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34results about How to "Degradation has" patented technology
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Device and method for evaluating automobile exhaust degradation effect of OGFC mixture
InactiveCN104807950ASimple structureEasy to operateChemical analysis using catalysisRoad surfaceData treatment
The invention discloses a device for evaluating the automobile exhaust degradation effect of an OGFC mixture. The device comprises a closed container, an automobile engine, an automobile exhaust analyzer, a track board test piece, and air supplying devices, wherein the air supplying devices are arranged in the closed container. The invention further discloses an evaluation method which comprises the following steps in sequence: preparing the track board test piece, and generating automobile exhaust; simulating the degradation of automobile exhaust on a pavement and testing the concentration of each gas in the automobile exhaust; processing data. The track board test piece is prepared from the OGFC mixture which is added with a photocatalytic material; the evaluation index, used for evaluating the automobile exhaust degradation effect, of the OGFC mixture is taken as the degradation rate. The evaluation device can simulate the automobile exhaust degradation processes of the OGFC mixture in different illumination conditions by controlling the number of ultraviolet lamp tubes. The evaluation method is accurate and reliable, and coincides with the automobile exhaust degradation situation on a real pavement.
Owner:BEIJING UNIV OF CIVIL ENG & ARCHITECTURE
Method for preparing edible salt added with bamboo ingredients
ActiveCN103549365AReduce the risk of cancerStable structureFood thermal treatmentFood ingredient as anti-caking agentChemical IngredientsBiology
The invention discloses a method for preparing edible salt added with bamboo ingredients. The method comprises the following steps: drying commercial salt, adding a certain amount of a bamboo flavones extract prepared by processing bamboo powder, a bamboo beverage, bamboo juice and a water extracting solution or a concentrated solution of bamboo leaves into the salt, uniformly mixing, adding a certain amount of a flavor enhancer, namely 5'-disodium guanylate as well as dextrin and seasonings, finally adding a proper amount of an anti-caking agent into mixed salt, and performing subsequent operations of adding iodine, weighing, packaging and the like according to the needs. The method is simple in process and low in cost, and meets laws and regulations on food safety and related provisions in an ISO9000 quality management system; the produced bamboo-containing edible salt can be used for reducing intake of people on sodium chloride while ensuring a seasoning function; the added bamboos contain various chemical ingredients beneficial to a human body.
Owner:CHINA SALT ANHUI SALT CHEM HLDG
Flexible absorbable composite interface screw sheath and preparation method thereof
InactiveCN110051888AImprove ductilityImprove impact toughnessSurgeryBreaking strengthPolymer science
The invention relates to a flexible absorbable composite interface screw sheath and a preparation method thereof. The flexible absorbable composite interface screw sheath is prepared by melt blendingand extrusion granulation of the mixture and injection molding, wherein the mixture mainly comprises a base material and polyethylene glycol, or mainly consists of a matrix material, a polyethylene glycol-flexible polylactone copolymer and beta-TCP, wherein the matrix material is polylactic acid and / or a copolymer thereof, and the flexible polylactone is a polymer of caprolactone and / or valerolactone; the flexible absorbable composite interface screw sheath has elongation at break of not less than 103%, the impact strength of not less than 10 kJ / m<2> and the breaking strength of not less than25 MPa. By adopting the method, the ductility, strength and impact toughness of the absorbable composite interface screw sheath are improved, and the prepared absorbable composite interface screw sheath has high elongation at break, high impact strength and high enough breaking strength, and has good application prospect.
Owner:HANGZHOU REJOIN MASTIN MEDICAL INSTR CO LTD
Traditional Chinese medicine composite antiviral multifunctional degradable polylactic acid fiber and preparation method thereof
ActiveCN112760742ANo pollutionRecyclable withMonocomponent polyesters artificial filamentArtifical filament manufactureFiberNanoparticle
The invention belongs to the field of functional fiber materials, and discloses a traditional Chinese medicine composite antiviral multifunctional degradable polylactic acid fiber and a preparation method thereof. The preparation method comprises the following steps of fermenting a starch fermentation raw material to extract lactic acid, performing dehydration condensation to obtain a lactic acid prepolymer, adding the lactic acid prepolymer, functional nanoparticles and a catalyst into an extruder, performing melt mixing polycondensation to obtain functional polylactic acid, and performing spinning molding to obtain a product. The functional nanoparticles are obtained by adsorbing traditional Chinese medicine antiviral components by an inorganic nano powder material subjected to surface modification by porous silicon dioxide and a silane coupling agent. Functional modification of the polylactic acid fiber and upstream fiber polymerization are effectively coupled, so that the process steps are remarkably simplified, the production energy consumption is reduced, and better mixing and dispersing effects and stability are achieved. Meanwhile, an inorganic antibacterial health-care function and a traditional Chinese medicine antiviral function are integrated into the same particle, so that the antibacterial, antiviral and health-care functions can be played at the same time. The obtained functional fiber has the advantages of environmental protection, degradability and cyclic regeneration.
Owner:芯安健康科技广东有限公司
Formaldehyde degradation spray for Chinese herbal components
InactiveCN105920998AReduce concentrationReduced responseGas treatmentDispersed particle separationAdditive ingredientMedicine
The invention discloses formaldehyde degradation spray for Chinese herbal components, and belongs to the technical field of air purifying. The formaldehyde degradation spray for the Chinese herbal components comprises wormwood, radix aristolochiae, dogwood, longan, cassia seed, madder, pseudo-ginseng, lithospermum, aloe, seed of Chinese dodder, honeysuckle, eupatorium, dried tangerine or orange peel and fructus forsythia. The formaldehyde degradation spray for the Chinese herbal components not only can effectively degreade formaldehyde in air, but also can enable air to be fresh and fragrant, so that the environment is improved, the fatigue is relieved, physical and mental pleasure further can be realized, the working and learning efficiency is improved, and the use is convenient.
Owner:浙江维度环保科技有限公司
Nano-silicon dioxide modified environment-friendly waterborne paint remover and preparation method thereof
InactiveCN106752291AImprove stabilityImprove antioxidant capacityChemical paints/ink removersMicrocrystalline waxSilicon dioxide
The invention discloses a nano-silicon dioxide modified environment-friendly waterborne paint remover and a preparation method thereof. The nano-silicon dioxide modified environment-friendly waterborne paint remover is prepared from the following raw materials in parts by weight: 1.2-1.4 parts of nanometer montmorillonite, 1.5-2 parts of a penetrating agent T, 42-46 parts of benzyl alcohol, 11-12 parts of acetone, 10-11 parts of hydrogen peroxide, 3-3.5 parts of methylcellulose, 2-2.4 parts of urotropine, 1.3-1.5 parts of dodecylbenzenesulfonic acid, 1.6-1.9 parts of microporous starch, 2.2-2.5 parts of microcrystalline wax, 0.8-1 part of tetrabutyl titanate, a proper amount of ammonia water, a proper amount of ethyl alcohol, 50-55 parts of water, 1.2-1.5 parts of boronic acid, 0.4-0.6 part of sodium dichloro isocyanurate and 0.9-1.3 parts of nano-silicon dioxide. With using of the boronic acid and the sodium dichloro isocyanurate, the nano-silicon dioxide modified environment-friendly waterborne paint remover has the bacterium resistance and the corrosion resistance, is good in permeability and promotes peeling of a paint film; and by using the nano-silicon dioxide, peeling is formed at an interface, the peeling speed is increased, secondary pollution is prevented, and metal corrosion is retarded.
Owner:MAANSHAN TUORUI METAL SURFACE TECH
Production method of environment-friendly tableware
The invention discloses a production method of environment-friendly tableware. The environment-friendly tableware comprises the following components in percentage by weight: 6-17% of carbon dust powder, 4-16% of corn straws, and 78-85% of mung bean starch. The preparation method comprises the following steps of: mixing carbon dust powder, corn straws, and mung bean starch; adding proper amount of water to the components for uniformly mixing the components; feeding the uniform mixture to a mould to carry out high-temperature steam forming by a pipeline; feeding the formed tableware to a disinfection processor by a conveying belt to carry out sterilization processing; and transmitting the disinfected tableware to a filming machine by a conveying belt to carry out film covering. The production method has the characteristics that the environment-friendly tableware is not easy to break, the normal use is ensured, an effect of preventing oil and water can be reached without an inner coating, and a full degradation of the environment-friendly tableware can be really realized. Moreover, the environment-friendly tableware has a short degradation period, water resistance and oil resistance and is easy to clean, and in particular the environment-friendly tableware has the advantages of high degradation rate, no white pollution and the like.
Owner:CHANGZHOU UNIV
Phytoagglutinin modified lactic acid-hydroxacetic acid copolymer and its preparing method
InactiveCN1857734AEasy to degradeDegradation hasPowder deliveryMacromolecular non-active ingredientsRetention timeFreeze-drying
The present invention discloses phytoagglutinin modified lactic acid-hydroxyacetic acid copolymer with specific adhesion to prolong the retention time or preparation in gastrointestinal tract obviously and raise the bioavailability of orally taken medicine greatly. The polymer consists of biodegradable material lactic acid-hydroxyacetic acid copolymer and bioadhesive material phytoagglutinin. The phytoagglutinin modified lactic acid-hydroxyacetic acid copolymer is prepared through dissolving lactic acid-hydroxyacetic acid copolymer, 1-ethyl-3-carbodimide and N-hydroxy succinimide in non-proton type polar solvent, and reaction at room temperature via stirring for 2-12 hr; adding water, filtering and collecting precipitate to obtain PLGA-NHS; dissolving phytoagglutinin and PLGA-NHS in mixed solvent of water and non-proton type polar solvent, filtering the reacted mixture, taking the dialysate, and freeze drying to obtain the phytoagglutinin modified lactic acid-hydroxyacetic acid copolymer.
Owner:SHENYANG PHARMA UNIVERSITY
Developing polylactic acid microsphere blood vessel suppository containing antitumor agent
The invention relates to a developing polylactic acid micro ball vessel suppository which contains anti-tumor drug, formed by a biological degrade material plant in the vessel, a developing material for baffling the X-ray and the anti-tumor drug, wherein, the biological degrade material coats the developing material and the anti-tumor drug to form particle structure. The invention has the advantages that it can plug the vessel and feed drug targeted; it has better view property under X-ray to watch the plug part; it has biological degradable property to protect the organ; after plugging, the nuclear magnetic resonance (MRI) can be process; the invention can suspend in blood and approach to the end vessel along with blood, to deposit and plug the vessel; the diameter of micro ball can be controlled. The invention has low cost, while it provides a plug material especially the plug material used at terminal vessel.
Owner:李艳芳 +1
Degradable multifunctional agricultural mulching film
InactiveCN109306162ASimple preparation processReduce production difficultyPlant protective coveringsFertilizerChemistry
The invention discloses a degradable high-molecular agricultural mulching film. According to the agricultural mulching film, lignin and polymer resin serve as raw materials, a plasticizer and fertilizer are added for compounding, and single-screw extrusion and film blowing are carried out so as to obtain the agricultural mulching film. The agricultural mulching film can be slowly degraded in soil,meanwhile, the fertilizer can be released, and in addition, the slow controlled-release effect of the fertilizer is achieved. The agricultural mulching film has the advantages that the soil pollutioncan be reduced, the soil nutrient content can be conveniently increased, a preparation process is simple, the raw materials are easy to obtain, and a good industrial application prospect is achieved.
Owner:JIANGSU ACADEMY OF AGRICULTURAL SCIENCES
PH-sensitive biodegradable polyurethane-urea material and preparation method thereof
ActiveCN108559048APH sensitivity hasPH sensitive biodegradable withPharmaceutical non-active ingredientsSheet deliveryDrug release rateSide chain
The invention discloses a pH-sensitive biodegradable polyurethane-urea material and a preparation method thereof. The polyurethane-urea is pH-sensitive biodegradable polyurethane-urea prepared by mixing dihydroxy-terminal polyether ester with N,N-bis(2-ethoxy) 4-pyridinccarbox amide, carrying out chain expansion by using carbamido-containing diisocyanate and purifying; the polyether ester is usedas a main soft segment, a chain segment containing carbamido and urethane group is used as a hard segment and a pyridine ring is positioned on a side chain. The polyurethane-urea has the characteristics of biodegradability, absorbability of a degradation product, pH sensitivity, high expanding and degrading rate in acidic mediums, as well as basically no expansion and low degrading rate in neutraland alkaline mediums; in addition, the pH sensitivity is not basically affected by temperature and can be applied to the field of controlled release as a drug carrier, and further the drug release rate is controlled according to pH values of different parts of an organism. The hard segment formed by carbamido-containing structure diisocyanate contains dense hydrogen bonds, so that the mechanicalproperty of the material is improved.
Owner:烟台研创聚氨酯科技有限责任公司
Senescence delaying blueberry buccal tablets and preparation method thereof
InactiveCN106071629AFull of nutritionGreat tasteFood ingredient functionsEpigallo-catechin gallateBanana powder
The present invention discloses senescence delaying blueberry buccal tablets. The blueberry buccal tablets consist of the following raw materials in parts by weight: 300-315 parts of blueberries, 60-62 parts of rosa roxburghii fruit juice, 45-46 parts of papayas, 40-42 parts of germinated brown rice, 18-20 parts of green tea powder, 30-32 parts of raspberries, 14-15 parts of banana powder, 23-24 parts of whole wheat flour, 7-8 parts of avocados, 12-13 parts of red date juice, 1-2 parts of pine pollens, and an appropriate amount of water. The beneficial effects are as follows: the blueberry buccal tablets are prepared from the blueberries, rosa roxburghii fruit juice, germinated brown rice and edible materials as the main raw materials, and rich in health-care ingredients of anthocyanins, flavonoids, vitamins, etc., have effects of preventing oxidation, moisturizing skins, delaying senescence, protecting the health of heart and cerebral vessels, reducing cholesterol accumulations, lowering blood lipids and blood glucose, etc., and are beneficial for body health.
Owner:ANHUI HUI KING FOOD
High-barrier degradable film and preparation method thereof
InactiveCN113549239AImprove barrier propertiesLow costCellulose coatingsPolyvinyl alcoholHexagonal boron nitride
The invention relates to a high-barrier degradable film, which belongs to the technical field of film preparation. The high-barrier degradable film is obtained by coating a film substrate in a PVA coating liquid and drying. The PVA coating liquid is prepared by the following steps of 1, preparing the following raw materials in parts by weight: 30-60 parts of polyvinyl alcohol, 10-15 parts of absolute ethyl alcohol, 5-10 parts of deionized water, 3-5 parts of modified hexagonal boron nitride, 3-5 parts of modified nano cellulose, 2-3 parts of boric acid and 0.3 part of an antibacterial agent, and 2, sequentially adding all the raw materials into a reaction kettle, and evenly stirring and mixing,. Modified hexagonal boron nitride has high barrier performance, heat resistance and ultraviolet absorption performance, nanofibers are grafted with an intermediate b containing a hindered phenol structure through a chemical grafting method, and modified nanocellulose is obtained; the film prepared by the invention has a toughening effect and also has an anti-oxidation effect, so that the film prepared by the invention has the properties of high barrier, degradability, oxidation resistance and ultraviolet resistance.
Owner:安徽鼎洋生物基材料有限公司
A kind of preparation method of edible salt adding bamboo component
ActiveCN103549365BMaximize the pharmacological effectHealth maintenance continuityFood thermal treatmentFood ingredient as anti-caking agentFood safetyAdditive ingredient
The invention discloses a method for preparing edible salt added with bamboo ingredients. The method comprises the following steps: drying commercial salt, adding a certain amount of a bamboo flavones extract prepared by processing bamboo powder, a bamboo beverage, bamboo juice and a water extracting solution or a concentrated solution of bamboo leaves into the salt, uniformly mixing, adding a certain amount of a flavor enhancer, namely 5'-disodium guanylate as well as dextrin and seasonings, finally adding a proper amount of an anti-caking agent into mixed salt, and performing subsequent operations of adding iodine, weighing, packaging and the like according to the needs. The method is simple in process and low in cost, and meets laws and regulations on food safety and related provisions in an ISO9000 quality management system; the produced bamboo-containing edible salt can be used for reducing intake of people on sodium chloride while ensuring a seasoning function; the added bamboos contain various chemical ingredients beneficial to a human body.
Owner:CHINA SALT ANHUI SALT CHEM HLDG
Providencia alcalifaciens and application thereof in degrading tetracycline and generating phytohormone
ActiveCN111088197AResidue reductionRemove or reduce residuePlant growth regulatorsBiocideLaboratory cultureAuxin
The invention discloses providencia alcalifaciens and application thereof in degrading tetracycline and generating phytohormone. The providencia alcalifaciens is named as Providencia alcalifaciens TC1, the preservation number is GDMCC NO:60787, and the strain is preserved in the Guangdong Microbiological Culture Collection Center on Floor 5, Building 59, No.100 Courtyard, Middle Xianlie Road, Guangzhou on September 25, 2019. The Providencia alcalifaciens TC1 disclosed by the invention is capable of degrading tetracycline in a co-metabolism mode and secreting auxin or analogs, therefore, the Providencia alcalifaciens TC1 can be applied to degradation of medium / low-concentration tetracycline in soil and water bodies to remove or reduce residues of tetracycline in the environment, and can bealso used to generate phytohormone to promote growth of plants.
Owner:SOUTH CHINA AGRI UNIV
A formaldehyde degradation spray of Chinese herbal medicine components
InactiveCN105920998BReduce concentrationReduced responseGas treatmentDispersed particle separationMedicineLithospermum
The invention discloses formaldehyde degradation spray for Chinese herbal components, and belongs to the technical field of air purifying. The formaldehyde degradation spray for the Chinese herbal components comprises wormwood, radix aristolochiae, dogwood, longan, cassia seed, madder, pseudo-ginseng, lithospermum, aloe, seed of Chinese dodder, honeysuckle, eupatorium, dried tangerine or orange peel and fructus forsythia. The formaldehyde degradation spray for the Chinese herbal components not only can effectively degreade formaldehyde in air, but also can enable air to be fresh and fragrant, so that the environment is improved, the fatigue is relieved, physical and mental pleasure further can be realized, the working and learning efficiency is improved, and the use is convenient.
Owner:浙江维度环保科技有限公司
Separation and screening method of trichlorphon degradation strain
InactiveCN108060106ASimple processNot easy to repelBacteriaMicroorganism based processesInorganic saltsMicroorganism
The invention provides a separation and screening method of a trichlorphon degradation strain. The method comprises the following operation steps of (1) soil collection; (2) culture medium preparation; (3) enriched domestication on the trichlorphon degradation strain by a gradient domestication method; (4) trichlorphon degradation strain separation and identification; (5) study on degradation characteristics of the strain on trichlorphon so as to analyze the biological restoration potential of the strain on the trichlorphon polluted soil. The strain screened by the method is obtained by separating in an inorganic salt solid culture medium using the trichlorphon as a unique carbon source; meanwhile, the method can be used for screening other organophosphorus pesticide degrading bacteria; the obtained strain is a soil native microorganism, belongs to a novel strain capable of degrading trichlorphon, and can be applied to the biological restoration of trichlorphon polluted soil. A gas chromatography-mass spectrometry method is used for testing the degradation effect of the strain on the trichlorphon; the operation is simple; the accuracy is high.
Owner:UNIV OF SCI & TECH BEIJING
A kind of pH sensitive biodegradable polyurethane urea material and preparation method thereof
ActiveCN108559048BPH sensitivity hasPH sensitive biodegradable withPharmaceutical non-active ingredientsSheet deliveryDrug release ratePolymer science
Owner:烟台研创聚氨酯科技有限责任公司
Preparation method of degradable rosin resin
ActiveCN113913114ADegradation hasPromote degradationPlastic recyclingNatural resin chemical modificationPolymer scienceHot melt
The invention discloses a preparation method of degradable rosin resin, and belongs to the field of deep processing of rosin. The method comprises the following steps: melting rosin under the protection of inert gas; adding unsaturated acid, and reacting; adding a catalyst and mixed alcohol, and reacting; removing water generated in the reaction, cooling, adding an antioxidant and a degradation accelerant, and uniformly mixing to obtain the rosin resin. The rosin resin prepared by the invention is degradable and good in appearance, has good stability and good viscosity when being applied to degradable hot melt adhesives, and has a good application prospect.
Owner:广东科茂林产化工股份有限公司
Organic polluted underground water in-situ remediation system
PendingCN112624306AReach degradationTo achieve the purpose of degrading organic matterWater contaminantsWater/sewage treatment apparatusAir compressionIn situ remediation
The invention belongs to the technical field of underground water remediation, and particularly relates to an organic polluted underground water in-situ remediation system, which is composed of an ozone generation and mixing system, an ozone injection well and an ozone ejector. The ozone generation and mixing system is composed of a compressed air preparation device, an ozone preparation device and an ozone concentration adjusting device; the compressed air preparation device consists of an air compressor, a refrigeration dryer and a dry compressed air storage tank; after the air compressor compresses the air, the temperature of the air rises, and meanwhile moisture in the air is separated out in a supersaturated mode; the saturated compressed air is frozen, cooled and dewatered by the refrigeration dryer to become dry compressed air with the pressure of 0.6-0.8 MPa and the dew point lower than 20 DEG C, and the dry compressed air enters the compressed air storage tank to be stored; ozone is in contact with organic matters in underground water to generate oxidation reaction, so that the purpose of degrading the organic matters is achieved, and the technical effect of degrading the organic matters is achieved.
Owner:南京尚土生态环境有限公司
A traditional Chinese medicine compound anti-virus multifunctional degradable polylactic acid fiber and its preparation method
ActiveCN112760742BNo pollutionRecyclable withMonocomponent polyesters artificial filamentArtifical filament manufactureBiotechnologyFiber
Owner:芯安健康科技广东有限公司
Degradable sanitation brush wire and preparation method thereof
InactiveCN110592715AEasy to degradeDegradation hasBristleConjugated synthetic polymer artificial filamentsWear resistantPlastic materials
The invention discloses a degradable sanitation brush wire and a preparation method thereof. The brush wire is prepared from, by weight, 80-100 parts of a base plastic material, 40-50 parts of an auxiliary material, 15-20 parts of an additive, 15-20 parts of a wear-resistant agent and 5-10 parts of an antibacterial agent. The preparation method comprises the steps that the base plastic material and the auxiliary material are mixed firstly, then the additive, the wear-resistant agent and the antibacterial agent are added, mixing continues, the mixed material is extruded through an extruder andpulled and drawn through a puller, and finally through shape setting and cutting, the finished product brush wire is obtained. The degradable sanitation brush wire is made of the degradable base plastic material, and in cooperation with the plant auxiliary material, the prepared finished product brush wire is free of toxic and harmful effects and has the characteristic of being easy to degrade. Inthe preparation process, by further adding the additive, the wear-resistant agent and the antibacterial agent, the degradable sanitation brush wire has the characteristics of being resistant to wearand bacteria and long in service life, and during use, the degradable sanitation brush wire cannot carry germs.
Owner:安徽鑫宏源刷业有限公司
Method for screening phenanthrene polycyclic aromatic hydrocarbon degrading bacteria
PendingCN113403232AGood chemical stabilityReduce biodegradationBacteriaMicroorganism based processesPolycyclic aromatic hydrocarbonTriphenylmethane
The invention provides a method for screening phenanthrene polycyclic aromatic hydrocarbon degrading bacteria. The method for the screening phenanthrene polycyclic aromatic hydrocarbon degrading bacteria mainly comprises the following steps of culturing petroleum-polluted soil in an LB liquid culture medium containing crystal violet, diluting according to a concentration gradient, coating on an LB plate containing the crystal violet, inversely culturing, selecting a colorless circle single colony, inoculating into a liquid LB test tube, culturing, and calculating the decolorization rate, and continuously screening strains with the crystal violet decolorization rate of more than 80% to enable the strains with the phenanthrene degradation rate of more than 45% to be the phenanthrene polycyclic aromatic hydrocarbon degrading bacteria. According to the method for the screening phenanthrene polycyclic aromatic hydrocarbon degrading bacteria, the crystal violet is utilized, the dye is a common triphenylmethane dye; when an observed sample can be converted into light purple from purple and finally colorless, the bacteria can degrade the crystal violet and has the effect of degrading polycyclic aromatic hydrocarbon, and the bacteria capable of efficiently degrading the crystal violet and obtained through the screening method can degrade the polycyclic aromatic hydrocarbon at the same time.
Owner:CHONGQING UNIV OF POSTS & TELECOMM
Method for making greening fertilizer from kitchen waste
ActiveCN108002871BStimulate enzyme production ratePromote reproductive metabolismBio-organic fraction processingExcrement fertilisersSoil scienceMicrobial agent
The invention discloses a method for preparing a greening fertilizer from kitchen garbage, wherein the method includes the steps of pre-treatment, desalting and deoiling, aerobic fermentation and post-treatment and particularly includes the steps: carrying out sorting and impurity removal of the kitchen garbage, desalting and deoiling, then adding a microbial agent, carrying out aerobic fermentation, and carrying out mixed granulation with functional bacteria to obtain the greening fertilizer. The method has the beneficial effects that the amount of waste is reduced, and the fertilizer is alsorich in substances such as organic matters, amino acids, organic-state nitrogen, phosphorus and potassium, medium and trace elements and the like essential for plant growth; moreover, the fertilizerhas the effects of carbon fixation and water retention, and can also increase the retention of soil nutrients, reduce the soil bulk density and increase the porosity. Therefore, the greening fertilizer is a high-efficiency and environmental-protection greening fertilizer.
Owner:ZHEJIANG OCEAN UNIV
A strain of Providencia alcaligenes and its application in degrading tetracycline and producing auxin
ActiveCN111088197BRemove or reduce residueDegradation hasBiocidePlant growth regulatorsBiotechnologyMicroorganism
The invention discloses a strain of alcaligenes providencia and its application in degrading tetracycline and producing plant auxin. The name of the Alcaligenes Providencia is Providencia alcalifaciens TC1, and the preservation number is GDMCC NO: 60787. The strain was preserved on September 25, 2019 at the Guangdong Provincial Microorganism on the 5th Floor, Building 59, Compound, No. 100 Xianlie Middle Road, Guangzhou City Culture Collection Center. Alcaligenes Providencia TC1 in the present invention can degrade tetracycline by co-metabolism and can secrete auxin or analogs, so it can be used for the degradation of low concentration tetracycline in soil and water to remove or reduce Residues of tetracycline in the environment; can also be used to produce auxin, which is used to promote plant growth.
Owner:SOUTH CHINA AGRI UNIV
Production process of novel antibacterial environment-friendly degradable operating table cloth
InactiveCN112318998AAntibacterial hasEnvironmentally friendlyLaminationHeating/cooling textile fabricsProcess engineeringAnti bacterial
The invention discloses a production process of novel antibacterial environment-friendly degradable operating table cloth. The production process comprises the following steps: step 1, manufacturing an antibacterial fabric layer; step 2, manufacturing a cotton web layer; step 3, manufacturing a composite layer of the operating table cloth; step 4, coiling the operating table cloth; step 5, inspecting the quality of the operating table cloth; and step 6, carrying out roll dividing and packaging of the operating table cloth. The production process has the beneficial effects that the operating table cloth produced by the production process has the characteristics of antibiosis, environmental protection and degradability; the operating table cloth produced by the production process can resistpathogenic bacteria in the operation process when in use, and can be degraded after being used; therefore, influence on the environment due to the fact that traditional operating table cloth cannot bedegraded after being used is effectively reduced.
Owner:昆山洁宏无纺布制品有限公司
Cooking oil smoke degradation conversion device
InactiveCN100509118CDegradation hasPollution-free treatmentDomestic stoves or rangesLighting and heating apparatusCombustible gasEngineering
The invention provides a cooking fume degradation conversion device for treating cooking fume, the device comprises a fume extractor, a through-type fume degrader is arranged on the fume flow channel formed by the fume extractor, and the through-type fume degrader The outlet of the storage tank is connected with a storage tank, and a combustible gas outlet is provided on the upper part of the storage tank. Compared with the prior art, the present invention has the following advantages: the present invention uses a fume extractor to collect cooking fume and sets a through-type fume degrader on the fume flow channel. It is because of this structure that the cooking fume and the fume degrader Contact with each other, degrade and convert into combustible gas, and the combustion product of the combustible gas is water, etc. Therefore, the present invention has the ability to degrade cooking fume, and realizes the pollution-free treatment of cooking fume.
Owner:NANJING UNIV
A kind of coated degradable slow-release potassium fertilizer
ActiveCN104262019BDegradation hasLow costLayered/coated fertilisersFertilizer mixturesOligomerPotassium
The invention discloses a coated degradation type slow release potassium fertilizer which is formed by coating a granular potassium fertilizer with a coating material, wherein the coating material occupies 2-6 percent of mass of the potassium fertilizer and is 60-140 mum in thickness; the coating material is prepared by the following method which comprises the following steps: (1) modifying soybean oil and obtaining soybean oil oligomer; (2) modifying starch and obtaining liquid starch; (3) mixing the soybean oil oligomer and the liquid starch, obtaining a mixture, then mixing with polyester resin and reacting into a film so as to obtain the coating material; the slow release period of the coating material is 30-130 days, and the coating material can be completely degraded within two years and has no residue and no pollution to the environment. The coated degradation type slow release potassium fertilizer disclosed by the invention has the advantages of degradability, low cost, long slow release period, nontoxicity, innocuity and the like.
Owner:LIAONING LU TIAN FERTILIZER CO LTD
Process for deodorizing household garbage, increasing methane yield and accelerating garbage degradation
ActiveCN114833180AGood stability and activityPromote degradationWaste processingSolid waste disposalMicrobial agentUltrafiltration
The invention relates to a process for deodorizing household garbage, increasing methane yield and accelerating garbage degradation, which comprises the following steps: step 1, mixing a microbial agent and molasses in proportion, culturing and expanding to form expanding liquid; step 2, uniformly mixing the hair expanding liquid and the ultrafiltration water according to a certain volume ratio to prepare a mixed liquid A; uniformly mixing the expansion liquid, ultrafiltration water and glucose according to a certain volume ratio to obtain a mixed liquid B; 3, mixed liquid is sprayed to the surface of the garbage, specifically, the mixed liquid A is sprayed in the morning, and the mixed liquid B is sprayed at night; step 4, welding an HDPE film to form a cover film and an air passage; covering the surface of the garbage with a covering film and an air passage; 5, arranging a landfill gas collecting pipe below the covering film; an air exhaust pipeline assembly is installed on the covering film, and the landfill gas collecting pipe penetrates out of the covering film to be communicated with the air exhaust pipeline assembly to extract landfill gas. The method has the effects of improving the deodorization rate of the household garbage, improving the methane yield and accelerating garbage degradation.
Owner:深圳市同创环保科技有限公司
A kind of composite water-based adhesive formed by polypeptide and glycyrrhizic acid and preparation method thereof
ActiveCN113512397BGood biocompatibilityEasy biocompatibilitySurgical adhesivesNon-macromolecular adhesive additivesArginineAdhesive
The invention discloses a composite water-based adhesive formed of polypeptide and glycyrrhizic acid, which comprises glycyrrhizic acid, polypeptide, twice distilled water, and a pH regulator of hydrochloric acid or sodium hydroxide; the pH value of the composite water-based adhesive is 5.5-8.0. The composite water-based adhesive of the present invention is a precursor solution formed from polypeptide and glycyrrhizic acid. Secondly, the polypeptide containing arginine residues was blended with the above precursor solution containing glycyrrhizic acid aggregates to form a composite water-based adhesive. The water-based adhesive provided by the present invention has stable and good self-healing ability, and has processability and degradability at the same time; the dry powder obtained after drying the adhesive of the present invention can immediately become an adhesive to restore viscosity after re-contacting water. It is a kind of composite water-based adhesive that is easy to store, recyclable and reusable.
Owner:JILIN UNIV
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