84results about "Titanium oxides/hydroxides" patented technology

The present invention provides a material having a higher electromagnetic wave absorption capacity than in conventional electromagnetic wave absorption materials. The present invention pertains to an energy absorption and release material characterized by comprising titanium suboxide represented by a compositional formula of TiOx (where x represents a number satisfying 1 ≤ x < 1.8), the specific surface area being 5 m2 / g or above and the average particle diameter / specific surface area equivalent particle diameter being 0.5 to 3.0.

The present invention relates to a mixed oxide of titanium, niobium and lanthanum of formula (I): LiwTi1-xLaxNb2-yM1yO7-zM2z (I) in which: 0.03 ≤ x ≤ 0.08M1 and M2 are at least one element selected from the group consisting of V, Ta, Fe, Co, Ti, Bi, Sb, As, P, Cr, Mo, W, B, Na, Mg, Ca, Ba, Pb, Al, Zr, Si, Sr, K, Cs and Sn; 0 ≤ w ≤ 5, 0 ≤ y < 2 and 0 ≤ z ≤ 0.3. Figure for abstract: [Fig. 8]

The present invention is in the field of materials engineering and nanotechnology. More specifically, the present invention discloses: a functional premix comprising nanoparticles and a carrier or compatibilizer; a method of obtaining the premix; a method of altering the properties of a material; and a modified material formed with improved properties. Unexpectedly, the premix of the present invention can be used to alter the properties of different kinds of materials, such as polymers, metals, ceramic materials, and / or composites of different materials. The premix of the present invention has numerous advantages in terms of transportation, use, and incorporation of nanoparticles into different materials. In one embodiment, the present invention provides significant modification of the properties of polymers and, in fact, breaks the existing concepts in this technical field. In another embodiment, the present invention provides advantages in altering the properties of metals and / or ceramic materials.

The invention discloses nanoscale Ti2O3, a preparation method and application of the nanoscale Ti2O3 as a catalyst carrier, and belongs to the technical field of nano material preparation. According to the invention, a solid-phase synthesis method is utilized, nano titanium powder and nano titanium dioxide are used as raw materials, and the nano-scale Ti2O3 brownish black powder with uniform particle size distribution is controllably synthesized. Meanwhile, a series of noble metal supported catalysts are synthesized by taking the catalyst as a catalyst carrier. According to the invention, rapid synthesis of nanoscale Ti2O3 is realized, and the particle size of the prepared sample is uniform and is about 300nm. The preparation method has the characteristics of high efficiency, rapidness, low equipment requirement, simplicity, easiness in repetition, high product purity and capability of realizing large-scale synthesis. Meanwhile, the prepared nanoscale Ti2O3 is small in size and uniform, so that a catalyst prepared by taking the nanoscale Ti2O3 as a carrier has relatively good dispersity, shows excellent electrocatalytic activity, can be prepared into catalyst slurry with relatively high uniformity, and is suitable for the fields of electrochemical catalysis and energy conversion.

The purpose of the present invention is to newly provide a method for producing a thin film formed from a dense single layer film of a nanosheet. This thin film production method forms a thin film formed from a dense single layer film of a nanosheet.

To provide a two-dimensional colloidal crystal structure having few defects in the crystal structure. A titania-containing layer 2 is formed on a substrate 1, and a two-dimensional colloidal crystal layer 4 is further formed thereon. This structure is produced by 1) forming the metal oxide layer 2 on the surface of the substrate 1 as the substrate preparation step (S1), 2) preparing a dispersion 6 of charged three-dimensional colloidal crystals 5 having a surface charge of an opposite sign to the surface charge of the metal oxide layer 2 as the colloidal crystal dispersion preparation step (S2), and 3) bringing the dispersion 6 of the charged three-dimensional colloidal crystals 5 into contact with the metal oxide layer 2 as the two-dimensional colloidal crystal formation step (S3).

The invention relates to active electrode materials and to methods for the manufacture of active electrode materials. Such materials are of interest as active electrode materials in lithium-ion or sodium-ion batteries. The invention provides an active electrode material expressed by the general formula M1aM22-aM3bNb34-bO87-c-dQd.

The present invention provides a method for producing fine particles with controlled particle size distribution, and an apparatus for producing fine particles. [Solution] The method for producing fine particles comprises a droplet formation step in which metal oxide powder with a particle size of 500 nm or less, as measured by the BET method, and a carbon source are supplied to a space with a temperature atmosphere above the reduction start temperature of the metal oxide powder but below the boiling point, thereby forming droplets of the metal oxide powder; a reduction step in which the metal oxide droplets formed by the droplet formation step are reduced by the carbon source; and a particle formation step in which the reduced metal oxide droplets are atomized.

The present invention relates to an active electrode material and a method for producing the active electrode material. Such materials are of interest as active electrode materials for lithium-ion or sodium-ion batteries. The present invention relates to a compound represented by the general formula M1 a Al 1-a M2 b Nb 11-b O 29-c-d Q d The active electrode material is represented by the formula:

To provide coating enabling formation of a coated film which has high light resistance, high transparency and uniform thickness even including titanic oxide.SOLUTION: Coating liquid of the invention includes: first surface processing particles in which first organic silicon compounds are coupled to surfaces of particles including titanic oxide; second organic silicon compound; a binder component; and organic solvent. The titanic oxide has rutile type crystal structure, and 3 to 10 mass% of first silicon compound SiX4 in terms of SiO2 is coupled to particle surfaces including titanic oxide. The second silicon compound R-(CH2)nSiX3 or a hydrolysate thereof is included in an amount of 0.3 to 2.0 in a molar ratio (second organic silicon compound / first organic silicon compound) to the first silicon compound, and in solid, silicon derived from the first and second silicon compounds is included in an amount of 2 to 20 mass% in terms of SiO2. (X is at least one selected from an alkoxy group, hydroxy group, and halogen, R is an acrylic group and methacrylic group, n is an integer from 1 to 8.) The organic solvent is a mixed solvent including; a low boiling point organic solvent S1 having a boiling point less than 95°C; and a high boiling point organic solvent S2 having a boiling point higher than or equal to 95°C, a mass ratio of them (MS1 / MS2) is 85 / 15 to 50 / 50. In addition, a mass ratio (MF / MB) between an inorganic oxide component (F) and a binder component (B) included in the first surface processing particles and in the second organic compound, is 45 / 55 to 95 / 5.SELECTED DRAWING: None

The utility model relates to the field of gas inlet devices of tube furnaces, in particular to a distributed gas inlet device for a tube furnace. Comprising a furnace tube system, the furnace tube system comprises a furnace tube body, flanges are fixedly connected to the two ends of the furnace tube body, a heat insulation furnace plug is arranged in the furnace tube body, a distributed air inlet device is arranged in the heat insulation furnace plug, the distributed air inlet device comprises an air inlet pipe, and the air inlet pipe is installed in the heat insulation furnace plug. A flow guide base disc is installed at the end, close to the furnace tube body, of the air inlet pipe, a distributed air inlet disc is installed on the arc face of the flow guide base disc, a transmission shaft is installed in the distributed air inlet disc, a plurality of flow guide rotary pieces are installed on the arc face of the transmission shaft, and a connecting ring is installed on the arc face of the transmission shaft. The distributed air inlet device for the tubular furnace has the advantages that the uniformity and the stability of air inlet of the tubular furnace are improved, and the process effect and the product quality are improved.

Acidified metal oxides combined with non-acidified metal oxides used as a battery electrode active material.

The present invention provides a material having a higher electromagnetic wave absorbing capability than prior art electromagnetic wave absorbing materials. The present invention relates to an energy absorbing and releasing material characterized by comprising titanium oxide having, in the L*a*b* color system, an L* value satisfying 50 ≤ L* ≤ 90, and a b* value satisfying b* < 0.

The invention relates to the technical field of new energy, and discloses cobaltosic oxide, a preparation method and application thereof, a lithium cobalt oxide positive electrode material and a lithium ion battery. Firstly, a cobalt source is heated to a first calcination temperature in an oxygen-enriched environment at a first heating rate and is subjected to heat preservation for 5-10 h, and a first calcination product is obtained; the preparation method comprises the following steps: calcining a cobalt source in a first-stage calcining process at a first-stage calcining temperature, heating a first-stage calcining product to a second calcining temperature at a second heating rate in an oxygen-enriched environment, keeping the temperature for 1-3 hours, and naturally cooling to obtain the cobaltosic oxide, thereby obtaining the cobaltosic oxide through two-stage calcining and using relatively low temperature and heating rate in the first-stage calcining process. The low temperature and the low temperature rise rate are used for ensuring that part of cobaltosic oxide particles obtained through decomposition cannot grow too large, cobaltosic oxide is rapidly formed through the obviously-improved temperature rise rate and the higher calcination temperature in the second-stage calcination process, and then small-particle-size cobaltosic oxide is obtained.

A method is provided for inputting thermal energy into a fluid medium in a manufacturing method using at least one rotating device, comprising a casing having at least one inlet and at least one outlet, a rotor having at least one row of rotor blades arranged around a rotor hub attached to a rotor shaft, and a stator configured as an assembly of fixed vanes positioned at least upstream of the at least one row of rotor blades. The method imparts an amount of thermal energy to the flow of the fluid medium guided along a channel created inside the casing between the inlet and the outlet by a series of energy conversions that occur as the flow of the fluid medium passes through the fixed vanes and at least one row of rotor blades, respectively. The method comprises incorporating the at least one rotating device into a manufacturing facility configured to perform a material manufacturing method, such as producing titanium oxide, mineral wool, gypsum, wood pulp and paper, cathodes and anodes, or rapidly dried chemicals at a temperature essentially of about 500°C or above, and conducting an input amount of energy to the at least one rotating device incorporated into the heat consumption method facility, wherein the input energy includes electrical energy. Further provides rotating devices and related uses.

To provide structural color pigments that can be manufactured more inexpensively, and to provide a more inexpensive manufacturing method for such structural color pigments.SOLUTION: There is provided a structural color pigment comprising, in sequence, a flat substrate, a crystalline layer, and a nanorod layer containing multiple nanorods, wherein the crystalline layer contains metal oxides and the nanorod contains one or more selected from the group consisting of metal oxides, metal hydroxides, and metal oxide hydroxides, and an average tilt angle of the long axis of the nanorods is within the range of ±30 degrees relative to the plane of the flat substrate (0 degrees).SELECTED DRAWING: Figure 1

The present invention relates to a mixed oxide of titanium, niobium, and lanthanum of formula (I): LiwTi1-xLaxNb2-yM1yO7-zM2z (I) in which: 0.03 ≤ x ≤ 0.08; M1 and M2 are at least one element selected from the group consisting of V, Ta, Fe, Co, Ti, Bi, Sb, As, P, Cr, Mo, W, B, Na, Mg, Ca, Ba, Pb, Al, Zr, Si, Sr, K, Cs, and Sn; 0 ≤ w ≤ 5, 0 ≤ y < 2, and 0 ≤ z ≤ 0.3. Figure for abbreviation: [Fig. 8]

To provide a method for producing recycled titanium oxide capable of obtaining recycled titanium oxide which has a good powder hue, has a certain range of a primary particle diameter, has a small content of transition metal as impurity, has a good coating hue and has a high hiding rate, from a resin composition containing titanium oxide.SOLUTION: A method for producing recycled titanium oxide subjects a resin composition containing titanium oxide to overheat steam treatment at 550 to 1,000°C.SELECTED DRAWING: None

This application discloses an apparatus and method for preparing Ti3O5 powder materials. Belonging to the field of oxide functional powder material preparation technology, the method utilizes TiO2 powder as raw material, sodium chloride-potassium chloride-calcium chloride as electrolyte, zinc and / or tin as cathode, and a graphite rod as anode. A sandwich-type electrolysis system of "zinc-tin-TiO2 powder-chloride salt" is constructed through density differences to directly electrolyze TiO2 powder to prepare Ti3O5 powder materials. This apparatus and method significantly shorten the traditional Ti3O5 powder material preparation process, and the zinc-tin cathode and electrolyte can be reused, greatly reducing costs. The electrolysis process involves few side reactions, is environmentally friendly, and emits no harmful substances, resulting in high-purity Ti3O5 powder materials.

The invention relates to active electrode materials and to methods for the manufacture of active electrode materials. Such materials are of interest as active electrode materials in lithium-ion or sodium-ion batteries. The invention provides an active electrode material expressed by the general formula M1aM21-aM3bNb49-bO124-c-dQd.

The application discloses a titanium oxide / titanium carbide accordion-shaped composite structure and a preparation method and application thereof, and belongs to the technical field of material chemistry. The preparation method takes commercial titanium aluminum carbon (Ti3AlC2) as a raw material, obtains titanium carbide (MXene) as a precursor by using a traditional hydrofluoric acid etching method, and takes high-temperature water vapor as a surface control agent (etching agent). By controlling conditions such as the temperature and reaction time of the water vapor, an in-situ grown titanium oxide / titanium carbide accordion-shaped heterostructure material is obtained. Compared with a traditional MXene surface control method, the method is relatively environmentally friendly and clean, the reaction is simple and controllable, the operation is safe and non-toxic, the requirement for equipment is not high, and the method is expected to realize industrialization. The accordion-shaped titanium oxide / titanium carbide composite structure can be obtained by the preparation method, and has a better application prospect in secondary battery energy storage.

Provided are: a calcium-titanium composite oxide powder suitable as a filler of a resin composition; a method for producing same; and a resin composition filled with said powder, wherein the powder does not impair the fluidity of a resin when added to the resin composition and does not increase the brightness of the resin. The powder is composed of a calcium-titanium composite oxide, wherein the crystallite diameter at a crystal peak of CaTiO3 appearing at a diffraction angle 2θ in the range of 22.00-24.00° in X-ray diffraction is 60.0-98.0 nm, and the circularity of particles in the powder is 0.88 or more, the D50 diameter is 2.0-15.0 μm, and the L* value is 88.0 or less, as determined from a scanning electron microscope image. The powder can be produced by a method comprising the steps of: subjecting a titanium source to spray drying; mixing a calcium source and a spray-dried product of the titanium source; and firing the mixture at 1000-1800°C.

The present invention relates to a titanium suboxide powder that includes TiOX (wherein X is in the range of 1.50≤X≤1.75), the titanium suboxide powder including base particles that include γ-Ti3O5 and fine particles that have a smaller particle size than the base particles, the fine particles being particles that do not include Fe, Ta, Lu, Al, Nb, Sc, Zr, Hf, or W.　The present invention provides a titanium suboxide powder that has excellent blackness.

The present application relates to an anode material, and an electrochemical device and an electronic device including the anode material. The anode material includes a silicon composite substrate. In the X-ray diffraction pattern of the anode material, the highest intensity at 2θ within the range of 28.0° to 29.0° is I2, and the highest intensity at 20 within the range of 20.5° to 21.5° is I1, wherein 0<I2 / I1≤1. The anode material of the present application has good cycle performance, and the battery prepared with the anode material has better rate performance and a lower swelling rate.

A negative electrode material for secondary batteries includes a composite material. The composite material contains an active phase that is reactive with Li, and an amorphous material phase. The active phase is dispersed in the amorphous material phase, and has a particle diameter of 10 nm or less. The amorphous material phase contains elements A, O, and C, and the element A is at least one selected from the group consisting of Si, Sn, Ti, Al, and Mg.

To provide an anti-algal agent that exhibits higher anti-algal properties than conventional agents, is highly transparent, and does not impair the aesthetic appearance when applied to building exterior materials, for example. [Solution] An algal agent comprising 1) titanium oxide particles in which copper is solid-dissolved, and 2) molybdenum element or a molybdenum compound and / or tungsten element or a tungsten compound, and further comprising titanium oxide particles in which copper is not solid-dissolved; A method for preventing algae on the surface of a member, comprising the steps of applying the algae-preventing agent to the surface of the member and drying the surface of the member.

This invention discloses a precursor for a cathode material used in solid-state batteries, its preparation method, and the cathode material itself. The precursor has the chemical formula aNi. x Co y Mn z M k (OH)2@bLi3PO4·cTiO(OH)2·dAl(OH)3, satisfying specific component ratios and physicochemical parameters; preparation employs a stepwise co-precipitation method, sequentially and quantitatively coating Li3PO4, TiO(OH)2, and Al(OH)3 to achieve atomically uniform doping and coating. The cathode material is prepared by a two-step sintering of the precursor and lithium source, with the chemical formula aLiNi. x Co y Mn z M k O2@b / 3Li 1.3 Al 0.3 Ti 1.7 (PO4)3 exhibits a specific peak intensity ratio across its crystal planes. This invention can prevent the formation of impurity phases, mitigate aluminum loss, suppress structural collapse, construct efficient lithium-ion transport channels, improve interface compatibility, reduce impedance, enhance the cycle stability of solid-state batteries, and adapt to large-scale production.

A material comprising zirconium-doped lithium titanate, wherein the zirconium-doped lithium titanate contains zirconium in a concentration of 0.1-5 mol percent based on the sum of titanium and zirconium.

The invention provides a method for synthesizing a new titanium lithium ion sieve by taking a waste titanium lithium ion sieve as a raw material, and belongs to the technical field of lithium ion sieve preparation, a binder and inorganic powder in the waste lithium ion sieve are separated by using a solvent, and the solvent is used in the synthesis process of a regenerated lithium ion sieve, so that the new titanium lithium ion sieve is obtained. And the waste titanium lithium ion sieve is converted into a new lithium ion sieve with a high added value. The cyclic utilization of the organic matter and the titanium resource solves the generation of the solid waste of the waste titanium lithium ion sieve and the environmental pressure caused by the solid waste, and realizes the purposes of whole-process green recovery of the waste lithium ion sieve and turning of waste into wealth. The dependence on primary titanium ore resources and new organic materials in the titanium lithium ion sieve synthesis process is reduced, and the synthesis cost of the titanium lithium ion sieve is reduced.