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27results about "Perchlorates" patented technology

Ammonium perchlorate vacuum crystallizing tank convenient to clean and dry

The utility model belongs to the technical field of ammonium perchlorate processing, and discloses an ammonium perchlorate vacuum crystallizing tank convenient to clean and dry, which comprises a tank body, a fixing frame is fixedly mounted on the outer surface of the tank body, a tank cover is arranged at the top end of the tank body, a discharge pipe is fixedly communicated with the bottom end of the tank body, a discharge valve is fixedly mounted on the discharge pipe, and a discharge valve is fixedly mounted on the discharge valve. A driving motor is fixedly mounted at the top end of the tank cover, and a vacuum pump is fixedly mounted at the bottom end of the tank body; through the inner cylinder and the outer cylinder arranged in the tank body, the screw rod is rotated to enable the outer cylinder to move downwards, so that pores of the inner cylinder are exposed, then the motor is started to enable the inner cylinder to move and rotate along with the rotating shaft, cleaning liquid in the inner cylinder is sputtered to the inner wall of the tank body, and crystals remaining on the inner wall of the tank body are softened and fall off.
Owner:JIANGSU XINMEN ENERGY EQUIP CO LTD

Ammonium perchlorate mother liquor rapid evaporation salt device

The application discloses a rapid evaporation salt collecting device for ammonium perchlorate mother liquor and relates to the technical field of evaporation salt collecting devices. The device comprises an operation table, the upper surface of the operation table is fixedly connected with an inner barrel, the outer part of the inner barrel is fixedly connected with an outer barrel, a heating cavity is formed between the inner barrel and the outer barrel, a coil pipe is arranged in the heating cavity, the coil pipe is fixedly connected to the outer wall of the inner barrel, the top end of the coil pipe is in communication with the heating cavity, a rotary pipe is arranged in the bottom of the inner barrel, a rotary joint is in communication with the bottom of the rotary pipe, a connecting pipe is in communication with the bottom of the rotary joint, and the end, which is away from the rotary joint, of the connecting pipe is in communication with the coil pipe. The rapid evaporation salt collecting device for ammonium perchlorate mother liquor drives the stirring blade to rotate through the sliding sleeve, the stirring blade stirs the ammonium perchlorate mother liquor, the temperature of the ammonium perchlorate mother liquor at all positions in the inner barrel is basically uniform, the phenomenon that the mother liquor is unevenly heated is avoided, the evaporation time is shortened, and the evaporation efficiency is improved.
Owner:DALIAN GAOJIA CHEM

System and process method for producing small-particle-size AP product in large circulation volume

The invention discloses a system and a process method for producing small-particle-size AP products with large circulation volume, the system comprises a charging subsystem, a circulation subsystem, a belt fine grain control subsystem, a cooling subsystem and a crystallization subsystem which are connected through a pipeline in a closed loop mode, the belt fine grain control system is integrated in a traditional large circulation crystallization system, and by adjusting the split ratio of crystal mush returned to a crystallizer, the AP products with the small particle size can be produced. And the content of solid materials serving as seed crystals in the system is actively controlled (namely, the solid materials are provided with fine grains). The industrial problems that the number of crystal nucleuses is insufficient due to low supersaturation degree in a large circulation process, and small-particle-size products cannot be produced easily are solved. The MPC multivariable model prediction controller is used for cooperatively regulating and controlling the circulation amount and the fine grain amount, and an ultrasonic anti-scaling and corrugated pipe external cooler can be selectively arranged, so that the granularity of a small-particle-size AP product is stable and controllable, meanwhile, the spheroidization degree and the surface smoothness of the crystal are remarkably improved, the free-running property, the stacking density and the combustion performance of charge of a user are effectively improved, and the service life of the product is prolonged. The method is suitable for continuous, stable and large-scale production of high-quality AP.
Owner:HUBEI DONGFANG CHEM IND

Low-energy-consumption purification device for ammonium perchlorate

The utility model discloses a low-energy-consumption purification device for ammonium perchlorate, and relates to the technical field of inorganic salts. The ammonium perchlorate low-energy-consumption purification device comprises a device shell and a waste heat circulation mechanism, the waste heat circulation mechanism comprises a device bottom plate, a heating base, a condensation box, a coil pipe, a first gas outlet pipe and a second gas outlet pipe, the device bottom plate is fixedly connected to the bottom of the device shell, and the heating base is fixedly connected to the bottom of the device bottom plate; the condensing box is fixedly connected into the device shell, the bottom of the condensing box is fixedly connected with the device bottom plate, the coil pipe is fixedly connected to the outer surface of the condensing box, the multiple first air outlet pipes are fixedly connected to the surface of the condensing box, and each first air outlet pipe is fixedly connected with the coil pipe. Through the arrangement of the waste heat circulation mechanism, water vapor in the heating process heats the surface of the condensation box again, waste heat generated in the crystallization process is reused, the overall energy consumption can be remarkably reduced, and carbon emission and energy resources in the production process are reduced.
Owner:TIANYUAN (YICHANG) NEW MATERIAL TECH CO LTD

A needle type potassium perchlorate precipitation filtering device

ActiveCN224388111UPerchloratesSolution crystallizationPerchlorate saltRefrigeration
The utility model relates to the potassium perchlorate precipitation field especially relates to a needle type potassium perchlorate precipitation filtering device. Including the precipitation box, first cooling precipitation mesh plate and second cooling precipitation mesh plate, the precipitation box main part is square box structure, the inside of precipitation box is vertically arranged with a plurality of first cooling precipitation mesh plate and second cooling precipitation mesh plate, first cooling precipitation mesh plate and second cooling precipitation mesh plate level from one side first insertion port and second insertion port insert, first cooling precipitation mesh plate and second cooling precipitation mesh plate staggered arrangement, the top middle part of precipitation box is provided with liquid inlet. Through the refrigeration of refrigerating machine to the precipitation box, makes inside keep a temperature that can fast precipitate, the structure of first cooling precipitation mesh plate and second cooling precipitation mesh plate can make solution can quickly spread, thereby make the precipitation effect better, first cooling precipitation mesh plate and second cooling precipitation mesh plate can be quickly replaced after the precipitation is complete.
Owner:JIANGXI YONGNING TECH CO LTD

Process for recovering perchlorate from perchlorate packaging bag

PendingCN121894613APerchloratesHollow article cleaningWater usePerchlorate
The invention relates to the technical field of perchlorate recovery, in particular to a process for recovering perchlorate from perchlorate packaging bags, which comprises the following steps: S1, sequentially conveying the packaging bags into a recovery chamber for primary recovery and secondary recovery; s2, liquid I generated by primary recovery is guided into a distillation tower for distillation and crystallization, and liquid II generated by secondary recovery is guided into a primary recovery pool to be used as water for primary recovery and recycled; s3, purified water is introduced into a distillation tower to serve as condensate water, and the purified water absorbing heat serves as a water source for secondary recovery; s4, purified water obtained after distillation is collected and used as water for condensation of a distillation tower, and crystals obtained after distillation of the distillation tower are collected; the step S1 comprises the steps that S101, bag opening is conducted, specifically, a packaging bag is turned over, so that the inner side of the packaging bag is completely exposed; and S102, recycling is conducted, specifically, the turned packaging bag is washed and recycled. The system improves energy utilization and is more environment-friendly.
Owner:LIUYANG HONGKE RENEWABLE RESOURCES RECYCLING CO LTD

Method and system suitable for producing sodium perchlorate in high-altitude low-pressure low-oxygen environment

PendingCN121538653ACellsPerchloratesLow oxygenGreen development
The invention discloses a method and a system suitable for producing sodium perchlorate in a high-altitude low-pressure low-oxygen environment, which can adapt to different low-pressure low-oxygen environments through three-stage ceramic membrane gradient filtration and electrolytic pressure enhanced oxygen supply without additional auxiliary equipment, and realize the purposes that the yield is greater than or equal to 85%, the product purity is greater than or equal to 99.6%, the chloride content is less than or equal to 0.12%, and the product purity is greater than or equal to 99.6%. The core defects that in the prior art, the high-altitude yield is low, impurity removal is not thorough, and adaptability is poor are effectively overcome. Salt lake potassium and lithium extraction waste tail salt is used as a main raw material, salty mud is recycled to be used as a building material, the mother liquor recycling rate is larger than or equal to 96%, no solid waste or waste water is discharged, tail gas reaches the standard, and the green development requirement is met. And the equipment investment is reduced by 13-15%, the annual maintenance cost is reduced by 29-36%, the energy consumption per ton of products is reduced to 820-845 kWh, and the economical efficiency is outstanding. Core equipment is mature, parameters can be adjusted along with the altitude through a built-in database, high-altitude low-maintenance scenes can be adapted, large-scale production can be achieved, product indexes are superior to industrial standards, and market competitiveness is high.
Owner:QINGHAI GUOYUAN CHEM TECH CO LTD

Continuous crystallization preparation device for ammonium perchlorate

The utility model discloses an ammonium perchlorate continuous crystallization preparation device, and relates to the technical field of ammonium perchlorate production equipment. The continuous crystallization preparation device for ammonium perchlorate comprises an ammonium perchlorate crystallizing tank, the crystallizing tank cleaning assembly comprises a second driving motor, the output end of the second driving motor extends into the ammonium perchlorate crystallizing tank and is fixedly connected with a movable frame, and the movable frame is rotationally connected with the ammonium perchlorate crystallizing tank; a movable ring is rotationally connected to the interior of the ammonium perchlorate crystallizing tank, four connecting rods and four spiral blades are fixedly connected between the movable frame and the movable ring, and filtering holes and through grooves are formed in the surface of the movable ring. By means of the structure, ammonium perchlorate crystals attached to the inner wall of the ammonium perchlorate crystallizing tank can be scraped away conveniently, the situation that ammonium perchlorate crystal residues affect the follow-up crystallizing process of an ammonium perchlorate solution is avoided, and the yield of the ammonium perchlorate crystals is increased.
Owner:TIANYUAN (YICHANG) NEW MATERIAL TECH CO LTD

Magnesium perchlorate concentration device and production method thereof

This invention discloses a magnesium perchlorate concentration apparatus and its production method, comprising a reaction tank 1 and a reaction tank 2, both having inlets; a perchloric acid solution storage tank is connected to the reaction tank 1 and the reaction tank 2 via a split-flow slow-drip pipeline; the reaction tank 1 and the reaction tank 2 are interconnected at the top via a switching pipeline controlled by a bidirectional pump to create a vacuum environment and exchange heat between the tanks; both the reaction tank 1 and the reaction tank 2 have outlets for discharging anhydrous magnesium perchlorate and outlet pipelines for discharging the solution at the bottom. The production method includes a split-flow slow-drip and dual-pipeline solution compensation method for producing concentrated magnesium perchlorate; and a method for concentrating magnesium perchlorate based on the split-flow slow-drip and dual-pipeline solution compensation method for producing concentrated magnesium perchlorate, performing vacuum exchange and heat exchange under the alternating action of the two tanks; thus improving the efficiency, stability, and continuity of magnesium perchlorate concentration production.
Owner:SHANGDONG KE YUAN BIOCHEMICAL CO LTD

Ammonium perchlorate rapid crystallization device and method

The application relates to the field of separation technology and discloses a rapid ammonium perchlorate crystallization device and method, which comprises an evaporation tank, a support column is fixedly installed at the top of the evaporation tank, a water absorption sponge is fixedly sleeved on the support column, and the water absorption sponge covers the whole top inner wall of the evaporation tank; a driving assembly for driving the water absorption sponge to be folded or unfolded in an umbrella shape is installed on the evaporation tank and takes the support column as a central shaft; a stirring shaft is installed in the evaporation tank; a wringing assembly is installed in the evaporation tank and is in transmission cooperation with the stirring shaft; a funnel-shaped water collecting groove is formed in the top end of the stirring shaft, and a water flow channel is formed in the stirring shaft; the water flow channel penetrates through the stirring shaft in the axial direction of the stirring shaft and is in communication with the water collecting groove. The water absorption sponge can completely cover the top inner wall of the evaporation tank, so that the condensation of steam on the top inner wall of the evaporation tank is effectively prevented, the phenomenon of secondary falling is avoided, the separation and crystallization efficiency is greatly improved, and the device is convenient to use.
Owner:DALIAN GAOJIA CHEM

Crystallization device for preparing ammonium perchlorate

The utility model discloses a crystallization device for preparing ammonium perchlorate, which relates to the field of ammonium perchlorate production and comprises a crystallization tank body, a top cover is arranged at the top end of the crystallization tank body, a motor is fixed at the top end of the top cover, a driving shaft is arranged at the bottom end of the motor, and the bottom end of the driving shaft extends into the crystallization tank body. A stirring plate is fixed to the outer side of the driving shaft, a stirring soft column is fixed to the side, away from the driving shaft, of the stirring plate, an inner container is arranged in the crystallization tank body, a supporting rod is fixed to the inner wall of the inner container, and a collision plate is fixed to the end of the supporting rod; when the inner container is cleaned, the stirring soft column is driven to intermittently collide with the collision plate, the collision can generate vibration, the vibration can be transmitted to the inner wall of the inner container, the vibration force can enable a solution or crystal substances adhered to the inner wall of the inner container to fall down and be conveniently discharged, and the subsequent procedure needing manual cleaning is reduced.
Owner:DALIAN GAOJIA CHEM

Movable stirring and side wall scraping device for ammonium perchlorate crystallization kettle

ActiveCN223945033UPerchloratesHollow article cleaningAmmonium perchloratePerchloric acid
The utility model discloses a movable ammonium perchlorate crystallization kettle stirring and side wall scraping device, which relates to the technical field of ammonium perchlorate crystallization equipment and comprises a kettle body, a disc is arranged at the top end of the kettle body, an annular groove is formed between the disc and the inner wall of the kettle body, a movable ring is arranged above the annular groove, and the movable ring is connected with the movable ring. The bottom of the moving ring is fixedly connected with a first scraping plate, the first scraping plate penetrates through the ring groove and extends into the kettle body, the bottom end of the first scraping plate is fixedly connected with a round rod, and the round rod is rotatably connected with a second scraping plate. According to the movable stirring and side wall scraping device for the ammonium perchlorate crystallization kettle, by arranging the first scraping plate, the second scraping plate and other structures, the side wall and the bottom wall in the kettle body can be pushed and scraped, the first scraping plate and the second scraping plate can be pulled out from the interior of the kettle body to be cleaned, and meanwhile the situation that abrasion is accelerated due to continuous contact with the inner wall of the kettle body is avoided; and the use efficiency of the stirring and side wall scraping device of the movable ammonium perchlorate crystallization kettle is improved.
Owner:DALIAN GAOJIA CHEM

Ammonium perchlorate quantitative feeding processing equipment

ActiveCN224345853UPerchloratesDispersed particle separation
The utility model discloses a kind of ammonium perchlorate quantitative feeding processing equipment, it is related to ammonium perchlorate processing technical field, including box, the top of box is provided with barrel, and barrel is symmetrically arranged with two, two the barrel and box between being provided with quantitative mechanism, the upper surface of two barrel is all set with feed inlet, the inside of two barrel is all connected with first filter screen, the inside left end wall of box is equipped with stirring rod, the right side of stirring rod is provided with plugging mechanism, the right side of plugging mechanism is provided with second filter screen, the top of second filter screen is provided with processing mechanism, the right end bottom of box is set with discharge port. The utility model is provided with a series of structures, and the quantitative proportioning of solution discharge is realized using simple physical structure, and the cost is low, and in the production process, the generated ammonia gas can be recycled.
Owner:DALIAN GAOJIA CHEM

Potassium perchlorate and application of potassium perchlorate in safety air bag

PendingCN121800144APedestrian/occupant safety arrangementPerchloratesPerchlorate saltPhysical chemistry
The invention relates to the field of inorganic materials, in particular to potassium perchlorate and application in safety airbags, and the potassium perchlorate comprises a potassium perchlorate core body and a protective layer coating the surface of the potassium perchlorate core body; the preparation method of the potassium perchlorate comprises the following steps: dispersing a potassium perchlorate core body in a solvent containing an organic ligand, enabling the organic ligand to be adsorbed on the surface of the potassium perchlorate to form an induction layer, then adding the induction layer into a growth solution containing metal ions, enabling a metal organic framework crystal to grow on the surface of the potassium perchlorate to form a protective layer, and finally obtaining the potassium perchlorate. The prepared potassium perchlorate has extremely low moisture absorption rate and extremely high friction safety, in addition, possibly, transition metal ions in a protective layer have catalytic activity, but the burning speed is increased, and the potassium perchlorate can be applied to safety airbags of automobiles.
Owner:JIANGXI YONGNING TECH CO LTD

Accurate batching and mixing device for ammonium perchlorate

The utility model discloses an accurate batching and mixing device for ammonium perchlorate, and relates to the technical field of ammonium perchlorate. The accurate batching and mixing device for ammonium perchlorate comprises a raw material mixing box body and an ammonium perchlorate proportioning assembly, the ammonium perchlorate proportioning assembly comprises a protective shell, a batching box, a discharging hopper, a limiting supporting frame, a rotating ring, an annular groove, a discharging opening, a first motor and a first rotating shaft, and the protective shell is fixedly connected to the top of the raw material mixing box body; the multiple batching boxes are fixedly connected to the top of the protective shell, the number of the discharging hoppers is the same as that of the batching boxes, and the discharging hoppers are fixedly connected to the bottoms of the corresponding batching boxes correspondingly, by arranging the ammonium perchlorate proportioning assembly, all raw materials can be added into the raw material mixing box at the same time after being proportioned, and the situation that mixing is not uniform is avoided; the working efficiency of the device is improved, the proportioning precision is improved, the surface of the proportioning box is continuously knocked through a trapezoidal telescopic block, so that the raw materials can rapidly fall, and internal blockage is avoided.
Owner:TIANYUAN (YICHANG) NEW MATERIAL TECH CO LTD

An ammonium perchlorate reaction process monitoring device

This utility model discloses a monitoring device for the ammonium perchlorate reaction process, relating to the field of ammonium perchlorate production technology. The monitoring device includes a base and a control box; the perchloric acid reaction assembly includes an electrolytic tank, and an ammonium perchlorate reactor is fixedly connected to the upper end of the base; a temperature sensor, a redox potential monitoring probe, and a pH sensor are fixedly connected to the surface of the ammonium perchlorate reactor, and two spiral stirring blades with opposite directions are fixedly connected to the surface of the rotating shaft. Through the cooperation of the temperature sensor, redox potential monitoring probe, pH sensor, and spiral stirring blades during the ammonium perchlorate reaction process, the reactants in the ammonium perchlorate reactor are fully mixed, increasing the contact area between reactants, accelerating the reaction rate, facilitating monitoring of the ammonium perchlorate reaction process, ensuring stable operation of the entire device, improving the accuracy of the detection data, and providing a guarantee for the continuous production of ammonium perchlorate.
Owner:TIANYUAN (YICHANG) NEW MATERIAL TECH CO LTD

Device and process for recovering potassium perchlorate from potassium perchlorate waste brine

PendingCN121470595AComponent separationPerchloratesPerchlorate saltThermodynamics
The invention belongs to the technical field of potassium perchlorate recovery, and particularly relates to a device and process for recovering potassium perchlorate from potassium perchlorate waste brine, the device comprises an evaporation tank, a high-temperature evaporation assembly is installed at the top of the evaporation tank, and a baffle, a transmission assembly and a concentration testing assembly are installed in the evaporation tank. When the concentration of potassium perchlorate in mother liquor needs to be measured, an air cylinder drives a test board to move downwards through a push rod, the test board drives a push-pull rod to move downwards through a bottom plate, and the mother liquor in an evaporation tank enters a cooling cylinder by rotating a first rotating disc; after a certain amount of mother liquor enters the cooling cylinder, the first turntable blocks the first base disc, the liquid cooling radiator cools the mother liquor in the cooling cylinder, and after the temperature is reduced to normal temperature, the push-pull rod continues to drive the second base disc and the second turntable to move, and the mother liquor in the cooling cylinder enters the test tube through the second turntable and the second base disc; the concentration of potassium perchlorate in the mother liquor is tested through the detector, so that the thermal drift of the detector is avoided while the concentration calculation precision of the detector is improved.
Owner:GUIZHOU HENGXIN CHEM TECH CO LTD

Solid electrolyte composition, and method for manufacturing solid electrolyte member

A solid electrolyte composition of the present disclosure includes: a solid electrolyte material including an oxygen element and a halogen element; and an organic solvent. The organic solvent includes at least one selected from the group consisting of a halogen-group-containing compound and a hydrocarbon. The solid electrolyte material includes at least one selected from the group consisting of Zn, Sn, Al, Sc, Ga, Bi, Sb, Zr, Hf, Ti, Ta, Nb, W, Y, Gd, Tb, and Sm.
Owner:PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO LTD

Preparation method of ammonium perchlorate microrod self-assembled membrane

PendingCN121672423APerchloratesAlkanePhysical chemistry
The invention discloses a preparation method of an ammonium perchlorate microrod self-assembled membrane, which comprises the following steps: dissolving ammonium perchlorate in dimethyl sulfoxide at a certain temperature to form an ammonium perchlorate saturated solution; the method comprises the following steps: adding an alkane separant into an ammonium perchlorate saturated solution to form an incompatible system in which the separant is positioned at the upper part and the ammonium perchlorate solution is positioned at the lower part; an alcohol anti-solvent is slowly added into the incompatible system, and the interface of the separant and the ammonium perchlorate solution is kept stable in the adding process; after standing for a period of time, washing and drying a recrystallization product to obtain the ammonium perchlorate microrod self-assembled film. The invention provides the preparation method of the ammonium perchlorate microrod self-assembled membrane, the method is simple and convenient to operate, good in stability, good in repeatability and high in yield, and a technical support is provided for application of the ammonium perchlorate microrod self-assembled membrane in miniaturized and integrated energetic devices.
Owner:HUAIYIN TEACHERS COLLEGE

A mixing device and method for ammonium perchlorate production

The application relates to the technical field of ammonium perchlorate production, in particular to a mixing device and method for ammonium perchlorate production. The device comprises a tank body, fixed rings are fixed concentrically at the upper end and the lower end in the tank body, gear rings are rotationally connected concentrically in the fixed rings, crossbars are fixed in the gear rings, first sliding channels and second sliding channels are arranged on the crossbars, first sliding blocks are slidably arranged in the first sliding channels, second sliding blocks are slidably arranged in the second sliding channels, the first sliding blocks are connected through rotating rods, the second sliding blocks are connected through rotating rods, moving frames are fixedly connected between the first sliding blocks on the upper side and the lower side and the second sliding blocks on the upper side and the lower side, and scraper plates are elastically and slidably connected in the moving frames. The crossbar is driven to rotate to alternately drive two vertical scraper plates to directionally scrape the tank wall area near the end of the discharge pipe, the scraper plates are in elastic contact with the tank wall under the action of the springs, the crystallized materials are adaptively scraped, the discharge port is prevented from being blocked due to crystallization hardening, and continuous production is guaranteed.
Owner:DALIAN GAOJIA CHEM

A polyester derivative, its preparation method and application

This invention discloses a polyester derivative with the structure of formula (Ⅰ), its preparation method, and its application. The preparation method of the polyester derivative is as follows: 2,3-dihydroxymethyl-2,3-dinitro-1,4-butanediol, fatty acid, dehydrating agent, and catalyst are added to an organic solvent and subjected to an esterification reaction under a nitrogen atmosphere. After the reaction is completed, the polyester derivative is purified to obtain the polyester derivative. The polyester derivative is used to coat AP, which effectively reduces the hygroscopicity and high-temperature decomposition temperature of AP.
Owner:NANJING UNIV OF SCI & TECH

Preparation method of superfine porous ammonium perchlorate

ActiveCN118637561BPerchloratesAmmonium perchlorate explosive compositionsNon solventActive agent
The application discloses a preparation method of superfine porous ammonium perchlorate and belongs to the technical field of materials. The preparation method is as follows: ammonium perchlorate raw materials are dissolved in a mixed solvent to prepare an ammonium perchlorate saturated solution; then, a surfactant is added into the ammonium perchlorate saturated solution and stirred uniformly; then, the ammonium perchlorate saturated solution is added into a non-solvent at a constant speed, the ammonium perchlorate particles are precipitated while stirring, and the stirring is continued after the addition is completed; after the reaction is completed, the reaction solution is filtered, washed and dried to obtain the superfine porous ammonium perchlorate. The superfine porous ammonium perchlorate is obtained by dissolving the ammonium perchlorate in a mixed solution of methanol and triethanolamine through a solvent-non-solvent method and then precipitating the ammonium perchlorate from a non-solvent octane, the method is safe and reliable, the operation steps are simple, the cost is low, the method is suitable for industrial production, the particle size is controllable, and the superfine porous ammonium perchlorate is easy to prepare.
Owner:CHINA UNIV OF PETROLEUM (EAST CHINA)

Preparation method of ammonium perchlorate micron particle self-assembled membrane

PendingCN121626938APerchloratesSingle substance explosivesPhysical chemistryPerchloric acid
The invention discloses a preparation method of an ammonium perchlorate micron particle self-assembled membrane, which comprises the following steps: firstly, dissolving ammonium perchlorate in a solvent at room temperature to form an ammonium perchlorate saturated solution; then, adding a benzene series separant into the ammonium perchlorate saturated solution to form an incompatible system in which the separant is positioned at the upper part and the ammonium perchlorate solution is positioned at the lower part; then slowly adding an ester anti-solvent into the incompatible system, and keeping the interface of the separant and the ammonium perchlorate solution stable in the adding process; and finally, after standing for a period of time, washing a recrystallization product with an anti-solvent, and drying to obtain the ammonium perchlorate micron particle self-assembled membrane. The invention provides the preparation method of the ammonium perchlorate micron particle self-assembled membrane, and the method is simple and convenient to operate, good in stability, good in repeatability, high in yield and suitable for large-scale production of the ammonium perchlorate micron particle self-assembled membrane.
Owner:HUAIYIN TEACHERS COLLEGE

Ammonium perchlorate cooling crystallization device convenient to clean

ActiveCN223490453UPerchloratesHollow article cleaningAmmonium perchloratePerchloric acid
The utility model discloses an ammonium perchlorate cooling crystallization device convenient to clean, and relates to the technical field of chemical equipment, the ammonium perchlorate cooling crystallization device comprises a tank body, the top end of the tank body is rotatably provided with a rotating rod, the lower half section of the rotating rod is provided with an inner cavity, the bottom of the inner cavity is slidably provided with a first sliding rod, and the first sliding rod penetrates through the lower surface of the rotating rod; and the bottom end of the first sliding rod is fixedly connected with a first scraping plate, the side wall of the rotating rod is fixedly connected with a sliding barrel, and the sliding barrel communicates with the inner cavity. According to the ammonium perchlorate cooling crystallization device convenient to clean, by arranging the magnetic block, the first scraping plate, the second scraping plate and other structures, crystals attached to the inner wall of the tank body can be pushed and scraped, later cleaning of the interior of the tank body is facilitated, meanwhile, the first scraping plate and the second scraping plate do not make continuous contact with the inner wall of the tank body, abrasion is reduced, and the service life is prolonged; by adjusting the positions of the first scraping plate and the second scraping plate, the stirring range is expanded, and the use efficiency of the cooling crystallization device is improved.
Owner:DALIAN GAOJIA CHEM

A doped high-chlorate modified anti-perovskite material, a preparation method thereof and application thereof

The application discloses a kind of anti-perovskite materials. Specifically, a kind of doping perchlorate modified anti-perovskite material, its preparation method and application are provided. The anti-perovskite material has high quantum luminescence efficiency, has wide application prospect in the field of optoelectronics, and its conductivity is high, has wide application prospect in the solid-state electrolyte material of solid-state lithium battery.
Owner:JINGGANGSHAN UNIVERSITY

Method for increasing granularity of sodium perchlorate crystal

PendingCN121626937APerchloratesSodium chlorateCool storage
The invention relates to a method for increasing the granularity of sodium perchlorate crystals, and belongs to the technical field of industrial crystallization. The invention mainly solves the technical problems of small particle size and easy hardening in the existing sodium perchlorate production process. According to the technical scheme, the method for increasing the particle size of the sodium perchlorate crystal comprises the following steps: 1) preparing a sodium perchlorate concentrated solution: dissolving a sodium perchlorate crude product in water, and concentrating the sodium perchlorate solution; 2) determining the addition amount of the seed crystal: calculating the addition amount of the seed crystal according to a formula Ms = (Ls / Lf) 3Mf; and 3) cooling crystallization: filtering the sodium perchlorate concentrated solution in the step 1) into a cooling storage tank, after the temperature of the sodium perchlorate concentrated solution is reduced to 73-95 DEG C, putting the sodium perchlorate concentrated solution into a DTB crystallizer, then adding a seed crystal, and after the temperature is reduced to 25-40 DEG C, centrifuging the solution. The method has the advantages of simplicity in operation, large and uniform crystal granularity, difficulty in hardening of products and the like.
Owner:SHANXI ZHUOLIAN RUIKE TECH CO LTD

Amorphous sodion solid electrolyte with short-range disordered structure and preparation method of amorphous sodion solid electrolyte

The invention discloses an amorphous sodion solid electrolyte with a short-range disordered structure and a preparation method thereof, the chemical expression of the amorphous sodion solid electrolyte is NaMOCl4, M is Nb or Ta, and the amorphous sodion solid electrolyte is prepared through mechanical ball milling, high-temperature melting and rapid quenching. The three components cooperate to realize the synthesis of the sodium ion halide solid electrolyte which is free of impurities, high in non-crystallinity and controllable in structure. Especially in the rapid quenching process, a non-equilibrium structure in the material can be instantly locked, and short-range disordered characteristics such as polyhedron distortion and coordination number disturbance are introduced, so that a highly short-range disordered amorphous oxyhalide solid electrolyte structure is formed. The short-distance disordered structure effectively breaks the ordered constraint of ion migration paths in the crystal and part of the quasi-amorphous system, significantly reduces the sodium ion diffusion barrier, and improves the degree of freedom and efficiency of ion migration.
Owner:SHANGHAI UNIV +1