30 results about "Aluminium hydroxychloride" patented technology

This invention relates to antiperspirant compositions comprising soy products, one ore more antiperspirant agents such as aluminium chlorohydrate and a stabilizing system, which additionally influence hair growth.

A composition and method for treating oversprayed paints in paint spray booths is provided. The composition includes an aqueous solution of a compound such as chitosan, and a complex metal salt, such as aluminum chlorohydrate, capable of flocculating the oversprayed paint, and optionally, bentonite clay. The composition is useful for detackifying and flocculating oversprayed paint, and is particularly useful as a liquid concentrate for the addition to wash systems in paint spray booths for water-based and solvent-based paints. The composition is also useful in decreasing the time for phase separation of the organic phase and the aqueous phase in solvent-based removal processes.

A process for preparing aluminium polychloride from hydrochloric acid and aluminium hydroxide includes such steps as blowing appropriate quantity of chlorine gas into the mixed solution of hydrochloric acid and aluminium hydroxide, reaction of chlorine gas on water in the solution to generate hydrochloric acid and hypochlorous acid as catalyst for next reaction, and reaction of hydrochloric acid on aluminium hydroxide to generate aluminium hydroxychloride. Its advantages are simple process and equipment, short period, and high sterilizing, seaweed-killing and decolouring function. The productis an efficient water deaner.

A print medium for ink-jet printing comprises a photobase substrate, a porous ink-receiving layer and a subbing layer. The photobase substrate can include paper and a moisture barrier layer coated on at least one side of the paper. The porous ink-receiving layer can include metal oxide or semi-metal oxide particulates treated with an organosilane reagent and aluminum chlorohydrate, and a polyvinyl alcohol binder. The subbing layer can be disposed between the moisture barrier layer of the photobase and the ink-receiving layer and include a polyvinyl alcohol or a copolymer of a polyvinyl alcohol.

A method for preparing a nano-MoS2-Al2O3 composite rolling lubricant by utilizing dopamine polymerization belongs to the technical field of lubrication. The method comprises the following steps: auto-polymerizing dopamine to form polydopamine, modifying the surface of a molybdenum disulfide nanosheet with the polydopamine to obtain a polydopamine-modified molybdenum disulfide nanosheet; then adding aluminum chloride hexahydrate, polyethylene glycol 200 and sodium acetate, centrifuging the obtained obtained solution, and washing and drying the obtained material to obtain nano-MoS2-Al2O3 composite powder; and finally, dispersing the prepared composite nano-powder into deionized water, and adding glycerol, triethanolamine, sodium hexametaphosphate, sodium dodecyl benzene sulfonate, water-based borate and a trace amount of a defoaming agent to obtain the required composite rolling lubricant. The composite lubricating oil is simple in preparation process, good in reproducibility, low in cost, high in efficiency and beneficial to batch production, can replace traditional rolling lubricating oil severely polluting the environment to a certain extent, is used for technological lubricationin the plate and strip steel hot rolling process, and promotes energy conservation, emission reduction and environment-friendly production in the plate and strip steel rolling process.

The invention discloses a preparation method for nanometer aluminum nitride powder. The preparation method comprises the following steps: with aluminum chloride hexahydrate and dicyandiamide as raw materials, separately dissolving aluminum chloride hexahydrate and dicyandiamide in methanol; after heating and dissolving at a temperature of 30 to 80 DEG C, slowly adding a dicyandiamide solution into an aluminum chloride solution under stirring so as to obtain a clear transparent stable precursor salt solution; carrying out drying and adding obtained precursor salt powder into an alumina crucible; and carrying out calcining at 900 to 1000 DEG C under the protection of a nitrogen atmosphere and carrying out heat preservation for 2 to 5 h so as to obtain nanometer aluminum nitride powder. The preparation method is simple in process and low in production cost. The prepared aluminum nitride powder is small in particle size and high in purity, and has potential development and application value in fields like ceramic substrate material, heat-dissipation filling materials, ultraviolet optic devices, photoluminescent matrix materials and field emission devices.

The invention discloses an aluminum-titanium doped silicon dioxide aerogel / fiber composite material and a preparation method thereof. The preparation method comprises the following steps: taking and adding absolute ethyl alcohol, a hydrochloric acid solution, aluminum chloride hexahydrate and tetrabutyl titanate into a reaction kettle, weighing and slowly pouring ethyl orthosilicate into the reaction kettle, and stirring to obtain a sol; adding a gel accelerator, and continuously stirring to obtain a composite sol; impregnating a glass fiber felt in the composite sol, and flatly paving the impregnated glass fiber mat on a flat plate; putting the glass fiber felt impregnated with the composite sol into a plastic box, sealing, carrying out gel aging, and replacing the aged gel / glass fiber composite material with a solvent; and performing supercritical drying on the gel / glass fiber composite material. The strength and toughness of the aerogel can be enhanced while the heat insulation property of the aerogel is reserved, the high-temperature resistance of the silicon dioxide aerogel is improved through aluminum element doping, and the prepared aerogel / fiber composite material has verygood stability and heat insulation property.

The invention relates to a method for producing nanoparticles of aluminium spinels. According to said method, a salt of a metal, the oxide of which can form a spinel lattice with aluminium oxide, is added to an aqueous solution of aluminium chlorohydrate, the solution is then dried, and calcinated in less than 30 minutes, and the agglomerated material thus obtained is ground.

The invention relates to a preparation method of a fiber composite boron carbide-aluminum oxide aerogel material, which comprises the following steps: uniformly mixing a boron source, resorcinol, formaldehyde, aluminum chloride hexahydrate, absolute ethyl alcohol and deionized water according to a molar ratio to obtain a faint yellow composite sol solution; impregnating cut fiber felt; standing toobtain fiber composite wet gel; subjecting the fiber composite wet gel to solvent replacement and drying treatment to obtain a fiber composite boron carbide-aluminum oxide aerogel precursor; and preparing the fiber composite boron carbide-aluminum oxide aerogel through a carbon thermal reduction technology under inert atmosphere protection. The preparation process is simple, the price of raw materials is low, the problem that a heat preservation and insulation material in an existing single / polycrystal furnace depends on import can be solved, and the method can be applied to the fields of refractory materials, engineering ceramics, nuclear industry, aerospace and the like.

Disclosed are novel aqueous aluminum complex compositions and methods of making and using them. The novel compositions comprise very low halide content, even when made from aluminum chlorohydrate. The compositions find use in the production of zeolites, coatings, abrasives, binders, and refractories; and in the treatment of wastewater for example. The methods of making the novel compositions include passing a first aqueous aluminum complex composition through an anion exchange column or otherwise contacting the first composition with the anion exchange resin to provide a second aqueous aluminum complex composition that is different from the first aqueous aluminum complex composition. Also disclosed are methods of making zeolites and aqueous silica-alumina compositions from the novel aqueous aluminum complex compositions.

The invention discloses an antiperspirant and a preparation method thereof. The antiperspirant comprises the following raw materials in parts by weight: 10-30 parts of octadecyl dimethyl amine oxide, 20-40 parts of hydrogenated castor oil, 40-60 parts of C12-C15 alcohol polyvinyl ether, 10-20 parts of alkyl dimethyl benzyl ammonium chloride, 2-8 parts of talcum powder, 3-10 parts of aluminum chloride hexahydrate, 20-50 parts of alkylbenzene sulfonates and 10-40 parts of hydrogenated egg phosphatidylcholine. The preparation method comprises the following steps: mixing octadecyl dimethyl amine oxide, hydrogenated castor oil, C12-C15 alcohol polyvinyl ether and alkyl dimethyl benzyl ammonium chloride, and then heating to 50-60 DEG C; adding aluminum chloride hexahydrate, alkylbenzene sulfonates and hydrogenated egg phosphatidylcholine, heating to 80-85 DEG C, and carrying out stirring reaction for 20-30 minutes; and adding talcum powder, and stirring evenly. Due to the addition of hydrogenated egg phosphatidylcholine, the antiperspirant is capable of preventing sweat glands from sweating, and reducing the sweat.

Nanoparticles are claimed which consist of 50% - 99.99% by weight alumina and 0.01% - 50% by weight metal oxide of elements of main group I and II of the Periodic Table. These nanoparticles are obtained by drying a suspension of aluminium chlorohydrate, oxide formers and, if desired, crystallization nuclei, followed by calcining and comminution of the resultant agglomerates.

The invention discloses a method for comprehensive recovery and utilization of phosphorus-containing compound salt, a by-product of organic phosphine production. The phosphorus-containing compound salt includes sodium chloride, aluminum chloride compound salt and alkyl dichlorophosphine. The method includes: using olefinic compounds React with the alkyl dichlorophosphine in phosphorus-containing compound salt to generate phosphorus-containing flame retardant or its intermediate, obtain the post-reaction mixture, and then increase the hydrogen chloride content in the system step by step to gradually separate sodium chloride and other Precipitate in the form of hydrated aluminum chloride, and obtain a mixture containing phosphorus-containing flame retardant or its intermediate, a small amount of aluminum chloride, sodium chloride, and hydrochloric acid, add sodium hydroxide after distillation and concentration, filter, and the filtrate is acidified and concentrated Extraction, purification. The method of the present invention obtains pure sodium chloride, pure aluminum chloride hydrate, and obtains a phosphorus-containing flame retardant or its intermediate, the steps are clear and the function is clear, and the method is simple and easy to control, completely solving the problem of methyl dichlorophosphine The comprehensive utilization of compound salt in the production process.

Preparation of Nano-MoS by Polymerization of Dopamine 2 ‑Al 2 O 3 The method for composite rolling lubricant belongs to the technical field of lubrication. The self-polymerization of dopamine into polydopamine is used to modify the surface of molybdenum disulfide nanosheets to obtain polydopamine-modified molybdenum disulfide nanosheets; then aluminum chloride hexahydrate, poly Ethylene glycol 200, sodium acetate, the resulting solution was centrifuged, washed and dried to obtain nano-MoS 2 ‑Al 2 O 3 Composite powder; finally, disperse the prepared composite nano powder into deionized water, add glycerol, triethanolamine, sodium hexametaphosphate, sodium dodecylbenzenesulfonate, aqueous borate ester and trace defoamer, namely The desired compound rolling lubricant can be obtained. The preparation process of the invention is simple, the reproducibility is good, the cost is low and the efficiency is high, and it is beneficial to mass production, and can replace the traditional rolling lubricating oil which pollutes the environment more seriously to a certain extent, and is used for process lubrication in the hot rolling process of plate and strip steel , to promote energy saving and emission reduction and environmental protection production in the strip rolling process.

The invention belongs to the field of ceramic materials and discloses a preparation method and application of aluminum borate whiskers. The method uses aluminum chloride hydrate and urea as raw materials, respectively dissolves aluminum chloride and urea in methanol solvent, heats and dissolves them at a certain temperature, and then adds the urea solution into the aluminum chloride solution to obtain a clear and transparent stable precursor Salt solution, continuously heated and stirred at a constant temperature to obtain a high-concentration precursor salt solution, and the obtained precursor salt solution was coated on Al by spin coating 2 o 3 On the single crystal substrate, put it into a boron nitride crucible, under the protection of nitrogen atmosphere, calcine at 1000°C or 1200°C, keep it warm for 5h, and finally obtain aluminum borate whiskers on the surface of the substrate, the content of its phase is related to the content of urea and heat treatment related to temperature. The method has simple preparation process and low production cost, and the prepared aluminum borate whiskers have high purity and controllable morphology. It can be used as a reinforcing material for plastics, metals and ceramics in aerospace, aviation, building materials, automobiles and other fields.

The invention discloses a preparation method for a copper aluminate spinel porous block. The preparation method comprises the following steps: first, dissolving a phase separation inducing agent in a solvent; then, adding copper chloride dihydrate, aluminium chloride hexahydrate and a complexing agent, and stirring until the copper chloride dihydrate, the aluminium chloride hexahydrate and the complexing agent are completely dissolved; next, adding a gelatinization accelerator dropwise and stirring uniformly to obtain a homogeneous solution; later on, sealing the homogeneous solution in a container, and gelatinizing for 1 to 5 minutes at 60 to 80 DEG C to obtain wet gel; finally, aging the wet gel for 6 to 12 hours at 60 to 80 DEG C, drying the aged wet, and performing heat treatment for 1 to 3 hours at 500 to 900 DEG C to obtain the copper aluminate spinel porous block.

An advantageous deodorizing composition comprising at least one zinc carboxylate salt and aluminium chlorohydrate is provided, as well as a deodorant consumer product comprising the same. Furthermore, a method of suspending aluminium chlorohydrate in an at least essentially anhydrous solvent is provided, as well as a method of preventing clumping of aluminium chlorohydrate in a deodorizing composition or a deodorant consumer product and a method of preventing clogging of a nozzle of a deodorant spray containing a deodorizing composition.

The invention discloses a comprehensive recycling method of organic phosphine production by-product phosphorus-containing composite salt; the phosphorus-containing composite salt comprises sodium chloride, aluminum chloride composite salt and alkyl dichlorophosphine, and the method comprises the steps: reacting an olefin compound with alkyl dichlorophosphine in the phosphorus-containing compositesalt to generate a phosphorus-containing flame retardant or an intermediate thereof, and obtaining a mixture after reaction; and then gradually separating out sodium chloride and precipitates in the form of aluminum trichloride hydrate by increasing the content of hydrogen chloride in the system step by step in a grading manner, obtaining a mixture containing a phosphorus-containing flame retardant or an intermediate thereof, a small amount of aluminum chloride, sodium chloride and hydrochloric acid, distilling and concentrating, adding sodium hydroxide, filtering, acidifying and concentratingthe filtrate, extracting and purifying. According to the method, pure sodium chloride and pure aluminum chloride hydrate are obtained, the phosphorus-containing flame retardant or the intermediate ofthe phosphorus-containing flame retardant is obtained, the steps are clear, the function is definite, the method is simple and easy to control, and the problem of comprehensive utilization of composite salt in the production process of methyl dichlorophosphine is completely solved.

The invention belongs to the field of ceramic materials, and discloses a cubic aluminum nitride film, a preparation method and application thereof. The method uses aluminum chloride hydrate and urea as raw materials, respectively dissolves aluminum chloride and urea in an alcohol solvent, heats and dissolves them at a certain temperature, and then slowly adds the urea solution into the aluminum chloride solution to obtain a clear and stable Precursor salt solution, so that the concentration of the solution is the maximum concentration at this room temperature, and the obtained precursor salt solution is coated on the single crystal substrate by spin coating method, under the protection of nitrogen atmosphere, use an aluminum nitride crucible at 1000 ° C. calcining, heat preservation, and finally an aluminum nitride film epitaxially grown on the substrate is obtained. The preparation process of the method is simple, the production cost is low, the properties of the precursor salt solution and the heat treatment process of the precursor film can be precisely controlled, and the epitaxial growth of the film can be effectively controlled, thereby preparing a film with excellent performance.

Disclosed are novel aqueous aluminum complex compositions and methods of making and using them. The novel compositions comprise very low halide content, even when made from aluminum chlorohydrate. The compositions find use in the production of zeolites, coatings, abrasives, binders, and refractories; and in the treatment of wastewater for example. The methods of making the novel compositions include passing a first aqueous aluminum complex composition through an anion exchange column or otherwise contacting the first composition with the anion exchange resin to provide a second aqueous aluminum complex composition that is different from the first aqueous aluminum complex composition. Also disclosed are methods of making zeolites and aqueous silica-alumina compositions from the novel aqueous aluminum complex compositions.

A novel efficacious and less irritant aluminum-zirconium antiperspirant composition is provided by the addition of a small amount of AlCl3 and / or HCl to the activated aluminum component. After the heating of diluted basic aluminum chlorohydrate solution, cooling to room temperature, mixing with small amount of AlCl3 or HCl and then reacting with zirconium glycine complex, an aluminum-zirconium salt is produced with a maximum amount of depolymerization aluminum and zirconium species. The addition of a small amount of AlCl3 or HCl to the diluted and activated aluminum chlorohydrate solution accelerates the depolymerization of the activated ACH solution, and upon the addition of zirconium glycinate the solution is further depolymerized and results in the formation of less polymerized zirconium species.

The present invention relates to a skin disinfection solution and a preparation process thereof, and more specifically to a cleaning disinfection solution used after face shaving. The skin disinfection solution comprises the following components, wherein the components comprise, by weight, 12-20 parts of dihydroxy hexachloro diphenyl methane, 5-10 parts of aluminum chloride hydrate, 1-5 parts of benzalkonium bromide, 5-12 parts of myristic acid, and 10-16 parts of milk. The skin disinfection solution of the present invention is mainly applicable for face cleaning and disinfection of men after face shaving, wherein the cleaning and disinfection effect is provided, and the damage to the facial skin and the subcutaneous tissues can not be generated.

The invention relates to a production process method of low-density aluminum fluoride in the technical field of aluminum fluoride preparation. The preparation method comprises the following steps of:S1, adding a template agent into a reaction tank filled with fluosilicic acid, uniformly mixing, heating to 45-50 DEG C, adding sodium bicarbonate in batches, adding sulfuric acid when the addition amount of sodium bicarbonate is 1 / 3 of the total amount, heating to 80-90 DEG C, completing the adding of sodium bicarbonate, reacting for 1-1.5 hours, filtering, washing, and taking filtrate to obtaina reaction solution 1; S2, heating the reaction solution 1 to 60-65 DEG C, adding aluminum chloride hexahydrate under a stirring condition, reacting for 0.5-1h, adding a template agent, heating to 125-130 DEG C, adjusting the air pressure in a crystallization tank to 290-310kpa, and condensing to obtain crystals and a wet material; and S3, drying the wet material at 70-80 DEG C and then carrying out segmented temperature-controlled calcination at 350-600 DEG C to obtain low-density aluminum fluoride. The whole crystallization process is changed, and therefore an aluminum fluoride product whichbetter meets the quality requirement and is lower in cost consumption is generated.

The invention provides a method for preparing aluminum polychlorid from byproducts generated in methyl diethyl phosphate production. The method comprises the following steps: (1) dispersing byproductsolid dregs into a solvent, analyzing, and collecting a solution; (2) cooling the solution with water, and separating aluminum chloride hydrate crystal; (3) hydrolyzing and polymerizing the aluminum chloride hydrate crystal, and aging, thereby obtaining the aluminum polychlorid. By adopting the method, solid dregs rich in sodium tetrachloroaluminate are adopted as a raw material, an inorganic polymeric flocculant, namely the aluminum polychlorid, is successfully prepared through steps of simple processes, and not only is the problem of waste disposal solved, but also a high additional value product can be successfully made.

A method for treating skin itch in an individual in need of such treatment, by topically administering an amount effective for relieving said itch of an additive selected from the group consisting of (a) aluminum chlorohydrates; (b) aluminum zirconium chlorohydrates; (c) chlorohydrates of aluminum and aluminum zirconium, each complexed with polyalkylene glycol; (d) chlorohydrates of aluminum and aluminum zirconium, wherein in each of said chlorohydrates some of the water of hydration has been replaced by glycine; (e) aluminum chloride hydrate; and mixtures thereof. In particular, a spray comprising aluminum chlorohydrate aqueous composition is applied to the affected surface area of the skin to effect relief from itching.