102 results about "Ionic composition" patented technology

A process for the preparation of alkylene glycols by reacting an alkylene oxide with water in the presence of at least one ionic composition of a quaternary phosphonium cation of the general formula R1R2R3R4P+Whereby each of R1, R2, R3 and R4, independently, may be an alkyl, cycloalkyl, aryl, alkylaryl or arylalkyl group having from 1 to 10 carbon atoms, each of which may carry one or more substituents, or be attached to a polymer and an anion other than metalate or halogen.

The invention discloses a fluorescent material with an ultrahigh quantum yield and an application of the fluorescent material, belongs to the technical field of lighting, and particularly relates to a down-conversion fluorescent material and the application thereof, with an ultrahigh quantum yield, cooperatively absorbed by high-energy photon of lighting clusters composed of three or more Yb3+ions and discretely transmitted by a plurality of low-energy photons. The fluorescent material is composed of inorganic substrate materials and lanthanide-based ytterbium ion Yb3+ions which is doped in the inorganic substrate materials in the form of the clusters, and the molar concentration of the Yb3+ions is calculated to be from 0.01% to 20% on the basis that the sum of the molar concentration of whole metal positive ions is 100%. The number of the Yb3+ions in the clusters is three, four, five or more. The fluorescent material can be applied to improve photoelectric conversion efficiency of solar cells, and reduce ultraviolet irradiation intensity and photovoltaic cell thermalization loss.

A flotation method for platinum-mineral-containing violarite is characterized in that sulfuric acid, oxalic acid or citric acid is taken as a regulator and added into a palatinum-containing nickel mineral, water glass, sodium hexametaphosphate or hydroxyethyl cellulose is taken as gangue inhibitor, copper sulfate or lead nitrate is taken as an activator, butyl xanthate is taken as a collenting agent, terpenic oil, kerosene or diesel oil is taken as a foaming agent, and the effective enrichment of the platinum-mineral-containing violarite is realized by performing stage grinding, stage screening, rougher flotation, scavenging flotation and essential selection. The medicaments are reasonably added, ion composition in pulp and surface characteristic of the mineral are improved, preferential absorption of a target platinum mineral and the violarite is improved by the collecting agent, the recovery rate of the nickel is improved by 5 to 10 percent, and the content of a magnesium oxide deleterious impurity in nickel concentrate is reduced. The method is simple in process and easy to operate.

The invention relates to a non-ionic composition used for removing keratin. The non-ionic composition comprises the following components by weight percent: 0.5-5% of non-ionic polyurethane dispersion liquid, 0.5-5% of non-ionic emulsifier, 0.5-5% of plant extract, 5-20% of moisturizer and the balance of deionized water and additive, wherein the non-ionic emulsifier is polyethylene glycol-240/ hexamethylene diisocyanate copolymer dual-decyl tetradecane alcohol polyether-20 ether; active ingredient in the plant extract is gallogen. According to the non-ionic composition, the non-ionic polyurethane dispersion liquid is used as a film-forming agent to be twisted, the non-ionic emulsifier is used for thickening, non-ionic safe raw material is adopted, feeling is close to skin, a zwitterion complex doe not need to be formed, matrix with low pH value is not needed, and the non-ionic composition is safe, non-irritation, bright white in appearance, smooth and elastic, good in use experience feeling, obvious in immediate effect, moderate and safe, and has the effect of softening the keratin for a long time.

The invention relates to a pyrrole ionic liquid of which the chemical structural formula is disclosed in the specification, wherein Y- is BF4-, PF6-, (CF3SO2)2N-, (FSO2)2N- or CF3SO3-. The pyrrole ionic liquid is completely composed of ions at room temperature or approximate room temperature, has the advantages of high electric conductivity, low melting point, wide electrochemical window, heat stability and no toxicity, and is non-volatile and non-flammable; and the pyrrole ionic liquid has especially high decomposition voltage, can not be easily decomposed under high-voltage conditions, and thus, can be applied to the field of manufacturing of high-specific-capacity supercapacitors or lithium ion batteries. In addition, the invention also relates to a preparation method and application of the pyrrole ionic liquid.

The invention discloses a cathode material ferric phosphate doped with metallic ions for a lithium ion battery and a preparation method thereof. The ferric phosphate doped with the metallic ions consists of a Fe source, a P source and the doped metallic ions, wherein a mol ratio of the Fe source to the doped metallic ions to the P source is 0.92-0.99: 0.01-0.08: 1. A wet synthesis method or a solid-phase synthesis method is adopted to prepare the cathode material ferric phosphate doped with the metallic ions for the lithium ion battery by doping the metallic ions. The doping of the ions is proved to play a positive role in the electrochemical properties of the ferric phosphate material in a way that the capacity of the ferric phosphate material doped with the metallic ions is improved by 10 to 50 percent than that of the ferric phosphate material not doped with the metallic ions. Through the doping of the ions, the electronic conductivity of the material is improved; and simultaneously, due to differences in radiuses of the coped ions, crystal structures of the ferric phosphate are changed, which is favorable for the migration and diffusion of lithium ions.

The invention discloses an iodine-containing disinfectant with long-term component stability. The iodine-containing disinfectant comprises the following components in percentage by weight: 0.1-10% of elemental iodine, 0.1-10% of iodide, 0.1-20% of carboxylic acid, 2-30% of carboxylic ester, 40-80% of alcohol and 5-30% of water, wherein the iodide is composed of iodine anions and hydrogen ions, metal cations or ammonium ions or quaternary ammonium ions. The contents of various components in the iodine-containing disinfectant disclosed by the invention are not obviously changed even if the iodine-containing disinfectant is placed for a long time, a relatively long shelf life can be maintained, and the quality standard is met.

The invention relates to an electrodialyzer and a solution treating method thereof. The structures of a partition board and an ion exchange membrane are improved, so that multiple unique compartment structures and multiple flow channels are formed between membrane stacks, thereby forming multiple different solution inlet and outlet flow channels; and two or more solutions formed by different ions respectively enter specific flow channels, and the recombination of different ions can be realized after the solution flows out of the corresponding flow channels under an electric driving effect, thereby producing two new solutions in ion constitution forms. The liquid treating method comprises the following specific steps: X flows into a second kind of ion immigration compartment, Y flows into a first kind of ion immigration compartment, A and B flow into a first kind of ion migration compartment, and the C and D flow into a second kind of ion migration compartment; under the driving of an electric field, A and C move to a cathode direction, and B and D move to an anode direction; and positive ions and negative ions are recombined in different compartments so as to form new solutions flowing out of four different water outlet pipelines.

The invention provides a surface protective film which can be applied to an optical film with a concavo-convex surface, has no pollution to a pasted component, is free of degradation of the low-pollution capability to the pasted component over time, and has excellent anti-stripping electrostatic properties, and an optical component pasted with the surface protective film. An adhesive layer (2) is formed on a single surface of a substrate film (1) made from transparent resin, in the surface protective film (10) pasting a stripping film (5) of a stripping layer (4) on an adhesive layer (2), the stripping film (5) is formed by laminating the stripping layer (4) having a stripping agent taking dimethyl polysiloxane as a main component and an anti-static agent having no reaction with the stripping agent, the component of the anti-static agent is an ionic composition having a melt point less than 30 DEG C, and the stripping static voltage generated during the stripping of the adhesive layer (2) from the pasted component can be reduced by transferring the component of the anti-static agent from the stripping film (5) to the surface of the adhesive layer (2).

A diaper change alert system, method, and computer-readable medium a diaper with wetness detection circuit installed inside a seat portion of the diaper, an ionic composition sensor installed inside the seat portion of the diaper, a humidity sensor installed inside the seat portion of the diaper, processing circuitry. The processing circuitry is configured to compute number of waste cycles per diaper change based on a signal received from the wetness detection circuit, compute a total time per diaper change based on a signal received from the wetness detection circuit, compute a rash threshold using rash information, receive sensor data, determine whether the rash threshold is reached, and transmit, via a network, a diaper change alert to an external device.

The invention relates to a metal ion liquid absorber having an effect of efficiently and reversibly absorbing ammonia gas and belongs to the technical field of gas separation and purification. The metal ion liquid absorber is a metal ion liquid composed of pyridine or imidazole and its derivatives as cations and different metal chlorinated complexes as anions. Through chemical complexation effects of metal ions and ammonia gas and hydrogen bonding of cations and chloride ions to ammonia gas, the metal ion liquid absorber realizes efficient absorption of ammonia gas, has good stability, can be recycled several times and is a novel ammonia gas purification separation absorber having an industrial application prospect.

A process is described for the recovery of nickel and cobalt from a nickeliferous laterite ore including the steps of: providing a nickeliferous laterite ore and separating that ore into its low magnesium limonite fraction and high magnesium saprolite fraction; treating the limonite fraction in acid solution in a primary high pressure leach step to produce a primary leach slurry; adding the saprolite fraction to the primary leach slurry to initiate precipitation of iron as goethite and/or hematite, while simultaneously releasing further acid from the iron precipitation, to effect a secondary atmospheric leach step, producing a secondary leach slurry; wherein all water used to prepare the ore slurries and/or acid solutions has an ionic composition that substantially avoids jarosite formation.

The invention relates to a purification agent and a preparation method of the purification agent, mainly solving the problems of high bulk density, low utilization rate and high industrial application cost of the purification agent in the prior art. The purification agent comprises the following components in percentage by weight: (a) 20-95% of Cu-Zn-Al ternary hydrotalcite; and (b) 5-8% of an adhesive, wherein a hydrotalcite compound is ternary hydrotalcite which comprises bivalent ions Zn<2+> and Cu<2+> and trivalent ions Al<3+>; the molecular structure of the hydrotalcite compound is as follows: [CuyZn (1-x-y)Alx(OH)2](CO3)x/2.mH2O), wherein x represents the mole ratio of Al/(Zn+Cu+Al) and is 0.2-0.33; the mole ratio of Cu to Zn is 0.1-2; m represents the number of crystal waters and is 2-4. The purification agent can be used for purifying natural gas, synthesis gas and light gas-liquid hydrocarbon.

The invention discloses a device for collecting and extracting soil solutions in karst mountain areas and a using method thereof. The device is mainly composed of a water collecting device and a water pumping device. The water collecting device comprises a multiaperture perspex sheet (1) and a water collecting basin (2). The water pumping device comprises a figuline head (5), a gas inlet pipe (6), a water outlet pipe (7), a water colleting bottle (8), a suction pipe (9) and a vacuum pump (10). The device is simple in structure, convenient to operate and capable of effectively collecting soil solutions in shallow soil, which is rich in rubble layers, of the karst mountain areas for a long time, and the ionic composition in the water samples is maintained basically unchanged to the maximum extent; the soil solution collected and stored in the device can be extracted completely every time sampling is carried out, it is guaranteed that the soil solutions of the last time unit can be collected every time, and the device has obvious advantages over researching of soil solution physicochemical properties and response to the outside world.

The present invention discloses a composition cure of laser low frequency cupping glass iontophoresis magnet needle, which is a composition cure with mulit-functions in a cupping manner, such as gold magnetic needle, nephrite, laser, low-frequency, ionic treatment, and bioelectricity activity. When used, the curer generates bioelectricity and low-frequency for coating skin with an ionic composition. The curer is added with gold plated (gold, silver, titanium and nickel) needle on strong magnetic stone (500-4500 Gauss), and magnetic force is leded to tip of the needle for acupuncture and moxibustion treatment. A nephrite powder case releases anion, low power laser form 1-5 laser LED with wavelength of 420-110Onm automatically flashes and irradiates, forming ions at the tip of the magnetic needle and generating onducting bioelectricity (0.01- 1 mA) by galvanic couple, and the anions and medication is absorbed by the skin. The devcie of the invention promotes blood circulation, grows hair and prevents hair loss, activates nerve system, prevents and cures varicose veins, treats shoulder ache, cures and prevents disease from personal habits.

A process for preparing the haloalkyl imidazole type ionic liquid includes addition reaction between halohydrocarbon and N-alkylimidazole in sealed reactor to generate the ionic liquid composed of the cations of N,N-dimethylimidazole and the anions of halogen, and supercritical Co2 extracting to separate said ionic liquid from unreacted raw material.

The invention discloses ionic liquid for phase change absorption of sulfur dioxide. The ionic liquid consists of organic cations and organic or inorganic anions. The cations are provided by heterocyclic compounds such as imidazole and piperazine, and an amine compound; the anions are provided by carboxylic acid, amino acid, inorganic acid and the like. The substances that provide the cations and the anions are added according to the stoichiometric ratio of reaction, and between 20 DEG C and 50 DEG C, the ionic liquid can be prepared after the complete reaction of the substances. The ionic liquid has the advantages of low volatility and good thermal stability; the key point is that a liquid-solid phase change occurs after SO2 absorption, and only one phase enriched with SO2 is sent to a regeneration tower for desorption, so that the desorption energy consumption is reduced to a great extent. Moreover, the SO2 can also be cyclically absorbed. Therefore, the ionic liquid is an absorbent with good performance, has a great application prospect and is suitable for the collection and the separation of the SO2 in coal-fired flue gas.

The invention discloses an imidazole-type ionic liquid. Positive ions of the ionic liquid consist of [ATMIM]<3+>, and negative ions consist of a mixture of any or more than two of [p-TSA]<->, [CH3COO]<->, [HSO4]<->, [H2PO4]<->, [CF3SO3]<-> and [CH3SO3]<->. Compared with the prior art, the imidazole-type ionic liquid has the advantages that the positive ions have three positive charges, and the negative ions have three ionic groups, so that the imidazole-type ionic liquid has higher acidity than the conventional ionic liquid; when being applied to catalytic degradation of polyformaldehyde, the imidazole-type ionic liquid has the advantages that the steam pressure is eliminated basically, volatilization pollution is avoided, solvent volatilization loss is reduced greatly, and the environmental pollution is lowered; the polyformaldehyde degradation reaction condition is mild, the degradation time is short, the degradation rate is high, and complete decomposition is realized; the using amount of an acid catalyst can be reduced, and equipment corrosion is lowered; the imidazole-type ionic liquid is easy to recover after being catalyzed, and can be recycled after a reaction.

The invention belongs to the field of electrolytic solutions, and discloses a double electric layer capacitor electrolytic solution which is characterized by comprising ionic liquid and carbon nano tube powder with the mass ratio of 1:0.001-0.1. The ionic liquid is formed by any one negative ion of imidazolium cation or a pyrrole positive ion and fluoboric acid positive ion, a fluorophosphoric acid negative ion, a diimine (fluoroform sulfonyl) negative ion, an acetic acid negative ion, a methyl organosulfate positive ion, a trifluoroacetic acid negative ion, a trifluoromethane sulfonic acid negative ion, a dicyandiamide negative ion and a trifluoroacetyl trifluoromethanesulfonamide negative ion. The double electric layer capacitor electrolytic solution is formed by the ionic liquid and the carbon nano tube powder in a mixed mode, the negative ions of the ionic liquid can be adsorbed by carbon nano tubes, the carbon nano tubes can promote efficient dissociation of the ionic liquid, the transference number of the ionic liquid is increased, and thus equivalent internal resistance of a double electric layer capacitor is greatly reduced; the carbon nano tubes do not volatilize, so flammable and combustible danger coefficients cannot be increased.

The invention discloses a stable iodine-containing disinfectant and a preparation method thereof, and the iodine-containing disinfectant comprises the following components by weight: 0.1-10% of elemental iodine or 1-40% of an iodine complex, 0.1-10% of iodide, 0.01-1.0% of an iodic acid compound, 0.1-40% of carboxylic acid and/or an acidic salt of carboxylic acid, 5-80% of alcohol, 0.1-30% of carboxylic ester, and 5-88% of water. The iodide is composed of iodine negative ions and hydrogen ions or metal cations or ammonium ions or quaternary ammonium ions. The iodine-containing disinfectant is simple in preparation method and stable in component content after long-term storage.

The invention belongs to the technical field of catalysts, and particularly relates to a catalyst for hydrogen production by methanol steam reforming and a preparation method and application of the catalyst. The preparation method of the catalyst for hydrogen production by methanol steam reforming comprises the following steps: 1) preparing an aqueous solution of nitrate until the aqueous solutionof nitrate is saturated, metal ions in the aqueous solution of nitrate being composed of copper ions, zinc ions and M ions; 2) dipping alumina balls in the nitrate solution obtained in the step 1); 3) filtering, drying, calcining and cooling the alumina impregnated in the step 2); and 4) repeating the steps (2) and (3) for 2-5 times in sequence to obtain the catalyst for hydrogen production by methanol steam reforming. In addition, the invention also provides the catalyst for hydrogen production by methanol steam reforming prepared by the preparation method and application of the catalyst. The catalyst has the advantage of large specific surface area, so that the catalytic efficiency is greatly improved, and the service life of the catalyst is prolonged.

The invention relates to a two-dimensional energetic CMOFs material containing nitro nitrogen-rich heterocyclic anions and a preparation method of the two-dimensional energetic CMOFs material, and belongs to the field of energetic materials. The material is composed of coordination metal cations, neutral organic ligands and skeleton balance anions, the coordination metal cations are transition metal copper ions, cobalt ions, zinc ions or iron ions, the neutral organic ligands are ATRZ, and the skeleton balance anions are nitrogen-rich heterocyclic energetic anions with 1-3 nitro groups. The material is obtained by mixing and reacting a neutral energetic organic ligand ATRZ, nitrogen-rich heterocyclic anion salt and inorganic metal salt. The energetic CMOFs material has higher density, higher nitrogen and oxygen content and higher detonation heat.