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Modulation of plant xylan synthases
The present invention provides compositions and methods for manipulation of plant arabinoxylose and plant xylan synthases. Compositions include novel nucleotide sequences encoding xylan synthases and biologically active variants thereof. The invention also includes the discovery xylan synthase activity is a property of CslA polypeptides. Further provided are methods for xylose manipulation using the sequences disclosed herein. One method comprises stably incorporating into the genome of a plant cell, a CslA encoding nucleotide sequence operably linked to a heterologous promoter and regenerating a stably transformed plant. Methods for enhancing digestibility of plants and improving gum production in plants are also provided.
Owner:PIONEER HI BRED INT INC
Epoxy resin, epoxy resin composition thereof and cured product thereof
ActiveUS20040176563A1Increase crosslink densityImprove heat resistanceOrganic chemistrySynthetic resin layered productsHydrocarbonEpoxy
An epoxy resin represented by general formula (2), R1-R4 indicate hydrocarbon group of carbon number 1-6, n is 0 or integer of 1 or more and X in aromatic compound (1) is a bond or following general formula wherein R1-R6 indicates hydrogen atom or hydrocarbon group of carbon number 1-6, obtained by reacting aromatic compound represented by general formula (1) and epihalohydrine, having molecular weight distribution comprising, content of n=0 component in the epoxy resin represented by general formula (2) is 60% or less and epoxy equivalent is 250 g / eq or over.
Owner:NIPPON STEEL CHEMICAL CO LTD
End-to-end dialogue method and system integrated with external knowledge
ActiveCN110188167AReduce training timeImprove industrial applicabilityKnowledge representationText database queryingDialog systemData science
The invention discloses an end-to-end dialogue method and system integrated with external knowledge, wherein the method comprises the steps of obtaining the input text information; obtaining the dialogue historical information corresponding to the input text information, and encoding the dialogue historical information to generate a historical information vector; acquiring the database information, encoding the database information through a multi-head key value of an external database access module by using a memory network, and generating a database vector; and encoding the input text information, and generating a text reply according to the historical information vector and the database vector. According to the method, a dialogue system completely based on an attention mechanism is established, the model training time is shortened, the knowledge base information is extracted from multiple dimensions, and the knowledge base retrieval capability is enhanced.
Owner:BEIJING UNIV OF POSTS & TELECOMM
Optical film
InactiveUS20100068459A1Reduce aggregationReduce adhesionSynthetic resin layered productsTraffic signalsResin coatingOptical thin film
The present invention relates to an optical film comprising a substrate having microstructures and a resin coating disposed on the microstructures of the substrate. The resin coating comprising a plurality of organic particles and a binder. The microstructures comprise a plurality of columnar structures which are equilateral, and the organic particles are tangent to the columnar structures. The height of the organic particles is not less than the height of the columnar structures. The optical film of the present invention enables the organic particles to be uniformly and orderly distributed so that the transmitting light is homogenized and the brightness can be enhanced.
Owner:ETERNAL MATERIALS CO LTD
Automatic tool-changing arm of automatic tool changer
InactiveUS7604584B1Hold steadyImprove industrial applicabilityGripping headsTool changing apparatusGear wheelEngineering
An automatic tool-changing arm of an automatic tool changer applicable to a machine tool, primarily comprises an immovable platform, a movable platform located below the immovable platform, a platform driving device driving the movable platform to vertically move with respect to the immovable platform, a gear assembly settled on the moveable platform and an arm body fixedly attached to the movable platform and to be rotated by the gear assembly, wherein the arm body has two ends each equipped with a clamp driving device and a power clamp. Thereby, the arm body can perform vertical movements and horizontal rotations precisely and stably so as to enhance the reliability of the tool-changing arm.
Owner:CAMPRO PRECISION MACHINERY
Non-Metallic Nano/Micro Particles Coated with Metal, Process and Applications Thereof
InactiveUS20100047546A1Excellent algaecideExcellent bacteriostatic propertyLiquid surface applicatorsMetal-working apparatusPolyvinyl chlorideSilicon dioxide
The present invention provides a simple and economical process for preparation of metal-coated non-metallic nano / micro particles. The nano / micro particles are composed of a core and metallic coat over the core using silver or other transition / noble metals. The core of the non-metallic nano / micro particles are selected from inorganic material such as silica, calcium carbonate, barium sulfate, or emulsion grade polyvinyl chloride and other polymers prepared by emulsion process including porous polymers. The metal coating is selected from the transition / noble metals such as copper, nickel, silver, palladium, platinum, osmium, ruthenium, rhodium, and such other metals and their combinations that are easily reducible to elemental metal.
Owner:NANOMECH INC
Method for producing silica particles, synthetic quartz powder and synthetic quartz glass
InactiveCN1413169AHigh purityImprove industrial applicabilitySilicaGlass shaping apparatusSilica particleProton
A method for producing silica particles comprising freezing a hydrous silica gel, thawing the frozen gel and removing the water having been separated from the gel by thawing, to thereby dehydrate the hydrous silica gel and provide silica particles; a method for producing a synthetic quartz powder comprising washing and then burning the above silica particles; a method for producing a synthetic quartz powder comprising removing alkaline components from water glass, adding an oxidizing agent and an acid, passing the resultant mixture through a proton type cation exchange resin, and then gelating the resultant solution, followed by washing and firing; and a method for producing a quartz glass comprising holding a silica at 150 to 400 DEG C, 500 to 700 DEG C, and then 1100 to 1300 DEG C, for specific times, respectively.
Owner:M WATANABE CO LTD +1
Epoxy resin, epoxy resin composition thereof and cured product thereof
ActiveUS7332557B2Superior in mechanical feature and heat resistance and water resistanceImprove adhesionOrganic chemistrySynthetic resin layered productsCarbon numberEpoxy
An epoxy resin represented by general formula (2),wherein R1-R4 indicate a hydrocarbon group of carbon number 1-6, n is 0 or integer of 1 or more and X is a bond or the following general formulawherein R5-R6 indicate a hydrogen atom or hydrocarbon group of carbon number 1-6, obtained by reacting an aromatic compound represented by general formula (1) and epihalohydrine,wherein R1-R4 and X are as identified herein, having molecular weight distribution comprising, content of n=0 component in the epoxy resin represented by general formula (2) is 60% or less and epoxy equivalent is 250 g / eq or over.
Owner:NIPPON STEEL CHEMICAL CO LTD
Mobile vehicle charging system
ActiveUS20180043782A1Precise and widespread surveillanceImprove monitoring capabilitiesCharging stationsUnmanned aerial vehiclesElectricityMobile vehicle
The mobile vehicle charging system is applied to a mobile vehicle and includes a docking platform and a charging device. The docking platform provides parking to the mobile vehicle. The charging device includes an electricity transmission interface and an electricity measurement module. When the mobile vehicle is parked on the docking platform, the electricity transmission interface charges a battery module through an electricity reception interface of the mobile vehicle. As such, when an operator of the mobile vehicle parks the mobile vehicle onto the docking platform, the mobile vehicle can be automatically charged by the mobile vehicle charging system.
Owner:AMKO SOLARA LIGHTING
Solar cell module with perovskite layer
InactiveUS20170194102A1Avoid decompositionImprove instabilityLight-sensitive devicesSolid-state devicesElectrical conductorTransport layer
A solar cell module with a perovskite layer is revealed. The solar cell module includes a transparent substrate with a light incident surface and a surface opposite to the light incident surface. A plurality of solar cell units is disposed on the surface and each solar cell includes a transparent conductive layer, a first carrier transport layer, a perovskite layer and a second carrier transport layer. An insulation layer is not only located between the adjacent solar cell units but also covered over the solar cell units. A plurality of conductors is used for electrical connection of the plurality of solar cell units in series. Thus the solar cell module has better open circuit voltage and higher stability owing to connection way of the solar cell units in series and the insulation layer.
Owner:CPC CORPORATION
Heat conduction enhanced molten salt composite phase change material and heat storage device and energy storage method
PendingCN108117860AImprove thermal conductivityHigh densityHeat storage plantsEnergy inputNitrate saltsMolten salt
The invention relates to the technical fields of high temperature heat utilization and energy storage, and particularly relates to a heat conduction enhanced molten salt composite phase change material and a heat storage device and an energy storage method; expanded graphite and Hitec ternary molten nitrate salt are selected as the raw materials of a molten salt composite phase change material; the additive amount of the expanded graphite is 20%, and the loose porous expanded graphite is entirely immersed in a saturated nitrate solution; then the mixture is heated at constant temperature of 90DEG C, is stirred all the time with an electric stirrer in the heating period until most water in the saturated nitrate solution is evaporated, and then is heated at constant temperature of 120 DEG C, the rest water is completely evaporated, and finally the mixture is dried to obtain the KNO3-NaNO2-NaNO3 / expanded graphite composite phase change material; according to the invention, the heat conduction performance of the material is enhanced; the heat storage system is formed by stacking in the form of a filling bed, so that the industrial applicability is increased, and the material can be used for heat storage devices of industrial furnaces, iron making hot blast stoves, heat storage subsystems of focusing solar thermal power generation and the like.
Owner:DONGGUAN UNIV OF TECH
N, N-dimethyl imidodicarbonimidic diamide acetate, method for producing the same and pharmaceutical compositions comprising the same
InactiveUS8058312B2Good effectSuperior in pharmaceuticalOrganic active ingredientsBiocideSolubilityCoronary heart disease
The present invention relates to N,N-dimethyl imidodicarbonimidic diamide acetate, a method of preparing the same and a pharmaceutical composition comprising the same, and more particularly, to N,N-dimethyl imidodicarbonimidic diamide acetate which is a crystalline acid addition salt prepared by reacting N,N-dimethyl imidodicarbonimidic diamide with acetic acid, and which is very effective as a therapeutic agent for treating metabolic syndromes that glycosuria and diabetes mellitus, obesity, hyperlipidemia, fatty liver, coronary heart disease, osteoporosis, polycystic ovarian syndrome, a cancer depleted of gene P53, etc. are complexly occurred; treating diabetes mellitus and preventing its complication; and treating a cancer and preventing myalgia, muscle cell cytotoxicity and rhabdomyolysis, etc. since the acid addition salt is excellent in physicochemical properties such as solubility, stability, non-hygroscopicity, anti-adhering property, etc., and low toxicity, a method of preparing the same and a pharmaceutical composition comprising the same.
Owner:HANALL PHARMA CO LTD
Ti3O5 dense block material and preparation methods thereof
The invention provides a Ti3O5 dense block material. The density of the Ti3O5 dense block material is higher than or equal to 80%, and the Ti3O5 dense block material comprises components as follows: 70wt%-100wt% of Ti3O5, 0-29wt% of TinO(2n-1) and 0-1wt% of C, wherein for TinO(2n-1), n is larger than 3 and smaller than 6. A preparation method comprises steps as follows: Ti3O5 powder is fed into a die, the die is placed in a discharge plasma sintering furnace or an electric field activation pressure assisted sintering furnace, 25KN-100 KN of pressure is applied to the Ti3O5 powder in the die in the protective atmosphere, the Ti3O5 powder is heated to 900-1,400 DEG C and sintered for 5 min-60 min under the pressure application, electric current is cut off after sintering is finished, the applied pressure is reduced by half, the Ti3O5 powder is cooled to be lower than 100 DEG C with the furnace, then the pressure is completely released, and the material is discharged from the furnace. The invention further provides another three preparation methods of the Ti3O5 dense block material. One novel Ti3O5 material is developed, and the application of Ti3O5 is extended.
Owner:成都锦钛精工科技有限公司
Single crystal copper, manufacturing method thereof and substrate comprising the same
InactiveUS20150064496A1Improve industrial applicabilityImprove featuresFrom normal temperature solutionsSemiconductor/solid-state device detailsSingle crystalCopper
The present invention relates to a single crystal copper having [100] orientation and a volume of 0.1˜4.0×106 μm3. The present invention further provides a manufacturing method for the single crystal copper and a substrate comprising the same.
Owner:NAT CHIAO TUNG UNIV
Embedded intelligent electromechanical equipment condition monitoring system
ActiveCN106325162AEasy for secondary developmentStrong function integration abilityProgramme controlComputer controlSystems managementKnowledge rule
An embedded intelligent electromechanical equipment condition monitoring system comprises a physical layer metadata support module, a system knowledge management and maintenance module, a system knowledge reasoning and identification module, and a system interactive session module. The physical layer metadata support module is composed of a real-time data collection component RDC2, a preprocessing and characteristic extraction component PCEC, and a monitoring data storage and acquisition component DSAC. The system knowledge management and maintenance module is composed of an object instance management component OIMC and a monitoring knowledge rule management component KRMC. The system knowledge reasoning and identification module is composed of a knowledge inference engine component KIEC, an object ontology management component O2MC and a rule clustering study component RCSC. The system interactive session module is composed of a system management component SMC, a monitoring advice and measure component MAMC and a user session processing component USPC. The embedded intelligent electromechanical equipment condition monitoring system of the invention has the advantages of strong function integration capability, good compatibility, high running efficiency, and good applicability.
Owner:ZHEJIANG UNIV OF TECH
Footbed and method for making the same
InactiveUS20140173945A1Improve industrial applicabilityImprove rigidityShoemaking devicesSolesSoft bodyEngineering
A footbed has a rigid shell and a soft body. The rigid shell has a shell body and a supporting portion. The shell body has a rear portion, a middle portion, and a front portion that are connected sequentially. The supporting portion protrudes from the rim of the rear portion. Each portion has an inner face and an outer face opposite to the inner face. The soft body has a top face and a bottom face opposite to the top face, and the bottom face is laminated with each inner face of each portion. Hardness of the rigid shell is higher than hardness of the soft body, and the rigid shell and the soft body are integrally formed by heating a fabric of vertical fibers. A method for making the footbed is also provided.
Owner:LIN KOU BIN
Drawing frame
Owner:马建辉 +1
Method for preparing palladium catalyst with alkali resistance for production of hydrogen peroxide and product
InactiveCN101406837AImprove industrial applicabilityPeroxides/peroxyhydrates/peroxyacids/superoxides/ozonidesMetal/metal-oxides/metal-hydroxide catalystsAlkaline earth metalPalladium catalyst
The invention provides a method for preparing a palladium catalyst which has alkali-resistant performance and is used for producing hydrogen peroxide, as well as a product thereof. The method comprises the following steps: a composite carrier consisting of Al2O3 and other metal components is loaded with alkali metal or alkaline earth metal, kept in an oven for 6 to 24 hours at a temperature between 80 and 150 DEG C; and palladium chloride is loaded on the carrier, kept in the oven for 6 to 24 hours at a temperature between 80 and 150 DEG C and roasted for 1 to 5 hours at a temperature between 350 and 1,000 DEG C. The other metal raw materials are two salts selected from magnesium nitrate, ferric nitrate, manganous nitrate, cerous nitrate, cobalt nitrate, nickel nitrate and cadmium nitrate. The alkali metal or the alkaline earth metal raw material is a salt selected from sodium nitrate, potassium nitrate, calcium nitrate, sodium carbonate, potassium carbonate, sodium sulfate, potassium sulphate and calcium sulfate. The catalyst prepared by the method overcomes the defects that the prior catalyst is poor in alkali-resistant performance during application, easy to soften when meeting base catalysts and easy to cause palladium as an active ingredient to fall off. The method greatly improves the industrial applicability of the catalyst in a process of producing hydrogen peroxide through automatic anthraquinone oxidation.
Owner:傅骐 +1
Object defect detection method and device
ActiveCN113096130AImprove defect detection rateImprove industrial applicabilityImage enhancementImage analysisEngineeringSample image
The invention provides an object defect detection method and device. The method comprises the following steps: acquiring a sample image set containing a plurality of sample images; determining a pixel area corresponding to each bounding box; dividing the sample image set into a plurality of sample images according to the pixel area of each bounding box; performing training based on each sample image to obtain an instance segmentation model; obtaining an object image to be detected; respectively inputting an object image to be detected into the plurality of instance segmentation models so as to detect a defect category in the object image and a bounding box where the defect is located; and in response to the fact that the detected defect is a real defect, obtaining a detected defect category and a bounding box. Therefore, after the sample images are classified, the multiple instance segmentation models are constructed, the object defects are detected through the multiple instance segmentation models, it can be guaranteed that the obtained defects are real defects, the defect detection rate is increased, the false detection rate is reduced, and the industrial practicability is high.
Owner:CHANGZHOU MICROINTELLIGENCE CO LTD
Synthesis of Triazolopyrimidine Compounds
ActiveUS20150005498A1Reduce in quantityHigh selectivityOrganic chemistryBulk chemical productionOrganic synthesisTicagrelor
The present invention relates to the field of organic synthesis and describes the synthesis of specific triazolopyrimidine compounds and intermediates thereof as well as related derivatives, suitable for the preparation of Ticagrelor (TCG).
Owner:LEK PHARMA D D
Toughening type waterborne epoxy curing agent as well as preparation method and application thereof
ActiveCN113214455AImprove hydrophilicityGood water dispersibilityEpoxy resin coatingsPolyamine CompoundPolymer science
The invention discloses a toughening type waterborne epoxy curing agent as well as a preparation method and application thereof. The curing agent is prepared from the following raw materials in parts by weight: 1 part of epoxy resin; 0.65 to 6 parts of a polyamine compound; 0.1 to 1 part of toughening type epoxy resin; 0.25 to 1.25 parts of a single epoxy reactive diluent; and 0.2 to 1 part of alkyl polyethylene glycol monoglycidyl ether. The epoxy curing agent has good hydrophilic performance, good flexibility and good compatibility with epoxy resin, and when the epoxy resin coating is prepared, a paint film of the epoxy resin coating has excellent salt fog resistance, water resistance and toughness and is high in adhesive force and hardness.
Owner:WANHUA CHEM GRP CO LTD
Catalyst for fuel cell, and electrode for fuel cell, membrane-electrode assembly for fuel cell, and fuel cell system including same
InactiveUS20140186742A1Increased durabilityImprove industrial applicabilityActive material electrodesSolid electrolyte fuel cellsPlatinumFuel cells
Owner:HYUNDAI MOTOR CO LTD
N, n -dimethyl imidodicarbonimidic diamide acetate, method for producing the same and pharmaceutical compositions comprising the same
ActiveUS20100087544A1Increase insulin sensitivitySuperior in pharmaceuticalBiocideOrganic active ingredientsSolubilityCoronary heart disease
The present invention relates to N,N-dimethyl imidodicarbonimidic diamide acetate, a method of preparing the same and a pharmaceutical composition comprising the same, and more particularly, to N,N-dimethyl imidodicarbonimidic diamide acetate which is a crystalline acid addition salt prepared by reacting N,N-dimethyl imidodicarbonimidic diamide with acetic acid, and which is very effective as a therapeutic agent for treating metabolic syndromes that glycosuria and diabetes mellitus, obesity, hyperlipidemia, fatty liver, coronary heart disease, osteoporosis, polycystic ovarian syndrome, a cancer depleted of gene P53, etc. are complexly occurred; treating diabetes mellitus and preventing its complication; and treating a cancer and preventing myalgia, muscle cell cytotoxicity and rhabdomyolysis, etc. since the acid addition salt is excellent in physicochemical properties such as solubility, stability, non-hygroscopicity, anti-adhering property, etc., and low toxicity, a method of preparing the same and a pharmaceutical composition comprising the same.
Owner:HANALL PHARMA CO LTD
Upper-limb industrial exoskeleton capable of reducing vibration impact
The invention discloses an upper-limb industrial exoskeleton capable of reducing vibration impact. The upper-limb industrial exoskeleton comprises a fixture for fixing a vibration tool, and a wear part in wear coupling with human body upper limbs; the fixture is characterized in that one ends of two arc clamps are hinged, and the other ends are connected through a butterfly nut; arc rubber blocksare fixed on inner arc surfaces of the arc clamps; the wear part is characterized by comprising flexible protective covers and multiple bonding belts matched with front arms of the human body upper limbs; the bottom ends of the bonding belts are fixed on the surfaces of the flexible protective covers; outer arc surfaces of the two arc clamps of the fixture are connected with adjustable connectingrods through first eye fish joint bearings; the other ends of the adjustable connecting rods are connected with the front ends of damping mechanisms through second fish eye joint bearings; and the middle parts of the damping mechanisms are fixed on the flexible protective covers of the wear part through connecting pieces. The upper-limb industrial exoskeleton is suitable for operations using the vibration tool, and is convenient and comfortable in wear, excellent in man-machine coupling effect, flexible in walking and high in operation efficiency.
Owner:SOUTHWEST JIAOTONG UNIV
Ce-Al-Cu-Ag bulk amorphous alloy and preparation method thereof
ActiveCN103938126AImprove industrial applicabilityIncreased width and glass forming capacityAg elementLiquid phase
The invention relates to a Ce-Al-Cu-Ag bulk amorphous alloy with a low glass transition temperature and a wide supercooled liquid region. By taking Ce70Cu20Al10 as a basic component and the metal element Ag which belongs to the same main group with Cu as an alloying element, the composition of the alloy is determined by the follow formula: CeyAl10Cu20Agx, wherein x is the atomic percentage of the metal element Ag, y is the atomic percentage of Ce, x is greater than or equal to 1 but less than or equal to 5, y is greater than or equal to 65 but less than or equal to 69, and (x+y)=70. The alloy can form the bulk amorphous alloy with the critical dimension no less tan 3mm and the maximum supercooled liquid region reaching 95K. The alloy integrates low glass transition temperature, wide supercooled liquid region and good glass forming capacity. By means of the low glass transition temperature similar to a common polymer, the alloy can be used as an ideal material which researches phase change and structural relaxation of the metallic glass. By means of excellent conductivity and near-room-temperature super-plastic forming property, the alloy is expected to have a good application prospect in precise components and nano-meter fabrication.
Owner:UNIV OF SCI & TECH BEIJING
Metal device intelligent quality inspection equipment control system and method based on machine vision and electronic equipment
The invention relates to the technical field of engine assembly detection, in particular to a machine vision-based metal device intelligent quality inspection equipment control system, a metal deviceintelligent quality inspection equipment control method and electronic equipment. A to-be-detected workpiece conveying system comprises a first controller and a conveying system. The first controlleris used for controlling the conveying system to convey a to-be-detected workpiece to a designated position. The analysis system comprises a second controller and a camera shooting unit; the first controller sends a signal to the second controller; the second controller drives the camera shooting unit to shoot the to-be-detected workpiece; the second controller analyzes the obtained picture to judge whether the to-be-detected workpiece is an authentic product or an inferior-quality product; a mechanical dynamic to-be-detected workpiece conveying system and a static visual processing system belong to different controllers respectively; the second controller and the first controller are prevented from belonging to the same controller, so that the second controller has enough computing power.The first controller has enough device interfaces, and the complexity of the system is reduced. Meanwhile, the applicability of a quality inspection technology can be well improved.
Owner:创新奇智(广州)科技有限公司
Mobile vehicle charging system
ActiveUS10207591B2Effective billing modelImprove industrial applicabilityBatteries circuit arrangementsCharging stationsMobile vehicleElectricity
The mobile vehicle charging system is applied to a mobile vehicle and includes a docking platform and a charging device. The docking platform provides parking to the mobile vehicle. The charging device includes an electricity transmission interface and an electricity measurement module. When the mobile vehicle is parked on the docking platform, the electricity transmission interface charges a battery module through an electricity reception interface of the mobile vehicle. As such, when an operator of the mobile vehicle parks the mobile vehicle onto the docking platform, the mobile vehicle can be automatically charged by the mobile vehicle charging system.
Owner:AMKO SOLARA LIGHTING
Method for leaching metal in vanadium titano-magnetite through full acid method
InactiveCN108165741ALarge specific surface areaChange shapeProcess efficiency improvementResource utilizationSlag
The invention discloses a method for recycling valuable metal in vanadium titano-magnetite through acid high-pressure leaching. The method comprises the steps that firstly, a vanadium titano-magnetiteconcentrate is mechanically activated; secondly, first acid liquid is provided as a leaching agent, the leaching agent is added into the vanadium titano-magnetite concentrate treated in the first step, and first-segment leaching is carried out; thirdly, solid-solution separation is carried out to obtain first leaching liquid and first leaching slag; fourthly, second acid liquid is provided as a leaching agent, and is added into first leaching slag to be subject to second-segment leaching; fifthly, solid-solution separation is carried out to obtain tailings and second leaching liquid, and thesecond leaching liquid is subject to certain proportion treatment to be circularly used as the first acid liquid; sixthly, the first leaching liquid is subject to subsequent extraction-separation-step-by-step crystallization and sedimentation-separation process recycling. Two-segment leaching is adopted to sufficiently recycle valuable metal in ore, the recycling effect is good, the leaching rateis stable, and the recycling rate of valuable metal elements of vanadium, titanium and iron can reach 95% or above, and the resource utilization rate is high.
Owner:INST OF PROCESS ENG CHINESE ACAD OF SCI
High-conductivity film phase change material for thermal battery, preparation method and application
InactiveCN111909661AReduce complexityLow preparation costDeferred-action cellsCells cooling/heatingAdhesiveCarbon nanotube
The invention discloses a high-conductivity film phase change material for a thermal battery in the technical field of thermal batteries. Raw materials comprise: a soluble inorganic salt, a conductiveagent and an adhesive, wherein the soluble inorganic salt comprises at least two of NaCl, Na2SO4, Na2CO3, KCl, K2SO4, K2CO3, LiCl, Li2SO4, Li2CO3, MgCl2 and MgSO4, and the conductive agent comprisesone of expanded graphite, carbon nanotubes, graphene and activated carbon. The preparation method comprises the following steps: dissolving the easily soluble inorganic salt in water by using the principle that the easily soluble inorganic salt is soluble in water, fully stirring and mixing the components, mixing the conductive agent and the soluble inorganic salt together by using the adhesive toform slurry, and coating the slurry to form the thin film phase change material. Firstly, phase change is utilized to slow down thermal shock and prolong the working time of the electrolyte; secondly, the conductive agent plays a conductive role, electrons can be transmitted through the high-conductivity thin film phase change material, and then the service life of the thermal battery is prolonged.
Owner:GUIZHOU MEILING POWER SUPPLY CO LTD
Method for measuring contents of components in oil residue
InactiveCN1125331CImprove industrial applicabilityImprove accuracyColor/spectral properties measurementsFuzzy logic based systemsNear infrared absorptionRegression analysis
A method for measuring the contents of components in oil residue features that an optical spectrum array is created with the second-order differentiation of near infrared absorption spectra of the representative oil residue specimens, they are clustered by fuzzy k-average value of the characteristic variables that is the analyzed score of main component. The second-order differentiation of near infrared absorption spectra of the correcting set composed of each oil residue after clustered and the basic data measured by elution chromatography take part in regression analysis to create correct model, the main component of the second-order differentiation of near infrared absorption spectrum of unknown oil residue is analyzed for determining its type, and the contents of the main components can be calculated by the correct model. Its advantages include high correctness and speed, and environmental friend.
Owner:CHINA PETROCHEMICAL CORP +1
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