Abstract: Provided are a method for producing boehmite nanoparticles and an apparatus for producing the same, and more particularly, a method for producing boehmite nanoparticles and an apparatus for producing the same, which allow continuous production of nano-sized boehmite nanoparticles in a uniform size. The method for producing boehmite nanoparticles includes (S1) supplying a mixture including an aluminum hydroxide and an organic acid to a reaction unit; and (S2) heating and pressurizing the mixture supplied to the reaction unit simultaneously and sequentially.

Abstract: Systems and methods of sequestering carbon dioxide in concrete are described herein. The methods include combining water and a foaming agent to form a foaming agent mixture, adding a gas comprising carbon dioxide to the foaming agent mixture in a first mixing chamber, mixing the water, the gas comprising carbon dioxide and the foaming agent to form a foam mixture in the first mixing chamber, the foam mixture comprising a plurality of foam bubbles containing the at least a portion of the carbon dioxide, combining the foam mixture with concrete materials in a second mixing chamber so that the foam mixture contacts the concrete materials, the concrete materials comprising cement, and mixing the foam mixture and the concrete materials in the second mixing chamber to form the concrete having the carbon dioxide sequestered therein.

Abstract: Provided herein are methods for producing crystalline tungsten bronze oxide particles. The method may include atomizing a liquid solution comprising an alkali metal precursor and a tungsten precursor to produce droplets; mixing the droplets with one or more gaseous flows to produce a combined flow; flowing the combined flow through a heated reactor to provide crystalline tungsten bronze oxide particles having the formula MxWO3, wherein M is the alkali metal; and collecting the particles.

Abstract: A dehydrogenation reaction device is disclosed. The device includes a chemical hydride storage unit including a chemical hydride storage tank, a reaction unit including an acid aqueous solution storage tank, and a dehydrogenation reactor for generating hydrogen by reacting a chemical hydride with an acid aqueous solution. The device further includes a hydrogen storage unit including a hydrogen storage tank for storing the hydrogen produced in the dehydrogenation reactor, and a recovery unit for recovering the product produced in the dehydrogenation reactor.

Abstract: A more efficient and lower waste liquid-phase method for recovering lithium carbonate suitable for high-performance lithium applications from recycled lithium-ion battery and other sources of lithium hydroxide including aqueous solutions is described. The method uses carbon dioxide gas to directly form lithium carbonate from a lithium hydroxide including solution, thus eliminating the need for conventional acid pre-treatment and reducing the need for subsequent sodium carbonate addition.

Abstract: The present invention relates to hollow silica particles, which each includes a shell layer containing silica and a space inside the shell layer, in which the hollow silica particles have a peak intensity derived from SiOH at a wavenumber of around 3,746 cm?1 of 0.60 or less by infrared spectroscopy, a relative permittivity at 1 GHz of from 1.3 to 5.0 and a dielectric loss tangent at 1 GHz of from 0.0001 to 0.05.

Abstract: The present disclosure relates to a process for the preparation of a zeolitic material having a CHA-type framework structure comprising YO2 and X2O3, wherein the process comprises: (1) providing a mixture comprising one or more sources for YO2, one or more sources for X2O3, one or more tetraalkylammonium cation R1R2R3R4N+-containing compounds, and one or more tetraalkylammonium cation R5R6R7R8N+-containing compounds as structure directing agent; (2) crystallizing the mixture to obtain a zeolitic material having a CHA-type framework structure; wherein Y is a tetravalent element and X is a trivalent element, wherein R1, R2, R3, R5, R6, and R7 independently from one another stand for alkyl, wherein R4 stands for CnH2nOH with n=1 to 6, and wherein R8 stands for cycloalkyl.

Abstract: A production method for producing a halide, the method includes a heat treatment step of heat-treating a mixed material containing (NH4)aY?3+a, (NH4)bGd?3+b, Li?, and Ca?2 in an inert gas atmosphere, wherein ?, ?, ?, and ? are each independently at least one selected from the group consisting of F, Cl, Br, and I, and the formulas: 0?a?3, 0?b?3, and 0<a+b?6, are satisfied.

Abstract: A hydrocarbon stream is combusted within a reactor to produce soot and syngas. Sub-stoichiometric combustion of the hydrocarbon stream within the reactor converts at least 10% of the carbon in the hydrocarbon stream into soot. The syngas is mixed with a steam stream to produce a hydrogenation feed stream. A shift reactor converts at least a portion of the carbon monoxide and steam to carbon dioxide and hydrogen to produce a shifted gas stream. Water is separated from the shifted gas stream to produce a dehydrated gas stream. The dehydrated gas stream is separated to produce a hydrogen product stream and a recycle stream. The recycle stream is recycled to the reactor.

Abstract: There is provided a method for producing lithium difluorophosphate in which difluorophosphate ester reacts with a lithium salt compound in a nonaqueous organic solvent without using water as a raw material, a method for producing a difluoro phosphate ester including a step of allowing a dihalophosphate ester to react with a fluorinating agent having a concentration of contained hydrogen fluoride of 15 mol % or less in a nonaqueous organic solvent; lithium difluorophosphate in which a value of a relational expression (d90?d10)/MV represented by d90 which is a particle size at which a volume cumulative distribution is 90%, d10 which is a particle size at which a volume cumulative distribution is 10%, and MV which is a volume average particle size is 10 or less; and methods for producing a nonaqueous electrolytic solution and a nonaqueous secondary battery using the production method described above.

Abstract: An object of the invention is to provide titanium dioxide coloring particles capable of developing colors other than red and yellow while maintaining non-toxicity of titanium dioxide and a titanium dioxide particle mixture containing the titanium dioxide coloring particles, and to provide a method capable of producing the titanium dioxide coloring particles exhibiting the excellent properties by a simple process with a small environmental load. The invention relates to titanium dioxide coloring particles having a brookite type or rutile type crystal structure and co-doped with at least nitrogen and boron, a titanium dioxide particle mixture containing the titanium dioxide coloring particles, and a method for producing the titanium dioxide coloring particles in which a hydrothermal reaction of titanium diboride is caused in presence of an acid or urea, and then a nitriding treatment is performed in an ammonia gas atmosphere or by mixing with urea or carbon nitride.

Abstract: In various embodiments, the present disclosure pertains to organic polymer core-shell particles that comprise a non-porous organic polymer core (i.e., having a pore volume of less than 0.1 cc/g) and a porous organic polymer shell (i.e., having a pore volume of greater than 0.1 cc/g), in which the porous organic polymer shell has a pore size ranging from 100 ? to 3000 ?. In some embodiments, the present disclosure pertains to chromatographic separation devices that comprise such organic polymer core-shell particles. In some embodiments, the present disclosure pertains to chromatographic methods that comprise: (a) loading a sample onto a chromatographic column comprising such organic polymer core-shell particles and (b) flowing a mobile phase through the column.

Abstract: A method of preparing bismuth vanadate particles is described. The bismuth vanadate particles prepared via ultrasonication and hydrothermal treatment exhibit controlled morphology (e.g., octahedral shape) and crystallinity (e.g., tetragonal crystal symmetry). A photoelectrode containing bismuth vanadate particles and a method of using the photoelectrode in a photoelectrochemical cell for water splitting is also provided.

Abstract: A method comprising providing a sol comprising a solvent; contacting the sol with a precipitation initiator to initiate precipitation of the sol, wherein the precipitation initiator is different to the solvent; and applying the precipitating sol to a product. The methods of the invention may be used with sols comprising a solvent, a metal alkoxide, and optionally a biopolymer and/or a catalyst, with alkoxides comprising metals, organically modified alkoxides comprising metals, alkoxides comprising metalloids, and organically modified alkoxides comprising metalloids all being encompassed by the term ‘metal alkoxide’. Also disclosed is an apparatus for use in the method comprising a first storage vessel; a second storage vessel; one or more pumps; and one or more delivery means.

Abstract: A method of heat-treating a waste cathode material to recover lithium carbonate from the waste cathode material, and a lithium carbonate recovery method using the waste cathode material heat treatment method are provided. The method of heat-treating the waste cathode material includes heating an interior of a heat treatment furnace by burning a hydrocarbon fluid in the heat treatment furnace and producing lithium carbonate (Li2CO3) and residual metal oxide by reacting a waste cathode material in the heat treatment furnace with CO2 generated during burning of the hydrocarbon fluid.

Abstract: A method of generating oxygen includes introducing a hydrogen peroxide solution (at least 39.5%) into a reactor that has a passage, an oxygen outlet at one end of the passage, a water outlet at another end of the passage, and an inlet between the ends of the passage. Silver flakes are packed tightly within the passage forming interstices to accommodate fluid flow in a substantially restricted manner such that substantial fluid flow only occurs under influence of a pressure differential in the passage that exceeds a predetermined threshold value associated with the fluid. The silver flakes catalyze a decomposition reaction of the hydrogen peroxide into water and oxygen. The hydrogen peroxide and the decomposition reaction move in a stepwise, periodic manner through the interstices from the inlet toward the water outlet. The oxygen and water vapor flow toward the oxygen outlet.

Abstract: A method for manufacturing a silica sol according to an embodiment of the present invention includes: a step of preparing a silica sol reaction liquid by hydrolyzing and polycondensing an alkoxysilane or a condensate thereof using an alkali catalyst in a solvent; and at least one of a step of concentrating the silica sol reaction liquid by an ultrasonic atomization separation method and a step of replacing the silica sol reaction liquid with water by the ultrasonic atomization separation method.

Abstract: The present invention addresses to a method that uses surface-active surfactants ionic liquids (ILs) with an affinity for water to capture CO2, especially ILs derived from surfactants, of low production cost, fluoride-free, causing a low environmental impact in its use and high yield of CO2 sorption. The CO2 sorption method consists of contacting a gas mixture with at least one of the described ILs, at the working temperature, pressure and partial pressure of CO2. The removal of CO2 is done by pressure reduction. ILs can be reused without loss of efficiency.

Abstract: Provided is a water-borne coating composition capable of forming a metallic coating film having high-design, and further capable of forming a coating film that exhibits good coating film properties.

Abstract: The present application relates to a mixture comprising at least one compound A selected from glyoxylic acid, salts thereof, and condensation or addition products of glyoxylic acid or salts thereof; and at least one polyhydroxy compound B. Furthermore, the present application relates to a construction material composition comprising said mixture, and to the use of said mixture for modifying the hardening of inorganic binder containing building material formulations, and/or for producing building products.