11504 results about "Oxide zinc" patented technology

Particulate sorbent compositions comprising a mixture of zinc oxide, silica, alumina and a substantially reduced valence nickel are provided for the desulfurization of a feedstream of cracked-gasoline or diesel fuels in a desulfurization zone by a process which comprises the contacting of such feedstreams in a desulfurization zone followed by separation of the resulting low sulfur-containing stream and sulfurized-sorbent and thereafter regenerating and activating the separated sorbent before recycle of same to the desulfurization zone.

This invention relates to a front electrode/contact for use in an electronic device such as a photovoltaic device. In certain example embodiments, the front electrode of a photovoltaic device or the like includes a multilayer coating including at least one transparent conductive oxide (TCO) layer (e.g., of or including a material such as tin oxide, ITO, zinc oxide, or the like) and/or at least one conductive substantially metallic IR reflecting layer (e.g., based on silver, gold, or the like). In certain example instances, the multilayer front electrode coating may include one or more conductive metal(s) oxide layer(s) and/or one or more conductive substantially metallic IR reflecting layer(s) in order to provide for reduced visible light reflection, increased conductivity, cheaper manufacturability, and/or increased infrared (IR) reflection capability.

The present invention relates to Ag and RE doped nanometer zinc oxide and its preparation process and application in photocatalysis to degrade organic matter and killing bacteria. Ag, RE metals La, Ce, Pr, Nd, Sm, etc. are doped into nanometer zinc oxide to raise its photocatalytic activity in degrading harmful chemical matter and resisting bacteria. Under lighting, the doped nanometer zinc oxide has higher photocatalytic activity and higher antibacterial capacity; and in case of no lighting, it has relatively high antibacterial effect owing to the antibacterial effect one Ag, Zn, RE and other antibacterial ions. The preparation process may be an organic matter complexing process or a sprying pyrolysis process. The doped nanometer zinc oxide may be used through mixing with other material, or used as additive added into plastic, ceramic, fiber, timber, rubber, glass, cement, metal and other material to form various kinds of photocatalytic antibacterial material and product.

This invention relates to a front electrode/contact for use in an electronic device such as a photovoltaic device. In certain example embodiments, the front electrode of a photovoltaic device or the like includes a multilayer coating including at least one transparent conductive oxide (TCO) layer (e.g., of or including a material such as tin oxide, ITO, zinc oxide, or the like) and/or at least one conductive substantially metallic IR reflecting layer (e.g., based on silver, gold, or the like). In certain example instances, the multilayer front electrode coating may include one or more conductive metal(s) oxide layer(s) and one or more conductive substantially metallic IR reflecting layer(s) in order to provide for reduced visible light reflection, increased conductivity, cheaper manufacturability, and/or increased infrared (IR) reflection capability. In certain example embodiments, the front electrode acts as not only a transparent conductive front contact/electrode but also a short pass filter that allows an increased amount of photons having high energy (such as in visible and near infra-red regions of the spectrum) into the active region or absorber of the photovoltaic device.

A powder comprising silica-coated zinc oxide fine particles in which the surface of each particle is coated with silica, wherein large particles of 5 μm or more account for 0.1 mass % or less. A powder comprising surface-hydrophobicized silica-coated zinc oxide fine particles in which the silica-coated zinc oxide fine particles whose surfaces have been coated with silica are further treated with a hydrophobicity-imparting agent, wherein large particles of 5 μm or more account for 0.1 mass % or less.

The present invention relates to a surface-modified nanoscale zinc oxide, where the surface modification involves coating with an oligo- or polyethylene glycol acid. This surface-modified zinc oxide is characterized in that it forms stable dispersions in a liquid medium. In addition, the present invention relates to a process for the production of surface-modified zinc oxide, and also to a process for the production of nanoscale zinc oxide dispersions.

The invention relates to a method for preparing continuous graphen/zinc oxide composite structure in large area, which belongs to the preparation field of the novel nanometer material, and is applicable to the fields such as sensor, solar panel, novel nanometer part and the like. The method comprises the following three steps that: first step: uniformly dispersing graphen or graphene oxide in liquid phase; second step: utilizing a hydrothermal process to ensure the zinc oxide nanometer structure and the graphen two-dimensional sheet to form a continuous structure in a three-dimensional space; third step: transferring the prepared composite structure onto a substrate to be dried. The method has simple process and low device requirement since the composite structure is synthesized in the solution; the process repeatability is strong, and the process parameter can be well controlled; the prepared graphen/zinc oxide composite structure has large area and is continuous, the generated zinc oxide nanometer sheet layer, nanometer particle and nanometer line are connected with each other and intersected with each other under the effect of the graphen so as to form a continuous porous structure in the three-dimensional space.

The invention discloses a specific nanometer paint of energy-saving environment-protective typed aluminium alloy section bar (door and window), which comprises the following parts: 90-100% filming agent, 0.1-10% hardener, 0.5-8% levelling agent, 0.5-10% nanometer material, 20-50% fill and 10% hollow microball, wherein the filming agent is one or more of epoxy resin, polyester resin, acrylic acid resin, amino resin, phenol resin or alkide resin; the hardener is one or more of dicyandiamide, imidazole, dihydrazide, polybasic carboxylic acid, beta-hydroxyalkyl amide or triglycidol isocyanuric ester hardener; the levelling agent is one or more of polyacrylic resin, siliceous acryl resin, polyvinyl butyral, benzoin, hydrocastor oil, cellulose acetate butyrate or epoxy soy oil; the nanometer material is nanometer zinc oxide; the hollow micro-ball is hollow ceramic microball.

The invention provides a nano generator, a nano generator set and a self-powered system comprising the nano generator or the nano generator set. The nano generator comprises a supporting substrate, and upper and lower electrodes which are arranged at two sides of upper and lower surfaces of the supporting substrate by glue, wherein each electrode respectively comprises a zinc oxide nanowire array layer, a macromolecular insulating layer and a conductive thin film; the zinc oxide nanowire array layers vertically grow on the supporting substrate; the macromolecular insulating layers are coated on the zinc oxide nanowire array layers; the conductive thin films are arranged on the macromolecular insulating layers; and the conductive thin films form output electrodes of voltage and current of the nano generator. The self-powered system can obtain energy from very small force in an environment through utilizing the nano generator and can store most of the energy when a sensor is at a standby mode; the collected energy is used for triggering the sensor under an active mode to rapidly process and transmit data; and therefore, the self-powered system has huge potentials of application on the aspects of radio biological sensing, environment/infrastructure monitoring, sensor networks, individual electronic products, even national security.

The invention relates to a production method of once-fired super-spar ceramic tile and the ceramic tile. The production method of the once-fired super-spar ceramic tile comprises the following steps: preparing green body powder; pressing a tile body; cleaning the green body; pouring ground glaze; printing; pouring overglaze; firing a glaze body at a high temperature; polishing; performing surface treatment; performing edge polishing; and packaging to obtain a finished product, wherein the overglaze comprises the following components in parts by weight: 5 to 13 parts of quartz powder, 3 to 20 parts of potassium feldspar, 20 to 28 parts of soda feldspar, 12 to 18 parts of dolomite, 3 to 6 parts of fired talc, 3 to 8 parts of kaolin, 14 to 22 parts of calcined kaolin, 3 to 8 parts of zinc oxide, 7 to 14 parts of barium carbonate and 3 to 6 parts of grammite. According to the invention, the problems that microlite has low wear resistance and is difficult to process in the prior art are solved, and the defect of water ripples caused by the situations that fully-polished glaze absorbs dirt, bottom is easy to expose and the tile surface is uneven is also solved. The super-spar product produced with the method has the advantages that the microlite is transparent, bright and smooth like a mirror and does not absorb dirt completely; and the fully-polished glaze is light, thin and wear-resistant.

The invention provides a high-elasticity sneaker air cushion sole and a production method thereof and researches a sneaker sole with high elasticity, high wear resistance and low hardness. The high-elasticity sneaker air cushion sole comprises a phylon (MD) midsole, an air cushion and a large sole which are sequentially and fixedly connected with one another from top to bottom, wherein an ethylene-vinyl acetate copolymer (EVA) cushion piece is assembled on a heel part of the air cushion; and the material formula of the MD midsole comprises the following components in parts by weight: 40-60 parts of EVA, 0-20 parts of ethylene propylene ternary gel, 0-30 parts of polyolefin elastomer (POE), 0-10 parts of talcum powder, 2.0-4.0 parts of a foaming agent, 0.6-1.0 part of a bridging agent, 1.0-2.0 part of a zinc oxide desulfurizing agent, 0.6-1.2 parts of stearic acid, 0.5-1.0 part of zinc stearate, 0.8-1.5 parts of a flow promotor and 0.3-0.8 part of a bridging addition agent.

Dental bleaching compositions, for example in the form of liquids, gels, creams, pastes and ointments, comprising a peroxide releasing compound and from 1% to 35% by weight of a potassium-containing compound such as potassium nitrate, wherein the potassium nitrate is present in a safe and effective amount to prevent tooth hypersensitivity in the patient during the bleaching process. The potassium nitrate contemplated by the invention is compatible with peroxide yielding bleaching compounds such as peroxide, carbamide peroxide, calcium peroxide, zinc peroxide, magnesium peroxide and sodium perborate. Potassium nitrate is complimentary and synergistic with the peroxide bleaching agents contemplated by the invention and enhances the release of oxygen to the tooth enamel. Also contemplated are methods of bleaching teeth comprising application of the dental bleaching compositions of the invention.

The invention provides a preparation method of an active radical with a surface-enhanced Raman scattering (SERS) effect, belongs to the technical field of spectrum detection, and relates to the preparation technology of the SERS active radical, which is rapid, has high sensitivity and performs a low trace detection function. The preparation method is characterized in that firstly, a nano porous silicon columnar array with a large specific surface area is prepared by utilizing a hydrothermal etching technology; afterwards, a nanowire structure of an II-VI group compound semiconductor (such as zinc oxide, titanium dioxide, cadmium sulfide, cadmium selenide, cadmium telluride, and the like) by utilizing a chemical vapor deposition method; and finally, nano particles of precious metal (such as gold, silver, copper and the like) are finally prepared on the nanowire structure by using a chemical reduction method, so as to obtain an active radical material. The preparation method has a wide application prospect in the aspects of clinical biomolecular fast recognition, trace chemical substance detection, biological sample analysis, and the like. The preparation method has the advantages that the preparation process of each material is simple, the condition is mild and the repetition rate reaches 100 percent.

The invention discloses a method for preparing concavo-convex rod soil/zinc oxide nanometer composite materials, which comprises the following steps: purifying and dispersing the concavo-convex rod soil in water to prepare concavo-convex rod soil dispersion liquid; then adjusting the temperature of the concavo-convex rod soil dispersion liquid to 30 to 100 DEG C; agitating the concavo-convex rod soil dispersion liquid dispersion liquid and while adding zinc salt aqueous solution with the concentration of 0.3 to 3 mol.L<-1> and carbonate aqueous solution with the concentration of 0.3 to 2 mol.L<-1> to the concavo-convex rod soil dispersion liquid dispersion liquid; and keeping the pH value of mixed liquid within the range of 6.0 to 8.0. The prepared mixed serous fluid comprising the prepared nanometer concavo-convex rod soil and basic zinc carbonate is filtered; and a filter cake is washed by deionized water; when the electrical conductivity of filtrate is less than 300 MuS.cm<-1>, the washing is finished; and the filter bake obtained is dried at the temperature of below 100 DEG C, then baked for 1 to 10 hours at the temperature of 300 to 600 DEG C, and finally crushed. The invention is simple and has the advantages of low energy consumption and high safety; the load of the adsorbing material prepared is uniform and has good dispersibility, strong adsorbability and remarkable photo-catalyzed degradation property.

A high-temperature gas composite oxide desulfurizer and its production are disclosed. The desulfurizer consists of active component zinc oxide 33í½50% and multiple additives 31í½51% which comprises titanium dioxide, active stabilizer, surface modifier, strength reinforcer, regenerative improver and composite binder. The process is carried out by mixing active component with additives, grinding, kneading, forming, laying aside, drying, particle rectifying, calcining at 850í½1060íÒC in high-temperature furnace, and obtaining desulfurizer. It achieves better reactivity and efficiency, good abrasion resistance and regeneration. It can be used for fixed bed, fluidized bed and desulfurizing reactor of flowing bed.

The invention relates to negative-ion, far-infrared, antibacterial and anti-mite compound polyester fibers and a manufacturing method thereof. The compound polyester fibers are added with a negative-ion additive, a far-infrared additive and an antibacterial and anti-mite additive, wherein the negative-ion additive, the far-infrared additive and the antibacterial and anti-mite additive respectively account for 2%, 5% and 6% by mass in the compound polyester fibers; the negative-ion additive comprises an additive carrier and tourmaline negative-ion powder; the far-infrared additive comprises an additive carrier, Tai Chi stone powder, ZrO2 nano-powder, nano-silicon dioxide, nano-aluminum oxide, nano-manganese oxide and nano-calcium oxide; the antibacterial and anti-mite additive comprises an additive carrier, nano-Cu-ZnO compound particles, nano-titanium dioxide, nano-zinc oxide and nano-silicon dioxide; and the additive carrier is TiO2 hollow spheres.

The catalytically cracking assistant capable of lowering the sulfur content in gasoline is composite oxide including aluminum zinc spinel, homogeneously distributed zinc oxide and at least one optional RE oxide. It is prepared through roasting the mixture of laminar aluminum zinc in hdrotalcite structure and optional RE oxide hydrate. The preparation process is simple, and the assistant has the features of high dispersion, high specific surface area, etc. The assistant after being formed is mixed with conventional FCC catalyst and/or active reinforcing assistant for application in catalytically cracking process, and has the function of lowering the sulfur content in gasoline and excellent hydrothermal stability.

A process for fabricating at least one semiconductor layer of an electronic device including: performing on a composition including a hydrolyzable zinc compound a number of activities including: (a) hydrolyzing at least a portion of the hydrolyzable zinc compound to form zinc oxide; (b) liquid depositing; and (c) optionally heating, wherein the activities (a), (b), and (c) are each accomplished a number of times in any effective arrangement, resulting in the at least one semiconductor layer comprising the zinc oxide.

The invention discloses a method for reclaiming zinc oxide in treating zincky powder dust in a rotary hearth furnace. The zincky powder dust, coal and flux are mixed, then are subjected to briquetting and drying, are transported to the rotary hearth furnace and are subjected to direct reduction; zinc in the powder dust is reclaimed from exhaust gas; and a feed block of which zinc is removed is directly reduced through the rotary hearth furnace and is subjected to cooling or briquetting for use. The method has wide applicability to zincky materials, can farthest utilize resource reasonably, has low requirement on the thermal value of fuels, high temperature of flue gas and high zinc extraction rate; and the treated powder dust is changed into direct reduced iron for comprehensive utilization.

The invention relates to a pair of soles and particularly relates to a pair of soles of ejection foamed rubber-plastic sports shoes and a manufacturing method of the soles. The pair of soles of the ejection foamed rubber-plastic sports shoes consists of the following raw materials: an ethylene-vinyl acetate copolymer, an ethylene-octene copolymer, a hydrogenated styrene-butadiene-styrene block copolymer, an ethylene propylene diene monomer, polysiloxane resin, talcum powder, stearic acid, zinc stearate, zinc oxide, dicumyl peroxide, azobisformamide and masterbatch. The manufacturing method comprises the steps of: mixing the dicumyl peroxide and an azo foaming agent for later use, mixing other raw materials and then pouring into an internal mixer for first-stage internal mixing, then adding a mixture of the dicumyl peroxide and the azo foaming agent for second-stage internal mixing to obtain an internally mixed mixture, thinning the mixture on a roller machine, conveying the material which is evenly mixed by the roller machine into a granulator for granulation, proportioning aggregates after granulation according to set ratios, injecting the aggregates into a shoe mould by using an injection molding machine for molding, and sizing the molded soles into foamed profile products by using an incubator.

Disclosed is a make-up composition comprising by weight: from about 1% to about 20% of a sebum solidifying powder comprising a base substance having a hydroxyapatite coated on the base substance, and a zinc oxide fixed to the coating layer of the hydroxyapatite, wherein the zinc oxide is from about 15% to about 25% by weight of the sebum solidifying powder; from about 1% to about 10% of an inorganic oil absorbing powder having an oil absorbency of at least about 200 ml/100 g wherein the weight ratio of the sebum solidifying powder to the inorganic oil absorbing powder is from about 1:1.5 to about 20:1; and a suitable carrier.