47 results about "Iodised salt" patented technology

Methods, systems and devices for PFAS destruction including adding a sulfite salt to an aqueous solution containing PFAS and then irradiating the aqueous solution with light at 222 nm. The method may include adding a base to the aqueous solution in an amount sufficient to raise a pH of the aqueous solution including PFAS to about 10 or more. It may also include adding a halide salt such as a bromide salt or an iodine salt, and further adding a carbonate. Greater than 90%, or greater than 99%, of the PFAS in the solution may be destroyed by irradiating the aqueous solution in this way.

The invention relates to a multifunctional mixed electrolyte for high-magnification long-cycle multi-electron reaction. The electrolyte is an aqueous electrolyte containing zinc salt, iodized salt and bromine salt; wherein the molar concentration of the zinc salt is 1-3 M, the molar concentration of the iodized salt is 0.1-1 M, the molar concentration of the bromine salt is 0.1-1 M, and the molar ratio of bromine ions to iodide ions is 0.1-10. The zinc-double-halogen battery has high ionic conductivity, efficient active substance utilization rate, excellent cycle performance and higher rate capability, and the electrochemical performance of the zinc-double-halogen battery can be remarkably improved.

The invention discloses a tetrahydrocarbazole enhanced fluorescent probe for detecting hydrosulfite as well as a preparation method and application of the tetrahydrocarbazole enhanced fluorescent probe. The fluorescent probe is a 2-(2-(5-(2, 2-dimethyl-2, 3, 4, 9-tetrahydro-1H-1, 3-methyl carbazole-6-yl) furan-2-yl) vinyl)-3-ethyl benzothiazole-3-onium iodised salt compound, namely, TC-FV-BT, and the fluorescent probe can be applied to the field of fluorescence detection. The probe TC-FV-BT can be used for specifically recognizing the hydrosulfite. Under sunlight, after bisulfite is added into a DMF / H2O (2: 8, v / v) solution of the probe TC-FV-BT, the color of the solution is changed from dark pink to white, under irradiation of ultraviolet light with the wavelength of 365 nm, the solution emits orange fluorescence at the emission wavelength of 605 nm, the fluorescence color of the solution is changed from colorless to orange, the response time is 4 min, the detection limit of the bisulfite reaches 77.27 nM, and the detection limit of the bisulfite reaches 77.27 nM. The fluorescent probe shows good selectivity and anti-interference performance, and has a good application prospect in the fields of environmental analysis, food and the like as a fluorescent probe for detecting hydrosulfite.

1. The name of the design product: packaging bag (kelp iodized salt). 2. The use of the design product: used for the outer packaging of edible salt. 3. The design points of the design product: the combination of shape and pattern. 4. The picture or photo that best indicates the design points: front view. 5. The design product is a thin product, and the left view, right view, top view, bottom view, and perspective view are omitted.

The invention discloses a continuous preparation method of a platinum bulk drug, which comprises the following steps: by taking chloroplatinite as a starting material, in a reaction environment of taking water as a solvent, replacing the starting material with iodized salt to obtain iodoplatinite, and then adding an amine ligand to quickly react to generate an intermediate-cis-diiodo-platinum-amine complex; introducing the solid-liquid mixed system containing the intermediate into a filtering and washing device, filtering and washing, directly discharging the solid into a reaction kettle, adding silver salt and water, reacting completely, and filtering; and concentrating the filtrate to obtain a crude product of the target product, and recrystallizing the crude product to obtain the platinum bulk drug. Or reacting the filtrate with a leaving group (or a salt formed by the leaving group) of the target compound, concentrating, filtering and washing to obtain a crude product of the target product, and recrystallizing the crude product to obtain the platinum bulk drug. The production efficiency and quality consistency of the product can be improved, the process amplification flow is simplified, the production cost and material consumption are reduced, green manufacturing is realized, and the method is an optimal choice for industrial production of platinum bulk drugs.

The invention provides a method for resource utilization of iodine-containing organic waste and recovery of iodine, and belongs to the technical field of waste resource utilization. The method comprises the following steps: gasifying the iodine-containing organic waste at a high temperature of 1100-1750 DEG C in a pure oxygen atmosphere, and carrying out partial oxidation reaction, namely incomplete combustion, on the iodine-containing organic waste by controlling the oxygen amount to generate crude synthesis gas with H2, CO, CO2, H2O and HI as main components; the obtained crude synthesis gas is washed with water, HI is converted into a solution containing-1 valence iodide ions, then the iodide ions are further converted into iodized salt, recovery of iodine in the iodine-containing organic waste is achieved, and the difficulty and cost of the iodine recovery process are reduced; and in the high-temperature gasification process of 1100-1750 DEG C, hydrocarbon elements in the iodine-containing organic waste are converted into synthesis gas mainly comprising H2 and CO, so that resource utilization of the hydrocarbon elements can be realized, and secondary pollution cannot be caused.

The present invention discloses an aqueous zinc-iodine battery electrolyte, an aqueous zinc-iodine battery and an electrodeless aqueous zinc-iodine battery, the aqueous zinc-iodine battery comprises a positive electrode solution and a negative electrode electrolyte, the positive electrode electrolyte comprises an iodine salt, an association agent and water, and the negative electrode electrolyte comprises a zinc salt and water; the association agent is quaternary ammonium salt, the general formula is R1R2R3R4NX, in the formula, R1-R4 are saturated alkyl carbon chain-CnH2n + 1, and X is halogen anion. Tests show that the addition of the quaternary ammonium salt association agent can stabilize the positive and negative electrodes of the water-based zinc-iodine battery, and effectively solves the problems of iodine positive electrode dissolution, polyiodide anion shuttling and dendritic crystal formation of a zinc negative electrode in the zinc-iodine battery, so that the specific capacity, coulombic efficiency and energy efficiency of the water-based zinc-iodine battery can be improved at the same time.

The application discloses a driver special anti-drowsy spicy water and a preparation method and application thereof, and relates to the technical field of functional drinks.The raw material components of the spicy water include aged old-lake sour water, self-made iodine-free acid salt water, pepper extract and trace chicken essence;the self-made iodine-free acid salt water is prepared by mixing 92 parts of drinking water and 8 parts of iodine-free salt by weight;the salt content of the finished product is 0.5%-0.8%, the pH value is 3.0-3.6, and the spiciness of the pepper extract is 10000-40000 SHU.The application further discloses a preparation method of the spicy water and an anti-slip light-proof glass bottle packaging structure specially designed for drivers.The natural sour and spicy synergistic stimulation of the aged old-lake sour water and the pepper extract can effectively inhibit the drowsiness of drivers, relieve fatigue driving, and keep the drivers awake for more than 30 minutes after single drinking;the application is suitable for long-distance drivers, and has a remarkable anti-drowsy effect and good driving scene adaptability.

The invention relates to the technical field of solar cells, in particular to a high-purity lead iodide synthesis method which comprises the following steps: S1, preparing a lead salt solution; s2, filtering to obtain a primary lead salt solution; s3, diluting the primary lead salt solution to 0.015-0.15 mol / L, carrying out activated carbon adsorption and ion exchange resin purification, carrying out reduced pressure evaporation, and washing to obtain a high-purity lead salt crystal; s4, dropwise adding the high-purity lead salt solution into the iodized salt solution for precipitation reaction, and filtering after aging; and S5, dispersing the precipitate in a first solvent, washing, and filtering to obtain the high-purity lead iodide. The invention relates to a high-purity lead iodide synthesis method, which comprises the following steps: applying a low-cost auxiliary solvent to a lead dissolution reaction, carrying out precipitation reaction on a lead salt solution, carrying out preliminary impurity removal treatment, carrying out resin adsorption and other combined processes, reducing the content of impurity elements in high-quality metal lead, and preparing high-purity lead iodide; the combined process is easy and convenient to operate, the used reagents are wide in source and low in cost, the final product is high in purity, operation conditions are mild, and the combined process is suitable for the requirement of large-scale process production.

Methods, systems and devices for PFAS destruction including adding a sulfite salt to an aqueous solution containing PFAS and then irradiating the aqueous solution with light at 222 nm. The method may include adding a base to the aqueous solution in an amount sufficient to raise a pH of the aqueous solution including PFAS to about 10 or more. It may also include adding a halide salt such as a bromide salt or an iodine salt, and further adding a carbonate. Greater than 90%, or greater than 99%, of the PFAS in the solution may be destroyed by irradiating the aqueous solution in this way.

The invention relates to the technical field of food processing, and particularly discloses fresh water noodles with simple components and a preparation process thereof, and the fresh water noodles are prepared from 500 parts of Tianshan flour, 48 parts of purified soft water, 0.3 part of iodized salt, 20 parts of grass eggs, 5 parts of soybean oil and 0.1 part of corn starch. The preparation process comprises the steps of raw material pretreatment, low-speed dough kneading, curing, repeated rolling, slitting and alcohol spray sterilization. Through a unique low water distribution ratio and a physical calendering process, only six natural raw materials are used, chemical preservatives, preservatives and other non-essential additives are completely abandoned, the fresh water noodles which are chewy and smooth in mouth feel and meet the commercial requirement in shelf life are successfully prepared, the technical problems that in the prior art, components are complex, and excessive dependence on additives is caused are solved, and the fresh water noodles are suitable for industrial production. And a healthy and clean fresh noodle product choice is provided.

1. Name of the product in this design: Packaging bag (Bohai Kangyan - Refined Iodized Salt 400g). 2. Purpose of this design: for product packaging. 3. The key design elements of this product are the combination of shape, pattern, and color. 4. The image or photograph that best illustrates the design's key features: the front view. 5. The design for which protection is sought includes color. 6. This design is a two-dimensional product; other views are omitted.

1. Name of the product in this design: Packaging bag (Antarctic Bay - Refined Iodized Salt). 2. Purpose of this design: For the outer packaging of edible salt. 3. The key design features of this product are the combination of shape and pattern. 4. The image or photograph that best illustrates the design's key features: the front view. 5. This design is for a thin product; therefore, the left view, right view, top view, bottom view, and perspective view are omitted.

1. Name of the product in this design: Packaging bag (seaweed iodized salt). 2. Purpose of this design: This design is used for product packaging. 3. The key design features of this product are the combination of shape and pattern. 4. The image or photograph that best illustrates the design's key points: a 3D model.

The application discloses a double-response ratio fluorescent probe for detecting sulfur dioxide derivatives and viscosity in an organic solvent-free system, which is composed of a coumarin derivative fluorophore (energy donor), piperazine (linking group) and (E)-5-formyl-1,3,3-trimethyl-2-(2-(2,3,6,7-tetrahydro-1H,5H-pyrido[3,2,1-ij]quinolin-9-yl)vinyl)-3H-indol-1 iodine salt (energy acceptor) three parts, and a chemical structural formula is shown as formula (I). The probe can be used for high selectivity with sulfur dioxide derivatives in the test system without organic solvents, and with the increase of the concentration of sulfur dioxide derivatives, the fluorescence emission intensity gradually increases at 487 nm and gradually weakens at 625 nm; the ratio (I 487 / I 625 ) of the two is linearly related to the concentration of sulfur dioxide derivatives in a certain range. Meanwhile, the probe can also detect the change of viscosity. It is indicated that the probe has wide application in the detection of samples containing sulfur dioxide derivatives or samples with different viscosities, and is expected to play a role in clinical medical diagnosis and treatment.

The present invention relates to a copper ion ratio fluorescent probe and its preparation and application. The fluorescent probe has a molecular formula of C 24 H 19 IN 2 O 2 The preparation of the fluorescent probe comprises the following steps: (1) reacting 4-methylquinoline with iodomethane to obtain 1,4-dimethylquinoline iodide, i.e., compound 3; (2) reacting compound 3 with 4-hydroxybenzaldehyde to obtain 4-(4-hydroxyphenylvinyl)-1-methylquinoline iodide, i.e., compound 2; (3) reacting compound 2 with 2-picolinic acid to obtain a copper ion ratio fluorescent probe 1-methyl-4-(4-(2-pyridinecarbonyloxy)phenylvinyl)quinoline iodide, i.e., compound 1; and the application of the fluorescent probe is to identify copper ions with the fluorescent probe in a pure aqueous solution, and to use the ratio of fluorescence intensities at two different emission wavelengths (F 560nm / F 495nm ) changes to detect the presence or absence of copper ions. The probe of the present invention is simple to prepare and separate and purify, and the fluorescent probe molecule has the advantages of good selectivity, high sensitivity and fast response speed in a system where copper ions and other cations coexist.

Described herein is a food-based contrast agent formulation that contains a concentration of iodine salts encapsulated in a food-grade carrier matrix. The food-based contrast formulation is a free-flowing powder. The food grade carrier matrix includes a fruit juice and a drying aid. In various forms, the food grade carrier matrix also includes a sweetener, an acid. In various forms, and / or a bitter blocker.

The invention discloses a neutral zinc-iodine flow battery electrolyte composition based on two-electron reaction and application thereof, and belongs to the field of flow batteries. Zinc salt, iodized salt, acetate, a specific amine compound and a supporting electrolyte are adopted as main active components of the electrolyte. According to the amine compound used in the electrolyte, an active substance iodine on the positive electrode side of the battery can be subjected to a two-electron transfer reaction, so that a reversible oxidation-reduction reaction from-1 valence iodine to + 1 valence iodine is realized. Compared with the original irreversible multi-electron transfer reaction, the two-electron transfer reaction has higher reversibility, two reversible charging and discharging platforms can exist, the energy efficiency of the battery can be remarkably improved, and the application of the zinc-iodine flow battery based on the multi-electron transfer reaction is facilitated.

The present application belongs to the technical field of waste lead-acid battery resource and lead iodide crystal preparation, and discloses a method for preparing lead iodide crystal by reducing lead paste through a short wet process, which comprises the following steps: S1: collecting waste lead paste from waste lead-acid batteries and reducing the waste lead paste to obtain reduced lead paste; the reduced lead paste is placed in an iodine salt solution and stirred to obtain a preliminary reaction solution; S2: adding a hydroiodic acid solution to the preliminary reaction solution, and then performing solid-liquid separation to obtain a crude crystal; S3: dissolving the crude crystal in an organic solvent, and then performing solid-liquid separation; the obtained filtrate is a lead iodide solution; S4: recrystallizing the lead iodide solution, and then performing solid-liquid separation to obtain a purified lead iodide crystal. Through the improvement of the overall design of the reaction participants and the process flow, the preparation of the lead iodide crystal can be realized through a short process, and the technical problems of long process steps, large reagent input, and low purity of the lead iodide product can be effectively solved.

The present invention relates to a method for recovering iodine from a solution of phosphoric acid, the method comprising the following steps: a) providing a solution of phosphoric acid comprising dissolved iodine, the concentration of iodine in the solution being at least 30 ppm; b) oxidizing the solution of phosphoric acid so as to convert the dissolved iodine into volatile iodine; c) blowing air to carry the volatile iodine from the oxidized solution resulting from step b) into an absorption column; d) in the absorption column, absorbing the volatile iodine in a solution comprising an absorbent; e) concentrating the solution resulting from step d) via reverse osmosis, liquid-liquid extraction or chemical precipitation; f) precipitating and recovering crystals of diiodine or an iodine salt.

A resist composition comprising a base polymer and a sulfonium or iodonium salt of a fluorinated sulfonic acid having a phenylene group which is substituted with an iodized phenyl-containing group and a nitro group is provided. The resist composition has a high sensitivity and forms a pattern with improved LWR or CDU, independent of whether it is of positive or negative tone.

Described herein is a food-based contrast agent formulation that contains a concentration of iodine salts encapsulated in a food-grade carrier matrix. The food-based contrast formulation is a free-flowing powder. The food grade carrier matrix includes a fruit juice and a drying aid. In various forms, the food grade carrier matrix also includes a sweetener, an acid. In various forms, and / or a bitter blocker.

The invention discloses seaweed organic iodized salt processing equipment which comprises a feeding assembly and a stirring assembly, and the feeding assembly comprises a first feeding part for exporting quantitative salt at intervals and a second feeding part for exporting quantitative seaweed iodine liquid at intervals. The stirring assembly comprises a rack, a rotating disc, a rotating driving part and a plurality of stirring tanks, the rotating disc is rotatably installed on the rotating disc, the rotating driving part is in transmission connection with the rotating disc to drive the rotating disc to rotate, the stirring tanks are sequentially installed on the periphery of the rotating disc, and the rotating tracks of the stirring tanks are provided with material receiving positions for receiving salt and seaweed iodine liquid. The stirring tank is provided with a material receiving position and a material storing position, has a material discharging position for pouring the seaweed organic iodized salt, and stirs the salt and the seaweed iodine solution in the stirring tank in the process of moving from the material receiving position to the material storing position. By utilizing the seaweed organic iodized salt processing equipment, quantitative table salt and seaweed iodine liquid can be mutually stirred and mixed in a relatively small space, so that the table salt and the seaweed iodine liquid can be fully and quickly mixed, and the consistency of organic iodized salt products is improved.

The present invention relates to a process for recovering iodine from a phosphoric acid solution comprising the following steps: supplying a phosphoric acid solution containing dissolved iodine, the iodine concentration in the solution being at least 30 ppm; oxidizing the phosphoric acid solution so as to convert the dissolved iodine into volatile iodine; entraining the volatile iodine from the oxidized solution resulting from step b) by blowing air into an absorption column; in the absorption column, absorbing the volatile iodine into a solution comprising an absorbent; concentrating the solution from step d) by reverse osmosis; and precipitating and recovering iodine crystals or an iodine salt. Figure for the abstract: Fig. 1

The invention discloses a vinyl quinoline fluorescent compound and an application of the vinyl quinoline fluorescent compound. The fluorescent compound is (E)-1-(2-ethoxyl)-2-pyrene-1-vinyl quinoline-1-iodised salt. The fluorescent compound does not need to be washed, can avoid influence of washing on viscosity and damage to cells when being used for observing mitochondrial viscosity, and is wider in applicability.

The invention relates to the technical field of organic synthesis, in particular to a method for preparing a compound simultaneously containing a benzisothiazolinone skeleton and a benzothiazine-4-ketone skeleton. Derivatives containing a benzisothiazolinone skeleton and a benzothiazine-4-ketone skeleton at the same time have not been reported yet. In order to solve the problems, the invention provides the method for preparing the compound simultaneously containing the benzisothiazolinone skeleton and the benzothiazine-4-one skeleton, 1, 2-benzisothiazolin-3-one and Selectfluor are used as reaction raw materials, acetonitrile is used as a reaction solvent, and the compound simultaneously containing the benzisothiazolinone skeleton and the benzothiazine-4-one skeleton is prepared through a one-pot method. The preparation method comprises the following steps: sequentially carrying out dimerization reaction and selective ring expansion reaction under the catalytic action of iodic acid and iodized salt, and after the reaction is finished, carrying out separation and purification to obtain a compound-N-(benzothiazinone methylene) benzoisothiazolinone which simultaneously contains a benzisothiazolinone skeleton and a benzothiazine-4-one skeleton, the method provides a new synthesis thought for preparing a derivative containing a benzisothiazolinone skeleton and a benzothiazine-4-ketone skeleton at the same time.

The present invention provides an analytical method for determining organic iodine in seaweed iodized salt using an amino acid analyzer. A edible salt sample to be tested is added to a mixed solvent of methanol and ethanol (4:1), subjected to ultrasonic extraction, the extract is concentrated by nitrogen blowing and then redissolved, and 3,5-diiodo-L-tyrosine (DIT) and 3-iodo-L-tyrosine (MIT) in the seaweed iodized salt are determined using an amino acid analyzer. Within the concentration range of 0 to 200 μg / mL, the linear equation correlation coefficients of the two organic iodine are both greater than 0.999. At three concentration levels of high, medium and low, the recovery rate of DIT is 91.7% to 113.3%, with an RSD of 1.8% to 8.8%, and the recovery rate of MIT is 93.3% to 107.7%, with an RSD of 2.7% to 6.4%. This method has the advantages of simple operation, high accuracy and good precision, and is suitable for determining organic iodine in seaweed iodized salt.

The present application relates to the technical field of medicine, provide a kind of for eye surgery anesthesia and disinfection ophthalmic composition and its preparation method and application.The ophthalmic composition includes: disinfectant, local anesthetic, pH adjusting agent and water for injection, without preservative;The disinfectant is selected from povidone-iodine, and the local anesthetic is selected from one or more of tetracaine hydrochloride and oxybuprocaine hydrochloride.In the ophthalmic composition of the application, by povidone-iodine, tetracaine hydrochloride and oxybucaine hydrochloride concentration, pH control and stabilizer screening, the stability of the coexistence system is improved, and anesthesia and disinfection in ophthalmic clinical operation have important contribution.