Method for preparing hexachlorocyclotriphosphazene

The invention relates to a method for preparing hexachlorocyclotriphosphazene, which comprises the following steps: 1. adding PCl5, NH4CL and catalysts into organic insert solvents to be heated to 100 DEG C to 140 DEG C to take reaction for 1 to 3h; or adding PCl3, NH4Cl and catalysts to be heated to 100 DEG C to 140 DEG C, and introducing Cl2 to take reaction for 1 to 3h; and 2. filtering the reaction liquid, carrying out reduced pressure distillation, adding strong base-weak acid salts into the organic insert solvents obtained through distillation to be stirred for 0.5 to 2h, freezing and filtering materials, separating white coarse crystals from kettle bottom liquid obtained through distillation after being frozen, then, filtering materials again, treating the filter liquid by a methodthe same as the treatment method of the organic insert solvents obtained through distillation, and obtaining the hexachlorocyclotriphosphazene after the coarse crystals are washed and dried. The method ...

Preparation method of indene modified alpha-pinene resin

The invention relates to a preparation method of an indene modified alpha-pinene resin. The method comprises the steps of: (1) adding a solvent into a reaction kettle, controlling the temperature at 50-15 DEG C, evenly mixing a catalyst and the other part of the solvent, adding the mixture into the reaction kettle, stirring, then dropwise adding a mixture of alpha-pinene and indene, and reacting for 1-6 h to obtain a polymerization solution; (2) washing the polymerization solution to the pH of 7, standing, and taking an upper layer oil phase to obtain a resin liquid; (3) carrying out reduced pressure distillation on the resin liquid by to remove part of the solvent, and then stripping the concentrated liquid by vapor steam to obtain modified alpha-pinene resin. The invention has the advantages of simple process, low cost and little by-products; currently the indene segment fraction obtained by distillation cutting of ethylene cracking by-product C9 fraction contains a lot of indene, and ...

Chinese medicinal preparation having gout-resisting effect and preparation method thereof

The invention discloses a Chinese medicinal preparation having a gout-resisting effect and a preparation method thereof. The Chinese medicinal preparation comprises the following raw materials in parts by weight: 40-120 parts of spicate clerodendranthus herb, 25-40 parts of eucommia ulmoides leaf, 5-30 parts of astragalus, 10-50 parts of amur corktree bark, 5-50 parts of ash bark and 10-55 parts of Chinese starjasmine stem. The Chinese medicinal preparation having the gout-resisting effect is scientific in formula, remarkable in effect, accurate in dosage, proper in price and convenient to use, has the effects of lowering uric acid, inducing diuresis, relaxing the bowels, diminishing inflammation, relieving pain and the like, has remarkable curative effects on gout due to high uric acid, gout and arthritis, and can be used for treating both symptoms and root causes.

Method for preparing cathode material of high capacity tin-nickel composite oxides lithium ion battery

The invention relates to a preparation method of cathode material of a high-capacity tin-nickel composite oxide lithium-ion battery, comprising the following steps: (1) soluble sodium stannate and nickel sulfate are weighted and respectively dissolved for preparing the solution; the two solutions are matched and mixed according to atomic ratio of Sn/Ni with 0.5-2 and are stirred ceaselessly; the produced precipitate is filtered, washed 3-7 times with distilled water and is fully dried in a vacuum baking oven, thus obtaining solid power predecessors; (2)the temperature of the predecessors is raised to 280-1200 DEG.C in a muffle furnace by taking 1-30 DEG.C/min of heating-up speed under the atmosphere that the predecessors are protected by flowing inert gases, then the temperature is preserved for 0.5-8 hours; after the heat preservation is finished, the predecessors are cooled to room temperature with the furnace, thus obtaining the cathode material. The method has simple preparation process ...

Indene modified SBS adhesive and preparation method thereof

The invention belongs to the technical field of adhesives, and particularly relates to an indene modified SBS adhesive and a preparation method thereof, the adhesive comprises the following components: SBS, indene, an initiator, a coupling agent, an anti-aging agent, a catalyst and a solvent; the preparation method of the adhesive comprises the following steps: pretreatment of raw materials: carrying out reduced pressure distillation on SBS and indene to remove a polymerization inhibitor, an initiator, a coupling agent, an anti-aging agent and a catalyst, and dehydrating by using a drying agent to obtain the pretreated raw materials; preparing a polymerization liquid by polymerizing the modified SBS: weighing the SBS and a solvent, putting into a reaction kettle, cooling, introducing nitrogen for replacement, continuously stirring until complete dissolution, adding indene, an initiator and an anti-aging agent into the reaction kettle for continuous reaction, controlling the temperature ...

Copper tin antimony ternary alloy anode material of lithium ion battery and preparation method thereof

The invention provides a copper tin antimony ternary alloy anode material of a lithium ion battery and a preparation method thereof. The method comprises the steps: firstly preparing salt solution of copper, tin and antimony; evenly mixing according to the molar ratio of Cu: Sn: SB=6:5:5; adding stabilizing agent; adding strong reducing agent into mixture; and preparing nano-grade copper tin antimony Cu6Sn5Sb5 ternary alloy anode material. The preparation method has simple technology and low cost, wherein the prepared copper tin antimony Cu6Sn5Sb5 ternary alloy anode material has even grains, high lithium-storing capacitance and good cycle performance.

Preparation method for spherical lithium ferric phosphate used as lithium ion battery anode material

The invention relates to a preparation method for spherical lithium ferric phosphate used as a lithium ion battery anode material. The preparation method comprises the following steps: respectively dissolving a ferric iron compound and a phosphorus source compound in deionized water to prepare a water phase solution A and a water phase solution B, and adding the solution A and the solution B slowly into organic oil to form a water-in-oil system C; washing and drying the water-in-oil system C after precipitation and centrifugal separation to obtain a spherical ferric phosphate predecessor; mixing the ferric phosphate predecessor, a lithium source compound and a carbon source compound, and calcining the mixture for 1 to 24 hours at 550 to 850 DEG C under the protection of inert gas so as to obtain the spherical lithium ferric phosphate anode material with high bulk density and the tap density of 1.5 to 2.2 g/cm3. The preparation process has simple operation and easy control, and facilitates ...

Traditional Chinese preparation with bacteriostatic action for preventing blood sugar rising and preparation method thereof

The present invention relates to an application of sugarcane top extractive in blood glucose elevation inhibition of the diabetics, specifically providing an application of sugarcane top aqueous extract or ethanol extract in preparing medicine treating blood glucose elevation inhibition of the diabetics.

Momordica grosvenori liver-protecting preparation and production method thereof

The present invention relates to a process for preparation of a hepatoprotective medicament which is prepared from an extract of cucurbitaceous momordica grosvenori and characterized in that momordica grosvenori is firstly disintegrated, heated and extracted through water, and the extracting liquid is separated, concentrated and dried through macroreticular resin column. Purification extracted from momordica grosvenori is prepared into granules, tablets, capsules, oral liquid, dropping pills or syrup, and the medicaments have protective effect to CCI4 chronic liver injury of rats and can decrease activity of ALT and AST in serum and increase TP and ALB, and activity of SOD and GSH-px of liver tissue, reduce MDA content of liver tissue and improve pathologic change of liver tissue.

Lightweight neural network structure search method based on neural network topological structure

The invention discloses a lightweight neural network structure search method based on a neural network topological structure, and the method comprises the steps: carrying out the preprocessing of a to-be-detected image data set, and obtaining a preprocessed image data set; constructing a neural network topological structure search space and designing a topological complexity evaluation index according to the neural network topological structure; inputting the preprocessed image data set into a neural network topological structure search space for secondary search processing, and constructing a lightweight neural network topological structure in combination with a topological complexity evaluation index; and performing image detection processing on the to-be-detected image data set according to the lightweight neural network topology structure. According to the invention, the cost of manual labor can be greatly reduced, and the searching efficiency of the neural network structure can be ...

Method for preparing magnesium hydroxide by using magnesium chloride hexammoniate

The invention relates to a method for preparing magnesium hydroxide by using magnesium chloride hexammoniate. The method includes the steps: (1) adding magnesium chloride hexammoniate into water, stirring, heating up to 30 to 50 DEG C, then adding an alkali liquor into the mixed liquid of water and magnesium chloride hexammoniate, stirring, and thus obtaining a reaction liquid; (2) heating the reaction liquid for 1 to 3 hours at the temperature of 50 to 100 DEG C, introducing volatilized ammonia into an absorption medium, and absorbing; and (3) carrying out sedimentation and filtration on the solution obtained in the step (2), and drying the filter residue at the temperature of 80 to 120 DEG C, wherein the dried product is magnesium hydroxide; and carrying out freezing crystallization on the filtrate at the temperature of -5 to 10 DEG C, and filtering to obtain a chlorine-containing salt, wherein the filtrate is used as the alkali liquor for reutilization. The process is simple, the by-product ...

Method for preparing magnesium carbonate by using magnesium chloride hexammoniate

The invention relates to a method for preparing magnesium carbonate by using magnesium chloride hexammoniate. The method includes the steps: (1) adding magnesium chloride hexammoniate into a diluted acid, dissolving, stirring, adding aqua ammonia to make the solution pH be 7, then adding sodium bicarbonate into the solution, stirring, and thus obtaining a reaction liquid; (2) heating the reaction liquid for 1 to 3 hours at the temperature of 40 to 100 DEG C, introducing volatilized ammonia into an absorption medium, and absorbing; (3) carrying out sedimentation and filtration on the solution obtained in the step (2), and drying the filter residue at the temperature of 60 to 120 DEG C, wherein the dried product is magnesium carbonate; and carrying out evaporation concentration of the filtrate at the temperature of 50 to 100 DEG C; and (4) carrying out freezing crystallization on the concentrated solution at the temperature of -10 to 10 DEG C, and filtering, wherein the filter residue is ...

Preparation method for copper-tin-antimony ternary alloy cathode material of lithium ion battery

The invention relates to a preparation method for a copper-tin-antimony ternary alloy cathode material of a lithium ion battery. The preparation method comprises the following steps of: mixing metal copper, tin and antimony in a molar ratio of 6:5:5; adding a ball mill control agent; and fully carrying out ball milling under the protection of inert gases to obtain the copper-tin-antimony Cu6Sn5Sb5 ternary alloy cathode material. The preparation method has simple process and low cost, and the prepared copper-tin-antimony Cu6Sn5Sb5 ternary alloy cathode material has high lithium storage capacity and good cycle performance.

Traditional Chinese preparation with bacteriostatic action for preventing blood sugar rising and preparation method thereof

The invention relates to a traditional Chinese medicine preparation for blood glucose elevation inhibition and bacteriostasis action, as well as the preparation method and the application thereof. The traditional Chinese medicine preparation is prepared by extracting and processing sugarcane top and by adopting the conventional method, and is applicable to blood glucose elevation inhibition of the diabetics and bacterial infection treatment.

Manufacturing method of liquid crystal panel, liquid crystal panel and liquid crystal display device

The invention relates to the technical field of liquid crystal display, in particular to a manufacturing method of a liquid crystal panel, the liquid crystal panel and a liquid crystal display device. The method comprises the following steps: preparing an organic matter containing a cinnamate group, wherein the organic matter containing the cinnamate group is a polymer containing the cinnamate group or a small molecular organic matter with the molecular weight of less than 2000; preparing a solution containing the organic matter containing the cinnamate group, and adding a cross-linking agent into the solution to obtain a mixed solution; providing a pair of substrates, and depositing the solution on one side of each substrate to form a thin film; performing irradiation orientation on the film through polarized light; carrying out a cross-linking reaction, and forming a photo-alignment layer on the substrate; the two substrates are arranged in a spaced mode, the sides, provided with the ...

Manufacturing method of liquid crystal panel, liquid crystal panel and liquid crystal display device

The invention relates to the technical field of liquid crystal display, in particular to a manufacturing method of a liquid crystal panel, the liquid crystal panel and a liquid crystal display device. The manufacturing method of the liquid crystal panel comprises the steps that a mixed solution of polyimide, an azo compound and a cross-linking agent is prepared, a solvent is an organic solvent, the solid content of the polyimide is 20%-30%, and the solid content of the azo compound is 1%-8%; providing a pair of substrates, and depositing the mixed solution on one side of each substrate to form a thin film; performing irradiation orientation on the film through polarized light; performing cross-linking reaction on the thin film, and forming an optical alignment layer on the substrate; the two substrates are arranged in a spaced mode, the sides, provided with the light orientation layers, of the two substrates are oppositely arranged, the two substrates are bonded through frame glue, and ...

Human-in-loop active sensing method for coal gangue identification

The invention discloses a coal gangue identification-oriented human-in-the-loop active sensing method, which comprises the following steps of: carrying out manual calibration processing on a coal gangue image to obtain a preliminary coal gangue label image; inputting the preliminary coal gangue label image into a semi-supervised active learning model for iterative training to obtain a trained semi-supervised active learning model; and performing coal gangue image recognition processing according to the trained semi-supervised active learning model to obtain a coal gangue segmented image. By using the method and the device, the pressure of manually marking the coal gangue image can be relieved, and the final recognition precision of the coal gangue image is improved. The human-in-the-loop active sensing method for coal gangue recognition can be widely applied to the technical field of computer vision.

Traditional Chinese medicine preparation with functions of reducing blood fat and inhibiting blood glucose increase and preparation method thereof

The invention discloses a traditional Chinese medicine preparation with functions of reducing blood fat and inhibiting blood glucose increase and a preparation method and an application thereof. The traditional Chinese medicine composition for reducing blood fat and inhibiting blood glucose increase disclosed by the invention comprises the following components: 76-90 parts of rhinacanthus nasutus, 70-88 parts of folium mori, 60-88 parts of radix astragali, 60-88 parts of folium cortex eucommiae, 35-78 parts of flos lonicerae, 66-100 parts of psidium guajava leaves and the like. The traditional Chinese medicine preparation with functions of reducing blood fat and inhibiting blood glucose disclosed by the invention has the functions of tonifying liver and kidney, strengthening tendons and bones, clearing heat and relieving restlessness and excreting water and resolving dampness. The effect of the traditional Chinese medicine preparation disclosed by the invention is obvious according to animal ...

Postpartum care bra and production process

The invention relates to a postpartum care bra and a production process, and relates to the technical field of bra production, the postpartum care bra comprises two cups, shoulder straps and a back strap, the cups and the back strap are detachably connected through a first connecting assembly, the two ends of the shoulder straps are detachably connected with the back strap and the cups through a second connecting assembly and a third connecting assembly respectively, and the two cups are detachably connected with the back strap and the cups through a second connecting assembly and a third connecting assembly respectively. The two cups are detachably connected through a fourth connecting assembly. According to the bra, the cups, the shoulder straps and the back straps are detachably connected through the first connecting assemblies, the second connecting assemblies, the third connecting assemblies and the fourth connecting assemblies, so that the cups, the shoulder straps and the back straps ...

Preparation methods of aluminum-zirconium composite spinning solution, precursor fiber and zirconium oxide-aluminum oxide composite short fiber

The invention provides a preparation method of an aluminum-zirconium composite spinning solution, a precursor fiber and a zirconium oxide-aluminum oxide composite short fiber. The preparation method of the aluminum-zirconium composite spinning solution is as follows: the aluminum-zirconium composite spinning solution is prepared by taking aluminum hydroxide, zirconium hydroxide, organic carboxylic acid, yttrium acetate and boric acid as raw materials through a sol-gel method. Zirconium hydroxide, aluminum hydroxide and organic carboxylic acid are used as main raw materials, ions such as Cl <->, SO4 < 2-> and NO3 <-> are not contained, and substances influencing the environment cannot be generated in the production process; according to the invention, aluminum hydroxide and zirconium hydroxide are directly used as main raw materials to prepare the aluminum-zirconium composite spinning solution, compared with the prior art for respectively preparing aluminum sol and zirconium sol, the process ...

Small sample image recognition method based on double-gradient enhanced contrast learning

The invention discloses a small sample image recognition method based on double-gradient enhanced contrast learning, and the method comprises the steps: obtaining a to-be-recognized image, and carrying out the data enhancement processing, and obtaining a double-view sample and a mixed sample; inputting the double-view sample and the mixed sample into a deep neural network model for gradient training, and constructing a minimum global contrast loss function; based on a global contrast loss function, performing gradient return correction processing on a full connection layer of the deep neural network model, and constructing a corrected deep neural network model; and performing image recognition processing based on the corrected deep neural network model to obtain an image recognition result. According to the invention, the method can improve the image recognition precision of the deep neural network model while reducing the manual marking cost of the data sample. The small sample image recognition ...

Momordica grosvenori liver-protecting preparation and production method thereof

Someone automatic device of dealing with of cominging in and going out of electric power hyperbaric chamber

The utility model discloses a someone automatic device of dealing with of cominging in and going out of electric power hyperbaric chamber, the device include public observing and controlling screen, a power, a switch and a display lamp, and the positive negative pole pin break -make of public observing and controlling screen forms the signal acquisition return circuit by on -off control for public observing and controlling screen is uploaded after gathering the signal, and automatic main website received the setting of carrying out all kinds of attributes behind the signal, the power -on is crossed the switch and is connected with the display lamp for the warning of on -the -spot signal. This device in through display lamp warning transformer substation personnel hyperbaric chamber someone, hold at the extensions pin of public observing and controlling screen simultaneously and has set up the switch, provide a signal acquisition return circuit to in time give automatic main website with ...