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167results about How to "Increase packing capacity" patented technology

CMOS image sensor chip scale package with die receiving opening and method of the same

The invention discloses a chip size image sensor with a grain receiving open and a manufacturing method thereof, comprising a grain receiving perforation and a substrate of the contact perforation, wherein a terminal contacting mat is formed below the contact perforation and above the substrate. The grain with a lens area is arranged in the grain receiving perforation through the adhesive paste materials. A thick dielectric layer is formed on the initiative surface of the grain and the upper surface of the substrate besides the microlens area. An output / input welding mat is formed on the grain and the substrate, for electrically connected the connecting wires coupled to a joining mat of the grain and the contact mat of the substrate. The core material is filled in the gap between the brim of the grain, the back of the grain and the side wall of the perforation. A transparent cover is arranged on the grain and the dielectric layer through the adhesive paste for generating a gap between the lens and the transparent cover. A conduction convex is selectively coupled to the terminal mat. The method and the method disclosed in the invention can be widely applied in the technical field of the semiconductor.
Owner:ADVANCED CHIP ENG TECH

20000-container-class environment-friendly container ship and intelligent management method thereof

The invention discloses a 20000-container-class environment-friendly container ship and an intelligent management method thereof. The ship uses a wide-shallow design, uses a double-island layout structure in which a cabin and a living area are separated, uses cargo holds having large openings, is equipped with a binding system with an external binding function, and is equipped with an energy-efficient power system. In addition, the ship uses an intelligent one-person forebridge and intelligent navigation system, and uses a series of environmental protection measures. The ship is novel in structural design, can greatly increase the container load to a great extent, can hold containers of various specifications, has a high environment-friendly level and high intellectualized degree, can realize remote real-time monitoring and management, and is a large-scale environment-friendly container ship using intelligent management.
Owner:NANTONG COSCO KHI SHIP ENG

Double film bag type automatic packaging machine and automatic packaging process thereof

PendingCN109229565AIncrease packing capacitySimple and powerful mechanical structure designWrapper twisting/gatheringPackaging machineHeat sealer
The invention discloses a double film bag type automatic packaging machine and an automatic packaging process thereof. The machine comprises a lower film winding mechanism, an upper film winding mechanism, a bag body pulling mechanism, a three-side heat sealing mechanism, a bag clamping mechanism, a bag cutting mechanism, a side cutting mechanism, a bag opening mechanism, a sealing mechanism and apushing mechanism, and strip-shaped films exported by the lower film winding mechanism and the upper film winding mechanism are superposed on each other; the bag body pulling mechanism clamps the ends of the sides of the strip-shaped films superposed on each other; the three-side heat sealing mechanism continuously heat-closes the three side edges of the strip-shaped films; the bag clamping mechanism clamps the inner side portion of an outer end bag body, and the bag cutting mechanism cuts the outer end bag body from the strip-shaped films; the side of the bag body is trimmed neatly by the side cutting mechanism; the bag opening mechanism opens a bag mouth of the bag body, and a product on the pushing mechanism is pushed into the bag body through the bag mouth; the sealing mechanism heat-closes the bag mouth of the bag body. The machine can simultaneously achieve the production of a packaging bag and the packaging of a kit.
Owner:SHENZHEN XING GRAIN AUTOMATION CO LTD

Three-dimensional system-in-package package-on-package structure

The present invention provides a three-dimensional System-In-Package (SIP) Package-On-Package (POP) structure comprising a support element formed around a first electronic device. A filling material is filled between the first electronic device and the support element. Signal channels are coupled to first die pads of the first electronic device. Conductive elements form signal connection between the first end of the signal channels and the second die pads of a second electronic device.
Owner:TAIWAN SEMICON MFG CO LTD

Preparation method of chitosan quaternary ammonium salt hyaluronic acid nanogel coated with basic fibroblast growth factors

The invention discloses a preparation method of chitosan quaternary ammonium salt hyaluronic acid nanogel coated with basic fibroblast growth factors. The preparation method of chitosan quaternary ammonium salt hyaluronic acid nanogel coated with basic fibroblast growth factors is characterized by taking chitosan quaternary ammonium salt and sodium hyaluronate as raw materials and synthesizing a target product through a two-step process of ionic cross-linking and polymer condensation. The preparation method comprises the following steps: firstly mixing a chitosan quaternary ammonium salt solution with a basic fibroblast growth factor solution, and then dropwise adding a sodium tripolyphosphate solution into the mixed solution to prepare an ionic cross-linked mixed solution; and finally dropping sodium hyaluronate into the ionic cross-linked mixed solution for carrying out polymer condensation to prepare chitosan quaternary ammonium salt hyaluronic acid nanogel coated with basic fibroblast growth factors. The average particle diameter of the nanogel is 150-230nm; the Zeta potential is -28.6 to -36.7mV. The nanogel can be used for treating dental ulcer and has good research, development and utilization prospects.
Owner:青岛华迈士药业有限公司

Thermal conductive graphene thin film and preparation method thereof

The invention discloses a thermal conductive graphene thin film and a preparation method thereof. The thermal conductive graphene thin film is made by blending a dopamine hydrochloride-Tris buffer solution and a graphene solution, the thin film is formed by stacking graphene sheets, carbon nanoparticles formed after polydopamine is carbonized are uniformly distributed in the graphene sheets and between the sheets, and the graphene sheets and the carbon nanoparticles are crosslinked together. The preparation method comprises the steps that a prepared graphene oxide water solution is mixed witha dopamine hydrochloride-Tris buffer solution, a graphene oxide-polydopamine water solution is taken for preparing the thin film through vacuum assistance, reduction is conducted by means of a reducing agent, the thin film obtained after reduction is heated to 800-1,000 DEG C for heat preservation under the argon atmosphere, then heating is conducted to 2,800-3,000 DEG C for heat preservation, cooling is conducted naturally to reach room temperature, and mechanical mold pressing is conducted on the graphitized graphene thin film. The thermal conductive graphene thin film has the high mechanical property and high thermal conductivity.
Owner:CHONGQING UNIV

Preparation method of tellurium diethyl dithiocarbamate, pre-dispersing masterbatch particles comprising tellurium diethyl dithiocarbamate and preparation method thereof

The invention provides a preparation method of tellurium diethyl dithiocarbamate which is used as an ultra fast accelerator. The preparation method comprises the following steps: a, crushing metal tellurium to obtain tellurium powder with the average diameter which is less than 30 microns; b, dropwise adding a strong acid and fully reacting; c, dropwise adding an alkaline solution; d, controlling the pH at 10-14 and stirring for 0.5-3 hours; and e, adding sodium diethyl dithiocarbamate to adjust the pH of the solution in a range of 7-10 and reacting to obtain tellurium diethyl dithiocarbamate. The invention further provides a method for preparing pre-dispersing masterbatch particles which contain tellurium diethyl dithiocarbamate and the pre-dispersing masterbatch particles which contain tellurium diethyl dithiocarbamate. The TDEC is used in rubber as a rubber accelerator in form of the pre-dispersing masterbatch particles comprising tellurium diethyl dithiocarbamate.
Owner:NINGBO ACTMIX POLYMER

Miniaturized outdoor unit of split type air conditioner

The invention discloses a split miniature outdoor set, which comprises the following parts: outdoor set case, chassis foot under the case bottom and middle baffle plate in the middle of case, wherein the case length is 700-740 mm; the breadth is 230-270 mm and height is 470-500 mm, which is compatible with F9.52 double-row, F9.52 one-row, F7 double-row and F7 one-row condensers; the case contains chassis board, front board body, right side board, support rod and lid board; he front board body crosses to connect the right side board, whose upper is fixed on the lid board and the lower is fixed on the chassis board; the support rod is placed at the diagonal position of front board body and side board with two ends fixing on the lid and chassis boards; the right side board displays 'L' shape, whose one side forms the right side part of case back.
Owner:HISENSE HOME APPLIANCES GRP CO LTD

Borosilicate glass curing base material as well as preparation method and application thereof

The invention relates to a borosilicate glass curing base material as well as a preparation method and application thereof, and the borosilicate glass curing base material comprises the following components in percentage by mass: 45-65% of SiO2, 8-15% of B2O3, 3-15% of Al2O3, 7-16% of Na2O, 0-6% of CaO, 1-6% of BaO, 0.5-2.5% of TiO2, 0.1-10% of Y2O3 and 0.5-2.5% of Fe2O3. According to the invention, the multi-component curing base material is adopted, various radionuclides can be cured at the same time by adjusting the composition and content of the curing base material and adjusting the melting process, the crystallization range of a glass cured body is shortened, glass crystallization is prevented, and the chemical stability and the inclusion capacity of nuclear wastes in the cured body are greatly improved. The borosilicate glass curing base material disclosed by the invention is simple in preparation process and can be widely applied to curing treatment of high-level nuclear wastes.
Owner:CHINA BUILDING MATERIALS ACAD

Glycyrrhetinic acid prodrug micelle for jointly carrying chemotherapy drug and preparation method thereof

The invention relates to a glycyrrhetinic acid prodrug micelle for jointly carrying chemotherapy drug and a preparation method thereof. The micelle uses polyethylene glycol-glycyrrhetinic acidpolymerprodrug as a carrier; the chemotherapy drug is physically embedded and carried in the glycyrrhetinic acid prodrug micelle. The chemotherapeutic medicine and glycyrrhetinic acid are combined; a nanometer technology is used for building a chemotherapy drug carrying prodrug micelle co-delivery system; by regulating and controlling the bridging molecule number of lysine and glycyrrhetinic acid in polyethylene glycol-glycyrrhetinic acid prodrug, the jointly carrying proportion of the glycyrrhetinic acid and chemotherapeutic medicine can be regulated and controlled; the optimum combined chemotherapyproportioning ratio of the combined use drug is realized. Compared with the carrying of two kinds of drug jointly in a physical mode, the glycyrrhetinic acid prodrug micelle uses the jointly drug carrying mode of combining physical joint carrying and chemical bonding, the carrying quantity of the combined use drug can be obviously improved; the medicine delivery efficiency of the polymer prodrugmicelle can be improved.
Owner:NINGXIA MEDICAL UNIV

Iron-nickel storage battery and preparation method thereof

The invention provides a preparation method of an iron-nickel storage battery. The preparation method comprises the following steps: S1, preparing a three-dimensional band; S2, uniformly coating the surface of the prepared three-dimensional band with active substance slurry through an immersing system, and preparing the three-dimensional band into a wet polar plate through a tilted plate type slurry coating device above the immersing system, wherein the active substance slurry is prepared from an active material and an organic fiber; S3, respectively preparing a positive polar plate and a negative polar plate from the wet polar plate through drying, sheeting and slicing; S4, oppositely placing the positive polar plate and the negative polar plate, placing a diaphragm between the positive polar plate and the negative polar plate, thus forming an electrode assembly, putting the electrode assembly into a shell, and injecting electrolyte into the shell. The prepared iron-nickel storage battery shows characteristics of extremely high energy density and long cyclic life and is excellent in safety.
Owner:高新峰

Rubber accelerator tetrabutylthiuram disulfide (TBTD) predispersed master batch and preparation method thereof

ActiveCN105713304AConvenient weighingGood flow characteristicsWorking environmentRoom temperature
The invention discloses a rubber accelerator tetrabutylthiuram disulfide (TBTD) predispersed master batch which can effectively solve the problem of slow compounding caused by the polarity difference between the liquid TBTD and rubber during direct compounding. The master batch has favorable flow properties in rubber after proportioning, and thus, can be added at a higher charging rate. The master batch has high compatibility, can be tightly combined with rubber in time even under the condition of different polarity from the rubber, and can maintain favorable dispersity under the action of different shearing forces. Besides, the master batch can further enhance the dispersity and flowability of the rubber effective components, improve the compatibility with the rubber, lower the addition amounts of other aids, enhance the rubber production efficiency, reduce the dust pollution and improve the working environment of the workers, and has the function of lowering the rejection ratio of the rubber product. The master batch prepared by the method can effectively maintain the original activity of the TBTD, can not cake at room temperature, is convenient for weighing, and provides great convenience for the subsequent rubber proportioning and compounding.
Owner:NINGBO ACTMIX POLYMER

Nanoparticle as well as preparation method and application thereof

The invention relates to nanoparticles as well as a preparation method and application thereof, and belongs to the field of biological medicines. The nanoparticle comprises a compound as shown in a formula I and an auxiliary material. The nanoparticles can entrap nucleic acid, and have the advantages of low toxicity, high entrapment efficiency, good transfection effect and good bioavailability. The preparation method is simple to operate, low in cost, environment-friendly and beneficial to industrial production.
Owner:SHENZHEN LONGUIDE BIOPHARMA CORP

Steel slag-fiber composite rubber packing with phase change temperature control performance and preparation method of steel slag-fiber composite rubber packing

The invention discloses a steel slag-fiber composite rubber packing with a phase change temperature control performance and a preparation method of the steel slag-fiber composite rubber packing, and belongs to the field of recycling of solid waste resources. The composite rubber packing comprises phase change temperature control steel slag and phase change temperature control fiber. The preparation method comprises the following steps: (1) mixing a phosphoric acid solution with the steel slag to obtain modified steel slag; then mixing the modified steel slag with a phase change material, and utilizing a vacuum technology to obtain phase change temperature control steel slag; (2) mixing N,N-dimethylacetamide with a solvent, and adding cellulose acetate and the phase change material to obtain a phase change wetting fiber solution; and then utilizing electrospinning and drying means to obtain phase change wetting fiber; (3) mixing the phase change temperature control steel slag with the phase change wetting fiber to obtain steel slag-fiber composite rubber packing. The steel slag-fiber composite rubber packing provided by the invention solves the problems that the price of the main packing of the rubber industry is higher, the steel slag easily agglomerate when being directly added into rubber, and the phase change temperature control steel slag has the limited effect of improvingrubber reinforcing and phase change temperature control.
Owner:桂林鸿程矿山设备制造有限责任公司

Basic protein entrapment vector, preparation method of entrapment vector and entrapment method

The application discloses a basic protein entrapment carrier, a preparation method of the entrapment carrier and a entrapment method. At room temperature, the polyanion electrolyte and calcium salt are stirred and mixed, and carbonic acid is added rapidly during rapid stirring or ultrasonication. The salt co-precipitates to form microspheres, and then the polyanion electrolyte-doped calcium carbonate microspheres are obtained after washing, centrifuging and drying. Then mix a certain concentration of basic protein solution with calcium carbonate microspheres, incubate with low-temperature stirring or shaking for 15-90 minutes, centrifuge, remove the supernatant, freeze-dry to obtain calcium carbonate microspheres loaded with basic protein, and the particle size distribution Narrow, good dispersion, good biocompatibility. The advantage of this application is that it can carry basic protein with high concentration and high activity under mild conditions.
Owner:WENZHOU INST OF BIOMATERIALS & ENG

Handheld electric tool with improved trigger

The invention discloses a handheld electric tool with an improved trigger, which comprises a tool body, a motor, a switch, an operating component, a main handle and an auxiliary handle, wherein the motor is disposed inside the tool body, the switch inside the tool body is used for controlling operation of the motor, the operating component fixedly connected to the tool body is driven by a motor, and the main handle and the auxiliary handle are disposed on the tool body. The auxiliary handle comprises an auxiliary handle holder, an auxiliary handle cover board, and a trigger disposed between the auxiliary handle holder and the auxiliary handle cover board, wherein the trigger is connected in a surrounding manner. The switch of the handheld electric tool can be triggered in each of the leftward, rightward and middle directions of the auxiliary handle, and the handheld electric tool is simple in overall structure, has fewer parts, and is easy in assembly and more flexible and more reliable in triggering. In addition, the auxiliary handle as an independent component can be separated from the tool body to be packed, so that load can be improved greatly.
Owner:SUZHOU KINGCLEAN PRECISION MACHINERY

High-loading capacity polymethoxyflavones instant microcapsule powder and preparation method thereof

The invention discloses high-loading capacity polymethoxyflavones compound instant microcapsule powder and a preparation method thereof, which belongs to the field of food products. The power is formed by preparing by reacting functional oils, polymethoxyflavones compounds and plant essential oil as core materials with protein emulsifier wall materials. The microcapsule powder prepared by the preparation method enables loading capacity and stability of the polymethoxyflavones compounds to be substantially improved; and the prepared microcapsule powder is fast in dissolution speed and high in water dispersion capability and dissolved quantity. Moreover, water dispersibility and bioavailability of the polymethoxyflavones compound instant microcapsule powder prepared by the preparation methodof the invention are also substantially improved. In addition, raw materials of the microcapsule powder are food grade materials, prepared products do not contain organic solvents, preparation conditions are mild, usage is safer, the product quality is stable, the storage life is longer, and the microcapsule powder can be widely used for food products, health care products, medicines, and cosmetics.
Owner:HUAZHONG AGRI UNIV

Y2Ti2O7 pyrochlore self-propagating high-temperature synthesis and densification method

InactiveCN104528813AGuaranteed Packet CapacityGuaranteed long-term safetyTitanatesSelf-propagating high-temperature synthesisPyrochlore
The invention discloses a Y2Ti2O7 pyrochlore self-propagating high-temperature synthesis and densification method. The method is characterized in that CuO, Y2O3, Ti and TiO2 powders are adopted as raw materials and are blended according to a certain molar ratio; the mixture is fully ground and well mixed, and is sieved; the mixed material is added into a stainless steel mold, and is pressed into a cylindrical blank; the blank is placed into a self-propagating quasi-isostatic pressing device; the blank is ignited with an ignition tungsten wire; within 5-30s after combustion is finished, a pressure of 50-200MPa is applied by a hydraulic machine and is maintained for 20-100s, such that a Y2Ti2O7 pyrochlore block is obtained. The method has the advantages of high synthesis speed, short production period, high reaction temperature, low energy consumption, controllable synthesis product phase, high product purity, high product density, simple process, and the like. The prepared Y2Ti2O7 pyrochlore is especially suitable for high-level radioactive nuclear waste long-term safe solidification treatment and disposal.
Owner:SOUTHWEAT UNIV OF SCI & TECH

Method for preparing antioxidant coated polymer nano-vesicle

The invention discloses a method for preparing an anti-oxidant coated polymer nano-vesicle. The method comprises the following steps: mixing bromo-polyoxyethylene, pentamethyldiethylenetriamine, dimethylaminoethyl methacrylate and a solvent in water-free and oxygen-free condition, adding cuprous bromide or cuprous chloride, and performing atom transfer radical polymerization in argon or nitrogen protection at 20-80 DEG C for 6-20 hours; dissolving styrene in anhydrous paraxylene, deoxidizing, and adding into the atom transfer radical polymerization to react at 40-130 DEG C for 12-72 hours; evaporating and dissolving the prepared polymer, passing the prepared through a neutral alumina column, precipitating, filtering and drying in vacuum to obtain an amphiphilic block copolymer PEO-b-PDMA-b-PS; dissolving the PEO-b-PDMA-b-PS and an antioxidant in THF (tetrahydrofuran), dripping deionized water or methanol which is 3-10 times of the THF at a speed of 1-60d / min under intense stirring; dialyzing in deionized water, and drying to obtain the product. The product obtained by the method can play a good health-care effect on skin, and can be used for delaying skin aging.
Owner:TONGJI UNIV

Self-propagating preparation method for Gd<2>Ti<2-x>Zr<x>O<7> pyrochlore

The invention discloses a self-propagating preparation method for Gd<2>Ti<2-x>Zr<x>O<7> pyrochlore. The self-propagating preparation method is characterized by including acquiring Ti, TiO<2>, ZrO<2>, Gd<2>O<3> and CuO powder to be used as raw materials according to certain proportions; carrying out dry ball milling, uniform mixing and drying on the raw materials and compressing the raw materials to obtain blanks; placing the blanks in self-propagating quasi-isostatic pressure devices, igniting the blanks by the aid of ignition devices to carry out reaction and applying pressures after combustion is completed to obtain the Gd<2>Ti<2-x>Zr<x>O<7> pyrochlore. The self-propagating preparation method has the advantages that self-propagating high-temperature synthesis is combined with fast densification processes, and accordingly pyrochlore-type man-made rock densification solidified bodies which are high in thermal stability and chemical stability and excellent in anti-irradiation property can be synthesized in a few minutes; the self-propagating preparation method is high in synthesis speed, production efficiency, reaction temperature and product purity, low in energy consumption and applicable to long-term safety solidification treatment and disposal on nuclide of actinium series in high-level radioactive waste, processes are simple, and the like.
Owner:SOUTHWEAT UNIV OF SCI & TECH

Geological cement for solidification of radioactive incineration ash and solidification method of radioactive incineration ash

ActiveCN104299668AIncrease waste bag capacityGood liquidityRadioactive decontaminationSlagLeaching rate
The invention provides geological cement for solidification of radioactive incineration ash and a solidification method of the radioactive incineration ash. According to the solidification method of the radioactive incineration ash, slag containing aluminum silicate and an adsorbent are evenly mixed to prepare an A material of the geological cement, a composite liquid exciting agent is used for preparing a B material of the geological cement, the A material of the geological cement, the B material of the geological cement and the radioactive incineration ash are stirred in an agitator kettle for five minutes after water is added to the A material of the geological cement, the B material of the geological cement and the radioactive incineration ash, and then the mixture is moved into a die, so that forming and maintaining are achieved. According to the solidification method of the radioactive incineration ash, the waste tolerance can be improved greatly, the fluidity of a solidified body ranges from 150 mm to 180 mm, the fluidity is high, adjustment is available, the final setting time is shorter than twelve hours, and proper initial setting time is guaranteed for solidification. After maintenance is conducted for 28 days, the compressive strength of the solidified body reaches over 20 Mpa, freezing and thawing cycle testing is conducted twenty times, the compressive strength loss of a sample is smaller than 10%, soaking testing is conducted for 90 days, no crack exists on the surface of the solidified body, the compressive strength is in the rising tendency, and the leaching rate of the <137> Cs element on the forty-second day is 4.4*10<-4> m / d.
Owner:深圳市航天新材科技有限公司

Preparation method for high-sulfur, high-sodium and high-level-liquid-waste glass-ceramic solidifier

The invention discloses a preparation method for a high-sulfur, high-sodium and high-level liquid waste glass-ceramic solidifier. The method is characterized in that a Ba(NO3)2 solution is added intoa high-sulfur, high-sodium and high-level liquid waste so that the molar ratio of SO4(2-) to Ba(2+) can be 1:(1-1.5), and high-sulfur, high-sodium and high-level liquid waste containing barite is obtained; raw materials SiO2, B2O3, Na2O, CaO, Al2O3, MgO, TiO2 and the barite-containing high-sulfur, high-sodium and high-level liquid waste are taken; the raw materials are mixed, then the mixture is placed in a furnace for calcination for 1-2 hour at 800-850 DEG C, molten at 1000-1150 DEG C for 2-3 hours, annealed at 450-500 DEG C for 1-2 hour and then naturally cooled to the room temperature, andthe high-sulfur, high-sodium and high-level liquid waste glass-ceramic solidifier is obtained. The melting temperature is low, the prepared glass-ceramic solidifier has high containment for the high-sulfur, high-sodium and high-level liquid waste, the chemical stability is good and the practicability is high.
Owner:SOUTHWEAT UNIV OF SCI & TECH

Magnetic liposome and method for preparing same

The invention discloses a magnetic liposome and a method for preparing the same. The magnetic liposome wraps medicine inside the liposome; and magnetic particles are coated outside the liposome. The preparation method comprises the following steps that: a yolk lecithin solution and a cholesterin solution are mixed in an eggplant-shaped bottle according to the molar ratio of 2:1 to 2.5:1; the mixture is subjected to rotary evaporation to form a liposome film; then a phosphate buffering solution is used to carry out full hydration on the liposome film to obtain the liposome of which the surface is provided with negative charges; then, cationic polyelectrolyte-poly diallyl dimethyl ammonium chloride, anionic polyelectrolyte which is sodium polystyrene sulfonate and cationic polyelectrolyte which is poly diallyl dimethyl ammonium chloride are subjected to alternate adsorption; and finally, through the charge action and a self-assembling method, Fe3O4 magnetic particles of which the surfaces are provided with negative charges are deposited on the surface of the liposome to obtain the magnetic liposome. As the inside of the liposome is packed with the medicine, the magnetic particles are deposited on the surface of the liposome and a finite space of the inner space of the liposome is totally packed with the medicine, the packing amount of the medicine is improved and the magnetic content is simultaneously improved.
Owner:NANTONG CAMBRIDGE OLEIN +1

Strychnine-hydroxypropyl-beta-cyclodextrin liposome, preparation method and applications thereof

The present invention discloses a strychnine-hydroxypropyl-beta-cyclodextrin liposome, which contains, by weight, 0.5-2 parts of strychnine, 2-20 parts of a strychnine-HP-beta-cyclodextrin inclusion compound, 20-200 parts of soybean lecithin, and 5-20 parts of cholesterol. The present invention further discloses a strychnine-hydroxypropyl-beta-cyclodextrin liposome preparation method, which comprises: carrying out inclusion on strychnine with hydroxypropyl-beta-cyclodextrin, and then preparing into the liposome. According to the present invention, drug loading capacity is improved, an elimination half-life of the strychnine is prolonged, stability is improved, lymphatic system targeting is achieved, toxic and side effects on heart and central nervous system are reduced, and bioavailability is improved.
Owner:SOUTH CHINA UNIV OF TECH

Two-stage A/O vertical flow artificial wetland sewage treatment system

The invention relates to a system device for treating sewage in an A / O vertical flow constructed wetland, which is characterized in that the system device comprises a pretreatment desilting basin and a multilevel vertical flow constructed wetland; an outlet of the pretreatment desilting basin is connected with an inlet of the multilevel flow constructed wetland; two neighboring levels of the multilevel flow constructed wetland are communicated; the first processing unit of each level is a hypoxia unit; the rest processing units belong to aerobic 'wet / dry' alternating running-state processing units; the last aerobic 'wet / dry' alternating running-state processing unit of each level is communicated with the oxygen-poor processing unit of which the last aerobic 'wet / dry' alternating running-state processing unit is arranged.The constructed wetland system can strengthen nitrogen and phosphorus removal capacity of water and has high efficiency, fast phosphorus removal speed, small covering area, strong resistance to shock load and long service life of the wetland.
Owner:SOUTHEAST UNIV

Corner connecting structure for shade-shed

InactiveCN104790718AGuaranteed high strength requirementsReduce the difficulty of assemblyTents/canopiesEngineeringTwo step
The invention relates to a corner connecting structure for a shade-shed. The structure comprises leg tubes, beam tubes, leg tube cross joints and oblique connecting tubes. Each leg tube cross joint comprises an insertion body, wherein a hollow pillar is arranged on the upper end face of the insertion body. Stepped surfaces are arranged at the positions of two opposite corners of the upper end face of each leg tube cross joint respectively, wherein grooves are formed in the inner sides of the two stepped surfaces respectively, and the two grooves are perpendicular to each other. A stud is further arranged at the upper end of each stepped surface. A U-shaped fastener is welded to one end of each beam tube, wherein a through hole allowing the corresponding stud to pass through is formed in the bottom of the U-shaped fastener, and one end of the beam tube is buckled in the corresponding groove of the corresponding leg tube cross joint through the U-shaped fastener to enable the corresponding stud to penetrate through the through hole in the bottom of the U-shaped fastener and be fixed through a butterfly nut. The insertion body of each leg tube cross joint is inserted into the upper end of the corresponding leg tube, and a clamping shaft of each oblique connecting tube is inserted in the hollow pillar of the corresponding leg tube cross joint. According to the structure, insertion, buckling and threaded locking are matched to achieve connection, the requirement for high strength is met, and assembly difficulty is not increased.
Owner:ZHEJIANG JIAYI IND

Preparation method of borosilicate glass ceramic solidified body containing uranpyrochlore

InactiveCN109761500AFew ingredientsReduce the amount of solid solutionRadioactive wasteHigh intensity
The invention relates to the technical field of radioactive waste treatment, in particular to a preparation method of a borosilicate glass ceramic solidified body containing uranpyrochlore. The preparation method comprises the following steps of respectively performing wet mixing drying and pre-sintering, gradual melting, sintering and quenching with SiO2, Al2O3, Na2CO3, B2O3, CaF2, CaO, U3O8 andTiO2 as raw materials to prepare the borosilicate glass ceramic solidified body. The preparation method has the advantages that the crystallization rate of the uranpyrochlore in glass can be regulatedand controlled; the ingredients remained by nuclide in the glass phase can be reduced; the accommodating capacity of nuclide U in the ceramic phase can be improved; the accommodating capacity of thenuclide U in the whole solidified body can be improved; the prepared borosilicate glass ceramic solidified body containing uranpyrochlore has the advantages of uniform crystal grain distribution, hightissue compactness and high intensity.
Owner:SOUTHWEAT UNIV OF SCI & TECH
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