18 results about "Ionized sodium" patented technology

The invention relates to the technical field of sodium-ion batteries, in particular to a sodium-ion battery non-aqueous electrolyte, a sodium-ion battery, a battery module, a battery pack and a power utilization device.The sodium-ion battery non-aqueous electrolyte comprises sodium salt, an organic solvent and a functional additive, the sodium salt comprises sodium bis (fluorosulfonyl) imide and sodium hexafluorophosphate, and the organic solvent comprises sodium bis (fluorosulfonyl) imide and sodium hexafluorophosphate. The molar ratio of the sodium bis (fluorosulfonyl) imide to the sodium hexafluorophosphate is (8: 2)-(7: 3); the organic solvent is prepared from chain carbonate and cyclic carbonate, and the functional additive is prepared from 2-trifluoromethyl-1, 3-propene sultone and 1-fluoro-2-methyl-ethylene carbonate. According to the invention, the ionic conductivity and thermal stability of the sodium-ion battery electrolyte can be improved through reasonable proportioning and use of the double-ion sodium salt, and meanwhile, corrosion of sodium bis (fluorosulfonyl) imide to an aluminum structural part can also be avoided. The sodium salt and the functional additive cooperate with each other to form an effective interface film on the surface of the electrode, so that the high-temperature storage performance and the high-temperature cycle performance of the sodium ion battery can be remarkably improved.

The present invention relates to the field of medical technology, and specifically to the use of salvianolic acid B in the preparation of drugs for treating IPEX. The present invention proves through in vivo animal experiments that salvianolic acid B has a good anti-inflammatory effect and can effectively alleviate the autoimmune reaction of Treg-deficient SF mice. In the present invention, the cations in the salvianolic acid B salts can be iron ions, calcium ions, sodium ions, potassium ions or magnesium ions, preferably magnesium ions; the dosage form of the drug for treating IPEX can be any dosage form described in pharmacy, and can be an oral liquid form, an injection form, a tablet form or a capsule form. By utilizing the key role of salvianolic acid B in IPEX disease, it can be prepared into a drug, providing a theoretical basis and a new treatment idea for the treatment of primary immunodeficiency diseases with traditional Chinese medicine; salvianolic acid B is easy to obtain, can be quickly put into production and obtain a high-efficiency preparation, and has important application value.

The application relates to the technical field of sodium ion batteries, in particular to a sodium ion battery non-aqueous electrolyte, a sodium ion battery, a battery module, a battery pack, and a power utilization device. The sodium ion battery non-aqueous electrolyte comprises a sodium salt, an organic solvent and a functional additive. The sodium salt comprises sodium bisfluorosulfonylimide and sodium hexafluorophosphate, and the molar ratio of the sodium bisfluorosulfonylimide and the sodium hexafluorophosphate is 8:2-7:3. The organic solvent comprises a chain carbonate and a cyclic carbonate. The functional additive comprises 2-trifluoromethyl-1,3-propylene sulfite and 1-fluoro-2-methyl-vinyl carbonate. The sodium ion battery electrolyte ion conductivity and thermal stability can be improved by reasonably matching and using the dual-ion sodium salt, and the corrosion of sodium bisfluorosulfonylimide to aluminum structural parts can be avoided. The sodium salt and the functional additive are mutually synergistic, an effective interface film is formed on the electrode surface, and the high-temperature storage performance and the high-temperature cycle performance of the sodium ion battery can be remarkably improved.

The invention belongs to the technical field of biology, and relates to a narrow-spectrum antibacterial peptide XMK-8 and application thereof. The amino acid sequence of the narrow-spectrum antibacterial peptide XMK-8 is as shown in SEQ ID NO: 1, and the narrow-spectrum antibacterial peptide XMK-8 has no bacteriostatic activity on escherichia coli, salmonella, staphylococcus aureus and aeromonas hydrophila and only has bacteriostatic activity on pasteurella multocida and haemophilus parasuis. The antibacterial activity of the narrow-spectrum antibacterial peptide XMK-8 can still be detected after treatment with salt ions (sodium ions and potassium ions, 50-200 mmol / L), acid-base (pH 4-10) and protease K (20-100 [mu] g / mL) at the temperature of 0-100 DEG C, and the narrow-spectrum antibacterial peptide XMK-8 has low hemolytic activity on red blood cells of mice. The antibacterial peptide XMK-8 disclosed by the invention is expected to become a novel antibiotic substitute and has a good application prospect in prevention, treatment, diagnosis and identification of pasteurella multocida, haemophilus parasuis and infection thereof.

The invention discloses a calcium-lithium double-doped sodium nickel manganese oxide layered oxide material and a preparation method and application thereof, the chemical formula of the calcium-lithium double-doped sodium nickel manganese oxide is Na < x > Ca Ni < 0.33-b > Li Mn < 0.67 > O < 2 >, 0 < x < = 0.8, 0 lt, 0 < x < = 0.8, 0 lt; a is less than or equal to 0.1, 0lt; b < = 0.14; the material has a P2 type structure, and the space group is P63 / mmc. In the prepared Ca-Li double-doped sodium nickel manganese oxide layered oxide material, nickel ions can participate in an oxidation-reduction reaction to provide capacity, and co-doping of lithium ions and calcium ions in a proper proportion can trigger anions O < 2-> in the material to participate in the oxidation-reduction reaction, so that additional capacity is provided. Tetravalent manganese ions are used as main crystal structure supporting ions; sodium ions are used as charge carriers in the charging and discharging process of the battery.

To provide a wire electric discharge machine that can extend a service life of a filter 32, even when subjecting an aluminum-based material to electric discharge machining.SOLUTION: A wire electric discharge machine (10) according to an embodiment in the disclosure subjects an aluminum-based material to electric discharge machining. A processing liquid used for electric discharge machining in the wire electric discharge machine includes one or more cations selected from potassium ions, calcium ions, sodium ions, and magnesium ions, and one or more anions selected from sulfate ions, sulfite ions, disulfite ions, hydrogen sulfite ions, hydroxide ions, nitrate ions, and nitrite ions.SELECTED DRAWING: Figure 1

A wire electric discharge machining device according to an aspect of the present disclosure is for electric discharge machining of an aluminum-based material, wherein a machining fluid used in electric discharge machining contains at least one kind of cation from among potassium ions, calcium ions, sodium ions and magnesium ions and at least one kind of anion from among sulfate ions, sulfite ions, disulfite ions, hydrogen sulfite ions, hydroxide ions, nitrate ions and nitrite ions.

The invention claims the priority of the Chinese patent application CN202411900128.3 submitted on December 23, 2024, and the content (text and claims) of the application is incorporated into the application by reference. The invention belongs to the technical field of recycling of lithium precipitation mother liquor, and particularly relates to a lithium carbonate separation process for freezing, evaporating, thermally crystallizing and decarburizing liquid after lithium precipitation, which comprises the following operation steps: carrying out lithium precipitation for the first time; freezing liquid after lithium precipitation to separate sodium sulfate; the frozen filtrate is subjected to hot melting crystallization to evaporate part of water to obtain lithium carbonate crystals and crystallized filtrate; decarburization; performing evaporation; depositing lithium for the second time; the secondary lithium precipitation solution and the decarbonized solution are mixed and jointly enter an evaporation process; the lithium-containing solution contains sulfate ions, sodium ions, potassium ions and lithium ions; the filtrate is directly heated, residual lithium carbonate in the solution is further separated out, and the yield and purity of the lithium carbonate are improved.

Provided are an electrolyte solution for a non-aqueous sodium ion battery, a non-aqueous sodium ion battery including the electrolyte solution for a non-aqueous sodium ion battery, and a method for producing a non-aqueous sodium ion battery, the electrolyte solution containing (I) sodium fluorosulfate, (II) at least (1) selected from the group consisting of iron ions, nickel ions, and manganese ions, (III) a sodium salt, and (IV) a non-aqueous organic solvent, wherein (II) satisfies at least one of the ion concentration conditions (i) to (iii) described in the description.

Disclosed is a salt lake lithium extraction electrodialysis apparatus, which relates to the technical field of lithium salt production. Said apparatus comprises a containing assembly, an electrodialysis assembly, and a stirring assembly; the containing assembly comprises a barrel, a top cover, and a feed pipe; the top of the barrel is rotatably connected to the top cover, the barrel is in communication with one end of the feed pipe, and an inner slot is formed on an inner wall of the barrel; a communication pipe is arranged on the top cover; the electrodialysis assembly comprises a first anode cylinder, a first ion exchange membrane, a first cathode cylinder, a second ion exchange membrane, and a second anode cylinder; the top of the first anode cylinder is fixedly connected to the top cover, and a gap is present between the bottom of the first anode cylinder and the bottom wall of the barrel body. The present apparatus facilitates lithium chloride, sodium, and potassium cations in passing through the first ion exchange membrane and entering into a space between between the first ion exchange membrane and the first cathode cylinder, and after a round of purification, a concentrated solution is formed; also, the present apparatus can stir and mix a raw material liquid, which accelerates the movement of cations in the raw material liquid and is beneficial for improving extraction efficiency.

The present invention belongs to the field of electrochemistry and battery technology and is a negative electrode material for lithium ion / sodium ion batteries and a preparation method thereof. A negative electrode material for lithium ion / sodium ion batteries and a preparation method thereof include the following steps: (1) dissolving ZnSO4 and CoSO4 in a mixed solution of ethylene glycol and deionized water, adding H2C2O4·2H2O, stirring, and hydrothermally treating in an autoclave to obtain a ZnCo2(C2O4)3 micron rod precursor; (2) adding a certain amount of dopamine hydrochloride to carbon-coat the precursor to obtain ZnCo2(C2O4)3@PDA; and (3) calcining a sulfur source and ZnCo2(C2O4)3@PDA in a quartz calcined boat in an inert reducing atmosphere and naturally cooling to obtain a lithium ion / sodium ion battery Co9S8 / ZnS@C micron rod composite material.

The invention discloses a method for detecting an impurity I in an amikacin sulfate injection, which adopts a sulfonic strong ion exchange chromatographic column and a specific buffer solution for gradient elution, and can realize high-sensitivity detection without an ampere detector. Wherein a chromatographic column adopts a sulfonyl strong cation sodium system exchange column, gradient elution is performed by using a mobile phase, the mobile phase consists of a first buffer solution, a second buffer solution and a regeneration solution, and the first buffer solution is a citrate buffer solution I; the second buffer solution is a citrate buffer solution II; the regeneration liquid is an ethylenediaminetetraacetic acid sodium hydroxide solution. By screening and optimizing chromatographic conditions such as flow velocity, temperature, wavelength and the like, accurate quantitative detection of the impurity is realized. According to systematic methodology verification, the method has the advantages of high specificity, high sensitivity, good precision, high accuracy and the like, and the impurity I in the amikacin sulfate injection can be quantitatively or qualitatively detected, so that the safety of clinical medication of the amikacin sulfate injection is improved.

The present invention discloses a method for treating zinc smelting wastewater, belonging to the technical field of wastewater treatment. The method includes: zinc recovery, sulfide treatment, precipitation treatment, flocculation, electrodialysis membrane treatment, evaporation crystallization, and post-treatment; for the precipitation treatment, a metal ion remover is added to the wastewater after sulfide treatment, stirred at room temperature, allowed to stand, and solid-liquid separation is carried out to obtain the wastewater after precipitation treatment; for the flocculation, a composite flocculant is added to the wastewater after precipitation treatment, stirred at room temperature, allowed to stand, and solid-liquid separation is carried out to obtain the wastewater after flocculation. The method of the present invention can realize the resource utilization of zinc ions, zinc oxide, potassium ions, and sodium ions in the wastewater, ensure that the wastewater discharge meets the standards, can also reduce the blockage problem of the electrodialyzer during treatment, realize the treatment of heavy metal ions, improve the flocculation effect and flocculation speed during flocculation, and there is no need to repeatedly add alkali, wash materials, and filter press the zinc smelting wastewater, nor consume a large amount of alkali.

The invention discloses a preparation method of super-gravity enhanced battery electrode slurry, and relates to the technical field of preparation of lithium ion / sodium ion battery electrode slurry, and the preparation method is characterized by comprising the following steps: S1, pre-dispersing raw materials, and mixing an active substance, a conductive agent and a binder in proportion at a low speed; s2, wetting and kneading the solvent step by step, adding the solvent in batches, firstly injecting part of the solvent for low-speed wetting and mixing, then gradually supplementing the solvent, and kneading to form a dough-shaped homogeneous material with viscoelastic characteristics; s3, supergravity enhanced dispersion: feeding the material into a supergravity reactor through a conveying pump, adding the residual solvent, and carrying out dispersion treatment under a supergravity field generated by high-speed rotation to prepare primary slurry; and S4, post-treatment: transferring the primary slurry to vacuum defoaming equipment to obtain the uniform, stable and low-defect electrode slurry, and the preparation method of the super-gravity enhanced battery electrode slurry can significantly improve the slurry mixing efficiency and the slurry performance.

A wire electric discharge machining device (10) according to an aspect of the present disclosure is for electric discharge machining of an aluminum-based material, wherein a machining fluid used in electric discharge machining contains at least one kind of cation from among potassium ions, calcium ions, sodium ions and magnesium ions and at least one kind of anion from among sulfate ions, sulfite ions, disulfite ions, hydrogen sulfite ions, hydroxide ions, nitrate ions and nitrite ions.

The invention discloses an electroplating solution, a preparation method thereof and a radium electroplating method, the electroplating solution comprises barium ions, radium ions, acetate ions, sodium ions and ammonium ions, and the pH value of the electroplating solution is 4.5-6. By adopting the electroplating solution, efficient electroplating of a laser target can be realized, and the problems that barium laser cannot be electroplated, a plating layer is easy to fall off and is difficult to tolerate a high-temperature condition and the like in an electroplating treatment process are solved, so that an important target material is provided for subsequent actinide 225 irradiation laser preparation by an accelerator.

The invention discloses a zinc smelting wastewater treatment method, which belongs to the technical field of wastewater treatment, and comprises the steps of zinc recovery, vulcanization treatment, precipitation treatment, flocculation, electrodialysis membrane treatment, evaporative crystallization and post-treatment. The precipitation treatment comprises the following steps: adding a metal ion remover into the sulfurized wastewater, stirring at normal temperature, standing, and carrying out solid-liquid separation to obtain wastewater subjected to precipitation treatment; the flocculation comprises the following steps: adding a composite flocculant into the wastewater subjected to precipitation treatment, stirring at normal temperature, standing, and carrying out solid-liquid separation to obtain flocculated wastewater; the method provided by the invention can realize resource utilization of zinc ions, zinc oxide, potassium ions and sodium ions in the wastewater, ensures that wastewater discharge reaches the standard, also can reduce the problem of blockage of an electrodialyzer in treatment, realizes treatment of heavy metal ions, improves the flocculation effect and flocculation speed during flocculation, and reduces the treatment cost. And the zinc smelting wastewater does not need to be repeatedly subjected to alkali addition, material washing and filter pressing, and a large amount of alkali does not need to be consumed.

This product provides a hair care brush that is expected to improve the condition of the hair or scalp. [Solution] A hair care brush comprises a hair care brush body having multiple bristle holes, and the bristle holes It comprises a hair care brush with implanted bristles, the hair care brush bristles being composed of component (A) io It contains sustained-release glass particles and component (B) synthetic resin, and component (A) is fluoride ion. N, sodium ions, strontium ions, borate ions, aluminum ions, and One or more ions selected from the group consisting of bisilicate ions are released in a sustained manner.