Patent application number | Description | Published |
20110210118 | SUBSTRATE PROCESSING APPARATUS, METHOD OF MANUFACTURING SEMICONDUCTOR DEVICE AND METHOD OF MANUFACTURING SUBSTRATE - There are provided a substrate processing apparatus and a method of manufacturing a substrate in which induction heating of members made of a metal material and installed outside an induction coil is suppressed and safety may be improved during processing of a substrate. The substrate processing apparatus includes: a reaction tube for accommodating a substrate; an induction heating unit installed to surround an outer circumference of the reaction tube; a shielding unit installed to surround an outside of the induction heating unit; a gas supply unit for supplying at least a source gas into the reaction tube; and a controller for processing the substrate by heating an inside of the reaction tube using the induction heating unit, and supplying at least the source gas from the gas supply unit into the reaction tube. | 09-01-2011 |
20110306212 | SUBSTRATE PROCESSING APPARATUS, SEMICONDUCTOR DEVICE MANUFACTURING METHOD AND SUBSTRATE MANUFACTURING METHOD - Embodiments described herein relate to a substrate processing apparatus includes a reaction tube, a processing chamber provided inside the reaction tube to process a substrate therein, an induction target provided inside the reaction tube to surround the processing chamber and configured to heat the substrate, a heat insulator provided inside the reaction tube to surround the induction target, an induction target provided outside the reaction tube to inductively heat at least the induction target, a first gas supply unit for supplying a first gas into the processing chamber, and a second gas supply unit for supplying a second gas to a first gap provided between the induction target and the heat insulator. | 12-15-2011 |
20150093916 | Substrate Processing Apparatus, Method of Manufacturing Semiconductor Device and Non-Transitory Computer-Readable Recording Medium - Generation of byproducts is inhibited in a buffer space even in a single-wafer-type apparatus using the buffer space. A method of manufacturing a semiconductor device includes (a) loading a substrate into a process chamber; (b) supplying a first-element-containing gas via a buffer chamber of a shower head to the substrate placed in the process chamber; (c) supplying a second-element-containing gas to the substrate via the buffer chamber; and (d) performing an exhaust process between (b) and (c), wherein (d) includes: exhausting an atmosphere of the buffer chamber; and exhausting an atmosphere of the process chamber after exhausting the atmosphere of the buffer chamber. | 04-02-2015 |
20150194304 | SUBSTRATE PROCESSING APPARATUS, NON-TRANSITORY COMPUTER-READABLE RECORDING MEDIUM AND METHOD OF MANUFACTURING SEMICONDUCTOR DEVICE - There is provided a substrate processing apparatus that alternately supplies a first processing gas and a second processing gas in plasma state to a processing container and processes a substrate. The apparatus includes a first gas supply system configured to supply the first processing gas, a second gas supply system configured to supply the second processing gas, a plasma unit arranged at an upstream side of the processing container to plasmatize at least the second processing gas, and a controller configured to control the first gas supply system and the second gas supply system to alternately supply the first processing gas and the second processing gas and control the plasma unit to apply an electric power to plasmatize the second processing gas before a supply of the second processing gas starts. | 07-09-2015 |
20150194306 | Substrate Processing Apparatus, Non-Transitory Computer-Readable Recording Medium and Method of Manufacturing Semiconductor Device - There is provided a method of manufacturing a semiconductor device by processing a substrate by alternately supplying a first processing gas and a second processing gas plasmatized by a plasma unit to a processing container. The method includes: starting a supply of an electric power to plasmatize the second processing gas to the plasma unit without supplying the second processing gas to the plasma unit; and starting a supply of the second processing gas with the electric power being supplied to the plasma unit. | 07-09-2015 |
Patent application number | Description | Published |
20090029561 | Semiconductor processing apparatus - There is provided a semiconductor processing apparatus comprising a processing tube for housing a substrate support member that supports a plurality of substrates stacked at a prescribed pitch in a vertical direction; a gas supply part that extends in a direction in which the substrates are stacked in the processing tube and that has a plurality of gas supply openings; an exhaust part that opens onto the processing tube; a gas rectifying plate that is disposed in a space between a penumbra of the substrates supported on the substrate support member and an inner wall of the processing tube, and that extends from the gas supply part in a circumferential direction of the processing tube and in the direction in which the substrates are stacked; and a gas flow regulating part disposed in a space in the processing tube that is above a top-most gas supply opening and a top-most substrate and in a space in the processing tube that is below a bottom-most substrate and a bottom-most gas supply opening. A thin film formed on the substrate can be made more uniform. | 01-29-2009 |
20100275848 | HEAT TREATMENT APPARATUS - Provided is a heat treatment apparatus that can form films having a uniform thickness on a plurality of substrates. The heat treatment apparatus comprises a process chamber configured to grow silicon carbide (SiC) films on wafers, a boat configured to hold a plurality of wafers in a state where the wafers are vertically arranged and approximately horizontally oriented so as to hold the wafers in the process chamber, a heating unit installed in the processing chamber, and a gas supply nozzle configured to supply a reaction gas. The heating unit comprises a susceptor configured to cover at least a part of the boat, and a susceptor wall disposed between the boat and the susceptor. | 11-04-2010 |
20100282166 | HEAT TREATMENT APPARATUS AND METHOD OF HEAT TREATMENT - Provided is a heat treatment apparatus. The heat treatment apparatus comprises a process chamber configured to grow silicon carbide (SiC) epitaxial films on SiC substrates, a substrate holding tool configured to hold a plurality of substrates in a state where the substrates are vertically arranged and approximately horizontally oriented, so as to hold the substrates in the process chamber, a first reaction gas supply nozzle configured to supply a carbon-containing gas into the process chamber, a second reaction gas supply nozzle configured to supply a silicon-containing gas into the process chamber, a magnetic field generating coil disposed at an outside of the process chamber for electromagnetic induction heating, and a coil supporter configured to support the magnetic field generating coil. An upper end of the second reaction gas supply nozzle is lower than a lower end of the coil supporter configured to support the magnetic field generating coil. | 11-11-2010 |
20110253049 | Semiconductor processing apparatus - There is provided a semiconductor processing apparatus comprising a processing tube for housing a substrate support member that supports a plurality of substrates stacked at a prescribed pitch in a vertical direction; a gas supply part that extends in a direction in which the substrates are stacked in the processing tube and that has a plurality of gas supply openings; an exhaust part that opens onto the processing tube; a gas rectifying plate that is disposed in a space between a penumbra of the substrates supported on the substrate support member and an inner wall of the processing tube, and that extends from the gas supply part in a circumferential direction of the processing tube and in the direction in which the substrates are stacked; and a gas flow regulating part disposed in a space in the processing tube that is above a top-most gas supply opening and a top-most substrate and in a space in the processing tube that is below a bottom-most substrate and a bottom-most gas supply opening. A thin film formed on the substrate can be made more uniform. | 10-20-2011 |
20150093913 | METHOD OF MANUFACTURING SEMICONDUCTOR DEVICE, SUBSTRATE PROCESSING APPARATUS, AND RECORDING MEDIUM - A method of manufacturing a semiconductor device includes supplying a precursor gas to a substrate; supplying a reaction gas to a plasma generation region; supplying high frequency power to the plasma generation region; and generating plasma of the reaction gas by adjusting a pressure of the plasma generation region to a first pressure before the reaction gas is supplied and adjusting the pressure of the plasma generation region to a second pressure lower than the first pressure while the reaction gas and the high frequency power are supplied. | 04-02-2015 |
20150270125 | REACTION TUBE, SUBSTRATE PROCESSING APPARATUS, AND METHOD OF MANUFACTURING SEMICONDUCTOR DEVICE - A structure for constituting a process chamber in which a plurality of substrates is processed by reacting a predetermined precursor gas therein includes an outer tube having a cylindrical shape with an upper end portion closed and a lower end portion opened, and an inner tube, installed within the outer tube, including a first exhaust slit and a second exhaust slit through which the predetermined precursor gas is exhausted, the first exhaust slit located in a substrate arrangement region in which the plurality of substrates are arranged, and the second exhaust slit located in a region lower than the substrate arrangement region. | 09-24-2015 |
Patent application number | Description | Published |
20090132133 | CLUTCH CONTROL SYSTEM FOR TRANSMISSION - A clutch control system for a transmission for detecting if hydraulic control during shifting is not executed. A first clutch and a second clutch are switched from a disengagement state to an engagement state by receiving a predetermined pressure generated by a hydraulic pump. A transmission executes shifting to an adjacent gear step by operation of switching the engagement state of the first clutch and of the second clutch from one side to the other side. If an elapse time t from the start of clutch switching operation reaches a predetermined time and an input-output speed ratio which is a ratio between engine speed and counter shaft rotational number falls within a predetermined range corresponding to a gear step before shifting, the transmission control unit discontinues the clutch switching operation by stopping the supply of hydraulic pressure to the other side clutch to bring it into the disengagement state. | 05-21-2009 |
20100243364 | CONNECTION STRUCTURE ARRANGEMENT BETWEEN A FRAME MEMBER AND AN ENGINE OF A SADDLE-TYPE VEHICLE, AND VEHICLE INCORPORATING SAME - A saddle-type vehicle has an engine-fastening structure which stabilizes a seating face contact between a collar and a vehicle body frame on one side, and between the collar and an engine on the other side. The vehicle includes a vehicle body frame having an engine-supporting portion, and an engine block having a female threaded portion formed therein for alignment with the engine-supporting portion. The collar is interposed between the engine-supporting portion and the engine block. The engine-supporting portion of the frame, the collar and the engine side female threaded portion are fastened together by a bolt. A gap is provided at least at locations between the collar and the bolt which oppose a boundary between the collar and the engine-supporting portion, and another boundary between the collar and the engine side female threaded portion. | 09-30-2010 |
20110226543 | VIBRATION DAMPING APPARATUS FOR SADDLE RIDING TYPE VEHICLE - A vibration damping apparatus for a saddle riding type vehicle that easily secures stiffness of a vehicle body frame, simplifies structure, and improves a degree of freedom in layout. The vibration damping apparatus includes at least a pair of mutually facing surfaces disposed on the vehicle body frame, the surfaces not being relatively displaceable while the vehicle is stationary, and being relatively displaceable while the vehicle is running. A damping member is fixed to each of the surfaces and is disposed therebetween. The damping member is not subject to load while the vehicle is stationary. One of the surfaces is disposed on a side of a first main frame of a pair of left and right main frames and the other of the surfaces is disposed on a side of a second main frame. | 09-22-2011 |
Patent application number | Description | Published |
20140054180 | ANODE FOR ELECTROWINNING AND METHOD FOR ELECTROWINNING USING SAME - Provided is an anode for electrowinning in a sulfuric acid based electrolytic solution. The anode produces oxygen at a lower potential than a lead electrode, lead alloy electrode, and coated titanium electrode, thereby enabling electrowinning to be performed at a reduced electrolytic voltage and the electric power consumption rate of a desired metal to be reduced. The anode is also available as an anode for electrowinning various types of metals in volume with efficiency. The anode is employed for electrowinning in a sulfuric acid based electrolytic solution and adopted such that a catalyst layer containing amorphous ruthenium oxide and amorphous tantalum oxide is formed on a conductive substrate. | 02-27-2014 |
20140231249 | CHLORINE EVOLUTION ANODE - Provided is a chlorine evolution anode in which a main reaction of the anode is chlorine evolution, and the chlorine evolution anode which is low in potential of the anode for chlorine evolution, thereby being able to decrease an electrolytic voltage and lower an electric energy consumption rate. The chlorine evolution anode of the present invention is a chlorine evolution anode in which chlorine evolution from an aqueous solution is a main reaction of the anode and also in which a catalytic layer containing amorphous ruthenium oxide and amorphous tantalum oxide is formed on a conductive substrate. | 08-21-2014 |
20150027899 | ANODE FOR ELECTROPLATING AND METHOD FOR ELECTROPLATING USING ANODE - Provided is an anode for electroplating which uses an aqueous solution as an electrolytic solution, and the anode which is low in potential when compared with a conventional anode, able to decrease an electrolytic voltage and an electric energy consumption rate and may also be used as an anode for electroplating various types of metals, and which is low in cost. Also provided is a method for electroplating which uses an aqueous solution as an electrolytic solution, in which the anode is low in potential and electrolytic voltage, thereby making it possible to decrease the electric energy consumption rate. The anode for electroplating of the present invention is an anode for electroplating which uses an aqueous solution as an electrolytic solution, in which a catalytic layer containing amorphous ruthenium oxide and amorphous tantalum oxide is formed on a conductive substrate. | 01-29-2015 |
Patent application number | Description | Published |
20090288856 | MULTI-COATED ELECTRODE AND METHOD OF MAKING - Various embodiments provide an electrode comprising a conductive substrate, a first layer of a mixture comprising iridium oxide in a crystalline phase and tantalum oxide in an amorphous phase on a portion of an outer surface of the conductive substrate, and a second layer of the mixture comprising iridium oxide in an amorphous phase and tantalum oxide in an amorphous phase on an outer surface of the first layer. | 11-26-2009 |
20110079518 | ANODE FOR USE IN ZINC AND COBALT ELECTROWINNING AND ELECTROWINNING METHOD - The present invention aims to provide a zinc electrowinning anode capable of inhibiting manganese compound deposition on the anode and a cobalt electrowinning anode capable of inhibiting cobalt oxyhydroxide deposition on the anode. | 04-07-2011 |
20110299225 | MULTI-COATED ELECTRODE AND METHOD OF MAKING - Various embodiments provide an electrode comprising a conductive substrate, a first layer of a mixture comprising iridium oxide in a crystalline phase and tantalum oxide in an amorphous phase on a portion of an outer surface of the conductive substrate, and a second layer of the mixture comprising iridium oxide in an amorphous phase and tantalum oxide in an amorphous phase on an outer surface of the first layer. | 12-08-2011 |
20120247971 | METAL ELECTROWINNING ANODE AND ELECTROWINNING METHOD - The present invention has a problem aiming to provide an electrowinning system capable of suppressing accumulation of a side reaction product on an anode and a rise of an electrolysis voltage caused thereby, and also to provide an electrowinning method using the system. To solve this problem, the electrowinning system of the present invention applies predetermined electrolysis current between an anode and a cathode placed in an electrolyte, thereby depositing a desired metal on the cathode, in which the electrolyte is a sulfuric acid-based or chloride-based solution containing ions of the metal, and the anode has a catalytic layer, containing amorphous iridium oxide or amorphous ruthenium oxide, formed on a conductive substrate. | 10-04-2012 |
20150053574 | METAL ELECTROWINNING ANODE AND ELECTROWINNING METHOD - An electrowinning system is provided that is capable of suppressing accumulation of a side reaction product on an anode and a rise of an electrolysis voltage caused thereby, and an electrowinning method is provided using the system. To solve this problem, the electrowinning system of the present invention applies predetermined electrolysis current between an anode and a cathode placed in an electrolyte, thereby depositing a desired metal on the cathode, in which the electrolyte is a sulfuric acid-based or chloride-based solution containing ions of the metal, and the anode has a Catalytic layer, containing amorphous iridium oxide or amorphous ruthenium oxide, formed on a conductive substrate. | 02-26-2015 |
Patent application number | Description | Published |
20080219505 | Object Detection System - An object detection system is provided a plurality of image capture units for capturing images of surroundings of the system, a distance information calculation unit for dividing a captured image which constitutes a reference of captured images captured by the plurality of image capture units into a plurality of pixel blocks, individually retrieving corresponding pixel positions within the other captured image for the pixel blocks, and individually calculating distance information, and a histogram generation module for dividing a range image representing the individual distance information of the pixel blocks calculated by the distance information calculation unit into a plurality of segments having predetermined sizes, providing histograms relating to the distance information for the respective divided segments, and casting the distance information of the pixel blocks to the histograms of the respective segments. | 09-11-2008 |
20090046924 | Stereo-image processing apparatus - A stereo-image processing apparatus includes a stereo-image taking means configured to take a plurality of images from different viewpoints, a parallax detecting means configured to detect a parallax of a subject on the basis of the images taken by the stereo-image taking means, an object detecting means configured to detect objects on the basis of the parallax detected by the parallax detecting means and a parallax offset value, and a parallax-offset-value correcting means configured to correct the parallax offset value on the basis of a change in a parallax corresponding to an object whose size in real space does not change with time, of the objects detected by the object detecting means, and a change in an apparent size of the object. | 02-19-2009 |
20090187308 | Vehicle Surroundings Monitoring Apparatus - In a stereo-image recognition apparatus, pixel blocks having correlation with the brightness characteristics of target pixel blocks extracted from a reference image of a stereo image are specified in a comparative image so as to calculate parallaxes of the pixel blocks. Further, distance-data calculation pixel blocks whose distance data is to be calculated are extracted from the pixel blocks whose parallaxes are calculated, and parallaxes of the extracted distance-data calculation pixel blocks are calculated as distance data, thus monitoring vehicle surroundings. A brightness-determination-threshold setting unit variably sets a brightness determination threshold value on the basis of the distance distribution of the calculated distance data of the distance-data calculation pixel blocks so as to control the sensitivity to extract the distance-data calculation pixel blocks and to enhance the accuracy in monitoring vehicle surroundings. | 07-23-2009 |
20120133739 | IMAGE PROCESSING APPARATUS - An image processing apparatus which employs a basic configuration including an image processing controller which processes images captured by a stereo camera and a recognition processing controller which recognizes an object based on information from the image processing controller includes a target object area specifying unit, feature amount extracting unit and smoke determining unit as functions of enabling recognition of a smoky object. The target object specifying unit specifies an area of an object which is a detection target, by canceling the influence of the background, the feature amount extracting unit extracts an image feature amount for recognizing a smoky object in a target object area and the smoke deciding unit decides whether the object in the target object area is a smoky object or an object other than the smoky object, based on the extracted image feature amount. | 05-31-2012 |
Patent application number | Description | Published |
20090017082 | COLORED METALLIC PIGMENT, PROCESS FOR PRODUCING THE SAME, AND COATING COMPOSITION AND COSMETIC PREPARATION CONTAINING SAID COLORED METALLIC PIGMENT - This invention provides a colored metallic pigment, which can develop a variety of colors and varied interference colors while maintaining good lightfastness, weatherfastness and hiding power, a process for producing the same, a coating composition containing the colored metallic pigment and capable of providing a coating film having excellent finished appearance, and a cosmetic preparation containing the colored metallic pigment, having excellent hiding power, and capable of providing sharp hue. The colored metallic pigment comprises at least a metallic pigment, an amorphous silicon oxide film layer provided on the surface of the metallic pigment, a metal layer provided on the surface of the amorphous silicon oxide film layer, and metallic particles provided on the surface of the metal layer. The metallic particles are provided so as to directly cover a part of the surface of the metal layer. In the colored metallic pigment, the metal layer preferably comprises at least one metal selected from Sn, Pd, Pt and Au. The metallic particle preferably comprises at least one metal selected from Cu, Ni and Ag. | 01-15-2009 |
20090117281 | Coated Metal Pigment, Method for Production of the Same, and Coating Composition Containing the Same - Provided are a coated metal pigment which can satisfy both the coating stability in use as an aqueous coating, i.e., water resistance, and the chemical resistance of coating films produced by application thereof at practically satisfactory levels; a method for producing the same; and an aqueous coating containing the same. The invention relates to a coated metal pigment including a metal pigment and a composite coating layer, wherein the composite coating layer includes an adhesion layer which is disposed on the surface of the metal pigment either in contact with the metal pigment or at an interposition of another layer and contains polysiloxane and/or silica, and a resin layer which is disposed on the surface of the adhesion layer either in contact with the adhesion layer or at an interposition of another layer. | 05-07-2009 |
20110008613 | FLAKE PIGMENT, POWDER PAINT CONTAINING THE SAME, POWDER-COATED FILM OBTAINED BY COATING WITH THE POWDER PAINT USING TRIBOELECTRIFICATION ELECTROSTATIC COATING APPARATUS, PAINTED PRODUCT ON WHICH FILM IS FORMED, AND METHOD OF MANUFACTURING FLAKE PIGMENT - A flake pigment according to the present invention includes a flake particle, a single-layer or multiple-layer coat covering a surface of the flake particle, and a fine particle. An outermost layer of the coat includes a copolymer including one or more type of first bond unit originating from a fluoric polymerizable monomer having fluorine and one or more type of second bond unit originating from a polymerizable monomer having phosphate group. The fine particle is fixed with the outermost layer being interposed and has a characteristic to provide triboelectrification characteristics to the flake pigment. | 01-13-2011 |
20120016078 | METHOD OF MANUFACTURING POWDER COATING COMPOSITION - The present invention is directed to a method of manufacturing a powder coating composition containing thermosetting resin powders to which surface flake pigments have been bonded, and the method includes a first step of preparing the flake pigments having an average particle size not greater than 10 μm or an average thickness not greater than 60 nm, a second step of obtaining a dispersion by dispersing the flake pigments above in a solvent not dissolving the thermosetting resin powders, a third step of obtaining a mixture by mixing the thermosetting resin powders with the dispersion above, and a fourth step of volatilizing and removing the solvent above while the mixture above is stirred. | 01-19-2012 |
Patent application number | Description | Published |
20090292078 | WATER-SOLUBLE COPOLYMER HAVING ALKYL-MODIFIED CARBOXYL GROUPS - The present invention provide a water-soluble copolymer having alkyl-modified carboxyl groups which is able to produce a neutralized viscous liquid in which although its viscosity is very low when no electrolyte exists, the viscosity greatly increases when electrolytes are added, which has a sufficiently high viscosity and a very high transmittance and which has moist textures without stickiness even in the presence of a relatively high concentration of electrolytes, and a thickening agent comprising the same. More specifically, the present invention proves a water-soluble copolymer having alkyl-modified carboxyl groups which is obtained by polymerizing 100 parts by weight of (meth)acrylic acid, 5-10 parts by weight of lauryl (meth)acrylate, and 0-0.1 parts by weight of a compound having two or more of ethylenic unsaturated groups, wherein a 1 weight %-neutralized viscous liquid shows a viscosity of 1000 mPa·s or lower and a transmittance of 95% or higher, and when 1-7 parts by weight of sodium chloride is added to 100 parts by weight of the neutralized viscous liquid, the liquid shows a highest viscosity of 10000-30000 mPa·s and a transmittance of 95% or higher, and a thickening agent comprising the same. | 11-26-2009 |
20100029901 | Process for Producing Granular Carboxylated-Polymer Particle and Granular Carboxylated-Polymer Particle - An object of the invention is to provide a method for easily producing granular carboxyl group-containing polymer particles which have a high bulk density and readily swell in water. | 02-04-2010 |
20100159245 | METHOD FOR PRODUCING GRANULATED CARBOXYL GROUP-CONTAINING POLYMER PARTICLE AND GRANULATED CARBOXYL GROUP-CONTAINING POLYMER PARTICLE - An object of the present invention is to provide a method for easily producing granular carboxyl group-containing polymer particles which have a high bulk density and readily swell in water. | 06-24-2010 |
20100196763 | GELLING AGENT FOR BATTERIES - The present invention has its object to provide a gelling agent for a battery, which forms a paste gel in a short period of time on dissolution in an alkaline electrolyte. The gel has less bubbles and a high gel density. | 08-05-2010 |
20100267845 | (METH)ACRYLIC ACID/ALKYL (METH)ACRYLATE ESTER COPOLYMER AND COSMETIC PREPARATION CONTAINING THE SAME - A (meth)acrylic acid/alkyl (meth)acrylate ester copolymer containing constituents of 95.42 to 97.48% by mass of (meth)acrylic acid, 2.43 to 4.30% by mass of an alkyl (meth)acrylate ester of which alkyl group has 18 to 24 carbon atoms, and 0.08 to 0.30% by mass of a compound having two or more ethylenically unsaturated groups; and cosmetics blended with the copolymer. According to the copolymer of the present invention, a neutral viscous aqueous solution having a high viscosity can be formed even in the presence of an electrolyte in a relatively high concentration, without being affected by its temperature and electrolytic concentration; therefore, the copolymer of the present invention can be suitably used in cosmetics and the like. | 10-21-2010 |
20120108776 | METHOD FOR MANUFACTURING CARBOXYL GROUP-CONTAINING WATER-SOLUBLE POLYMER - In manufacturing of a carboxyl group-containing water-soluble polymer by a precipitation polymerization method, a method which can improve production efficiency with increasing practicality continuously adds a monomer solution wherein a monomer component containing an α,β-unsaturated carboxylic acid is dissolved in an inert solvent in a concentration of 20 to 50% by volume to an inert solvent charged in a reaction vessel. In this case, the amount of the inert solvent charged in the reaction vessel is set so that the concentration of the monomer component in the total amount summed up with the monomer solution is 10 to 24% by volume, and the time period until completion of continuous addition of the total amount of the monomer solution is set so that the conversion of the monomer component at the time of completion of addition of the total amount of the monomer solution is 60% or more. The monomer component may contain a polymerizable compound having two or more ethylenically unsaturated groups. | 05-03-2012 |
20120115038 | GELLING AGENT FOR ELECTROLYTE SOLUTION FOR ALKALINE BATTERY - A gelling agent capable of turning an electrolyte solution for an alkaline battery into a gel, which is less likely to cause syneresis, is composed of particles of a carboxyl group-containing polymer, and a 0.1% by weight aqueous solution has a viscosity of at least 3,000 mPa·s at a pH of 7. The particles of a carboxyl group-containing polymer are normally obtainable by polymerizing a polymerizable material containing α,β-unsaturated carboxylic acids, for example, a polymerizable material containing α,β-unsaturated carboxylic acids and a compound having two or more ethylenically unsaturated groups as a cross-linking agent, in an inert solvent which dissolves the α,β-unsaturated carboxylic acids but does not dissolve particles of a carboxyl group-containing polymer. The above-mentioned viscosity is achieved by adjusting the balance among the concentration of the α,β-unsaturated carboxylic acids, the concentration of a cross-linking agent and a polymerization temperature during polymerization. | 05-10-2012 |
20130131299 | PROCESS FOR PRODUCING CARBOXYL-CONTAINING POLYMER COMPOSITION, AND CARBOXYL-CONTAINING POYLMER COMPOSTION - A process is disclosed for producing a carboxyl-containing polymer composition that allows the possibility of obtaining a carboxyl-containing polymer composition which exhibits excellent dispersibility in water or the like, has a viscosity increasing to a lower degree compared to the viscosity of a neutralized viscous liquid using an additive-free carboxyl-containing polymer, and has a high degree of transparency in a neutralized viscous liquid thereof. A carboxyl-containing polymer composition is obtained by polymerizing a monomer containing an α,β-unsaturated carboxylic acid as a main component in a presence of a polyol (iso)stearic acid ester. A polyol in the polyol (iso)stearic acid ester is a polyol selected from a specific group, and the polyol (iso)stearic acid ester is used in the polymerization in an amount of 0.2 to 7 parts by mass based on 100 parts by mass of the α,β-unsaturated carboxylic acid. | 05-23-2013 |
Patent application number | Description | Published |
20140100327 | (METH)ACRYLIC ACID-BASED COPOLYMER - The present invention provides an HASE polymer which produces a high thickening effect in a small amount at low costs. More specifically, the present invention provides a (meth) acrylic acid-based copolymer obtained by polymerizing (meth) acrylic acid, an alkyl (meth)acrylate with an alkyl group of having 1 to 4 carbon atoms, and a (polyoxyethylene stearyl ether) ester of (meth) acrylic acid. | 04-10-2014 |
20140142269 | CARBOXYL GROUP-CONTAINING POLYMER COMPOSITION - [Problems] To provide a carboxyl group-containing polymer composition having excellent dispersibility in water or the like, and a neutralized viscous liquid of which has a low viscosity and high transparency. | 05-22-2014 |
20150105477 | GEL-LIKE COMPOSITION - An object of the present invention is to provide a gel-like cosmetic material the viscosity of which is not easily reduced even in the presence of an electrolyte, the cosmetic material ensuring an unconventional jelly-like feel when being applied to the skin, and a smooth sensation after being applied to the skin. | 04-16-2015 |
20150157549 | VISCOUS COMPOSITION - The purpose of the present invention is to provide a viscous composition which is capable of achieving a high viscosity over a pH range from acidic to weakly acidic conditions even in the presence of a polyvalent metal salt by means of an alkyl-modified carboxyl group-containing water-soluble copolymer. A viscous composition, which is obtained by adjusting the pH of a liquid composition that contains a specific alkyl-modified carboxyl group-containing water-soluble copolymer, a polyvalent metal salt and water to 7.0 or more with use of a base, and then adjusting the pH of the resulting liquid composition to 2.5-6.5 with use of a carboxylic acid and/or a phosphorus oxo acid, is able to have a high viscosity. | 06-11-2015 |