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54results about How to "Commonly available raw materials" patented technology
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Graphene-based nano iron oxide composite material and preparation method thereof
InactiveCN102130334AAvoid reunionPrevent heavy stackingMaterial nanotechnologyCell electrodesNano compositesFreeze-drying
The invention discloses a graphene-based nano iron oxide composite material and a preparation method thereof. By the method, iron oxide nano granules with uniform diameter and controllable shape and components can be loaded on graphene. The method comprises the following steps of: uniformly dispersing graphite oxide into deionized water by adopting an ultrasonic method to obtain graphene oxide solution; adding an iron salt precursor into the obtained solution and mixing the precursor and the solution uniformly, adjusting the pH of the solution, and hydrolyzing the iron salt; putting the mixed solution into a reaction kettle and performing hydrothermal reaction; and finally, cleaning and freeze-drying the obtained product to obtain the graphene-based nano iron oxide composite material. The raw materials are common and easily obtained, the cost is low, and the preparation process is simple, safe and environmentally-friendly; the prepared graphene-based nano iron oxide composite material has good structural stability and monodispersity; when the composite material is used as a lithium iron battery electrode material, the charge / discharge capacity can reach over 1,000mAh / g; and the composite material has good multiplying power performance and cycle life.
Owner:CHINA UNIV OF MINING & TECH
Controllable crystalline form titanium dioxide and graphite alkene composite material with high efficient photoelectricity activity and preparation method thereof
InactiveCN102513079AEasy to exportCommonly available raw materialsLight-sensitive devicesPhysical/chemical process catalystsSolar cellMaterials science
The invention discloses controllable crystalline form titanium dioxide and a graphite alkene composite material with high efficient photoelectricity activity and a preparation method thereof. The composite material is formed by mixing TiO2 powder and graphite alkene or scattering the TiO2 powder in oxidized graphite alkene dispersing agents to perform hydro-thermal reaction. The mass ratio of TiO2 powder and graphite or graphite alkene is 1:1 to 500:1. The preparation method is simple, low in cost and environmental-friendly. The controllable crystalline form titanium dioxide and a graphite alkene composite material with high efficient photoelectricity activity can control crystalline form of the obtained TiO2 according to the ratio of alcohol and water or amount of titanium sources. When the amount is amplified, the controllable crystalline form titanium dioxide and a graphite alkene composite material with high efficient photoelectricity activity have good performances. After the graphite alkene is composed, photocatalysis is greatly improved. All obtained products are applied to fields of dye sensitization solar cells, catalysts, lithium ion cells, sensing and the like.
Owner:NANJING UNIV OF TECH
Preparation method for bismuth oxyiodide/graphene oxide compound visible light catalytic material
InactiveCN102941105ALow costThe preparation process is simple and safePhysical/chemical process catalystsIodideBismuth
A preparation method for a bismuth oxyiodide / graphene oxide compound visible light catalytic material relates to a preparation method of the visible light catalytic material. The preparation method aims at solving the problems in the compound light catalytic material prepared through the existing method of being complex in operation, long in periodicity, high in requirement for devices and not suitable for large-scale production. The bismuth oxyiodide / graphene oxide compound visible light catalytic material is prepared through iodide, Bi(NO3)3-5H2O and the graphene oxide dispersion liquid. The method includes: 1 preparing graphene oxide dispersion liquid; 2 mixing and stirring iodide, Bi(NO3)3-5H2O and the graphene oxide dispersion liquid to obtain turbid liquid; and 3 conducting ultrasonic processing, then filtering, washing and drying sequentially to obtain the bismuth oxyiodide / graphene oxide compound visible light catalytic material. The preparation method is mainly used for preparing the bismuth oxyiodide / graphene oxide compound visible light catalytic material.
Owner:HARBIN NORMAL UNIVERSITY
Titanium dioxide nanotube/ graphene composite material and preparation method thereof
InactiveCN102698728AImprove photoelectrochemical performanceIncrease profitMaterial nanotechnologyPhysical/chemical process catalystsSolar cellNanotube
The invention relates to a titanium dioxide (TiO2) nanotube / graphene composite material and a preparation method thereof. The method includes utilizing graphite as a raw material, conducting oxidizing and peeling to obtain graphene oxide stably dispersed in solution, conducting suction filtering and drying to obtain graphene oxide powder, stirring TiO2P25 nanometer particles, alkali liquid and alcohol organic solvent in mixing mode, then adding the the graphene oxide powder into the mixture to be dispersed, delivering obtained mixed liquid into a reaction kettle, conducting closed reaction, conduct cooling to the room temperature, conducting separation to obtain white precipitate and conducting washing and burning to obtain the TiO2 nanometer / graphene composite material. The TiO2 nanometer / graphene composite material is high in solar energy utilization ratio, free of self particle agglomeration and free of re-accumulation of graphene slice layers. Simultaneously, raw materials are easy to obtain and low in cost. The preparation process is simple and safe. The material has potential application value in the fields of electrode materials, photocatalysis, solar energy splitting water, solar cells, environment and the like.
Owner:无锡润鹏复合新材料有限公司
Method for coloring wood by fermenting microorganisms
The invention discloses a method for coloring wood by fermenting microorganisms, which is characterized by comprising the following steps: thoroughly cooking whole grains and cooling to room temperature; adding white vinegar, dietary alkali or soaking filtering water of plant ash and alcohol yeast for mixing and stirring to be uniform; placing the mixture into a clean container for sealing and then placing at a place the ambient temperature of which is 0-60DEG C for over 24 hours; deslagging and filtering to obtain fermentation liquor; coating the fermentation liquor on a coloring surface of the wood; sealing and wrapping with a thin film or an agricultural film for fermentation; placing the wood at a place the ambient temperature of which is 0-80DEG C; and coloring after fermenting for over 2 hours. All raw materials used by the invention are nuisanceless; the wood can be colored under the action of fermenting the microorganisms on the wood without volatile organic solvent and toxic compound; harmful gases cannot be generated during use; and in addition, the invention can prevent the environmental pollution and ensure the health of people and has lower production cost.
Owner:ZHEJIANG BIYORK WOODEN
Novel 2,6-site-substituted BODIPY organic dye sensitizer and preparation method therefor
ActiveCN105238092ACommonly available raw materialsReduce manufacturing costMethine/polymethine dyesLight-sensitive devicesSynthesis methodsElectron donor
The present invention relates to a novel 2,6-site-substituted BODIPY organic dye sensitizer and a preparation method therefor. The organic dye sensitizer is organic photovoltaic materials with a D-pi-A structure. By taking a meso-site-substituted BODIPY core as a pi bridge framework, the sites 2 and 6 of the BODIPY core is respectively substituted by an electron donor and an electron acceptor. The present invention further discloses a preparation method for the above the dye sensitizer. The preparation method obtains a dye molecule having a general structural formula I by taking 2,4-dimethylpyrrole as an initial reaction raw material, performing a serials of simple synthesis reactions, and finally performing classical Suzuki coupling and Knoevenagel condensation reactions. The dye sensitizer synthesis method is simple, easy to control and high in yield, and has general applicability. When the method is applied to dye sensitized solar cell preparation, a dye sensitized solar cell material with a high fill factor and an ideal photoelectric conversion efficiency can be obtained. The formula I is shown in the description.
Owner:邳州市润宏实业有限公司
Calcium aluminate titanate powder and preparation method thereof
The invention relates to calcium aluminate titanate powder and a preparation method thereof. The preparation method comprises the following steps: adding slaked lime, (Rho)-Al2O3 micropowder and titanium dioxide in a mass ratio of 1:(3.05-3.10):(3.15-3.25) into a ball mill, and performing ball milling for 1-2 hours; putting the product in a muffle, and calcinating for 0.5-1h at 550-600 DEG C to obtain light-burnt mixed powder; adding water into the light-burnt mixed powder at a mass ratio between the light-burnt mixed powder and water of 1:(0.30-0.45), and levigating until the particle size is less than or equal to 60mu m; adding the product into a pug mill, performing vacuum extrusion moulding, and aging for 24-36 hours; and heating to 1,400-1,550 DEG C in a high-temperature furnace, preserving heat for 1-3 hours and breaking to obtain calcium aluminate titanate powder. The preparation method has the characteristics of simple technology and low cost; and the prepared calcium aluminate titanate powder has high conversion rate and good sintering property.
Owner:WUHAN UNIV OF SCI & TECH
Preparation method of superfine manganese oxide
ActiveCN102464355ANot easy to coalesceStrong reductionManganese oxides/hydroxidesOrganic acidCarboxylic acid
The invention discloses a preparation method of a superfine manganese oxide. The preparation method comprises the following steps of: adding organic acid to a manganese salt solution, stirring for uniform mixing, then drying and roasting to obtain the superfine manganese oxide, wherein manganese salt is divalent soluble manganese salt, the concentration of the manganese salt solution is 20-50 percent, the organic acid is organic carboxylic acid with oxidization resistance or ascorbic acid with reducibility, wherein the molar ratio of carboxyl in the organic carboxylic acid to manganese is (1-6): 1, the molar ratio of the ascorbic acid to the manganese is (0.5-3): 1, the stirring temperature is 40-80 DEG C, and a solvent is kept to be evaporated in the range of the stirring temperature; the drying temperature is 100-120 DEG C; and the roasting temperature is 300-600 DEG C, and the roasting time is 2-10h. The preparation method disclosed by the invention has the advantages of simple production process flow and common and easily-obtained raw materials; and the prepared manganese oxide powder has the particle size of between 10nm and 60nm.
Owner:CHINA PETROLEUM & CHEM CORP +1
Preparation method of graphene/titanium dioxide composite photocatalyst
The invention relates to a preparation method of a graphene / titanium dioxide composite photocatalyst, which comprises the following steps: dissolving oxidized graphite in an organic solvent and obtaining oxidized graphene dispersion by ultrasonic processing; adding titanium salt precursor to the oxidized graphene dispersion and stirring evenly; transferring the mixed dispersion into a hydrothermal reaction kettle and reacting at 120-200 DEG C for 4-20 hours; respectively cleaning the product of the reaction by absolute ethyl alcohol and de-ionized water; and drying in vacuum at 40-80 DEG C for 8-24 hours to obtain the graphene / titanium dioxide composite photocatalyst. The invention has the advantages of common and easily obtained raw material, low cost and simple and safe preparation process, and in the obtained product, TiO2 particles can be evenly dispersed on the surface of the graphene, and stronger acting force is formed between the TiO2 particles and the surface of the graphene,thereby avoiding aggregation of the particles and effectively preventing restacking of graphene laminas. The graphene / titanium dioxide composite photocatalyst has good photocatalysis activity due to structural advantages and has potential application value in the fields of environment protection and solar cells.
Owner:EAST CHINA UNIV OF SCI & TECH
Method for preparing ammonium salts of cyclohexanpentol phosphate ester
InactiveCN1830986AEasy to prepareEasy to operateGroup 5/15 element organic compoundsPhosphateGeneral equation
The invention relates to producing method of the viburnitol phosphate ester ammouium salt, which is the compound expressed by the general equation. The R1 is elected from the amine having the atomicity of 3-18; the R2 and R3 are elected form -H-PO (OH) 2, or PO (OH)'2R, R' is also elected from the amine having the atomicity of 3-18. The producing method of the compound includes the composing the viburnitor, the viburnitol phosphate ester, and the viburnitol phosphate ester ammouium salt. The method has some merits of the simplicity of operation,the cheap cost and the low environmental pollution.
Owner:SICHUAN NORMAL UNIVERSITY
Purification method for lanolin cholesterol
ActiveCN102690312AImprove product qualityMeeting the demand for high-purity lanolin cholesterolSteroidsPurification methodsCholesterol
The invention discloses a purification method for lanolin cholesterol. The method includes three steps: acid cleaning, alkaline cleaning and neutral cleaning. The purity of crude lanolin cholesterol reaches 99.3 percent after going through the purification process, an increase of 8.5 percent when compared with existing purities in the market, and can meet market requirements on high-purity lanolin cholesterol. The purification method for the lanolin cholesterol has the advantages of high product quality, ordinary and easy-obtained raw materials, low production cost, consumption and pollution, simplicity in process, easiness in operation, suitableness for purification of large-scale production of the lanolin cholesterol and the like, so that market requirements on the high-purity lanolin cholesterol are met.
Owner:HENAN LIWEI BIOLOGICAL PHARMA
Preparation method of Ni-P alloy lithium ion battery cathode material of core-shell structure
The invention discloses a preparation method of a Ni-P alloy lithium ion battery cathode material of a core-shell structure, which comprises the following steps of: mixing choline chloride, ethylene glycol and propylene glycol to obtain a mixed solution, orderly adding NiCl12 and NH4H2PO2 to the mixed solution to obtain a reaction precursor solution after ultrasonic dissolving, heating and back flowing the reaction precursor solution, and taking out precipitates to be processed to obtain final products. In the mixed solution, the molar ratio of choline chloride to ethylene glycol to propylene glycol is (0.5-1): (0.5-1.5): (0.5-1.5). The concentration of NiC12 and NH4H2PO is 0.01-1 mol / L based on the volume of the mixed solution is 1L. The raw materials adopted by the preparation method disclosed by the invention are common and easy to obtain, and the preparation process is simple and available. Reaction system components of the preparation method disclosed by the invention are simple, and the preparation method disclosed by the invention adopts a normal pressure and high temperature single-step backflow method, and has the advantages of simplicity in operation, no steam exhaust, energy conservation and environmental protection.
Owner:ZHEJIANG UNIV
Magnetic-guide self-propelled micro/nano motor based on gamma-Fe2O3/MnO2 and preparation method of micro/nano motor
ActiveCN109594326ACommonly available raw materialsLow costOther chemical processesCarbon fibresMicro nanoEngineering
The invention discloses a magnetic-guide self-propelled micro / nano motor based on gamma-Fe2O3 / MnO2 and a preparation method of the micro / nano motor. Kapok fiber is used as a template, gamma-Fe203 andMnO2 are supported, and the magnetic-guide self-propelled micro / nano motor based on gamma-Fe2O3 / MnO2 is prepared. The micro / nano motor can reach inaccessible polluted areas for cleaning treatment through magnetic guide and bubble drive and recovery gamma-Fe2O3 through an external magnetic field after tretament to avoid secondary pollution. Preparation raw materials are ordinary and easy to obtain,the cost is low, the preparation process is simple, green and environmentally friendly, and the prepared micro-nano motor has excellent adsorption performance and recycling performance and potentialapplication values in the environmental protection field.
Owner:FUJIAN UNIV OF TECH
Preparation method and application of mordenite molecular sieve
PendingCN112645349ACommonly available raw materialsHigh catalytic activityMolecular sieve catalystsPreparation by carbon monoxide or formate reactionMolecular sievePtru catalyst
The invention discloses a preparation method of a mordenite molecular sieve with a high silica-alumina ratio. The preparation method comprises the following three steps: (1) carrying out pre-crystallization on a mixture I containing a silicon source I, an aluminum source I, hydroxide of the alkali metal ion M', a template agent R1 and water to obtain a silicon-aluminum precursor; (2) aging a mixture II containing a silicon source II, an aluminum source II, hydroxide of alkali metal ions M, a template agent R2 and water to obtain structure-oriented sol; and (3) mixing the silicon-aluminum precursor and the structure-oriented sol, carrying out hydrothermal crystallization, and roasting to obtain the mordenite molecular sieve. According to the method, the mordenite molecular sieve with the silica-alumina ratio higher than 40 can be prepared, the mordenite molecular sieve is used as a catalyst for synthesizing methyl acetate through dimethyl ether carbonylation, the conversion rate of dimethyl ether is high, and the stability of the catalyst is obviously superior to that of a dimethyl ether carbonylation catalyst prepared from the mordenite molecular sieve synthesized through a one-step method under the same conditions.
Owner:YANCHANG ZHONGKE (DALIAN) ENERGY TECH CO LTD
Litchi transparent soap and preparation method thereof
ActiveCN103289838ACommonly available raw materialsReduce manufacturing costAlkali/ammonium soap compositionsSucroseGlycerol
The invention relates to a litchi transparent soap. The litchi transparent soap comprises the following steps in percentage by weight: 8%-12% of coconut oil, 4%-8% of palm oil, 5%-9% of castor oil, 12%-14% of sodium hydroxide solution with the mass concentration of 30%, 10%-15% of anhydrous ethanol, 10%-18% of glycerine, 6%-8% of propylene glycol, 2%-3% of dipropylene glycol, 11%-15% of sucrose, 1%-3% of crystallization refining agent, 1%-5% of litchi seed extraction solution and 9%-14% of water. The litchi transparent soap disclosed by the invention has the advantages of capability of turning waste litchi seeds into treasures, ordinary raw material, easiness in obtaining the raw material, low production cost, high product transparency and good skin-moistening and skin care effects.
Owner:SHENZHEN SOURCE COMMODITY PRODION
Preparation method and use of polydopamine-graphene hydrogel adsorbent
InactiveCN109174042ACommonly available raw materialsReduce energy consumptionOther chemical processesWater contaminantsHydrazine compoundThermal insulation
The invention provides a preparation method and use of a polydopamine-graphene hydrogel adsorbent. The preparation method comprises: (1) stirring graphene oxide and a hydrazine hydrate solution at thenormal temperature and ultrasonically dispersing the mixture to obtain a uniform mixed solution, (2) adding a buffering reagent into the mixed solution in the step (1), and stirring the mixed solution, and (3) adding dopamine hydrochloride into the mixture in the step (2), stirring the mixture, and carrying out thermal insulation treatment at 60-80 DEG C for 8-10h to obtain polydopamine-graphenehydrogel. The polydopamine-graphene hydrogel adsorbent can be synthesized under normal pressure through one process. The polydopamine-graphene hydrogel has stable physical and chemical properties, a high specific surface area, a strong adsorption capacity and stable recycling adsorption performances. The preparation method is suitable for large-scale production and can be used for treating industrial wastewater.
Owner:BEIJING JIAOTONG UNIV
Novel organic dye sensitizer containing BODYPY type conjugate units and preparation method of sensitizer
InactiveCN106221280ACommonly available raw materialsReduce manufacturing costStyryl dyesLight-sensitive devicesCyanoacetic acidSynthesis methods
The invention discloses a novel organic dye sensitizer containing BODYPY type conjugate units and a preparation method of the sensitizer. The novel organic dye sensitizer is an organic light-sensitive dye of a D-pi-pi-A structure, a BODYPY nuclear bridging phenyl group substituted at the meso- site serves as the pi bridge framework, a triphenylamine derivative serves as the electron giver unit, and cyanoacetic acid serves as the electron receptor unit. The invention further discloses a preparation method of the organic dye sensitizer. Organic dye sensitizer molecules are obtained through the two-step Suzuki coupling reaction and the one-step Knoevenagel condensation reaction, and the structural general formula is seen in the formula I (please see the formula I in the description). The organic dye sensitizer is simple in molecule synthesis method, easy to control and high in yield and has general applicability, and a dye sensitive solar cell material with excellent performance can be obtained after the organic dye sensitizer is applied to preparation of a dye sensitive solar cell.
Owner:DONGGUAN UNIV OF TECH
Preparation method of hydroxyl acrylate emulsion for waterborne wood paint
The invention discloses a preparation method of a hydroxyl acrylate emulsion for waterborne wood paint. The method comprises the following steps: using a core-shell synthesis technique, firstly generating a soft core with very small particle size by adopting microemulsion polymerization, and then polymerizing a layer of hard shell with a room-temperature self-crosslinking function; wherein the hydroxyl-containing function can be uniformly or emphatically distributed in the core and the shell layer as required, and the monomer composition of the shell layer contains a proper amount of functional monomer diacetone acrylamide capable of carrying out room-temperature self-crosslinking and is matched with adipic dihydrazide to carry out room-temperature self-crosslinking; the obtained product has the characteristics of small particle size, high transparency, good polishability, good hardness and good tolerance, and is suitable for being used as single-component or double-component wood paint, especially varnish primer.
Owner:CHANGSHU BATF TECH CO LTD
Preparation method of nano manganese oxide
InactiveCN102910679AThe preparation process is simpleCommon raw materialsNanotechnologyManganese oxides/hydroxidesManganese oxideSolvent
The invention discloses a preparation method of nano manganese oxide. The method comprises the following steps: ascorbic acid is added into acetum, and then the nano manganese oxide is obtained after the ascorbic acid and the acetum are stirred, mixed to be uniform, dried and roasted; the concentration of manganese acetate solution is 20 to 50 percent, the mol ratio of the ascorbic acid to manganese is (0.5 to 3):1, the stirring temperature is 40 to 80 DEG C, and vaporizing solvent is kept within the temperature range; the drying temperature is 110 DEG C; and the roasting temperature is 320 to 450 DEG C, and the roasting time is 2 to 10 hours. The method has the advantages that the production process flow is simple, material is common and easily available, and the particle size of obtained manganese oxide powder is smaller than 100nm.
Owner:ANHUI UNIVERSITY OF TECHNOLOGY AND SCIENCE
Preparation method of Ni-P alloy lithium ion battery cathode material of core-shell structure
The invention discloses a preparation method of a Ni-P alloy lithium ion battery cathode material of a core-shell structure, which comprises the following steps of: mixing choline chloride, ethylene glycol and propylene glycol to obtain a mixed solution, orderly adding NiCl12 and NH4H2PO2 to the mixed solution to obtain a reaction precursor solution after ultrasonic dissolving, heating and back flowing the reaction precursor solution, and taking out precipitates to be processed to obtain final products. In the mixed solution, the molar ratio of choline chloride to ethylene glycol to propylene glycol is (0.5-1): (0.5-1.5): (0.5-1.5). The concentration of NiC12 and NH4H2PO is 0.01-1 mol / L based on the volume of the mixed solution is 1L. The raw materials adopted by the preparation method disclosed by the invention are common and easy to obtain, and the preparation process is simple and available. Reaction system components of the preparation method disclosed by the invention are simple, and the preparation method disclosed by the invention adopts a normal pressure and high temperature single-step backflow method, and has the advantages of simplicity in operation, no steam exhaust, energy conservation and environmental protection.
Owner:ZHEJIANG UNIV
Graphene-based nano iron oxide composite material and preparation method thereof
InactiveCN102130334BAvoid reunionPrevent heavy stackingMaterial nanotechnologyCell electrodesNano compositesFreeze-drying
The invention discloses a graphene-based nano iron oxide composite material and a preparation method thereof. By the method, iron oxide nano granules with uniform diameter and controllable shape and components can be loaded on graphene. The method comprises the following steps of: uniformly dispersing graphite oxide into deionized water by adopting an ultrasonic method to obtain graphene oxide solution; adding an iron salt precursor into the obtained solution and mixing the precursor and the solution uniformly, adjusting the pH of the solution, and hydrolyzing the iron salt; putting the mixed solution into a reaction kettle and performing hydrothermal reaction; and finally, cleaning and freeze-drying the obtained product to obtain the graphene-based nano iron oxide composite material. The raw materials are common and easily obtained, the cost is low, and the preparation process is simple, safe and environmentally-friendly; the prepared graphene-based nano iron oxide composite material has good structural stability and monodispersity; when the composite material is used as a lithium iron battery electrode material, the charge / discharge capacity can reach over 1,000mAh / g; and the composite material has good multiplying power performance and cycle life.
Owner:CHINA UNIV OF MINING & TECH
Organic dye sensitizer and preparation method thereof
InactiveCN103980729AStable structureCommonly available raw materialsMethine/polymethine dyesLight-sensitive devicesOrganic dyeEnergy conversion efficiency
The invention discloses an organic dye sensitizer with semi-rigid conjugated side groups and a preparation method of the organic dye sensitizer. The organic dye sensitizer has a D-pi-A structure and has the advantages of stable structure, easily available common raw materials and low production cost. The organic dye sensitizer is applied in preparing dye-sensitized solar cells to obtain a better effect that the energy conversion efficiency is 7-8% under the condition that the device is optimized and the organic dye sensitizer has certain practical application value.
Owner:XIANGTAN UNIV
Floor coloring and polishing agent
The invention discloses a floor coloring and polishing agent, which relates to a daily chemical product. The floor coloring and polishing agent consists of the following raw materials in portion by mass: A, 5 portions of potassium permanganate; B, 1,000 portions of water; C, 1 portion of cera flava; D, 4 portions of ozocerite; and E, 17 portion of oil of turpentine. The floor coloring and polishing agent has the following advantages that: 1) the color of a wood floor can be uniformized while the wood floor is polished so as to increase the appearance attraction; 2) the raw materials adopted are environmentally-friendly and nuisanceless, and are suitable for being used in living rooms; 3) the raw materials are common and are easy to get, and the configuration process is simple and easy to learn; and 4) the floor coloring and polishing agent is in accordance with fashionable pursuits, and has broad market prospects.
Owner:BEIJING BRIDGECOM SE
Pollution-free blueberry soil pH regulating solution and use method thereof
InactiveCN105802632APrevent compactionQuick resultsAgriculture tools and machinesOther chemical processesOrganic matterPollution
The invention provides a blueberry soil pH regulating solution which is turbid liquid obtained after tomatoes which are not completely ripe are mashed and then naturally fermented.The regulating solution is applied to soil before blueberry planting and soil with the pH value higher than 5.0 after blueberry planting, the regulating solution is used for irrigating blueberry planting pits, and blueberry planting is conducted till the pH value of soil is 4.5-5.0; after blueberry planting, the regulating solution is specifically applied to a blueberry garden with the pH value of soil higher than 5.0, the roots of planted plants are regularly irrigated every 4-7 days by means of the regulating solution till the pH value of soil is 4.5-5.0, and irrigation ends.The blueberry soil pH regulating solution has the advantages that the pH regulating solution is safe, free of pollution, convenient to apply and high in organic matter content, and soil hardening is not caused.
Owner:KAILI UNIV
Controllable crystalline form titanium dioxide and graphite alkene composite material with high efficient photoelectricity activity and preparation method thereof
InactiveCN102513079BEasy to exportCommonly available raw materialsLight-sensitive devicesPhysical/chemical process catalystsLithiumAlcohol
Owner:NANJING TECH UNIV
A class of asymmetric V-shaped organic dye sensitizers, preparation method and applications thereof
InactiveCN110845489AImprove performanceAppropriate energy gapLight-sensitive devicesOrganic chemistrySpectral responseOrganic dye
The invention discloses a class of asymmetric V-shaped organic dye sensitizers, wherein the molecules adopt triphenylamine and phenothiazine as electron donating groups, a long carbon chain is introduced into the N atom of the phenothiazine, benzothiazole is used as an auxiliary receptor, triphenylamine or phenylcarbazole is used as a pi-conjugated m-bridge, and cyanoacrylic acid is used as an anchoring group. According to the invention, benzothiazole is used as an auxiliary receptor so as to adjust energy gap and improve spectral response range, and triphenylamine or phenylcarbazole is introduced as a pi conjugate bridge so as to widen the spectral response range, so the material can move to a near infrared region, the intramolecular charge transfer is enhanced, the light capture efficiency is enhanced, the device performance is improved, and the material can be used for preparing a dye-sensitized solar cell.
Owner:NANJING UNIV OF POSTS & TELECOMM
Inverted-Y-shaped elastic adhesive tape for effectively fixing stomach tube
PendingCN110448787ANovel shape designFixed, safe and reliableSurgical needlesPlastersNoseStomach tube
The invention discloses a novel inverted-Y-shaped elastic adhesive tape for efficiently fixing a stomach tube, and relates to the field of apparatuses, tools or accessories special for surgery or diagnosis. The inverted-Y-shaped elastic adhesive tape with a proper size is cut from a medical desensitization adhesive tape roll, and the cut inverted-Y-shaped elastic adhesive tape comprises a head part, a body part, two arm parts and two leg parts, wherein the head part is elliptical, the long axis is 1.2-1.7 times of the short axis, the head part is sufficiently attached to the nose wing of a patient, and the leg parts are wound and attached to the external close-to-nose end of the stomach tube. The elastic adhesive tape has the advantages of being firm in fixing and effectively preventing the tube from falling. The use experience of the patient is good; the pressure injuries of nose skin and mucosa and swelling and itching of peripheral skin can still be effectively avoided when the stomach tube needs to be placed in vivo for a long time. The novel inverted-Y-shaped elastic adhesive tape has the outstanding advantages of being wide in application range, novel in shape, convenient touse, easy to popularize and the like, raw materials are easy to obtain, and the novel inverted-Y-shaped elastic adhesive tape is a novel medical consumable integrating economical efficiency and practicability.
Owner:AFFILIATED ZHONGSHAN HOSPITAL OF DALIAN UNIV
Prepn process of alizapride hydrochloride
InactiveCN101066968AHigh yieldCommonly available raw materialsOrganic chemistryBenzotriazoleAlizapride hydrochloride
The present invention relates to alizapride hydrochloride preparing process, which includes the following steps: 1. preparing intermediate 2-methoxy-4-amino-5-nitrobenzoic acid; 2. preparing intermediate sodium 2-methoxy-4-acetamino-5-nitrobenzoate; 3. preparing intermediate 2-methoxy-4, 5-diaminobenzoic acid; 4. preparing intermediate 5-methoxy-6-carboxyl benzotriazole; 5. preparing intermediate 5-methoxy-6-methoxycarbonyl benzotriazole; and 6. preparing alizapride hydrochloride. The present invention has the advantages of high yield, simple operation and less pollution.
Owner:苏州摩尔医药有限公司
Processing method of chocolate chips-added leisure cake food
InactiveCN106720114ASimple processing methodUnique taste of finished productDough treatmentBakery productsFlavorSucrose
The invention discloses a processing method of chocolate chips-added leisure cake food. The raw materials include 53 parts of sucrose, 29 parts of rapeseed oil, 2 parts of salt, 38 parts of egg liquid, 100 parts of low-gluten flour, 7 parts of baking soda, 13 parts of mashed banana, 5 parts of citric acid, 2 parts of food-grade preservative and 5 parts of chocolate chips; and the processing method comprises the following steps: adding appropriate pure water into the raw materials and mixing until the paste is in a silk form when lifted, and pouring into a mould for moulding; baking in an oven at 400 degrees Fahrenheit for 8-13 minutes; and taking the product out of the oven and cooling to obtain a finished product. In the invention, the raw materials are common and easily available, the processing method is simple, and the finished product is of a unique flavor. The processed leisure cake integrates the advantages of French roll and makes up for the defects of the product in appearance and mouthfeel, and a new kind of leisure food with perfect market prospect is provided for people. Meanwhile, the method can make use of the existing equipment and realizes industrial production of the product.
Owner:河南天香面业有限公司
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