91results about How to "Good market potential" patented technology

The invention discloses a composite carbon cathode material for a lithium ion battery and a preparation method thereof, and relates to a cathode material for a lithium ion battery. The invention provides the composite carbon cathode material for the lithium ion battery and the preparation method thereof, wherein the composite carbon cathode material can reduce the influence of a solid electrolyte interface (SEI) film on the cyclical stability of the cathode material, partially prevent anode dissolved metal ions from being deposited on the surface of the cathode material to affect the cyclical performance of the cathode material and still provide high specific energy under the condition of high charging current. The composite carbon cathode material is provided with a nuclear shell layer structure of at least three layers, wherein the outer layer is a metal layer, an alloy layer or a carbon layer; the middle layer is a lithiated metal oxide layer or a metal oxide layer; and the inner layer is a carbon material layer. The preparation method comprises the following steps of: mixing and then drying a raw material for preparing a metal oxide and a carbon material; heating and sintering the dried raw materials under the protection of atmosphere to obtain a composite material of the lithiated metal oxide or metal oxide layer with nuclear shell structure and the carbon material; and plating a metal, alloy or carbon conductive layer with reversible mechanical ductility on the surface of the composite material to obtain a product.

The invention discloses a method for salvaging a sunken ship by adopting a rubber air bag. The method comprises the process steps that for the sunken ship, salvaging preparation is implemented, a construction site is arranged, barriers in the salvage procedure is cleared, then a jacking hole 3 is drilled in the bottom of the sunken ship, a jacking steel cable penetrates through the jacking hole 3, a rubber air bag 7 covered with a fixed net cover sinks to a mounting position in an air-free state, the fixed net cover, the jacking steel cable 11 and a movable chain ring 7 are connected and installed by a diver or an underwater robot, then an inflatable appliance on the water surface is used for inflating an air bag group, the volume of the air bag is increased so as to generate buoyancy, and the air bag pulls the steel cable 11 at the bottom of the sunken ship, so that the sunken ship 1 is lifted by buoyancy so as to be wholly risen or risen by sections.

The invention belongs to the technical field of preparation of nano-materials, and discloses lignin nano-particles with high ultraviolet protection performance and a preparation method and application of the lignin nano-particles. The preparation method comprises the following steps: (1) dissolving 0.1-50 parts by weight of lignin in 1,000-2,000 parts by weight of an acetone / water mixed solvent to obtain a lignin organic solution; and (2) mixing the lignin organic solution in the step (1) with 1,000-4,000 parts by weight of water, and stirring to obtain the lignin nano-particles. The hydrodynamic radius of the lignin nano-particles is 50-300 nm, the lignin nano-particles are solid spherical particles of which hydrophilic groups are positioned externally and hydrophobic groups are positioned internally, the number of phenolic hydroxyl groups distributed on the unit area is large, the ultraviolet protection performance is the best, and the oxidation resistance is the most excellent. The size is controllable, the field of large-scale and high-value application of the lignin is expanded, and particularly, the lignin nano-particles which are used as ultraviolet protecting agents have huge application prospect in the field of high-end daily chemical products such as sun block and skin care.

A method for preparing copper phosphate positive electrode material used on lithium cell includes forming copper phosphate positive electrode material by Cu3 (PO4)2 / C as copper phosphate content being 100 mass%-90 mass% and carbon content being o mass% -10mass%, ball -grinding and mixing copper salt with phosphoric acid in chemical metering ratio to obtain copper phosphate material as chemical formula of Cu3(PO4)2 after heat treatment in high temperature, ball-grinding copper phosphate material with carbon material to obtain copper phosphate / carbon composite material as chemical formula of Cu3( PO4 )2 / C.

The invention discloses a preparation method for green slow-release-type nanometer zero-valent iron particles. The nanometer zero-valent iron particles serve as the core of a material, and the surface of the nanometer zero-valent iron particles is wrapped with polyaspartic acid (PASP). A reduction method is adopted, in a PASP aqueous solution, KBH4 or NaBH4 or other reducing agents are used for reducing Fe2+ to obtain Fe0. The preparation method is simple and free of secondary pollution. The obtained nanometer zero-valent iron particles have better dispersity and reactivity, and are higher than common iron powder by more than 174% and 148% respectively on the aspect of the effects of removing Cr6+ and hexachlorobenzene. The nanometer zero-valent iron particles have good stability in air, can be stored for a longer time, have good slow-release performance and can effectively control pollutants for a long time. Compared with common nanometer zero-valent iron, the action duration time can be improved by more than 40%, and the slow-release-type nanometer zero-valent iron particles have good market potentials.

The invention relates to the technical field of robots, in particular to an industrial robot travelling mechanism suitable for various terrains. The industrial robot travelling mechanism comprises a machine body provided with a driving wheel mechanism, a guide wheel mechanism and two walking mechanisms, the guide wheel mechanism comprises a first rotating base rotationally installed at one end of the machine body, a first steering motor is arranged in the machine body, and the first steering motor is connected with the first rotating base through a gear set. The industrial robot travelling mechanism moves in two manners including common roller driving and walking driving, free switching can be achieved according to the terrain condition, the application scope is wide, movement is stable, reliability is high, the problem that a traditional industrial robot is difficult to move is effectively solved, use of the industrial robot is more flexible, the substantial development of the industrial robot technology is facilitated, and the good practical value and market potential are achieved.

The invention discloses a natural traditional Chinese medicine mosquito-repellent incense and a preparation method thereof. The mosquito repellent incense is prepared from the following raw materials in parts by weight: 8-16 parts of pelargonium graveolens, 7-18 parts of folium artemisiae argyi, 6-17 parts of marigold, 9-19 parts of Chinese asafoetida, 6-18 parts of lantana camara l., 7-17 parts of houttuynia cordata, 4-15 parts of radix angelicae, 5-13 parts of rhizoma acori graminei, 6-16 parts of honeysuckle, 4-14 parts of lavender, 4-11 parts of sandalwood, 6-17 parts of agastache rugosus, 5-15 parts of mint, 6-15 parts of cordate telosma, 6-12 parts of polygala tenuifolia, and 4-15 parts of liquorice. The mosquito repellent incense provided by the invention does not have any toxic chemical composition, does not have any toxic or side effect on human bodies, and also has the effects of killing insects, inhibiting bacteria, calming heart, tranquilizing mind and improving the quality of sleeping besides having a significant mosquito repellent effect.

The invention discloses a nutritive feed for improving pork quality. The formulation of the nutritive feed is mainly composed of a compound feed and a feed pre-mixing agent. According to the nutritive feed, the feed pre-mixing agent is a mixture composed of amino acid, vitamin, catalyzing enzyme, a microelement additive, a mineral substance additive and a carrier, wherein the carrier is bran shell powder, the amino acid comprises lysine; the catalyzing enzyme comprises compound enzyme and phytase; the microelement additive comprises manganese sulfate, copper sulfate, ferrous sulfate and zinc sulfate; the mineral substance additive comprises salt, dicalcium phosphate and calcium carbonate. The massive use of antibiotics and a growth promoter in the existing feed pre-mixing agent is avoided, and the nutritive component of the feed is optimized; the nutritive feed disclosed by the invention satisfies the biological property of the growth of a pig, and can achieve the advantages of the fast growth speed, good meat quality sense, good pork taste and the like, and has excellent market potential and substantial economic benefits.

The invention discloses an infrared image preprocessing correction method. The method is characterized by comprising the following steps of: 1, acquiring infrared image overall data X of a target by adoption of an infrared detector with a camera lens; and 2, acquiring high-temperature infrared image overall data XH1 of a black target at high temperature and low-temperature infrared image overall data XL1 of the black target at low temperature by adoption of the infrared detector with the camera lens, and calculating correction parameters al and b1 between the high-temperature infrared image overall data XH1 and the low-temperature infrared image overall data XL1. According to the method, the infrared detector with the camera lens and an infrared detector without the camera lens are imported to acquire data and carry out two-point correction processing, so that the image heterogeneity caused by catch noises of the infrared detectors is reduced and then the infrared image preprocessing correction effect is more accurate. Meanwhile, the method is simple in operation, high in processing efficiency and good in instantaneity, has good market potential and is capable of carrying out preprocessing heterogeneous correction on various infrared scenes.

The invention discloses a nondestructive testing device and method based on pipeline temperature field distribution. The nondestructive testing device comprises a testing device provided with a temperature sensor (1) which is arranged on the outer wall of a pipeline (2), wherein the testing device is connected with an instrument panel (3). The testing method comprises the following steps of (a) arranging the temperature sensor (1) on the outer wall of the pipeline to serve as a temperature testing point to count a temperature value; (b) obtaining the highest temperature value of tw2max, and averaging the front 75% of the rest of temperature values ranked from low to high to be tw2; (c) measuring the outer diameter of the pipeline, the inlet temperature of fluid in the pipeline and the temperature of air outside the pipeline, and respectively obtaining the thicknesses of the pipeline wall to be delta and delta' by utilizing the counted temperature values of tw2 and the tw2max and the fourier law; and (d) obtaining the thinning thickness of the pipeline wall through the formula: delta=delta-delta'. The nondestructive testing device and method can be widely applied into industrial fields of chemical industries, petroleum and the like, and have the unique advantages of being low in cost, fast, high in sensitivity, safe to operate and the like.

The invention provides a multifunctional wind-proof hanger which effectively solves the problems such as bad wind-proof ability and single function of common hangers. The invention adopts the following technical scheme of: respectively arranging an antiskid hanger and a hook clamper embedded in the hanger on the hanger. The antiskid hanger is arranged on a shoulder pole to directly clamp the hanging clothes and prevent the clothes from falling due to blowing or gravity action. The outside of the hook clamper forms an arc side end of the hanger and forms into a whole together with the hanger whole appearance. The tail, the shoulder pole and a side pole form a closed space. The head, the side pole, and a horizontal pole form a nip and a closed space. The hook clamper can directly clamp the hanging clothes, or may directly hang belt clothes and lock in the closed space, and the wind-proof purpose is reached. The multifunctional wind-proof hanger has advantages of excellent wind-proof ability, various functions, and convenient use, especially suits the colony living in tall buildings, and has good market prospect and economic benefit.

The invention relates to a preparation method for quaternary ammonium salt modified attapulgite for heavy metal adsorption. The attapulgite is taken as the core of the material and is grafted with the quaternary ammonium salt on the surface; in an absolute ethyl alcohol solution, the quaternary ammonium salt modified attapulgite is prepared through ultrasonic wave; the prepared quaternary ammonium salt modified attapulgite has better dispersibility and adsorbability and larger superficial area; more functional groups, such as amino, hydroxyl, are grafted; the functional groups are easily combined with the attapulgite and metal ions; the pollutants can be long-term efficiently controlled; when concentration of Pb<2+> is 100mg / L, the removal rate reaches 98.3%; when concentration of Cd<2+> is 100mg / L, the removal rate reaches 99.4%. The preparation method has the advantages of simple technique, no secondary pollution and excellent market potential.

A low-cholesterol egg rich in conjugated linoleic acid (CLA) is disclosed. Its productive method features that the feed of fowls is prepared from the composition of CLA or conjugated linoleate and basic feed through proportional mixing.

The invention belongs to the technical field of biological genetics, and relates to a probability statistics model-based biological full-sibling identification method. According to the method, STR locus genotyping is performed on two identified persons so as to obtain the genotyping results of n mutually independent STR loci; and a probability pH0 that the two identified persons are non-consanguinity relation individuals and a probability pH1 that the two identified persons are full siblings can be calculated according to the binomial distribution IBS-B (2n,pi0) of IBSs (identity by states) in a non-consanguinity relation individual pair group and the binomial distribution IBS-B (2n,pi1) of the IBSs in a full-sibling pair group. The probability statistics model-based biological full-sibling identification method of the invention is applicable to any number of STR loci, and has high analysis efficiency, and therefore, the method provided by the technical schemes of the invention has the advantages of broad application prospect and good market potential.

The invention discloses a modified polyurethane composition with heat resistance, which consists of polyether diol based on bisphenol compound, a polyol component, and a polyisocyanate component, wherein the structural formula of polyether diol based on the bisphenol compound is shown in the description, wherein R1 is an alkylidene group or sulfonyl group with one to five carbon atoms; R2 and R3 are respectively an alkylidene group with two to four carbon atoms; and n1 and n2 are respectively an integer chosen from 1 to 5. The modified polyurethane composition with heat resistance provided bythe invention has excellent mechanical property, meets the requirement of pultrusion process operation on reactiveness, and the modified polyurethane composition with heat resistance has high enough glass transition temperature (i.e. heat resistance); and therefore the modified polyurethane composition with heat resistance can meet the requirement of applying weather-resistant powdery paint or baking finish, thus having a broad application prospect and a good market potential.

The invention provides a synthesis method of a 2-aminoindane derivative. According to the method, 5,6disubstituted 1-indanone is used as a staring raw material; bromination reaction is firstly performed; then, Gabriel reaction is performed; next, hydrazine hydrate is added; hydrolysis reaction is performed, and meanwhile, hydrazone is generated; finally, strong alkali is added into a high-boiling-point solvent to perform heating hydrolysis; the target product of the 2-aminoindane derivative is prepared. The invention also provides the 2-aminoindane derivative prepared by the synthesis method. Compared with the synthesis method of the 2-aminoindane derivative in the prior art, the synthesis method provided by the invention has the advantages that the reaction raw materials are cheap; the reaction condition is mild; the reaction steps are simple; the operation is easy; the yield of the obtained product is higher; the synthesis method is suitable for industrial production. Therefore good application prospects and market potentials are realized.

The invention provides an adhesive of a lithium ion electrode material, and discloses a polycarbonate adhesive, an electrode plate prepared by the adhesive and an electrochemical device. Compared withthe adhesive (such as PVDF (polyvinylidene fluoride)) in the prior art, the adhesive has the advantages that the property is strong, the electrochemical stability is good, the green and environment-friendly effects are realized, and the toxicity is low; the adhesive is especially suitable for a lithium ion battery using silicon as a negative electrode, the capacity of the lithium ion battery is obviously increased, the cyclic stability of the battery is improved, and the coulombic efficiency of the battery is improved; the adhesive of the electrode material has higher performance-price ratioand better market potential; the steps are simple, the operation is convenient, and the practicality is strong.

The invention provides a porcine interferon alpha and an application thereof. The porcine interferon alpha is synthesized through selecting high-expression codon design according to the codon bias of the of a Escherichia coli prokaryotic expression system, the amino acid sequence of the porcine interferon alpha is represented by SEQ ID NO. 1, and the nucleotide sequence for encoding the porcine interferon alpha is represented by SEQ ID NO. 2. A method for preparing the porcine interferon alpha has the advantages of simplicity, low cost, easiness in industrial production, high expression level of the porcine interferon alpha, thorough denaturation in the inclusion body treatment process, and high protein renaturation rate porcine. The porcine interferon alpha prepared in the invention has high titer, can inhibit 100TCID50 vesicular stomatitis virus, has a specific activity reaching up to 10<8>, has good bioactive functions, can be used to prepare medicines for preventing and treating the swine virus infection and enhancing the immune function, and has a broad market application prospect.

The invention relates to a refrigerator having an independent temperature control chamber. The refrigerator comprises a refrigerating chamber and a freezing chamber, wherein a temperature control chamber is arranged between the refrigerating chamber and the freezing chamber; the temperature control chamber has a temperature control chamber door; a control panel is arranged on the temperature control chamber door. The temperature control chamber used for precisely controlling the temperature is additionally arranged based on a conventional refrigerator, so that the objects having special requirements for the preservation temperature can be satisfied; and the refrigerator has excellent market potential benefit.

The invention provides a recombinant pig alpha-interferon as well as a preparation method and application thereof and belongs to the field of genetic engineering. The recombinant pig alpha-interferonhas high antiviral activity and can be effectively applied to prevention and control of viral infectious diseases of livestock and poultry. According to the technical scheme, the preparation method comprises the following steps: optimizing a pig alpha-interferon gene, optimizing an RNA (Ribonucleic Acid) secondary structure and eliminating certain common incision enzyme sites; then cloning to a pET-23b(+) carrier to transform escherichia coli and carrying out induced expression; after carrying out isolation denaturation and purification and renaturation on an inclusion body, obtaining the recombinant pig alpha-interferon. The recombinant pig alpha-interferon provided by the invention has very high valence and the antiviral activity can reach 10<10>U / mg; the recombinant sheep tau-interferoncan be effectively applied to prevention and treatment of viral diseases of the livestock and poultry.

The invention provides a preparation method of a porous silicon carbon negative electrode applicable to a lithium ion battery, and belongs to the technical field of lithium ion batteries. The method comprises the following steps of (a) adding porous silicon into a water-soluble carbon-based material aqueous solution for uniform stirring; (b) drying and smashing the obtained suspension liquid; (c)performing thermal treatment after the obtained powder and a carbon-based material capable of being soften are uniformly mixed; (d) performing carbonization after the smashing the material subjected to thermal treatment; and (e) classifying or sieving the carbonized material after being smashed, and taking particles with fineness being 200 meshes or above, thereby obtaining the required porous silicon carbon negative electrode material. By combining the carbon material with the interior and the surface of porous silicon, the structural strength, the initial coulombic efficiency and the cycle property of the porous silicon-based material are further improved; and moreover, the raw material is low in cost, the process equipment is simple, industrial production is easy, and the preparation method has relatively good market potential.

The invention relates to a SiC-AlN solid solution and Al2O3-C combined composite sliding plate and a preparation method thereof, and belongs to the field of refractories. The SiC-AlN solid solution and Al2O3-C combined composite sliding plate is prepared from the following raw materials in percentage by weight: 60-90% of corundum, 1-20% of alpha-Al2O3 micro powder, 1-15% of metallic aluminum, 1-15% of silicon, and 0-5% of powdered carbon, and 2-7% of phenolic resin is added as a binder. During production, the raw materials are mixed evenly according to the proportion, a mud material is obtained through mixing, pressing forming is conducted, drying is conducted for 5-30 h at 120-400 DEG C, then heat preservation is conducted for 1-10 h under the nitrogen atmosphere at 400-660 DEG C, and finally firing is conducted under the nitrogen atmosphere at 1450-1700 DEG C. According to the SiC-AlN solid solution and Al2O3-C combined composite sliding plate, reaction of Al, Si, C and N2 is utilized to synthesize a SiC-AlN solid solution reinforced phase in situ in an Al2O3 matrix, and the excellent properties are realized as follows: the apparent porosity is 5-20%, the volume density is 3.00-3.40 g / cm<3>, and the normal-temperature compressive strength 100-400 MPa. During firing of the SiC-AlN solid solution and Al2O3-C combined composite sliding plate, the ultra-high temperature and highpressure are not needed, the cost of applying a SiC-AlN solid solution to a refractory is greatly lowered, and the SiC-AlN solid solution and Al2O3-C combined composite sliding plate is suitable for industrial production. The SiC-AlN solid solution and Al2O3-C combined composite sliding plate integrates the advantages of metal, non-oxides and oxides, and has good thermal shock resistance, erosionresistance and high-temperature stability

The invention relates to a return voltage testing method for fault diagnosis of distribution equipment, which comprises the following steps: constructing a return voltage method testing platform in alaboratory, performing a test aiming at a solid insulating material used by transformation and distribution equipment, and exploring a return voltage method changing rule of a test sample under the condition of comparing different humidities and aging degrees; performing analysis aiming at field actual measurement results by using a statistical analysis method, and extracting an insulation fault diagnostic criterion of the distribution equipment from the analysis; and performing comprehensive analysis on return voltage method evaluation parameters and field judgment bases to develop an expertsystem based on a return voltage method. Compared with the prior art, the return voltage testing method introduces a novel testing method namely the return voltage method to profitably supplement a field transformer testing technique and effectively improve the running reliability of the transformer, has a very extensive application prospect, and not only has very good economic benefits but also has great social functions.

The invention provides a preparation method of styrene-butadiene latex used for architectural coatings, and relates to styrene-butadiene latex prepared by the preparation method. The preparation method of the styrene-butadiene latex comprises the following steps: adding carboxylic acid monomers, (methyl) acrylate monomers, butadiene, (methyl) styrene monomers, silane, titanates, a molecular weightregulator, an emulsifier, an initiator and distilled water into a pressurized reactor; carrying out stirring and mixing, carrying out heating, and carrying out free-radical emulsion polymerization reaction; carrying out cooling; and then, adding hydroxides of alkali metals so as to adjust the pH value to 6-9, and carrying out filtration so as to obtain a styrene-butadiene latex product. The preparation method of the styrene-butadiene latex provided by the invention is simple in operations, green and environmentally friendly. The styrene-butadiene latex product provided by the invention is excellent in comprehensive performance, suitable as architectural coatings, and capable of significantly improving adhesion and water resistance of the architectural coatings; and huts, the styrene-butadiene latex has good application prospects and market potential.

The invention provides a coal-water slurry modifying additive in the field of coal chemical. Cheap TA (tannic acid) is taken as a raw material, water is taken as a solvent, TA is oxidized by H2O2 firstly, then a certain amount of SAS (sodium allylsulfonate), KPS (potassium persulfate) and SB (sodium bisulfite) are added for graft copolymerization, and a novel TA dispersing agent is obtained. Comparison between infrared spectra of TAS (modified TA) and TA discovers that graft copolymerization of TAS succeeds. TA as the main raw material is naturally macromolecular, widely sourced and cheap, a synthesis process is simple, and the prepared coal-water slurry has better dispersity, viscosity, flowability and stability and has considerable market potential.

The invention relates to an application of taking a cinnamamides compound as a plant growth regulator. The plant growth regulator composition is composed of the cinnamamides compound or a salt thereof and an agriculture or forestry acceptable carrier. The compound shown as the formula I and the salt thereof are low in production and utilization costs, small in use amount and wide in utilization concentration range, and can be widely applied to various crops or plants to promote seeds to be germinated, promote rooting, increase the output, resist adversity and improve the quality and the like. The compound is used as the novel plant growth regulator and has a very good market potential and a commercial development value in the aspects of promoting the development of green agriculture in China and guaranteeing the grain safety.