1616 results about "Aluminum Ion" patented technology

A water-based ink that comprises a water-soluble anionic colorant, an aluminum ion and an acid ion, wherein the content of the acid ion is more than that of the aluminum ion, and the content of the water-soluble anionic colorant is 20 to 1,000 times as much as that of the acid ion by molar ratio.

A warewashing detergent composition is provided according to the invention. The warewashing detergent composition includes a cleaning agent, an alkaline source, and a corrosion inhibitor. The cleaning agent comprises a detersive amount of a surfactant. The alkaline source is provided in an amount effective to provide a use composition having a pH of at least about 8. The corrosion inhibitor includes a source of aluminum ion and a source of zinc ion. The relative amounts of the source of zinc ion and the source of aluminum ion can be controlled to reduce visible filming when the warewashing detergent composition is used in the presence of hard water. Methods for using and manufacturing a warewashing detergent composition are provided.

Disclosed is a metal colloid comprising: a solvent composed of water or a mixed solvent of water and an organic solvent; cluster particles comprising one or more metal species; and a protective agent for protecting the cluster particles, characterised in that the protective agent comprises a polymeric material which can be bound to one or more ion species selected from the group consisting of alkali earth metal ions, transition metal ions, rare earth metal ions, an aluminum ion and a gallium ion, and the protective agent has one or more ion species selected from the group consisting of alkali earth metal ions, transition metal ions, rare earth metal ions, an aluminum ion and a gallium ion bounded thereto.

The invention relates to a method of extracting pure ultrafine alumina from powder coal ash, which comprises the following: 1 sintering and activating process: Na2CO3 is used as activating agent during sintering; 2. aluminum salt extraction process: in the activated power coal, low-concentration sulfuric acid is selected to perform aluminum salt extraction; 3. leaching and sedimentation process: the solution after sulfuric acid is extracted is leached, the aluminum salt filtrate is added with dispersant, ammonia is used as precipitator so that the aluminum ion is separated out in the form of aluminum hydroxide; 4. heat treatment process: the aluminum hydroxide is cleaned with water and then dried, under different temperature, the heat treatment of the aluminum hydroxide is performed so that the aluminum hydroxide is dehydrated, decomposed, and crystallized, so as to obtain different crystal type alumina powder. The invention has the advantages of simple process, good synthetic benefit and high extraction ratio of alumina.

A composition for metal surface treatment which comprises an aluminum ion, a magnesium ion, a manganese ion, a water-soluble organic resin, an acid and water; and a surface treated metal material which has been treated with the composition. The resultant surface treated metal material is free from the danger of water contamination owing to chromium, since the composition is free of chromium, and also is excellent in both electrical conductivity and corrosion resistance. Accordingly, the metal material can be used in a wide variety of applications in place of a conventional chromate-treated steel sheet and the like.

The invention relates to an aluminium ion battery and a preparation method thereof and belongs to the field of aluminium ion batteries and preparation thereof. The aluminium ion battery comprises a positive electrode, a negative electrode and an aluminium ion electrolyte, wherein the positive electrode is made of transition metal oxide; the negative electrode is made of high purity aluminium; the battery comprises a diaphragm material when the aluminium ion electrolyte is in a liquid state. Since abundant aluminium elements are stored, the cost for the ion battery is greatly reduced; the safety performance is improved; the transition metal oxide is applicable to hypervalent ion batteries due to relative stability under the variable valence states and different valence states. The ion liquid serves as the electrolyte for the hypervalent ion battery, so that aluminium ion is high in conductivity, good in heat stability, broad in electrochemical window and high in chemical stability and almost incapable of reacting with the positive electrode materials, the negative electrode materials, a current collector, a binder and a diaphragm in a battery system and capable of maintaining the liquid state in a board temperature range. The aluminium ion battery can be applied to various fields, such as electronic industries, communication industries and electric vehicles and the like.

A surface treatment with a zirconium ion that enables sufficient throwing power and superior anti-corrosion properties to be exhibited when thus surface treated metal base material is subjected to cation electrodeposition coating is provided. A metal surface treatment liquid thereof for cation electrodeposition coating includes zirconium ions, copper ions, and other metal ions, and having a pH of 1.5 to 6.5, in which: the other metal ions are at least one selected from the group consisting of tin ions, indium ions, aluminum ions, niobium ions, tantalum ions, yttrium ions and cerium ions; the concentration of zirconium ions is 10 to 10,000 ppm; the concentration ratio of the copper ions to the zirconium ions is 0.005 to 1 on a mass basis; and the concentration ratio of the other metal ions to the copper ions is 0.1 to 1,000 on a mass basis.

Aqueous liquid compositions for increasing the permeability of a subterranean formation are disclosed, the compositions being characterized by provision of fluoborate anion (fluoboric acid) and a specified compound or compounds, or mixture thereof, which chelate aluminum ions and aluminum fluoride species. Methods of treating a subterranean formation by injection of the composition(s) into the formation are also described.

The invention aims at the chemical engineering field, relates to a treatment process of an aluminum alloy anodic oxidation waste liquid and specifically relates to a process for recovering aluminum ions and sulfuric acid from an aluminum alloy anodic oxidation tank. The process comprises a step of circularly cooling an oxidation liquid, a step of crystalizing aluminum ions and recovering side-products, a step of recovering a sulfuric acid oxidization liquid, a step of air agitation and a step of defrosting an exchanger. The invention provides a brand-new treatment process which is capable of completely recovering the aluminum ions in the anodic oxidation waste liquid by virtue of crystallization treatment and realizing circulating utilization of a crystallization mother liquor, and therefore, the treatment process can be used for realizing turning waste into wealth and changing from passive to active; in addition, the aluminum ion concentration working range of the oxidation tank liquid is reduced to the optimal range of 3-10g/L from 10-20g/L for the first time, and therefore, the structure of an aluminum alloy oxide film is optimized, the resistance of the tank liquid is reduced and oxidization energy conservation is realized. The process is a comprehensive circulating process which is reasonable in design, and consequently, the production cost of an aluminum processing enterprise is reduced and remarkable economic benefit can be achieved.

The invention discloses a method for preparing nano aluminum nitride powder. The method comprises the following steps of: dissolving an aluminum source and a carbon source in a solvent respectively, mixing the dissolved aluminum source and carbon source and glycol solution of citric acid; warming the mixed solution to 125 to 135 DEG C, and keeping the temperature for 2 to 4 hours; continuously warming to 180 to 220 DEG C, and keeping the temperature for 2 to 4 hours to obtain a crisp black substance; calcining the crisp substance at the temperature of between 800 and 1,200 DEG C in vacuum or in the atmosphere of nitrogen; cooling the calcined substance and grinding; and performing a carbothermal reduction reaction at the temperature of between 1,350 and 1,600 DEG C to obtain the nano aluminum nitride powder. Raw materials adopted by the method have a wide source range and are readily available, a preparation process is simple and controllable, and aluminum ions are uniformly distributed in the carbon source by using the complexing action of the citric acid on metallic aluminum ions and the bonding and steric hindrance actions of glycol on the metallic aluminum ions so as to finally obtain the nano aluminum nitride powder with small particle sizes and uniform particle distribution.

The invention discloses a rechargeable aluminum ion battery and a preparation method thereof, and belongs to the technical field of batteries. The rechargeable aluminum ion battery can be widely used in the electronics industry and communications industry, and can also be used as a power battery for an electric vehicle. The invention provides a novel aluminum ion battery device, especially a soft bagged battery. The aluminum ion battery device adopts a membrane to separate the positive and negative electrodes of the aluminum ion battery, and uses an insulating soft bag to wrap the positive and negative electrodes of the aluminum ion battery; the enclosed battery is assembled in a shielding gas atmosphere, and only the positive and negative electrode leads which are conductive are exposed for being connected with an external circuit; according to different electrode making technologies, the battery can be assembled into square or round or other shapes. The soft bagged aluminum ion storage battery provided by the invention has the benefits that the capacity is high, the charge and discharge efficiency is high, the cycling stability is good, and the charge and discharge features are excellent; in addition, the electrode materials are extensive in source, and the battery is easy to prepare, low in cost, green and environment-friendly, and low in price.

A warewashing detergent composition is provided according to the invention. The warewashing detergent composition includes a cleaning agent, an alkaline source, and a corrosion inhibitor. The cleaning agent comprises a detersive amount of a surfactant. The alkaline source is provided in an amount effective to provide a use composition having a pH of at least about 8. The corrosion inhibitor includes a source of aluminum ion and at least one of a source of calcium ion or a source of magnesium ion. The amounts of calcium ion or magnesium ion can be selected depending upon the hardness of the water of dilution. Methods for using a warewashing detergent composition are provided.

The present invention pertains to a process for synthesizing nano-scale yttrium aluminum garnet (YAG) fluorescent powders having formula (I):

(Y_3−xR¹_x)(Al_5−yR²_y)O₁₂  (I)

wherein R¹ and R² are independently selected from the elements consisting of rare earth metals and transition metals, and each of x and y is independently a value between 0 and 1.5, where the process comprises the steps:

• • (a) forming an aqueous solution comprising rare earth metal ions, transition metal ions, yttrium ion and aluminum ion;
  • (b) adding a precipitating agent to the aqueous solution of step (a) in an amount sufficient to allow the rare earth metal ions, transition metal ions, yttrium ion and aluminum ion comprised in the aqueous solution to substantially complex with the depositing agent;
  • (c) drying the gel of step (b) to obtain a dried gel;
  • (d) adding a dehydroxying compound to the dried gel of step (c) and subjecting it to a further drying step; and
  • (e) sintering the product of step (d) at a temperature between 700 and 1400° C. to obtain the nano-scale yttrium aluminum garnet fluorescent powders of formula (I).

The invention relates to an ion-adsorption-type rare earth extracting method. The method comprises the following steps of: by taking an aqueous solution containing magnesium sulfate or the magnesium sulfate and/or ferric sulfate or the magnesium sulfate and/or aluminum sulfate as main components as an ore leaching agent, leaching ion-adsorption-type rare earth ore; dissolving rare earth ions in the rare earth ore with magnesium, ferric and aluminum ions and the like in an iron exchanging manner, thereby obtaining a leachate; and by taking magnesium hydrate or magnesium oxide or magnesium carbonate as a precipitator, thereby generating a rare earth hydrate or a rare earth carbonate. The method is simple in process and strong in raw material adaptability, and can be used for economically and effectively leaching the rare earth from the ion-adsorption-type rare earth ore, thereby completely avoiding the problem of ammonia nitrogen pollution caused by an existing leaching process. Therefore, the method is a sanitary production process.

The invention provides surface-modified titanium white powder and a preparation method thereof. The preparation method comprises the following steps of: preparing 5 to 20 mass percent aqueous solution from titanium dioxide powder, adding sodium hexametaphosphate into the aqueous solution, adding a water-soluble silicon compound to ensure that SiO2 is precipitated on the surfaces of titanium dioxide particles, adding an aluminum salt membrane-enveloping agent at the temperature of between 80 and 100 DEG C and keeping the pH of mixed slurry to be between 8.5 and 11 simultaneously to ensure that the titanium white powder is uniformly dispersed, washing, performing suction filtration, drying and grinding to obtain a surface-modified titanium white powder product. A layer of inorganic substances can be enveloped on the surfaces of the titanium white powder particles, namely silicon ions and aluminum ions are adhered on the surface of the titanium white powder simultaneously, so that the surface activity of the titanium white powder is reduced, and the dispersibility and whiteness of the titanium white powder are improved. The method is easy, feasible, low in cost and pollution-free.

The invention discloses an N-type buried-channel silicon carbide metal oxide semiconductor field effect transistor (DEMOSFET) device and a preparation method thereof and mainly solves the problems of low inversion layer electron mobility of the silicon carbide (MOSFET) device and contradiction between reduction in on resistance and improvement on breakdown voltage in the prior art. The device is characterized in that: an N- buried channel layer (3) which has the thickness of 0.1 mu m and the nitrogen ion doped concentration of 5*10<15>cm<-3> is introduced between a SiO2 isolation medium (2) and a P<-> layer (7A) of the traditional vertical double-diffusion metal oxide semiconductor (VDMOS) device structure; an N-type current diffusion layer (8) which has the thickness of 0.5 to 0.6 mu m and the nitrogen ion doped concentration of between 5*10<16>cm<-3> and 1*10<17>cm<-3> is introduced between a P<+> layer (7B) and an N<-> epitaxial layer (10); a P well is divided into two layers, namely the P<-> layer (7A) and the P<+> layer (7B); the P<-> layer (7A) has the thickness of 0.5 mu m and the aluminum ion doped concentration of between 1*10<15>cm<-3> and 5*10<15>cm<-3>; and the P<+> layer (7B) has the thickness of 0.2 mu m and the aluminum ion doped concentration of 3*10<18>cm<-3>. The device has the advantages of high inversion layer electron mobility, high switching reaction speed and low power consumption, and can be used for high-power electrical equipment, solar modules and hybrid fuel electric vehicles.

The invention provides an aluminum-ion battery using MoS2 as a positive electrode material and a preparation method of the battery, belongs to the technical field of batteries, can be widely applied to the fields of electronic industry and communications industry, and also can be taken as a power battery for an electric automobile. The aluminum-ion battery comprises a positive electrode active material, a negative electrode, a diaphragm material, a molten aluminum ion electrolyte solution and an electrolytic tank, wherein the positive electrode active material is MoS2, the negative electrode is a high-purity aluminum sheet, and the molten aluminum ion electrolyte solution is non-aqueous electrolyte solution containing Al3<+> ions. According to the aluminum-ion battery using the MoS2 as the positive electrode material and the preparation method of the battery, a provided aluminum-ion storage battery can be repeatedly charged and discharged, and has high capacity, high charging and discharging efficiency, good circulation stability and excellent charging and discharging features; in addition, the electrode material source is wide, the preparation method is easy, the cost is low, and the battery is green and environment-friendly and is low in price.

The present disclosure relates to a lithium ion battery. The lithium ion battery cathode includes a cathode, a separator, an anode, and a nonaqueous electrolyte solution. The cathode includes a cathode current collector and a cathode material layer disposed on a surface of the cathode current collector. The cathode material layer comprises cathode active material, conductive agent, and adhesive uniformly mixed together. The cathode active material comprises cathode active material particles and AlPO₄ layers coated on surfaces of the cathode active material particles. The separator includes a porous membrane and a protective layer coated on a surface of the porous membrane. The protective layer prevents the separator from being melted during charging or discharging of the lithium ion battery.

The invention discloses a preparation method of lithium ion battery anode material. The method comprises the following steps: A. mixing Li2CO3, Al2(SO4)3 and Co3O4 in certain mol ratio; B. adding solvent in the obtained mixture for wet-grinding; C. removing solvent and drying; D. porphyrizing; E. roasting at high temperature; and F. cooling to obtain lithium, aluminum and cobalt oxide anode material. In the invention, metallic aluminum ions are doped in the preparation process of lithium ion battery anode material to exert synergistic effect, so as to prepare excellent performance lithium cobaltate doped with aluminum ions. The anode using the material can maintain stable structure after circulating for a long time, thus enhancing capacity retention rate.

The invention provides an external packing material used for a lithium ion battery. The external packing material is formed by at least a base material layer stacked in sequence, a first adhesive layer, an aluminum foil layer providing with an anti-corrosion treatment layer on at least a single surface, an adhesive resin layer or a second adhesive layer, and a stacking body formed by a sealant layer. The surface of the side of the base material layer is applied by printing. When drops containing an ink solvent in ink used in the printing are attached to the surface of the side of the base material layer, after 5 seconds beginning from the attachment of the drops, a contact angle is more than 10 DEG and lower than 30 DEG. The variation of the contact angle in 5 seconds beginning from the attachment of the drops is lower than 6 DEG.