This page is updated frequently with new Phosphoric Acid-related patent applications.
|Liquid composition for cleaning semiconductor device, cleaning semiconductor device, and fabricating semiconductor device|
[solution] a liquid cleaning composition of the present invention used for fabricating a semiconductor device comprises hydrogen peroxide at 1-30% by mass, potassium hydroxide at 0.01-1% by mass, aminopolymethylene phosphoric acid at 0.0001-0.01% by mass, a zinc salt at 0.0001-0.1% by mass and water.. .
|Recovery of gold and/or silver from scrap|
Gold and silver are recovered selectively such that gold and silver are separated from non-silver and non-gold material within the scrap. Gold and silver are recovered from scrap material using mixtures of acids, in some instances.
Greene Lyon Group, Inc.
|Liquid composition for cleaning semiconductor device, cleaning semiconductor device, and fabricating semiconductor device|
[solution] a liquid cleaning composition of the present invention used for fabricating a semiconductor device comprises hydrogen peroxide at 1-30% by mass, potassium hydroxide at 0.01-1% by mass, aminopolymethylene phosphoric acid at 0.0001-0.05% by mass, a compound having a group 13 element at 0.00005-0.5% by mass and water.. .
|Nanoparticle-containing solution and use thereof|
A nanoparticle-containing solution comprising nanoparticles of a metal oxide, and a solution obtained by dissolving, in an organic solvent, a phosphoric acid ester and a reactive group-containing carbonyl compound as hydrophobic treatment agents, the phosphoric acid ester having an alkylene oxide chain, and an alkyl group or allyl group at an end, and the reactive group-containing carbonyl compound having at least a vinyl group and a carboxyl group or cyclic ester group, and having a solubility parameter calculated by fedors' method of 10.0 to 12.5.. .
Sekisui Plastics Co., Ltd.
|Method of treating an acid effluent containing phosphoric acid|
A method of treating an acid effluent including phosphoric acid in accordance with various embodiments may include: providing an acid effluent including phosphoric acid; adding a base and silicon particles from a further effluent to the acid effluent including phosphoric acid so that a mixture is obtained and a solid content is formed; separating from the mixture a solid content including silicon and a salt resulting from a reaction of the base with the acid, so that a clarified effluent can be rejected in the environment and a filter press cake can be obtained and further used as additive for concrete.. .
Infineon Technologies Ag
|Method for processing oxygen from carbon dioxide aboard human spacecrafts and methane from carbon dioxide and oxide minerals found on mars and other celestial bodies|
Method suitable for production of oxygen and methane from carbon dioxide and oxide minerals transported aboard human-occupied spacecraft or found on mars or other celestial bodies with use of dodecatungstophosphoric acid, which is regenerated with the use of acids such as phosphoric acid and hydrochloric acid, which is then mixed with sodium tungstenate. Embodiment using a hydrogenated large complex polymer formed of polycarbonate and po4w12o36..
|Fuel cell manifold including a coating to reduce the possibility of an electrical short|
An illustrative example fuel cell manifold includes a manifold structure having at least one surface situated where the surface may be exposed to phosphoric acid. The surface has a coating that reduces a possibility of an electrical short between the manifold and the fuel cell stack adjacent the manifold if that surface is exposed to phosphoric acid during fuel cell operation..
|Method and dynamic control of the temperature of a wet etch process|
A method for controlling the temperature profile of phosphoric acid process over a wafer surface through the dynamic control of radial dispensing of sulfuric acid at a selected temperature, which includes providing a substrate with a layer formed thereupon; dispensing a first chemical and second chemicals onto the layer while adjusting at least one parameter of the second chemical dispense to vary the etch rate across a region of the substrate.. .
Tokyo Electron Limited
|Metal oxide particle dispersion for manufacturing particulate magnetic recording medium, manufacturing magnetic layer-forming composition of particulate magnetic recording medium and manufacturing particulate magnetic recording medium|
The metal oxide particle dispersion for manufacturing a particulate magnetic recording medium contains metal oxide particles, solvent, and a polyester compound having one or more groups selected from the group consisting of a carboxyl group and a salt thereof, a phosphoric acid group and a salt thereof, a hydroxyl group and a nitrogen-substituted alkylene group, but substantially not containing ferromagnetic powder.. .
|Producing calcium phosphate compositions|
The disclosure features methods that include obtaining a first calcium hydroxide solution that includes a first concentration of calcium ions and a second calcium hydroxide solution that includes a second concentration of calcium ions, adding a phosphoric acid solution to the first calcium hydroxide solution to generate a combined solution featuring an aqueous suspension of calcium dihydrogen phosphate particles, and adding the second calcium hydroxide solution to the combined solution to form a product solution that includes an aqueous suspension of particles of a calcium phosphate composition.. .
Clean World Technologies Ltd.
Pre-vaporization formulation for controlling acidity in an e-vaping device
A pre-vaporization formulation for an e-vaping device includes a vapor former, optionally water, nicotine, nicotine bitartrate and an acid. The ph of the pre-vaporization formulation is between about 4 and about 6.
Altria Client Services Llc
Natural beverage products and methods for making the same are disclosed. The natural beverage products comprise a non-nutritive sweetener comprising rebaudioside a, a sweetening amount of rebaudioside d, and at least one of tagatose and erythritol, and an acidulant comprising lactic acid, tartaric acid and citric acid and no phosphoric acid..
The Concentrate Manufacturing Company Of Ireland
Method of forming polysilicon gate structure in image sensor device
A method of fabricating polysilicon gate structure in an image sensor device includes depositing a gate dielectric layer on a surface of a substrate. Then a polysilicon layer is deposited over the gate dielectric layer.
Taiwan Semiconductor Manufacturing Co., Ltd.
Exploded biomass based slow-release fertilizer
A fertilizer product comprising an acid-carbonized microporous matrix derived from expanded biomass and a fertilizer reaction product of residual acid from the carbonizing process and at least one added fertilizer precursor. The biomass may include steam exploded wood powder.
Method for purifying phosphoric acid
Iv) separating the phosphoric acid from the heavy phase.. .
Bonding material and bonding method using same
A bonding material includes: fine silver particles having an average primary particle diameter of 1 to 50 nm, each of the fine silver particles being coated with an organic compound having a carbon number of not greater than 8, such as hexanoic acid; silver particles having an average primary particle diameter of 0.5 to 4 μm each of the silver particles being coated with an organic compound, such as oleic acid; a solvent containing a primary alcohol solvent and a terpene alcohol solvent; and a dispersant containing a phosphoric acid ester dispersant (or a phosphoric acid ester dispersant and an acrylic resin dispersant), wherein the content of the fine silver particles is in the range of from 5 wt % to 30 wt %, and the content of the silver particles is in the range of from 60 wt % to 90 wt %, the total content of the fine silver particles and the silver particles being not less than 90 wt %, and wherein the bonding material further includes a sintering aid of a monocarboxylic acid having an ether bond.. .
Dowa Electronics Materials Co., Ltd.
Lubricant composition containing an antiwear agent
The invention provides a lubricant composition comprising an oil of lubricating viscosity and 0.01 wt % to 15 wt % of a (thio)phosphoric acid salt of an n-hydrocarbyl-substituted gamma-(γ-) or delta-amino(thio)ester. The invention further relates to a method of lubricating a mechanical device with the lubricant composition..
The Lubrizol Corporation
Accelerator for hydraulic binding agents with long processing time and very early strength
The present invention relates to an accelerator for hydraulic binding agents, comprising at least one phosphoric acid ester of a multivalent alcohol and at least one calcium compound. The accelerator according to the invention is capable of producing a very fast-curing mortar or concrete composition which has a high early strength and, nevertheless, very favourable processing properties and thus allows early dismantling or early loading and does not cause any losses in the final strength..
Sika Technology Ag
Method for controlling work time for forming shape of biphasic self-setting calcium phosphate
[solution] a method for controlling the work time for forming the shape of biphasic sscp in which the moldable work time from the start of kneading to the setting of the kneaded material is adjusted to within a range of from 10 seconds to 600 seconds by kneading a biphasic sscp powder and biphasic sscp liquid, the biphasic sscp powder comprising tetracalcium phosphate and α-tricalcium phosphate and the biphasic sscp liquid comprising a phosphoric acid aqueous solution containing a calcium component.. .
Sulfide solid-state cell
A rechargeable sulfide solid-state cell. The sulfide solid-state cell may include: a cathode active material layer containing at least one kind of cathode active material selected from licopo4 and lifepo4; an anode active material layer; a sulfide-based solid electrolyte layer containing a sulfide-based solid electrolyte and being disposed between the cathode active material layer and the anode active material layer; and a blocking layer containing at least one kind of phosphoric acid compound with a nasicon structure, covering at least a part of the surface of the cathode active material and/or the surface of the sulfide-based solid electrolyte, being disposed between the cathode active material layer and the sulfide-based solid electrolyte layer, and being configured to prevent the cathode active material layer from contact with the sulfide-based solid electrolyte layer, the phosphoric acid compound being selected from latp and lagp..
Toyota Jidosha Kabushiki Kaisha
Flame-retardant thermoplastic polyurethane
The present invention relates to compositions comprising at least one thermoplastic polyurethane, at least melamine cyanurate, at least one first phosphorus-containing flame retardant (f1) selected from the group consisting of derivatives of phosphoric acid and derivatives of phosphonic acid and at least one further phosphorus-containing flame retardant (f2) selected from the group consisting of derivatives of phosphinic acid, and to the use of such a composition for production of cable sheaths.. .
Gas diffusion substrate
A process for preparing gas diffusion substrate including a non-woven fibre web, thermally conductive materials and a carbonaceous residue, wherein the thermally conductive materials and carbonaceous residue are embedded within the non-woven fibre web and wherein the thermally conductive materials have a maximum dimension of between 1 and 100 μm and the gas diffusion substrate has a porosity of less than 80% is disclosed. The substrate has particular use in phosphoric acid fuel cells..
Technical Fibre Products Ltd
Substrate treating apparatus and treating substrate
A substrate treating apparatus and a method of treating a substrate, the apparatus including a substrate treater that treats a substrate using a chemical solution, the chemical solution including a phosphoric acid aqueous solution and a silicon compound; and a chemical solution supplier that supplies the chemical solution to the substrate treating unit, wherein the chemical solution supplier includes a concentration measurer that measures concentrations of the chemical solutions, the concentration measurer including a first concentration measurer that measures a water concentration of the chemical solution; and a second concentration measurer that measures a silicon concentration of the chemical solution.. .
Samsung Electronics Co., Ltd.
Substrate treatment apparatus, substrate treatment method, and etchant
A substrate treatment apparatus according to an embodiment includes a treatment part, a cyclic path, a heater, and a first injector. The treatment part is supplied with an etchant containing phosphoric acid and a silica deposition suppressor, and brings a substrate having a silicon nitride film on a surface thereof into contact with the etchant to remove the silicon nitride film from the substrate.
Kabushiki Kaisha Toshiba
Carboxylic acid derivatives and use thereof in the preparation of prodrugs
R2 and r3 are each independently h, alkyl, cycloalkyl, or a protecting group for amino; m is 0, 1, 2, or 3; a is an acid; w2 is coor4, opo(or4)2, or po(or4)2; r4 is h, or a protecting group for carboxyl or hydroxyl in phosphoric acid.. .
Polymeric microparticles as filtration and/or clarifying aids in phosphoric acid production
Processes for enhancing filtration rate and/or clarification of phosphoric acid produced by the wet process and containing suspended insoluble particulates by adding to one or more stage of the wet process phosphoric acid production stream an effective amount of a reagent including polymeric microparticles characterized as being anionic or amphoteric and having a weight average molecular weight of greater than 60 million daltons are provided herein.. .
Cytec Industries Inc.