskers are respectively formed by performing crystal form conversion treatment on waste gypsum boards. According to the invention, the waste gypsum board is used as a main raw material to respectively prepare the regenerated alpha-type semi-hydrated gypsumpowder and the regenerated alpha-type semi-crystal whiskers, and the regenerated alpha-type semi-hydrated gypsum powder and the regenerated alpha-type semi-crystal whiskers are used for completely replacing cementing materials such as cement to prepare the high-crack-resistance and high-bending-resistance assembled board so that a brand new thought is provided for preparing low-cost and high-strength anti-crack-resistance boards; and high-added-value utilization of the waste gypsum board can be achieved, and important economic and environmental benefits are achieved.
Owner:CHINA CONSTR TECH WUHAN CO LTD

A method and device for rapid consolidation of soft soil with vertically layered pumping

The invention discloses a method and a device for rapidly consolidating soft soil by vertical layer-by-layer water pumping. The device is characterized by comprising a magnetron, vertical drainage steel tubes, water pumping devices, horizontal PVC (polyvinyl chloride) tubes and a vacuum pump; the magnetron is arranged in a soft soil foundation, and is capable of generating a microwave to heat a soil mass; the vertical drainage steel tubes are arranged in the soft soil foundation; a certain number of holes are formed in the surface of each steel tube so as to drain off water; each water pumping device comprises a sliding piston, a check valve, a water pumping tube and a drainage tube; each drainage tube penetrates the tail part of the corresponding vertical drainage steel tube and is connected with the corresponding PVC tube; and the vacuum pump is connected with the other ends of the horizontal PVC tubes. According to the method and the device disclosed by the invention, drainage consolidation can be rapidly performed on the soft soil foundation by pumping water by layers from top to bottom by comprehensively utilizing a microwave heating technique and a vacuum preloading technique, and therefore a goal of soil mass consolidation is achieved; the method and the device disclosed by the invention have high engineering application value.
Owner:SHAOXING UNIVERSITY

Unfired fly ash ceramsite concrete pot structure

The invention discloses an unfired fly ash ceramsite concrete pot structure. The unfired fly ash ceramsite concrete pot structure comprises a prefabricated unfired fly ash ceramsite concrete pot body,a silane-impregnated waterproof coating layer, a cultivation layer, a water storage breathable layer and green plants, wherein the inner side of the prefabricated unfired fly ash ceramsite concrete pot body is coated with the silane-impregnated waterproof coating layer, the water storage breathable layer is located on the bottom of the prefabricated unfired fly ash ceramsite concrete pot body, the cultivation layer is arranged on the upper side of the water storage breathable layer, and the green plants are planted in the cultivation layer. A preparation method of the prefabricated unfired fly ash ceramsite concrete pot body comprises the following specific steps: 1, preparing concrete mortar with single-gradation unfired fly ash pottery sand X as fine aggregate; 2, adding water to the concrete mortar with the single-gradation unfired fly ash pottery sand X as the fine aggregate for mixing; 3, pouring the mixture into a pot body mold for forming after mixing; and 4, carrying out maintenance for 28 days under the conditions that the temperature is 23 DEG C and the humidity is 90% to obtain the prefabricated unfired fly ash ceramsite concrete pot body.
Owner:ANHUI GAODI BUILDING MATERIAL CO LTD

Method for preparing ground phosphate pellets for yellow phosphorus production by utilizing medium-low-grade ground phosphate rock

The invention discloses a method for preparing ground phosphate pellets for yellow phosphorus production by using medium-low-grade ground phosphate rock, which comprises the following steps: mixing modified industrial paper pulp waste liquid, modified yellow phosphorus slag, a powdered carbon raw material, a ground phosphate rock raw material and mud phosphorus slag as main raw materials, and pressing the mixture into balls. By means of the method, recycling of solid waste such as medium-low-grade phosphate rock, yellow phosphorus slag and mud phosphorus slag can be effectively achieved, the obtained yellow phosphorus pellets have the advantages of being large in grade improvement, high in compressive strength and the like, and an effective way can be provided for recycling of medium-low-grade ground phosphate rock and the like; and the related preparation method is simple and relatively low in energy consumption, and has important economic and environmental benefits.
Owner:WUHAN INSTITUTE OF TECHNOLOGY
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