Patent application number | Description | Published |
20110063029 | SEMICONDUCTOR INTEGRATED CIRCUIT - A semiconductor integrated circuit includes a first input terminal configured to input a first input voltage, a second input terminal configured to input a second input voltage, a differential amplifier configured to generate a differential output voltage by amplifying a differential input voltage obtained from a difference between the first input voltage input by the first input terminal and the second input voltage input by the second input terminal, a switch configured to electrically connect or cut off the first input terminal and the second input terminal, and a sample hold unit connected to a power supply which generates a reference voltage and configured to generate an offset correction voltage of the differential amplifier based on the differential output voltage and the reference voltage when the first input terminal and the second input terminal are electrically connected by the switch. | 03-17-2011 |
20120068740 | VOLTAGE OUTPUT CIRCUT - According to one embodiment, a voltage output circuit is disclosed. The circuit has: a transistor connected between a first terminal and a second terminal, the transistor having a gate connected to a first node and being switched in accordance with control signal; a first pull-up circuit configured to pull-up the first node voltage when the control signal is first level; a pull-down circuit configured to pull-down the first node voltage when the control signal is second level; a monitor configured to cause a second node voltage to be second level when a difference between the input voltage and the first node voltage is larger than a reference voltage; and a second pull-up circuit configured to pull-up the first node voltage when the control signal is first level and also the second node voltage is second level. | 03-22-2012 |
20130242449 | SEMICONDUCTOR DEVICE - A semiconductor device for protecting loads from power surges includes a first resistor having a first end connected to a first supply terminal, a capacitor connected to a second end of the first resistor and a second supply terminal. There is a first transistor with a source connected to the first supply terminal and a gate connected to a point between the first resistor and the capacitor. A second resistor is connected between the drain of the first transistor and the second supply terminal, and a first diode is connected between the gate and the source of the first transistor. A second transistor has a drain connected to the first supply terminal, a source connected to the second supply terminal, and a gate connected to the drain of the first transistor. There is a second diode connected between the gate and the source of the second transistor. | 09-19-2013 |
Patent application number | Description | Published |
20120298609 | CAR EQUIPMENT PROTECTION STRUCTURE FOR RAILCAR - A car includes a car equipment protection structure, The car equipment protection structure includes an underframe, couplers and guide members. Each of the guide members is provided on a railcar inner side of an attached flange portion of the underframe to which the couplers are attached. Moreover, the guide members respectively include inclined surfaces, each of which is opposed to at least a part of the coupler. Each of the inclined surfaces is inclined toward the railcar inner side as it extends downward. | 11-29-2012 |
20130139718 | BODYSHELL STRUCTURE OF RAILCAR - The present invention is a bodyshell structure of a railcar, the bodyshell structure including: a side bodyshell including an outside plate portion, an inside plate portion, and a joint portion configured to join the outside plate portion and the inside plate portion; an inside window opening formed on the inside plate portion and provided inside the railcar; and an outside window opening formed on the outside plate portion and having a smaller opening area than the inside window opening, and at least one of the inside window opening and the outside window opening has an oval shape extending in the railcar longitudinal direction or a circular shape. | 06-06-2013 |
20130152820 | BODYSHELL STRUCTURE OF RAILCAR - The present invention is a bodyshell structure of a railcar, the bodyshell structure including a plurality of side window opening portions formed on a side bodyshell along a railcar longitudinal direction, and the side window opening portions include a plurality of large window opening portions arranged on a railcar-longitudinal-direction center portion of the side bodyshell and a plurality of small window opening portions arranged on both railcar-longitudinal-direction sides of the large window opening portions and each having a smaller opening area than the large window opening portion. | 06-20-2013 |
20130233200 | CRASH ENERGY ABSORBER OF RAILCAR - A crash energy absorber is provided at a front portion of a carbody of a railcar and configured to crush by a load from a front side to absorb crash energy. The crash energy absorber includes: a main absorbing portion extending in a front-rear direction; and a pair of sub absorbing portions respectively provided at upper and lower sides of the main absorbing portion. Each of the pair of sub absorbing portions is formed integrally with the main absorbing portion via breakable portions each extending in the front-rear direction. | 09-12-2013 |
20130239847 | OBSTACLE DEFLECTOR OF RAILCAR - An obstacle deflector provided at a front portion of an underframe of a carbody of a railcar includes an obstacle deflecting plate configured to protect the carbody from an obstacle on a railway track when the railcar is traveling. The obstacle deflecting plate includes a main plate portion provided to receive the obstacle by a surface thereof and having a curved shape that is convex toward a front side in a traveling direction in plan view and a sub plate portion projecting toward a rear side from the main plate portion and is continuously provided along the main plate portion so as to extend from a convex, curved front end portion of the main plate portion toward a pair of left and right side portions of the main plate portion, the left and right side portions being located at the rear side in the traveling direction. | 09-19-2013 |
Patent application number | Description | Published |
20100015596 | RS VIRUS DETECTING KIT USING ANTI-RS VIRUS MONOCLONAL ANTIBODY, IMMUNO-CHROMATOGRAPHIC TEST DEVICE, AND NEW ANTI-RS VIRUS MONOCLONAL ANTIBODY - A kit or an immuno-chromatographic test device for detection of respiratory syncytial virus (RSV), comprising at least an RSV F protein-recognizing anti-RSV monoclonal antibody produced by hybridoma RSF2-412. An anti-RSV monoclonal antibody recognizing an RS virus F protein, which is selected from the group consisting of an antibody produced by hybridoma RSF2-412, an antibody produced by hybridoma RSF1-1565, and an antibody produced by hybridoma RSF6-255. | 01-21-2010 |
20100055675 | METHOD FOR DETECTING MEASLES VIRUS, MEMBRANE ASSAY TEST DEVICE, AND MEMBRANE ASSAY TEST KIT - Method for detecting a measles virus in an analyte, comprising forming a complex of a first monoclonal antibody being capable of binding to a first epitope of a measles virus nuclear protein and being immobilized on a solid phase, a second monoclonal antibody being capable of binding to a second epitope of a measles virus nuclear protein different from the first epitope and being labeled, and a measles virus nuclear protein contained in the analyte, on the solid phase; and detecting the measles virus based on the amount of the label of the complex formed on the solid phase, is disclosed. Membrane assay test device, and membrane assay test kit are also disclosed. | 03-04-2010 |
Patent application number | Description | Published |
20120031883 | LASER MACHINING DEVICE AND LASER MACHINING METHOD - The machining device is equipped with a fiber laser oscillator for oscillating laser light of a top hat shape, and a light collecting lens and a machining head for collecting the laser light of the top hat shape and emitting the laser light onto a machining target such that the beam diameter of the laser light of the top hat shape at a position where light intensity becomes the one corresponding to a machining threshold of the machining target is about three times the size of the beam diameter of laser light in a Gaussian mode at the same position, when the laser light in the Gaussian mode has a beam quality substantially the same as that of the laser light of the top hat shape. | 02-09-2012 |
20130218321 | LASER MACHINING APPARATUS AND LASER MACHINING CONTROL DEVICE - The laser machining apparatus includes a transmission fiber that transmits laser light emitted from a laser oscillator through the fiber, a machining head that emits the laser light, which is sent from the transmission fiber, vertically to a main surface of a machining object and sends reflected light, which is reflected coaxially with the laser light by the machining object, to the transmission fiber, a reflected light monitoring unit that detects a reflected light intensity of the reflected light sent from the transmission fiber, and a control device that controls the laser oscillator and the machining head, in which the control device includes a determining unit that, at a time when laser machining is started, determines whether the machining object corresponds to a machining condition or not in laser machining on the basis of the reflected light intensity. | 08-22-2013 |
20150303656 | SEMICONDUCTOR LASER APPARATUS - A semiconductor laser apparatus, including: a beam divergence angle correction optical system for correcting a divergence angle of beams generated from light emitting points of a semiconductor laser bar; a beam rotation optical system for rotating the beams each having the corrected divergence angle; a wavelength dispersion optical element having a wavelength dispersion function; and a partial reflection mirror. A relative position of the beam divergence angle correction optical system with respect to the light emitting point in a divergence angle correction direction is changed for each light emitting point. | 10-22-2015 |
Patent application number | Description | Published |
20140130633 | ACCELERATOR PEDAL DEVICE - An accelerator pedal device includes a housing which pivotably supports a pedal arm, a return spring, a magnetic position sensor which detects an angular position of the pedal arm, and a drive source, a return lever, and a control circuit board serving as an active control mechanism which controls to push back the pedal arm toward a rest position under predetermined conditions, a circuit for a Hall element of the position sensor is arranged on the control circuit board. According to the above, a conventionally-required circuit board dedicated to a position sensor is not required to be arranged and the position sensor is connected via bus bars and the like while eliminating lead wire and the like. | 05-15-2014 |
20140238181 | ACCELERATOR PEDAL DEVICE - An accelerator pedal device includes a slide guide path which is formed in a housing, a first slider which is engaged with the pedal arm for receiving pedaling force as being slidably arranged in the slide guide path and which includes a first inclined face inclined against a movement direction of the first slider, a second slider which is slidably arranged in the slide guide path and which includes a second inclined face contacted to the first inclined face, and an urging spring which exerts urging force in a direction opposing to the pedaling force as being engaged with the second slider, wherein the slide guide path is formed as being tapered in a direction of movement of the first slider and the second slider which are moved in association with depression of the accelerator pedal. Accordingly, desired hysteresis can be obtained on the pedaling force while achieving downsizing. | 08-28-2014 |
Patent application number | Description | Published |
20150360214 | REACTION CATALYST FOR CROSS-COUPLING AND METHOD FOR MANUFACTURING AROMATIC COMPOUND - The object of the present invention is to provide a new organic phosphorus ligand that can efficiently promote cross-coupling reaction to obtain the target substance at high yield, as well as a method of manufacturing such ligand whose steric characteristics and electronic characteristics can be fine-tuned and which can be used to cause cross-coupling reaction at high yield. As a means for achieving the aforementioned object, a phosphine compound expressed by General Formula (1) below is provided. | 12-17-2015 |
20160052947 | BIS(6-METHYL-3-SULPHOPHENYL)PHENYLPHOSPHINE, AMMONIUM SALT THEREOF, AND METHOD FOR PRODUCING SAME - Provided are a water-soluble triarylphosphine for a palladium catalyst, which has high selectivity in a telomerization reaction and can be recovered with efficiency, an ammonium salt thereof, and a method for efficiently producing the same. Specifically, provided are bis(6-methyl-3-sulphophenyl)phenylphosphine; a bis(6-methyl-3-sulphonatophenyl)phenylphosphine diammonium salt obtained by reacting the phosphine with a tertiary amine having a total of 3 to 27 carbon atoms in groups bonded to one nitrogen atom; and a method for producing the same. | 02-25-2016 |
20160052948 | BIS(6-METHYL-3-SULPHOPHENYL)(2-METHYLPHENYL)PHOSPHINE, AMMONIUM SALT THEREOF, AND METHOD FOR PRODUCING SAME - Provided are a water-soluble triarylphosphine for a palladium catalyst, which has high selectivity in a telomerization reaction and is easily recovered with efficiency, an ammonium salt thereof, and a method for efficiently producing the same. Specifically, provided are bis(6-methyl-3-sulphophenyl)(2-methylphenyl)phosphine; a bis(6-methyl-3-sulphonatophenyl)(2-methylphenyl)phosphine diammonium salt obtained by reacting the phosphine with a tertiary amine having a total of 3 to 27 carbon atoms in groups bonded to one nitrogen atom; and a method for producing the same. | 02-25-2016 |
Patent application number | Description | Published |
20090251486 | IMAGE DISPLAY APPARATUS AND IMAGE ADJUSTING METHOD - An image display apparatus includes: an image signal processing unit which adjusts an input grayscale values included in an input image signal according to a predetermined grayscale characteristic; a display unit which displays an image based on an image signal included in an output grayscale value adjusted by the image signal processing unit; and a grayscale characteristic changing unit which changes a correlation between the input and output grayscale values defined based on the grayscale characteristic. | 10-08-2009 |
20100053438 | IMAGE DISPLAY DEVICE, PROJECTOR, CONTROL METHOD AND COMPUTER PROGRAM PRODUCT - The image display device and the like may generate an OSD image with the contents at the time of temporary non-display instruction when there is a redisplay instruction after temporary non-display instruction of a normal OSD image. As a result, the user can perform adjustment and the like of an image using an OSD image more efficiently. Since the image display device and the like generate a second OSD image showing temporary non-display at the time of temporary non-display of a normal OSD image, the user can see that the normal OSD image is in a temporary non-display state. In addition, since the size of the second OSD image is small, almost the entire original image can be checked. | 03-04-2010 |
20130106869 | DISPLAY DEVICE AND METHOD FOR CONTROLLING THE DISPLAY DEVICE | 05-02-2013 |
20130187851 | IMAGE DISPLAY APPARATUS AND IMAGE ADJUSTING METHOD - An image display apparatus includes: an image signal processing unit which adjusts an input grayscale values included in an input image signal according to a predetermined grayscale characteristic; a display unit which displays an image based on an image signal included in an output grayscale value adjusted by the image signal processing unit; and a grayscale characteristic changing unit which changes a correlation between the input and output grayscale values defined based on the grayscale characteristic. | 07-25-2013 |
20130314597 | PROJECTOR AND AUTHENTICATION METHOD - A projector includes a connection unit to which a portable terminal device is connected, a memory unit configured to store identification data of the portable terminal device to be permitted or denied, and a determination unit configured to determine whether to permit or deny use of the projector based on identification information of the portable terminal device received from the portable terminal device connected to the connection unit and the identification data. | 11-28-2013 |
20140160446 | PROJECTOR AND PROJECTOR CONTROLLING METHOD - A projector includes a measurement unit having a function of measuring at least two of a period during which the projector remains powered on, a period of an in-use state in which a user is using the projector, and a period of a non-use state in which the user is not using the projector; and a control unit having a function, of determining an in-use state ratio or a non-use state ratio associated with the projector based on the periods measured by the measurement unit and a function of executing an energy saving setting based on the in-use state ratio or the non-use state ratio. | 06-12-2014 |
20140267451 | PROJECTOR AND CONTROL METHOD - A projector includes a light source, a light source control section adapted to control a luminance of light emitted from the light source, an acquisition section adapted to obtain an image signal, a projection section adapted to project image light obtained by modulating the light emitted from the light source based on the image signal obtained by the acquisition section, and the correction section adapted to correct the image signal, when the luminance of the light emitted from the light source changes under control of the light source control section, so that a variation in an output luminance of the image light projected by the projection section is increased to a level greater than the variation in the luminance of the light emitted by the light source. | 09-18-2014 |
Patent application number | Description | Published |
20120244405 | REDOX FLOW BATTERY - A redox flow (RF) battery performs charge and discharge by supplying a positive electrode electrolyte and a negative electrode electrolyte to a battery cell. Each of the positive electrode electrolyte and the negative electrode electrolyte contains a vanadium (V) ion as active material. At least one of the positive electrode electrolyte and the negative electrode electrolyte further contains another metal ion, for example, a metal ion such as a manganese ion that exhibits a higher redox potential than a V ion or a metal ion such as a chromium ion that exhibits a lower redox potential than a V ion. | 09-27-2012 |
20120282509 | REDOX FLOW BATTERY - A redox flow (RF) battery is provided that performs charge and discharge by supplying a positive electrode electrolyte and a negative electrode electrolyte to a positive electrode cell and a negative cell, respectively. Each of the positive and negative electrode electrolytes contains a vanadium (V) ion as active material. At least one of the positive and negative electrode electrolytes further contains another metal ion, for example, a manganese ion that exhibits a higher redox potential than a V ion or a chromium ion that exhibits a lower redox potential than a V ion. Even in cases where the RF battery is nearly fully charged, side reactions such as generation of oxygen has or hydrogen gas due to water decomposition and oxidation degradation of an electrode can be suppressed since the above-mentioned another metal ion contained together with the V ion is oxidized or reduced in the late stage of charge. | 11-08-2012 |
20130045400 | REDOX FLOW BATTERY - Provided are a redox flow battery (RF battery) in which a positive electrode electrolyte and a negative electrode electrolyte are supplied to a battery cell including a positive electrode, a negative electrode, and a membrane, to charge and discharge the battery, and a method of operating the RF battery. The positive electrode electrolyte contains a manganese ion, or both of a manganese ion and a titanium ion. The negative electrode electrolyte contains at least one type of metal ion selected from a titanium ion, a vanadium ion, a chromium ion, a zinc ion, and a tin ion. The RF battery can have a high electromotive force and can suppress generation of a precipitation of MnO | 02-21-2013 |
20130157162 | REDOX FLOW BATTERY AND METHOD OF OPERATING THE SAME - A redox flow battery in which a positive electrode electrolyte stored in a positive electrode tank and a negative electrode electrolyte stored in a negative electrode tank are supplied to a battery element to charge and discharge the battery is provided, the positive electrode electrolyte in the redox flow battery containing a Mn ion as a positive electrode active material, the negative electrode electrolyte containing at least one of a Ti ion, a V ion, and a Cr ion as a negative electrode active material, in which the redox flow battery includes a negative-electrode-side introduction duct in communication with inside of the negative electrode tank from outside thereof, for introducing oxidizing gas into the negative electrode tank, and a supply mechanism for supplying the oxidizing gas into the negative electrode tank via the negative-electrode-side introduction duct. | 06-20-2013 |
20140134465 | REDOX FLOW BATTERY - A redox flow battery charged and discharged by supply of a positive electrode electrolyte stored in a positive electrode tank and a negative electrode electrolyte stored in a negative electrode tank to a battery element, in which the positive electrode electrolyte contains a Mn ion as a positive electrode active material, and the positive electrode tank includes a positive electrode charging pipe opening to a position close to a liquid level of the positive electrode electrolyte in the positive electrode tank, and a positive electrode discharging pipe opening to a position close to the bottom of the positive electrode tank. This redox flow battery can include a stirring mechanism for stirring the electrolytes in the tanks, and can include a connection pipe connecting the positive electrode tank to the negative electrode tank. | 05-15-2014 |
20140255815 | CELL FRAME, CELL STACK, AND REDOX FLOW BATTERY - A cell frame in which the structure of a positive electrode electrolyte flow path and the structure of a negative electrode electrolyte flow path are different from each other, a cell stack in which the structure of at least one of the positive electrode electrolyte flow path and the negative electrode electrolyte flow path differs between the cell frame positioned at the center and the cell frame positioned at an end, the cell stack being configured such that electrical resistance in at least one of the positive electrode electrolyte flow path and the negative electrode electrolyte flow path increases from the cell frame positioned at the center toward the cell frame positioned at the end, and a redox flow battery utilizing them. | 09-11-2014 |
20140363753 | REDOX FLOW BATTERY - An RF battery in which an amount of leakage of an electrolyte in a tank can be reduced by means of a leakage prevention hole provided on the upper side of the tank, at the time of an accident to an upstream pipe and the like, through an inverted U-shaped pipe formed of an accommodated pipe and a portion of the upstream pipe according to the principle of a siphon. | 12-11-2014 |
Patent application number | Description | Published |
20090302632 | VEHICLE SEAT - A vehicle seat is provided. The vehicle seat includes: a seat cushion and a seatback. The seat cushion includes a seating part, a front leg which is rotatably attached to and supports the seating part at a front side, and a pair of left and right rear legs which support a rear side of the seating part. The seatback is provided to the rear side of the seat cushion so as to be capable of falling rearward. The front leg is rotatably attached to a vehicle floor. The rear legs are detachably attached to the vehicle floor. The vehicle seat is adapted to be arranged from a seating mode into at least three of a plurality of modes including a table mode, a rear seat enter/exit mode, a storage mode, a foot rest mode, a flat luggage compartment mode, a rearward facing child safety seat mode. | 12-10-2009 |
20120037336 | VEHICLE HEAT MANAGEMENT DEVICE - When there is an extremely low ambient temperature, an electronic control unit controls operation of a circulation path for coolant water in such a manner that, after starting of an engine, the coolant water is supplied from the engine first to a throttle valve and an EGR valve and then to an oil warmer for a transmission. This solves a failure problem in the throttle valve and the EGR valve caused by frost formation at an early stage. As a result, desired operating performance of the vehicle is quickly ensured and heat management in the vehicle is carried out in a desired manner when there is an extremely low ambient temperature. | 02-16-2012 |
Patent application number | Description | Published |
20090004827 | LEAD CUTTER AND METHOD OF FABRICATING SEMICONDUCTOR DEVICE - Aimed at stably forming sheared surfaces of leads of semiconductor devices, and at raising ratio of formation of plated layers onto the sheared surfaces of the leads, a lead cutter has a die | 01-01-2009 |
20090093086 | LEAD FORMING APPARATUS AND METHOD OF FABRICATING SEMICONDUCTOR DEVICE - A lead forming apparatus has a function of bending leads of a semiconductor device having leads into a gull wing shape. The lead forming apparatus includes: a lead bending die, as a lower die, allowing thereon placement of the semiconductor device and accepting the leads in the bending leads; a lead bending punch, as an upper die, descending towards the lead bending die so as to move the leads of the semiconductor device towards the lead bending die, to thereby bend the leads into a gull wing shape; and a first stopper specifying the bottom dead center of the lead bending punch, so as to ensure a distance not smaller than thickness of the leads between the bottom surface of the lead bending punch and the top surface of a portion, allowing thereon placement of the leads, of the lead bending die. | 04-09-2009 |
20090255389 | Lead cutter and method of cutting lead - There is provided a lead cutter that enables micro-adjusting a cutting clearance between a punch and a die with high accuracy. The lead cutter includes a die on which the lead provided in an encapsulating resin enclosing a semiconductor chip is to be placed, a punch that vertically moves relative to the die to thereby cut the lead, and a temperature controller that controls a temperature of at least one of the punch and the die, so as to adjust a clearance between the punch and the die. | 10-15-2009 |
20100018374 | Cutting machine and method of measuring clearance - A cutting machine including a die, and a cutting punch having a cutting edge, and configured to bring the cutting punch close to the die to have the cutting edge face to a surface of the die thereby cut a work, the cutting punch being provided with a local slope, wherein the cutting machine is configured, using a light source, to irradiate a light such that the light transmit through the clearance between the cutting punch and the surface of the die and to reflect on the local slope such that the direction of the path of the light is changed so as to yield reflected light to be observed is provided. | 01-28-2010 |
20100020313 | Tilt inspection apparatus and method of inspecting tilt - A tilt inspection apparatus which detects tilt of an object to be observed with respect to a placement surface on which the object is placed, including: a light source which irradiates light or projects an image onto the object to be observed; a light shield plate which has a first slit extended in a first direction and a second slit extended in a second direction normal to the first direction, and is disposed between the light source and the object to be observed; and a carriage mechanism which supports the light shield plate so as to be rotatable in the in-plane direction of the light shield plate, and fixes the light shield plate while aligning the first slit normal to the placement surface is provided. | 01-28-2010 |
20110038979 | Die unit and method of manufacturing die unit - A die unit that maintains uniform quality of a work despite continuous operation is provided. The die unit includes a lower die holder including a base hole, an upper die holder including a through hole, a pillar having an end portion inserted to the base hole and the other end portion slidably inserted through the through hole, so as to allow the upper die holder to slide toward and away from the lower die holder, an annular bushing attached to the through hole so as to slide along the pillar, and a die element and a punch attached to one of the lower die holder and the upper die holder respectively. A spacer is provided at least one of between an inner circumferential surface of the through hole and the bushing, and between an inner circumferential surface of the base hole and the pillar, and the spacer has lower thermal conductivity than the upper die holder or the lower die holder on which the spacer is provided. | 02-17-2011 |
Patent application number | Description | Published |
20080292879 | Article Formed Into Sheet, Method for Producing the Same and Exothermic Formed Article - A molded article containing a powder and a fibrous material which is obtained by a wet papermaking process. The fibrous material has a fiber length frequency distribution such that 30% to 90% of the fibrous material have a fiber length of 0.4 to 2.0 mm and that 9% to 50% of the fibrous material has a fiber length of 0.4 mm or less. The molded article contains at least 50% by weight of the powder. | 11-27-2008 |
20090101867 | HEAT GENERATING ELEMENT AND PRECURSOR THEREOF - A heat generating element of the present invention contains an oxidizable metal, a moisture retaining agent, water, an electrolyte as an oxidation promoter, and a particulate hardening inhibitor. The particle size of the particulate hardening inhibitor is preferably 25% or smaller of that of the oxidizable metal. The heat generating element in which the oxidizable metal to the particulate hardening inhibitor mass ratio is preferably 1 to 30. The particulate hardening inhibitor preferably has a particle size of 10 μm or smaller. | 04-23-2009 |
20100316863 | GAS BARRIER MATERIAL - Provided is a material for gas barrier containing cellulose fibers having an average fiber diameter of not more than 200 nm, wherein the content of the carboxyl group in a cellulose composing the cellulose fiber is 0.1 to 2 mmol/g. A molded composite having gas barrier properties such as high oxygen barrier properties can be produced by applying the material for gas barrier on a substrate and drying. | 12-16-2010 |
20110262731 | SUSPENSION OF CELLULOSE FIBERS, FILM AND METHOD FOR PRODUCING THE SAME - The present invention provides the suspension of cellulose fibers suitable for producing an oxygen gas barrier film. The present invention provides a suspension of cellulose fibers containing cellulose fibers, a polyvalent metal and a volatile base, wherein the cellulose fibers have an average fiber diameter of not more than 200 nm and the content of carboxyl groups of cellulose composing the cellulose fibers of 0.1 to 2 mmol/g. The suspension is a good material for a film having oxygen gas barrier properties. The present invention provides a film containing cellulose fibers and an inorganic or organic metal salt, wherein the cellulose fibers have an average fiber diameter of not more than 200 nm and the content of carboxyl groups of cellulose composing the cellulose fibers of 0.1 to 2 mmol/g. | 10-27-2011 |
20110281487 | GAS BARRIER MOLDED ARTICLE AND METHOD FOR PRODUCING THE SAME - The present invention provides the gas barrier molded article having high permeation barrier properties against oxygen gas, water vapor and the like. A gas barrier material containing cellulose fibers having an average fiber diameter of not more than 200 nm wherein the content of carboxyl group in a cellulose ranges from 0.1 to 2 mmol/g; and further a cross-linking agent having a reactive functional group or the cellulose fibers being dried or heated or a gas barrier molded article containing a molded substrate and a layer composed of the gas barrier material on the surface of the molded substrate. | 11-17-2011 |
20120000392 | SUSPENSION OF CELLULOSE FIBERS AND METHOD FOR PRODUCING THE SAME - A suspension of cellulose fibers, containing a cellulose fiber, wherein the cellulose fiber contains a cellulose fiber with an average fiber diameter of not more than 200 nm, a content of carboxyl groups in cellulose composing the cellulose fibers is 0.1 to 2 mmol/g, and a metal selected from a polyvalent metal and a monovalent metal (with the proviso that single sodium is excluded) is contained in the cellulose fiber to form a counter ion for the carboxyl group. | 01-05-2012 |
20120237761 | MEMBRANE STRUCTURE, PROCESS FOR MAKING MEMBRANE STRUCTURE, AND AQUEOUS DISPERSION FOR FORMING MEMBRANE STRUCTURE - A membrane structure contains cellulose microfibers and an inorganic layered compound. The cellulose constituting the cellulose microfibers has a carboxyl content of 0.1 to 3 mmol/g. The mass ratio of the inorganic layered compound to the cellulose microfibers is 0.01 to 100. The inorganic layered compound preferably has an average particle size of 0.01 to 10 μm and has an amount of charge of 1 to 1000 eq/g. The membrane structure is preferably prepared by using an aqueous dispersion containing cellulose microfibers having a carboxyl content of 0.1 to 3 mmol/g, an inorganic layered compound, and a basic substance. | 09-20-2012 |
20120283363 | COMPOSITE MATERIAL - A composite material of the invention is a mixture of cellulose microfibers having a carboxyl group content of 0.1 to 3 mmol/g and a moldable polymeric material selected from the group consisting of a biomass-derived polymer and a petroleum-derived polymer. The biomass-derived polymer is preferably polylactic acid or pulp. The cellulose microfibers are preferably present in an amount of 0.01% to 60% by mass. Another composite material of the invention is a mixture of cellulose composite microfibers and a moldable resin, the cellulose composite microfibers being obtained by adsorbing a surfactant onto cellulose microfibers having a carboxyl group content of 0.1 to 3 mmol/g. | 11-08-2012 |