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301 results about "Nanostructured titanium" patented technology

Biocompatible Coated Nanostructured Titanium Surfaces

Bioactive molecules have been coated on nanotubular structured titanium substrates by molecular plasma deposition. The coatings promote cell adhesion and are particularly suited for orthopedic implants that provide improved bone cell adhesion and new tissue growth. Nanodimensional features on titanium substrates are engineered using electrochemical anodization techniques. The nanostructured surfaces provide superior support for a wide selection of polypeptide coatings.
Owner:METASCAPE

Hydroxyapatite coated nanostructured titanium surfaces

Nanotubular structured titanium (Ti) substrates have been coated with nanoparticulate hydroxyapatite (nano-HA). The nano-HA surface is highly adherent to the nanotubular Ti surface and is free of microparticles. The nano-HA coated nanotubular Ti surface promotes osteoblast cell adhesion and is particularly suitable for orthopedic and dental implants where deposition of osteoblasts and other proteins is important in bone formation.
Owner:METASCAPE

Nanoscale lithium titanate compound and preparation method thereof

The invention relates to a nanoscale lithium titanate compound and a preparation method thereof. The nanoscale lithium titanate compound is prepared by following steps: a lithium compound, a titanium compound and a doped element compound are mixed according to a molar ratio of 0.75-0.80:1:0:0.05 of Li to Ti to doped elements so as to form a mixture A; the mixture A and a complexing agent are mixed according to a weight ratio of 1:0.1-10 and dissolved in water to form a mixture B; and the mixture B and a carbon nanotube dispersion C are mixed to form the nanoscale lithium titanate compound coated by carbon nanotubes with a nanoscale grain size. The preparation method comprises the following steps: mixing the mixture B and the carbon nanotube dispersion C; heating an obtained mixture in nitrogen at 100-200 DEG C for 1-2 hours to obtain gel; and sintering the obtained gel in inert atmosphere at 500-1,000 DEG C for 5-48 hours to obtain the powdered lithium titanate compound. The lithium titanate compound is nanoscale lithium titanate coated by the carbon nanotubes, has fine and even grain and high purity and has the characteristics of higher charge and discharge capacity, good rate discharge performance, good cycle performance and good safety performance, and the like, thus the lithium titanate compound is an ideal anode material for manufacturing a lithium ion battery.
Owner:SHENZHEN DYNANONIC

Nanostructured titanium oxide material and its synthesis procedure

Nanomaterials of the JT phase of the titanium oxide TiO2-x, where 0≦x≦1 having as a building block a crystalline structure with an orthorhombic symmetry and described by at least one of the space groups 59 Pmmn, 63 Amma, 71 Immm or 63 Bmmb. These nanomaterials are in the form of nanofibers, nanowires, nanorods, nanoscrolls and / or nanotubes. The nanomaterials are obtained from a hydrogen titanate and / or a mixed sodium and hydrogen titanate precursor compound that is isostructural to the JT crystalline structure. The titanates are the hydrogenated, the protonated, the hydrated and / or the alkalinized phases of the JT crystalline phase that are obtained from titanium compounds such as titanium oxide with an anatase crystalline structure, amorphous titanium oxide, and titanium oxide with a rutile crystalline structure, and / or directly from the rutile mineral and / or from ilmenite. The titanates are submitted to dynamic thermal treatment in an inert, oxidizing or reducing atmosphere to produce the JT phase of the TiO2-x, where 0≦x≦1 with an orthorhombic structure.
Owner:INST MEXICANO DEL GASOLINEEO

Light catalyzed coating modified by nitrogen dopen Nano titanium dioxide and preparation method

InactiveCN1696228AImprove efficiencyGood bactericidal and antibacterial effectCoatingsUltravioletTitanium oxide
A nitrogen doped nano-TiO2 modified photocatalytic paint with low content of volatile VOC, and high ultraviolet shielding-absorbing and antibacterial effect is prepared from silicic acrylate emulsion, nitrogen doped nano-TiO2, ordinary nano-TiO2, titanium oxide powder, kaolin, heavy and light calcium carbonate, wallastonite powder, assistant, water, ammonia water, defoaming agent and antimildew agent through proportional mixing, stirring and filtering.
Owner:UNIV OF SCI & TECH BEIJING

Method of modifying surface biocompatibility of a titanium medical implant

ActiveUS10961614B1Improve titanium biocompatibilityImprove mechanical propertiesBiocompatibilityNanostructure
A method of producing medically applicable nanostructured titanium with improved mechanical properties includes performing an equal-channel angular pressing (ECAP) and subsequently performing a surface mechanical attrition treatment (SMAT). By performing the ECAP processing on a titanium sample, an ultrafine grained structure is obtained. The ultrafine grained structure may improve the biocompatibility and mechanical properties of pure titanium. When the SMAT processing is performed on the ultrafine grained structure, a nanostructured surface may be obtained. The SMAT processing may be used to enhance the strength of pure titanium to be used in medically applicable implants.
Owner:PRINCE MOHAMMAD BIN FAHD UNIV

Nanocomposite road marking coating material

The invention discloses a nanocomposite road marking coating material. The nanocomposite road marking coating material comprises the following ingredients in parts by weight: 20-30 parts of glass powder, 6-10 parts of aluminum oxide powder, 50-80 parts of filler, 30-40 parts of epoxy resin, 15-20 parts of aqueous epoxy modified acrylate, 15-20 parts of glass micro-beads, 10-20 parts of chitin, 15-20 parts of chitosan, 20-40 parts of nano titanium white, 15-20 parts of nano zinc oxide, 10-15 parts of nano-silica, 2-4 parts of 25wt% ammonia water, 30-40 parts of acrylic emulsion and 15-20 parts of nano rare-earth self-luminous material. The invention further discloses a preparation method of the nano coating material. The nanocomposite road marking coating material disclosed by the invention is high in drying speed and long in service life, is wear-resistant and anti-fouling and has a bacterium resisting effect, and nano-materials or nano-structured ingredients are introduced into an organic coating material, so that organic and inorganic matched compositing or hybridization is realized. The advantages of organic polymers and inorganic-structured ingredients are integrated, so that the properties of the coating material are obviously improved.
Owner:句容亿格纳米材料厂

Process using compact embedded electron induced ozonation and activation of nanostructured titanium dioxide photocatalyst for photocatalytic oxidation

A reactor produces a surface corona for emitting UV light and for the production of ozone by passing air or oxygen through the surface corona. The emitted UV light activates a photocatalyst coated on a surface facing a surface with embedded electrodes which generate the surface corona. The photocatalyst is a thin film of nanoparticle TiO2 with primary particle size of 0.02 to 0.2 μm was deposited on a substrate by a flame aerosol method. The method combines ozonation and photocatalysis to provide effective and efficient oxidation of alcohols and hydrocarbons to value added products. The method can also be used for air and water cleaning.
Owner:ENVIRONMENTAL PROTECTION AGENCY US

Selective adsorbent material and its use

An adsorbent composition comprising a nanostructured titanium oxide material of the formula TiO2−, where 0≦x≦1 with nanotubular and / or nanofibrilar morphology, high oxygen deficiency, having an orthorhombic JT crystalline phase described by at least one of the space groups 59 Pmmn, 63 Amma, 71 Immm or 63 Bmmb, and comprising between 0 and 20 weight percent of a transition metal oxide is used for the selective adsorption of nitrogen compounds and / or sulfur compounds from light and intermediate petroleum fractions.
Owner:INST MEXICANO DEL GASOLINEEO

Antibacterial sanitary ceramic and preparation method thereof

The invention relates to antibacterial sanitary ceramic and a preparation method thereof and belongs to the technical field of ceramic production. The ceramic comprises components in parts by weight as follows: 70-90 parts of ceramic clay, 5-10 parts of quartz, 5-10 parts of potassium feldspar, 0.001-0.003 parts of nano-silver, 0.001-0.003 parts of nano silicon oxide, 0.001-0.003 parts of nano aluminium oxide, 0.001-0.003 parts of nano titanium, 1-5 parts of frit, 0.5-1 part of kaolin, 0.01-0.03 parts of zinc oxide, 0.01-0.05 parts of zircon powder, 0.01-0.05 parts of silver nitrate and 0.01-0.05 parts of calcium fluoride. The preparation method of the antibacterial sanitary ceramic specifically comprises the steps as follows: molding bodies, preparing glazes, glazing and calcining. The antibacterial sanitary ceramic has the good antibacterial performance and is low in manufacturing cost, smooth, glossy and, attractive and elegant in appearance.
Owner:GUANGDONG TREND GROUP

Carbon-coated nano lithium titanate composite material as well as preparation method and application thereof

The invention discloses a carbon-coated nano lithium titanate composite material and a preparation method thereof. The preparation method comprises the following steps: 1, preparing nano lithium titanate, namely, respectively preparing micro emulsions of a lithium source and a titanium source, mixing the two types of micro emulsion, standing, centrifuging, alternatively washing with an organic solvent and water, drying, and performing high-temperature calcinations; 2, performing carbon coating on nano lithium titanate, namely, preparing a solution from an organic carbon source, adding lithium titanate granules prepared in the step 1 into the solution, performing ultrasonic dispersion, performing hydrothermal reaction, cooling after the reaction, alternatively washing with the organic solvent and water, filtering, and drying, thereby obtaining the carbon-coated nano lithium titanate composite material. Refining of lithium titanate can be achieved through a micro emulsion method, the solution can be prepared from the carbon source, and carbon coating of the nano lithium titanate can be achieved through hydrothermal reaction, so that a conductive carbon network which is uniform and dense in combination can be formed on the surface of lithium titanate, the conductivity and the large-power charge / discharge property of an electrode material are remarkably improved, and the carbon-coated nano lithium titanate composite material can be used for preparing lithium ion electric containers and lithium ion batteries.
Owner:SOUTH CHINA NORMAL UNIVERSITY

Multi-prevention EPDM rubber coating and preparation technology thereof

The invention discloses a multi-prevention EPDM rubber coating and a preparation technology thereof, and raw materials of the coating comprises the following components in proportion by weight: 60-80 of EPDM rubber, 8-12 of teflon resin, 15-25 of SBR, 50-70 of terpene resin, 50-70 of SBS, 4-6 of anti-aging dispersing additives, 15-25 of nanometer calcium carbonate, 4-8 of basic magnesium carbonate, 6-10 of nanometer titanium white, 15-25 of nearsphere silicon micro-powder and 450-550 of solvent. The multi-prevention EPDM rubber coating has the functions of waterproofness, anti-corrosion, inflaming retarding, dust prevention and self-cleaning, the formula constitution is reasonable and can realize homogenous stability of long-term storage, the formula constitution is simple, the raw material proportion is reasonable, thus the defect that padding is easy to separate from rubber component in the coating is eliminated. The preparation technology of the multi-prevention EPDM rubber coating is simple and is suitable for industrial production.
Owner:北京立高科技股份有限公司 +1

Method of tunning wettability of titanium dioxide layers against water

The present invention relates to a method of tunning wettability of titanium dioxide layers against water by nanostructuring the titanium dioxide layers to increase a hydrophilicity of the titanium dioxide layers, and also coating the nanostructured titanium dioxide layers with silane layers to increase a hydrophobicity of the titanium dioxide layers. The method of tunning wettability of titanium dioxide layers against water according to the present invention comprises: (a) step of forming titanium dioxide layer on a substrate; (b) step of forming silica particle layers on the upper part of the titanium dioxide layer; (c) step of etching a surface of the laminate prepared in step (b); and (d) step of removing the silica particle layer etched and remained in the step (c).
Owner:KOREA ADVANCED INST OF SCI & TECH

Environment-friendly anti-cracking waterproof agent for concrete and preparation method thereof

The invention discloses an environment-friendly anti-cracking waterproof agent for concrete and a preparation method thereof. The anti-cracking waterproof agent comprises the following raw materials in percentage by weight: 1%-3% of graphite phase carbon nitride nanosheets, 5%-20% of modified ardealite powder, 10%-30% of ultrafine lithium slag powder, 5%-10% of nano titanium dioxide, 5%-15% of bauxite, 20%-50% of modified bentonite, 5%-15% of a magnesium oxide expanding agent, 1%-5% of zirconium silicone, 5%-15% of an organosilicon water repellent, 0.5%-2% of high alkali resistant water absorbent resin, and 1%-5% of a polycarboxylic acid water reducer. the waterproof agent provided by the invention not only can improve the pore structure of concrete, improve the compactness of concrete andenhance the impermeability of concrete, but also can reduce the risk of shrinkage cracking of concrete by utilizing the micro-expansion characteristic, and improves the crack resistance of concrete under the synergistic action of the waterproof agent and an alkali-aggregate reaction inhibition component; by utilizing the excitation effect of the nano titanium dioxide on the graphite-phase carbonnitride nanosheet, the nano titanium dioxide shows efficient photocatalytic performance under natural light, can effectively degrade harmful components such as nitric oxide in the air, and plays a positive role in purifying the environment.
Owner:重庆源锦锦兴新材料科技有限公司

Nanostructured titanium-based compositions and methods to fabricate the same

Provided herein are methods for the controlled, independent modification of the surface of titanium-based materials and compositions generated thereby. The methods allow for the alteration of multiple surface characteristics including generation of precise nanostructures, morphology, crystallography and chemical composition for increased biocompatibility, for example, osseointegration, osseoconduction, cell adhesion, cell proliferation, mechanical properties (e.g. elasticity, modulus, surface texture, porosity), hydrophobicity, hydrophilicity, steric hindrance, anti-inflammatory properties and / or anti-bacterial properties.
Owner:THE BOARD OF TRUSTEES OF THE UNIV OF ILLINOIS

High-adhesion nano surface paint with low covered thickness for high-grade vehicle and its preparing process

A high-adhesion and low-thickness nano-class finish paint for high-grade automobile is prepared from nano-class powder of Ti, Ni, Al, or diamond through mixing with amorphous carbon powder, coating with coupling agent, and proportionally adding it to the acrylic-type, polyurethane-type, or acrylic-polyurethane paint of automobile. Its advantages are high hardness, adhesion, weatherability, lustreand antiwear and anti-impact performance.
Owner:姜荃

A composite material modified with nanometer calcium carbonate and used for valve sealing and a preparing method thereof

A composite material modified with nanometer calcium carbonate and used for valve sealing is disclosed. The composite material comprises 60-80 parts by weight of the nanometer calcium carbonate, 20-35 parts by weight of nanometer ceramic powder, 15-20 parts by weight of nanometer titanium dioxide, 20-30 parts by weight of nanometer silicon carbide, 10-18 parts by weight of boron carbide, 6-10 parts by weight of nanometer bentonite, 5-8 parts by weight of talcum powder, 25-30 parts by weight of polytetrafluoroethylene, 20-30 parts by weight of polyurethane resin, 12-16 parts by weight of sodium carboxymethylcellulose, 8-12 parts by weight of glycerol, 8-10 parts by weight of linear type phenol formaldehyde resin and a plurality of auxiliary agents. The composite material can form a dense and hard coating on the surface of a metal valve and plays roles of high strength, high wear resistance, high-temperature resistance, corrosion resistance and ageing resistance, thus improving sealing performance of the valve, effectively prolonging the service lifetime of the metal vale, and broadening the using range of the metal valve.
Owner:厦门市万旗科技股份有限公司

Odorless ethylene propylene diene monomer rubber waterproof coating and preparation method thereof

The invention provides a odorless ethylene propylene diene monomer (EPDM) rubber waterproof coating and a preparation method thereof. The coating comprises the following dry materials by the total mass parts of the coating: 80-120 parts of EPDM rubbers, 25-35 parts of SBR, 50-70 parts of SBS, 50-70 parts of terpene resins, 3-7 parts of nanometer zinc oxide, 45-65 parts of nanometer calcium carbonate, 4-10 parts of nanometer titanium dioxide, 155-215 parts of odorless solvent and 200-300 parts of non-toluene solvent. Three kinds of nanoparticles are added to the coating, and through scientific proportioning, the fillers can be uniformly dispersed in the solvents with the rubbers, thus solving the precipitation problem of the coating and greatly improving intermixing. The content of solid in the coating is improved from 40% to 48%, thus the coating is easy to be thicker during construction. The waterproof coating also has the functions of ozone decomposing, sterilizing and self-cleaning. After the odorless solvent is added, the product has the characteristic of odorlessness and is more environment-friendly, and the quality of the product is further ensured.
Owner:北京立高科技股份有限公司

High capacity electrode materials for batteries and process for their manufacture

The present invention provides a nanostructured metal oxide material for use as a component of an electrode in a lithium-ion or sodium-ion battery. The material comprises a nanostructured titanium oxide or vanadium oxide film on a metal foil substrate, produced by depositing or forming a nanostructured titanium dioxide or vanadium oxide material on the substrate, and then charging and discharging the material in an electrochemical cell from a high voltage in the range of about 2.8 to 3.8 V, to a low voltage in the range of about 0.8 to 1.4 V over a period of about 1 / 30 of an hour or less. Lithium-ion and sodium-ion electrochemical cells comprising electrodes formed from the nanostructured metal oxide materials, as well as batteries formed from the cells, also are provided.
Owner:UCHICAGO ARGONNE LLC

Non-radiative ceramic tile and preparation method thereof

The invention discloses a non-radiative ceramic tile and a preparation method thereof. The ceramic tile is prepared from the following raw materials in parts by weight: 30-40 parts of river sand, 25-35 parts of pyrophyllite, 16-22 parts of dolomite, 10-15 parts of desulfurized gypsum, 15-20 parts of a calcium magnesium powder, 5-10 parts of aluminum dihydrogen phosphate, 11-19 parts of pitchstone, 3-7 parts of nano titanium dioxide, 22-36 parts of modified clay, 10-15 parts of cullet, 12-18 parts of heavy barium sulfate, 10-15 parts of a bamboo charcoal powder, 8-14 parts of a germanite powder, and 5-10 parts of sawdust. The heavy barium sulfate, the bamboo charcoal powder, the germanite powder and other components in the ceramic tile are in mutual synergic effect, so that radioactive rays harmful to human bodies can be absorbed, and damages caused by the radioactive rays are avoided. The prepared ceramic tile has the advantages of light weight, high strength, good weathering resistance, low water absorption rate, strong corrosion resistance, no radiation, safety, environmental protection, durable service, and broad application prospects.
Owner:安徽省亚欧陶瓷有限责任公司

Biocompatible implants made of nanostructured titanium with antibacterial properties

A new titanium-based implant is disclosed, which is formed by a titanium coating manufactured with biomaterials with applications in osseous implantology. The nanotopographical characteristics of these implants inhibit bacterial adhesion and the formation of a bacterial biofilm on the surface, whilst simultaneously presenting suitable properties for the adhesion, stretching and proliferation of bone-forming cells. Moreover, the invention comprises a method for manufacturing the implant by means of oblique-incidence techniques and the use thereof in osseous implantology.
Owner:UNIV COMPLUTENSE DE MADRID +1

Waterproof paint, and preparation method thereof

The invention discloses a waterproof paint, and a preparation method thereof. The waterproof paint comprises, by weight, 35 to 50 parts of a grafted type polyether polyol, 8 to 15 parts of alumina silicate powder, 8 to 12 parts of benzoyl peroxide, 2 to 5 parts of phosphoric acid, 5 to 8 parts of Diphenyl-methane-diisocyanate, 5 to 8 parts of dicapryl phthalate, 1 to 3 parts of polyether modifiedpolysiloxane antifoaming agent, 5 to 8 parts of nanometer titanium dioxide powder, 3 to 5 parts of hydroquinone, 2 to 5 parts of UV-531, 1 to 3 parts of 1,2-Benzisothiazolin-3-one, and 1 to 3 parts of4-hydroxy benzenesulfonic acid. The waterproof paint is capable of increasing physical properties such as tensile strength and tearing strength, improving the performance such as adhesiveness, mildewresistance, bacterinertness, weatherability, wear resistance, flame resistance, chemical medium resistance, and ultraviolet ray resistance, is excellent in physical properties, high in anchoring strength, and convenient in construction, is friendly to the environment, is capable of saving energy, and is durable.
Owner:南宁马瑞娜装饰工程有限公司

Manganese, nickel and titanium lithium ion battery and preparation method thereof

The invention relates to a lithium ion battery mainly taking manganese, nickel and titanium as anode and cathode materials and aluminum foils as anode and cathode collectors, and a preparation method thereof. In the manganese, nickel and titanium lithium ion battery, a cathode consists of lithium manganate, a ternary composite material, other solid mixtures of the cathode, and a cathode solvent; and the anode consists of nano lithium titanate, other solid mixtures of the anode, and an anode solvent. Compared with the prior art, the novel lithium ion battery has the advantages of strategically long service life, good electrical property, low cost, safety and environmental friendliness; and the prepared batteries are soft package and steel shell lithium ion batteries and polymer lithium ion batteries.
Owner:河南力旋科技股份有限公司

Chemical wastewater treatment material

A chemical wastewater treatment material comprises, by weight, 6-14 parts of ferrous chloride, 3-9 parts of ammonium hydroxide, 7-14 parts of PC (poly carbonate), 4-10 parts of sodium dihydrogen phosphate, 3-11 parts of bacillus subtilis, 6-13 parts of sodium thiosulfate, 8-13 parts of nano titanium dioxide, 4-8 parts of activated carbon, 2.5-9 parts of nano deodorants, 8-14 parts of activator citric acid, 3-10 parts of citric acid, 8-10 parts of sorbitan sesquioleate, 2.5-6 parts of lavender oil, 1.2-4 parts of sodium hexametaphosphate and 9-17 parts of sepiolite. The chemical wastewater treatment material has the advantages that acid and alkaline substances in water can be well neutralized, dissolved oxygen rate of the water can be improved, and water eutrophication can be reduced.
Owner:QINGDAO ENGAO MOTION CONTROL TECH

Novel anti-formaldehyde night light printing ink

The invention discloses a novel anti-formaldehyde night light printing ink with an anti-formaldehyde function and a night light function. The novel anti-formaldehyde night light printing ink is composed of: 5-10% of a vinyl acetate-acrylic emulsion, 5-10% of styrene-acrylic emulsion, 5-10% of titanium dioxide, 3-5% of bamboo charcoal powder, 1-5% of nano titanium, 3-5% of fluorescent powder, 1% of silver nitrate, 1% of ethanol, and 70-75% of distilled water.
Owner:SHANGHAI DONGSHEN ELECTRONICS TECH

Nanostructured titanium monoboride monolithic material and associated methods

A nanostructured monolithic titanium boride (TiB) material and methods of forming such a material are disclosed and described. This material has a room-temperature four-point flexural strength about three times that of commercially available titanium diboride (TiB2). The achievement of nanostructured internal microstructural arrangement having a network of interconnected titanium monoboride whiskers affords a very high strength to this material above some of the best ceramic materials available in the market. The material contains a small amount of titanium, but it is largely made of TiB phase with substantially no TiB2. The nanostructured monolithic titanium boride material can be formed by high temperature processing of a powder precursor having carefully selected weight and size distributions of titanium and titanium diboride powders. Potential applications of this material can include wear resistant components such as die inserts for extrusion dies, nozzles, armor, electrodes for metal refining etc. An important advantage of TiB over other hard ceramics is that TiB can be cut by electro-discharge machining (EDM) without difficulty, unlike most ceramics.
Owner:UNIV OF UTAH RES FOUND
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