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39results about How to "Wide range of market applications" patented technology

Refrigerated transport car, composite insulation board and manufacturing method of composite insulation board

The invention discloses a composite insulation board, comprising an inner wall plate, an outer wall plate and a heat-insulated combination layer, wherein the heat-insulated combination layer is fixedly arranged between the inner wall plate and the outer wall plate and comprises reinforcing ribs, a vacuum heat-insulating board, an inner protection layer and an outer protection layer; the inner protection layer and the outer protection layer are fixed at two sides of the vacuum heat-insulating board; the reinforcing ribs are respectively embedded into the inner protection layer and the outer protection layer; and the inner protection layer and the outer protection layer are respectively connected with the inner wall plate and the outer wall plate. The invention also discloses a refrigerated transport car using the composite insulation board disclosed by the invention and a manufacturing method of the composite insulation board. The vacuum heat-insulating board and a rigid polyurethane board are used together; comprehensive cold broken bridge treatment is carried out on inner and outer parts of the composite insulation board, so that the heat insulation and preservation performances are improved and the weight is light. The strength of the composite insulation board is improved by arrangement of a reinforcing layer, and the inner protection layer and the outer protection layer can effectively prevent the vacuum heat-insulating board from being punctured; therefore, the composite insulation board has a long service life, a broad market application and popularization prospects.
Owner:SOUTH CHINA AGRI UNIV

Equipment for strengthening deep soft soil foundation by vacuum preloading of filter well and method

The invention belongs to the technical field of foundation treatment of geotechnical engineering and provides equipment for strengthening a deep soft soil foundation by vacuum preloading of a filter well and a method. The equipment comprises the filter well, a vacuum device, a sealing structure, a grouting device and a connecting pipeline, wherein the vacuum device is connected to the upper end of the filter well through the connecting pipeline; the sealing structure is used for ensuring sealing of the whole equipment during vacuum preloading operation; the filter well is formed by combining a sand well and a vacuum pipe; the vacuum pipe is formed in the middle part of the sand well and is composed of a plurality of sections of PVC pipes and a plurality of sections of filter pipes; and the grouting device is used for filling cement-clay grout into a pore of the filter well by the vacuum pipe of the filter well to form a cement mortar pile after vacuum preloading is finished. The equipment can reduce the route loss of the vacuum degree of the filter well to make the vacuum degree of the whole section of the filter well keep a high value, so that the whole strengthening effect of the deep soft soil foundation is ensured; and meanwhile, cement mortar is poured into the sand well by utilizing the vacuum pipe to form a cement pile, and thus the bearing capacity of the foundation is dramatically improved.
Owner:JIANGSU HONGJI GEOTECHNICAL ENG CO LTD +1

Energy-saving method for preparing yellow phosphorus, sylvite, sodium carbonate and aluminum oxide through potassium-bearing phosphorite

The invention relates to an energy-saving method for preparing yellow phosphorus, sylvite, sodium carbonate and aluminum oxide through potassium-bearing phosphorite. The method comprises the steps that the potassium-bearing phosphorite and coke nuts are added into a yellow phosphorus electric furnace to be reacted to obtain furnace gas containing P2; washing is conducted on the furnace gas, crude phosphorous is collected, refining is conducted, and high quality yellow phosphorus is obtained; water quenching is conducted on yellow phosphorus slags, the slags are removed, KAlO2 is dissolved out, filtration is conducted, Al(OH)3 is settled after CO2 is added, and water quench filtrate is obtained. The Al(OH)3 is converted through temperature control to obtain Al2O3, crystal separation and drying are conducted on the water quench filtrate, and K2CO3 and Na2CO3 are obtained. According to the energy-saving method for preparing the yellow phosphorus, the sylvite, the sodium carbonate and the aluminum oxide through the potassium-bearing phosphorite, series of problems that for a traditional electrothermal method that the potassium-bearing phosphorite is used for producing the yellow phosphorus through the yellow phosphorus electric furnace, the reaction is complex, the efficiency is low, furnace ore is unstable, and the benefit is poor are solved; compared with preparing K2CO3 through a traditional orthoclase sintering method, a high-temperature melting method, a hydrothermal method, a blast furnace smelting method and a low-temperature decomposition method, the energy consumption, material consumption and production cost can be greatly reduced, product profit margins are improved, and meanwhile environmental pollution is reduced.
Owner:黄钰雪

LED-UV (Light Emitting Diode-Ultraviolet) curing nano-coating for woodenware and preparation method thereof

The invention discloses LED-UV (Light Emitting Diode-Ultraviolet) curing nano-coating for woodenware and a preparation method thereof. The LED-UV curing nano-coating for the woodenware is prepared from the following raw materials in percentage by weight: 25 percent to 30 percent of polyurethane acrylate formed by crossly linking pentaerythritol triacrylate and polyisocynate, 10 percent to 15 percent of fatty acid modified polyester acrylate resin, 20 percent to 25 percent of ethoxylated modified trimethylolpropane triacrylate, 10 percent to 20 percent of dipropylene glycol diacrylate, 0.2 percent to 1.0 percent of a wetting dispersant, 10 percent to 15 percent of nano barium sulfate powder, 2 percent to 5 percent of a UV curing monomer dispersion solution of nano wear-resisting particles, 2 percent to 4 percent of a hydrogen abstraction type photoinitiator, 1 percent to 3 percent of active amine, 2 percent to 4 percent of a cracking type photoinitiator, 0.2 percent to 0.5 percent of a leveling agent, 0.2 percent to 0.5 percent of a de-foaming agent and 0.1 percent to 0.3 percent of a polymerization inhibitor. The ultraviolet curing coating disclosed by the invention can reach a needed curing degree only through 50mj / cm<2> to 60mj / cm<2> of LED-UV energy, so that the energy needed by coating curing is greatly reduced, the construction efficiency is improved and the possibility of causing quality defects in woodenware surface coating construction is reduced.
Owner:SHANDONG UNIV +1

Recycling and clean production method for preparing yellow phosphorus, sylvite, aluminum oxide, molecular sieves, slag cement and architectural profiles through potassium-bearing phosphorite

The invention relates to a recycling and clean production method for preparing yellow phosphorus, sylvite, aluminum oxide, molecular sieves, slag cement and architectural profiles through potassium-bearing phosphorite. The method utilizes two routes, for the first route, high quality yellow phosphorus is produced by the potassium-bearing phosphorite and coke nuts through an electrothermal method, water quenching is conducted on yellow phosphorus slags, KAlO2 is dissolved out, filtration is conducted, CO2 is introduced, Al(OH)3 is settled, first filtrate is obtained, and the Al(OH)3 is converted through temperature control to obtain Al2O3. For the second route, orthoclase power and Na2CO3 are evenly mixed, roasting is conducted through yellow phosphorus tail gas, water leaching is conducted through water, the CO2 is introduced to settle out silicon-aluminum colloid, and second filtrate is obtained. Crystallization and drying are conducted on the first filtrate and the second filtrate, and K2CO3 and Na2CO3 are obtained. The Na2CO3 returns to the second route to be recycled. The content of K2O, Na2O, SiO2 and Al2O3 is adjusted for partial silicon-aluminum colloid which is not subjected to sedimentation and the filtrate, hydrothermal crystallization reaction is conducted, and the molecular sieves are obtained; settled silicon-aluminum colloid is mixed with the yellow phosphorus slags to prepare the slag cement and/or the architectural profiles.
Owner:黄钰雪

Implementation method of optical engine, optical engine and double-display head-up display system for automobile

The invention discloses an implementation method of an optical engine. The implementation method comprises the following steps that: an image segmentation device is arranged on an imaging unit, and the imaging unit is segmented into a close-range image area and a long-range image area; a close-range image source reflector group and a long-range image source reflector group are respectively arranged above or in front of the close-range image area and the long-range image area, a distance between the close-range image area and the close-range image source reflector group is smaller than a distance between the long-range image area and the long-range image source reflector group, so that a close-range imaging light beams and a long-range imaging light beam which are emitted by the close-rangeimage area and the long-range image area are respectively reflected to form a close-range image source and a long-range image source which are in the same direction and have different distances. According to the method of the invention, the imaging unit is divided into the close-range image area and the long-range image area; an image position heterogeneity effect can be obtained without multipleimaging units and light path structures required; the size and cost of the optical engine are decreased; and a head-up display method has higher practical value.
Owner:深圳前海智云谷科技有限公司

Waterproof antibacterial coating for exterior walls of buildings applied in mycotic environment and manufacturing method thereof

The invention discloses a waterproof antibacterial coating for exterior walls of buildings applied in a mycotic environment and a manufacturing method thereof. The waterproof antibacterial coating comprises three parts of a component A, a component B and a component C, wherein the component A is a viscous solution involving the steps that under the combined action of ligninase and diluted hydrochloric acid, an aqueous solution composed of acid-modified polysaccharides and trace useless water-soluble organic matters and water is acquired from schizonepeta stem and houttuynia cordata root, and after heating concentration is carried out, the viscous solution is obtained; the component B is a mixed liquid involving the steps that activated carbon micro powder, chitosan antibacterial gel and Bossini nano-latex paint are mixed in absolute ethyl alcohol and then react with sodium hydroxide, after heating steaming from ethyl alcohol is carried out at 60-70 DEG C, the mixed liquid of a hydroxylated organic matter and activated carbon powder is obtained; the component C is a mixed dry fiber involving the steps that the schizonepeta stem and the houttuynia cordata root are subjected to complete dehydration and then physical mixing, and the mixed dry fiber is obtained. The waterproof antibacterial coating for the exterior walls of the buildings applied in the mycotic environment and the manufacturing method thereof have the advantages that the manufacturing process is detailed and easy to implement, the antibacterial effect is good, the effect is lasting, and the waterproof antibacterial coating is green, environmentally friendly and pollution-free, has no pungent smell, is resistant to water, and has a self-cleaning function.
Owner:山东天汇防水股份有限公司

Constant-voltage driven COB light source

The invention discloses a constant-voltage driven COB light source. The constant-voltage driven COB light source comprises a COB substrate and at least one group of light-emitting modules packaged onthe COB substrate, wherein each light-emitting module comprises an LED module and a low-voltage linear constant-current chip which are in one-to-one correspondence; each LED module comprises at leastone LED chip; the LED chips and the low-voltage linear constant-current chips are integrally packaged on the COB substrate in a die manner; the positive electrode of each LED module is connected withan external power supply; the external power supply is used for providing a 12-42V low-voltage direct-current power supply for the LED chips; the negative electrode of each LED module is connected inseries with the corresponding low-voltage linear constant-current chip; and the low-voltage linear constant-current chips are used for converting the low-voltage direct-current power supply output bythe external power supply into a constant-current power supply to drive the LED chips to work. By adopting the light source, the constant-voltage power supply output by the external power supply can be converted into the constant-current power supply, and the light-emitting modules are driven in a low-voltage linear driving mode, so that centralized use of a lamp is better facilitated.
Owner:FOSHAN EVERCORE OPTOELECTRONICS TECH

A kind of low-energy curing ultraviolet light curing coating and preparation method thereof

The invention discloses an ultraviolet curable coating for low energy curing and a preparation method of the ultraviolet curable coating. The ultraviolet curable coating consists of the following raw materials in percentage by weight: 25-30% of modified polyfunctionality polyester acrylic ester, 10-15% of modified epoxy acrylate, 20-25% of modified pentaerythritol acrylic ester, 15-20% of TPGDA, 0.3-1.0% of a wetting dispersant, 10-15% of transparent talcum powder, 2-4% of a photoinitiator 1, 1-3% of a photoinitiator 2, 2-4% of a photoinitiator 3 and 0.3-0.5% of a leveling agent. The preparation method comprises the following steps: mixing the modified polyfunctionality polyester acrylic ester, modified epoxy acrylate, modified pentaerythritol acrylic ester and TPGDA, stirring to disperse, further adding the photoinitiators 1, 2 and 3 and the wetting dispersant, feeding the transparent talcum powder, and dispersing, thereby obtaining a product coating. An expected curing degree can be achieved for the ultraviolet curable coating disclosed by the invention by virtue of 40-80mj / m<2> of ultraviolet energy, so that the energy for curing a coating is greatly reduced, the construction efficiency can be improved, and the probability of quality defects on the backlight side of an irregular workpiece can be reduced.
Owner:HUNAN JINHAI SCI & TECH

Strength-toughness waterproof coating applied in indoor decoration and manufacturing method thereof

InactiveCN109207027AWide variety of sourcesManufacturing process detailsEpoxy resin coatingsChitinKetone
The invention discloses a strength-toughness waterproof coating applied in indoor decoration and a manufacturing method thereof. The waterproof coating comprises two parts, one part is a viscous suspension obtained from heating concentration of a suspension composed of acidified modified methacryloxy light curing resin, chitin micro-powder, lignin decomposed polysaccharide, trace useless organic matters and minerals and water, wherein the acidified modified methacryloxy light curing resin is obtained from lobster shells, methacryloxy light curing resin and sawdust under the combined action oflysase, ligninase and dilute hydrochloric acid; the other part is a hydroxylated bisphenol A epoxy acrylate and hydroxylated 2-hydroxyl-1,2-diphenyl ethyl ketone aqueous solution obtained by dissolving bisphenol A epoxy acrylate and 2-hydroxy-1,2-diphenyl acetone in absolute ethyl alcohol, then undergoing a reaction with sodium hydroxide and then carrying out heating evaporation to remove ethyl alcohol. The strong-tough waterproof coating has the advantages of wide source, detailed and easily realized manufacturing process, quick effect, lasting effect, green and environmental protection, no pollution, high strength, good toughness and self-hydrophobicity.
Owner:山东天汇防水股份有限公司

Circular clean production method for preparing yellow phosphorus, potassium salt, alumina, molecular sieve, slag cement and building profiles from potassium-containing phosphate rock

The invention relates to a recycling and clean production method for preparing yellow phosphorus, sylvite, aluminum oxide, molecular sieves, slag cement and architectural profiles through potassium-bearing phosphorite. The method utilizes two routes, for the first route, high quality yellow phosphorus is produced by the potassium-bearing phosphorite and coke nuts through an electrothermal method, water quenching is conducted on yellow phosphorus slags, KAlO2 is dissolved out, filtration is conducted, CO2 is introduced, Al(OH)3 is settled, first filtrate is obtained, and the Al(OH)3 is converted through temperature control to obtain Al2O3. For the second route, orthoclase power and Na2CO3 are evenly mixed, roasting is conducted through yellow phosphorus tail gas, water leaching is conducted through water, the CO2 is introduced to settle out silicon-aluminum colloid, and second filtrate is obtained. Crystallization and drying are conducted on the first filtrate and the second filtrate, and K2CO3 and Na2CO3 are obtained. The Na2CO3 returns to the second route to be recycled. The content of K2O, Na2O, SiO2 and Al2O3 is adjusted for partial silicon-aluminum colloid which is not subjected to sedimentation and the filtrate, hydrothermal crystallization reaction is conducted, and the molecular sieves are obtained; settled silicon-aluminum colloid is mixed with the yellow phosphorus slags to prepare the slag cement and / or the architectural profiles.
Owner:黄钰雪

Graphene-based polyester fiber capable of absorbing moisture, releasing sweat and rapidly dissipating heat and preparation method thereof

The invention discloses a preparation method of graphene-based polyester fiber capable of absorbing moisture, releasing sweat and rapidly dissipating heat. The method comprises the following steps of firstly, intercalating natural flake graphite by using a mixed acid of sulfuric acid and phosphoric acid with the mass fraction of 50-98%, performing stripping by using an oxidation method to obtain graphene oxide, and preparing the graphene oxide and PET into master batches; and then preparing the master batches and polyester particles into the polyester fiber by adopting a melt spinning method, wherein the polyester particles are PET or PET mixed PBT, and the mass ratio of the polyester particles to the master batches is (75-85): 20. The graphene is deeply oxidized to obtain a high O/C ratio, a complete single crystal structure is kept, and the graphene is an excellent heat dissipation material, so that heat can be quickly removed. By combining the characteristics of a large number of hydrophilic groups, a moisture absorption condition is formed, so that the polyester fiber capable of absorbing moisture, releasing sweat and rapidly dissipating heat is prepared; the polyester fiber can be prepared into a fabric capable of absorbing moisture, releasing sweat and rapidly dissipating heat on the basis; and the market application range is wide.
Owner:GAOBEIDIAN LONGTAI FENGBO GRAPHENE PROCESSING CO LTD

Energy-saving method for preparing yellow phosphorus, potassium salt, sodium carbonate and alumina from potassium-containing phosphate rock

The invention relates to an energy-saving method for preparing yellow phosphorus, sylvite, sodium carbonate and aluminum oxide through potassium-bearing phosphorite. The method comprises the steps that the potassium-bearing phosphorite and coke nuts are added into a yellow phosphorus electric furnace to be reacted to obtain furnace gas containing P2; washing is conducted on the furnace gas, crude phosphorous is collected, refining is conducted, and high quality yellow phosphorus is obtained; water quenching is conducted on yellow phosphorus slags, the slags are removed, KAlO2 is dissolved out, filtration is conducted, Al(OH)3 is settled after CO2 is added, and water quench filtrate is obtained. The Al(OH)3 is converted through temperature control to obtain Al2O3, crystal separation and drying are conducted on the water quench filtrate, and K2CO3 and Na2CO3 are obtained. According to the energy-saving method for preparing the yellow phosphorus, the sylvite, the sodium carbonate and the aluminum oxide through the potassium-bearing phosphorite, series of problems that for a traditional electrothermal method that the potassium-bearing phosphorite is used for producing the yellow phosphorus through the yellow phosphorus electric furnace, the reaction is complex, the efficiency is low, furnace ore is unstable, and the benefit is poor are solved; compared with preparing K2CO3 through a traditional orthoclase sintering method, a high-temperature melting method, a hydrothermal method, a blast furnace smelting method and a low-temperature decomposition method, the energy consumption, material consumption and production cost can be greatly reduced, product profit margins are improved, and meanwhile environmental pollution is reduced.
Owner:黄钰雪

A kind of water-soluble alginate antibacterial fiber and preparation method thereof

The invention relates to a water-soluble alginate antibacterial fiber and a preparation method thereof. The preparation method comprises: weighing a water-soluble polymer and dissolving the water-soluble polymer in distilled water, and then adding nano-silver-loaded zirconium phosphate and / or nano-zinc oxide, and carrying out uniform ultrasonic dispersion; weighing sodium alginate and dissolving sodium alginate in the mixed liquor, stirring and heating to obtain a spinning solution; defoaming the spinning solution, metering and ejecting from a spinneret plate into a coagulating bath by a metering pump; preparing a sodium ethylene diamine tetracetate solution; squeezing fiber to remove water, and immersing in the sodium ethylene diamine tetracetate aqueous solution; adding sodium carbonateand sodium bicarbonate and fully mixing, and continuously immersing; preparing a chitosan solution; squeezing fiber to remove water, and immersing in the chitosan solution; squeezing fiber to remove water, drying, and winding. The invention has the advantages as follows: the product is soluble in water; active ingredients are easy to absorb, and the antibacterial effect is good; the disadvantage that traditional water-soluble fiber has low strength and is easy to fracture is dissolved; and the product has a wide application prospect.
Owner:青岛海赛尔新材料科技有限公司

Energy-saving method for co-production of potassium salt, sodium carbonate and alumina from yellow phosphorus

The present invention relates to an energy-saving method for co-producing a potassium salt, sodium carbonate and alumina by yellow phosphorus. The method comprises: using potassium feldspar to replace silica, adding the potassium feldspar into a yellow phosphorus electric furnace together with phosphate ores and coke nuts, and carrying out reaction to obtain furnace gas containing P2; performing water washing on the furnace gas, then collecting crude phosphorous and refining the crude phosphorous to obtain the yellow phosphorus with a good quality; water-quenching yellow phosphorus slag, then removing the slag and stripping KAlO2, then carrying out filtration, adding CO2, precipitating Al(OH)3 and obtaining a water quenched filtrate, wherein the Al(OH)3 is subjected to a temperature controlled conversion to obtain Al2O3; and the water quenched filtrate is subjected to crystallization separation and drying, and therefore K2CO3 and Na2CO3 are obtained. According to the method provided by the present invention, a yellow phosphorus producing apparatus is modified to an integrated system for producing the yellow phosphorus and thermally decomposing the potassium feldspar by an electrothermal method; and the apparatus is generally applicable for upgrading transformation of the yellow phosphorus electric furnace with a traditional electrothermal method; and therefore production energy consumption and production costs are greatly reduced; product categories and an added value are increased; environmental pollution is reduced; and the apparatus is provided with an outstanding economic benefit and an environmental protection effect.
Owner:黄钰雪

Cloud data system constructed based on PVE virtual technology and integration method

The invention discloses a cloud data system constructed based on a PVE virtual technology and an integration method. A cloud data platform comprises a resource pool, resource management, service management and cloud data security management. The resource pool comprises computing resources, storage resources and network resources; the computing resource is composed of a server, undertakes a data computing function and serves as a node machine of cloud data; the storage resources adopt a file system interface and a block storage interface, and a unified distributed storage system Ceph is adopted for the importance of service system data; the network resources utilize the original exchange board to ensure the safety and reliability of a data service link, and network card binding and link aggregation technologies are used; according to the invention, the original architecture is divided into different layers and functions again, so that the operation efficiency of the system is improved, and the operation cost is reduced; according to the invention, a green concept is advocated, new network equipment is not purchased, and an original switching board is utilized; according to the invention, zero-cost construction of the cloud data platform is really realized.
Owner:安慧
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