33results about How to "Promote market applications" patented technology

The invention relates to vanadium pentoxide with a three-dimensional communicated nano network structure and a preparation method of vanadium pentoxide. The material can be used as an anode active material of a high-power long-life lithium ion battery, the three-dimensional communicated nano network structure is composed of nano rods which are communicated with one another in a staggered manner, wherein the nano rods are 10-50nm in diameter and 20-200nm in length; and the specific volume of the mesopore formed by the three-dimensional communicated nano network structure is 0.1-1.0cm<3>g<-1>. The vanadium pentoxide has the beneficial effects that the vanadium pentoxide with the three-dimensional communicated nano network structure is excellent in circulation stability and high rate capability; when used as a lithium ion battery anode material, vanadium pentoxide has remarkably improved high rate capability and long service life, and is a potential lithium ion battery anode material with high rate capability and long service life. The vanadium pentoxide is simple and economical in process, is abundant in resource, can be put into mass production easily and is very favorable for marketization application.

The invention discloses a pancreas cancer prevention use of polycyclic fused macrocyclic lactam compounds. The structural formula of the polycyclic fused macrocyclic lactam compounds is shown in the description; and in the formula, R1 is OCH3 or H, R2 is Cl or OH, and R3 is OCH3 or H. The polycyclic fused macrocyclic lactam compounds are separated through separating and purifying a fermentation liquid of Streptomyces xiamenensis CGMCC No.4.3534 from mangrove soil. Prepared ikarugamycin and derivatives thereof can inhibit proliferation and vitality of human pancreas cancer cells, and can be used to prepare pancreas cancer prevention drugs.

The invention belongs to the technical field of electrochemistry, in particular to a porous vanadium dioxide microsphere composite material supported by graphene and a preparation method thereof. 8 to20 percent of graphene and 80 to 92 percent of porou vanadium dioxide microspheres, base on 100 percent of that mass of the material; the diameter of porous vanadium dioxide microspheres is 200 - 400nm, and the porous vanadium dioxide microspheres are uniformly adhered to the graphene sheets. The method comprises the following steps: NH4VO3 powder is dispersed in deionized water, HCl is added and stirred until dissolved; then adding hydrazine hydrate, stirring, finally adding graphene oxide aqueous solution, stirring and dispersing, freeze-drying, calcining the obtained precursor at 400-500DEG C for 1-4h under nitrogen, and obtaining the precursor; the composite material has excellent cycle stability and high rate performance when applied to sodium ion batteries. The method has simple process and is easy to be produced on a large scale.

The invention discloses a high-temperature electrothermal coating and a preparation method thereof. The high-temperature electrothermal coating is prepared from the following components in percentageby mass: 5 to 50 percent of first electrothermal filler, 0 to 10 percent of second electrothermal filler, 10 to 40 percent of high-temperature-resistant adhesive, 0.1 to 10 percent of high-temperature-resistant filler, 1 to 10 percent of dispersing agent, 0.1 to 10 percent of functional additive and the balance of water. The high-temperature electrothermal coating has the advantages of low resistivity, good storage stability, high heating rate, excellent heat conversion efficiency and the like; the heating temperature can reach 200-600 DEG C in a short time, all the component materials are kept stable and not oxidized at the high temperature, it can be guaranteed that the long-term use temperature is about 300 DEG C, the heating condition is evenly distributed, and power decline does not occur after long-term use; in addition, the method for preparing the high-temperature electrothermal coating is simple in process, safe, environmentally friendly, low in cost and suitable for large-scale industrial production.

The invention discloses a method for producing an expanded graphite carbon nanotube composite material. The method comprises: 1) heating expandable graphite in an inert gas to obtain expanded graphite; 2) immersing the expanded graphite in a nickel chloride solution; 3) thoroughly removing water from the expanded graphite subjected to the step 2) in a vacuum environment and then transferring the expanded graphite to a vacuum tubular furnace, and exhausting air; 4) inputting the reduction nickel catalyst while heating the tubular furnace, and after the temperature of the tubular furnace reaches the preset temperature, inputting carbon growth source and maintaining the state for a growth period; 5) closing the reduction nickel catalyst and the inputting of the carbon growth source, and obtaining the expanded graphite carbon nanotube composite material through cooling. The present invention also provides a supercapacitor made of the expanded graphite carbon nanotube composite material. The expanded graphite carbon nanotube composite material obtained by the manufacturing method of the invention is effectively increased in specific surface area and charge storage space and low in production cost. The method is simple and adapts to large-scale production and market application.

The invention provides a coumarins compound. The chemical name is 4-hydroxyphenyl-5-para hydroxyphenylethyl-7-hydroxyl-3,4-dihydrocoumarin. An extracting method comprises the steps that oil tea leaves are extracted in a heating mode and concentrated to obtain a concentrated solution, and the concentrated solution is adsorbed by D101 macro-porous resin, and then eluted sequentially with distilled water and an ethanol solution; silica gel chromatography is carried out on eluant eluted through the ethanol solution, and the eluant is collected with 400-500 mL as one unit; silica gel chromatography is carried out on the second unit of the collected eluant, dichloromethane-methyl alcohol is adopted as a moving phase, the eluant is collected with 90-100 mL as one unit, and after the eluant of the units from 12 to 14 is merged, separation and extraction continue to be carried out to obtain the compound. The coumarins compound is a novel single compound, purity is high, components are definite, no impurity exists, and the compound is obtained for the first time through extraction and purification, which has pioneering significance.

The invention relates to a manufacturing method of a carrier for an electrostatic image developer, which solves the problems that the existing carrier for an electrostatic image developer has low durability and low adhesion with a coating layer, easily drops and influences the performance of the electrostatic image developer. The method comprises the following steps of: performing hydroxyl enrichment processing on the surface of a carrier core material; and then coating the carrier core material with a coating layer including organic silicon resin so that a condensation reaction is generated between the organic silicon resin and the hydroxyl on the surface of the core material to obtain a carrier coated by the chemical bonding effect. The method provided by the invention has simple technology and low production cost; the coating layer of the carrier manufactured by the method is impact resistant and wear resistant and has great adhesion with the surface of the carrier core material; and the carrier has good durability.

The invention provides a method for carrying out patterning orientation on a liquid crystal elastomer and a preparation method of a touch display device. The liquid crystal elastomer is of a cross-linked network structure containing dynamic covalent bonds. The method for carrying out patterning orientation on the liquid crystal elastomer comprises the following steps: orienting at least part of molecular chains in a cross-linked network structure of a liquid crystal elastomer along a preset direction; applying electric heating driving or photo-thermal driving to the liquid crystal elastomer, wherein the electric heating driving mode is that a polyimide electric heating film is arranged on the liquid crystal elastomer, and the photo-thermal driving mode is that a photo-thermal response material is doped in the molecular chain of the liquid crystal elastomer; and heating the pre-oriented molecular chain of the liquid crystal elastomer through electric processing control of the polyimide electrothermal film or optical processing control of the photo-thermal response material, so that dynamic covalent bonds are subjected to an exchange reaction to form a new cross-linked network structure. According to the invention, mechanical processing and batch production of liquid crystal elastomer three-dimensional dynamic structures with different requirements and various complex patterns can be realized.

The invention relates to a quick preparation method of a water glass based fiber reinforced SiO2 aerogel block. The quick preparation method includes: using industrial-grade water glass as a silicon source, and forming fiber reinforced SiO2 wet gel through sol-gel reaction; performing one-step solvent replacement and surface group modification through mixed liquid of an organic solvent/modifier, and drying at normal pressure to obtain a SiO2 composite aerogel block. Fiber reinforced SiO2 aerogel has physical characteristics like large specific surface area (600-900m2/g), high pore capacity, high elasticity and super-hydrophobicity (hydrophobic angle range is 120-145 DEG C) and can present excellent mechanical and thermal performance along temperature change, so that application value of the material in the field of photoelectric devices, gas-sensitive sensors and heat insulation. The quick preparation method is simple in process path, high in operability, capable of quickly obtaining large-size uncracked SiO2 composite aerogel materials and conducive to promoting industrial production of aerogel.

The invention relates to canned actinidia arguta and a production method thereof and belongs to the technical field of fruit and vegetable products. The canned actinidia arguta is mainly produced by freeze-dried actinidia arguta and white granulated sugar. A production method of the freeze-dried actinidia arguta includes: taking fresh actinidia arguta, removing stems, cleaning, soaking with the aqueous solution of edible cyanine and vitamin C for 48 hours, and performing freeze drying, wherein the condition of the freeze drying can be a conventional experiment condition, and the freeze drying condition is preferably characterized in that the pressure of a drying chamber is 100-110Pa, heating plate temperature is 40-45 DEG C, and temperature falling rate is 0.2 DEG C/minute. The canned actinidia arguta produced by the method has the advantages the freshness of the canned actinidia arguta is close to the fresh actinidia arguta, and the bad taste, caused by long-term storage, of traditional cans can be avoided; the canned actinidia arguta is sufficient in flexibility, and the bad soft taste of fruits soaked for a long time can be avoided; the actinidia arguta is in good shape, bright, full and good in appearance quality.

The invention relates to synthesis of kits, in particular to a D-amino acid detection kit and a detection method thereof. The kit contains D-amino acid enzyme, a 1, 4-benzeneboronic acid solution anda gold nanoparticle solution, wherein the volume ratio is 1: (1-5): (10-20). The kit is simple and easy to operate, can realize green and pollution-free D-amino acid detection, and has potential application value in the research fields of molecular biology, bioanalytical chemistry, marine science, tumor science and the like.

The invention discloses a resistance reducing agent for slickwater, and a preparation method thereof. The preparation steps comprise: S1, uniformly mixing acrylamide, 2-acrylamide-2-methylpropanesulfonic acid, dimethyl hexadecyl allyl ammonium chloride and water to form a water-phase reaction solution; S2, uniformly mixing perfluorobutyl ethylene, an emulsifier and white oil to form an oil-phase reaction solution; and S3, uniformly mixing the oil-phase reaction solution and the water-phase reaction solution, adding a water-phase initiator and an oil-phase initiator in a dropwise manner at 40-60 DEG C under an anaerobic stirring condition, and reacting for 3-5 h to obtain the product. According to the invention, the resistance reducing agent can effectively reduce friction resistance, surface tension, interfacial tension and CST ratio, so that the resistance reducing agent has good discharge aiding performance, good anti-swelling performance and good resistance reducing performance, andhas multiple effects; and the resistance reducing agent is simple to prepare and convenient to mix on site, so that the workload of on-site preparation can be effectively reduced, and the good marketapplication and popularization prospects can be achieved.

The invention discloses a graphene composite silicon doped sodium vanadium phosphate composite material. The invention also discloses a preparation method of the graphene composite silicon doped sodium vanadium phosphate composite material, which comprises the following steps: sequentially dissolving a vanadium source, a carbon source, a sodium source, a silicon source and a phosphorus source in deionized water, preparing a precursor by adopting a hydrothermal method, mixing the precursor with graphene, stirring, drying, grinding and calcining to obtain nanoscale Na3V2 (PO4) 3-x (SiO4) x (at) rGO (x is more than 0.01 and less than 0.2) particles. The graphene composite silicon doped sodium vanadium phosphate composite material prepared by the invention is in a nano-particle shape, shortens the sodium ion migration path, increases the contact area between an electrode plate and an electrolyte, and improves the conductivity of the material, expands the ion migration channel and enhances the stability of a battery by means of doping and compounding with graphene; and the electrochemical performance of high capacity and long cycle life is shown in a battery test.

The invention relates to the technical field of solar photo-thermal energy utilization accessory devices, in particular to a novel submerged fixed-focus disk type solar heat and power combined supplysystem which is simple in structure, small in occupied area and low in cost. The novel submerged fixed-focus disk type solar heat and power combined supply system comprises a reflecting system, a driving system, a thermotechnical system, an electrical system and a control system. The reflecting system comprises a mirror frame, a reflecting mirror and a mirror bracket. The driving system further comprises a hydraulic driving assembly, a pitching wheel set, a horizontal wheel set, horizontal rails and a pitching rail. The thermotechnical system comprises a support and a heat absorber. The electrical system further comprises a power supply and distribution device and an electrical control device. The control system further comprises a sensor and a control computer.

The invention discloses a recombination H1N1 subtype swine flu bivalent inactivated vaccine and further discloses a preparation method and application of the recombination H1N1 subtype swine flu bivalent inactivated vaccine. The recombination H1N1 subtype swine flu bivalent inactivated vaccine comprises a European avian origin H1N1 subtype swine flu virus and a classical H1N1 subtype swine flu virus antigen. According to the recombination H1N1 subtype swine flu bivalent inactivated vaccine, the high valence of a serum hemagglutination inhibition (HI) antibody, a neutralizing antibody and a specific (IgG) antibody can be generated by inducing the body, and 100% immune protection can be provided for attacking of European avian origin and classical H1N1 subtype swine flu viruses.