Patent application number | Description | Published |
20090192328 | PROCESS FOR PRODUCING 2-HYDROXY-4-(METHLTHIO)BUTYRATE COMPOUNDS AND INTERMEDIATES THEREOF - A process for producing a 2-hydroxy-4-(methylthio)butyrate compound represented by the formula (2): | 07-30-2009 |
20090287025 | Fluorinating agent and method for producing fluorine-containing compound using the same - A method for producing a fluorine-containing organic compound represented by the formula (7): | 11-19-2009 |
20110178309 | PROCESS FOR PRODUCING ALPHA-HYDROXYKETONE COMPOUND - A process for producing an α-hydroxyketone compound, which comprises subjecting an aldehyde compound to a coupling reaction in the presence of an alkoxyimidazolidine compound represented by the formula (1) wherein R | 07-21-2011 |
20120010417 | METHOD FOR PRODUCING ALCOHOL COMPOUND - A method for producing an alcohol compound, wherein a carboxylic acid ester compound is reduced with hydrogen in the presence of a ruthenium complex which is obtained by reacting an imidazolium salt (A) having at least one optionally substituted amino group with a ruthenium compound (B) in the presence of a base (C). | 01-12-2012 |
20120029195 | METHOD FOR PRODUCING ALCOHOL COMPOUND AND CATALYST THEREFOR - A method for producing an alcohol compound, wherein a carboxylic acid ester compound is reduced with hydrogen in the presence of a ruthenium complex which is obtained by reacting a pyridine compound having at least one optionally substituted amino group with a ruthenium compound. | 02-02-2012 |
20120097891 | POTASSIUM FLUORIDE DISPERSION AND PROCESS FOR PRODUCING FLUORINE-CONTAINING ORGANIC COMPOUND USING THE SAME - A potassium fluoride dispersion essentially consisting of potassium fluoride and an aprotic organic solvent having a boiling point higher than that of methanol, which is obtainable by mixing a mixture containing potassium fluoride and 5 to 50 parts by weight of methanol per 1 part by weight of potassium fluoride with the aprotic organic solvent followed by concentrating the obtained mixture, and a process for producing a fluorine-containing organic compound comprising contacting an organic compound having at least one group capable of being substituted nucleophilically with a fluorine atom with the potassium fluoride dispersion. | 04-26-2012 |
20120142946 | PRODUCTION METHOD OF HALOGEN-SUBSTITUTED PHTHALIDE - Disclosed is a method for producing a halogen-substituted phthalide, which includes a reaction step of reacting a halogen-substituted phthalic anhydride with sodium borohydride. | 06-07-2012 |
20120142981 | METHOD FOR PRODUCING 1,1,3-TRICHLORO-1-PROPENE - A production method of 1,1,3-trichloro-1-propene comprising the following steps A and B; | 06-07-2012 |
20130012737 | PROCESS FOR PRODUCING SULFUR-CONTAINING AMINO ACID OR SALT THEREOF - According to the present invention, a new process for producing a sulfur-containing amino acid without using of hydrogen cyanide or sodium azide which requires careful handling as a raw material can be provided. | 01-10-2013 |
20130023696 | PROCESS FOR PRODUCING SULFUR-CONTAINING AMINO ACIDS - The present invention relates to a process for producing a sulfur-containing amino acid, comprising a step of oxidizing a 2-aminoethanol compound having, at position 2, a sulfur-containing hydrocarbon group having 1 to 24 carbon atoms in the presence of copper and water. | 01-24-2013 |
20130035506 | PROCESS FOR PRODUCING SULFUR-CONTAINING AMINO ACIDS - The present invention relates to a process for producing a sulfur-containing amino acid, comprising a step of oxidizing a 2-aminoethanol compound having, at position 2, a sulfur-containing hydrocarbon group having 1 to 24 carbon atoms in the presence of oxygen and at least one transition metal selected from the group consisting of the elements of Groups 8, 9 and 10 of the periodic table. | 02-07-2013 |
20130060032 | POTASSIUM FLUORIDE DISPERSION AND PROCESS FOR PRODUCING FLUORINE-CONTAINING ORGANIC COMPOUND USING THE SAME - A potassium fluoride dispersion essentially consisting of potassium fluoride and an aprotic organic solvent having a boiling point higher than that of methanol, which is obtainable by mixing a mixture containing potassium fluoride and 5 to 50 parts by weight of methanol per 1 part by weight of potassium fluoride with the aprotic organic solvent followed by concentrating the obtained mixture, and a process for producing a fluorine-containing organic compound comprising contacting an organic compound having at least one group capable of being substituted nucleophilically with a fluorine atom with the potassium fluoride dispersion. | 03-07-2013 |
20130109884 | PROCESS FOR PRODUCING ALPHA-KETOCARBOXYLIC ACID | 05-02-2013 |
20130143279 | PROCESS FOR PRODUCING METHIONINE - The present invention relates to a process for producing methionine, comprising a first step of reacting 2-amino-3-buten-1-ol with methanethiol, and a second step of oxidizing 2-amino-4-methylthio-1-butanol obtained in the first step. The present invention also relates to a process for producing 2-amino-4-methylthio-1-butanol, comprising a step of reacting 2-amino-3-buten-1-ol with methanethiol. | 06-06-2013 |
Patent application number | Description | Published |
20130137896 | PROCESS FOR PREPARING SULFUR-CONTAINING 2-KETOCARBOXYLATE COMPOUND - The present invention provides a novel process for preparing a sulfur-containing 2-ketocarboxylate compound without using any enzyme. The process comprises a step of oxidizing a hydroxyacetate compound having an optionally-substituted sulfur-containing hydrocarbon group at 2-position in the presence of ruthenium metal or a ruthenium compound. Preferably, the step is carried out under pressurized condition, and more preferably, in the presence of at least one typical metal selected from the group consisting of an alkali metal compound and an alkaline earth metal compound. | 05-30-2013 |
20130137897 | PROCESS FOR PREPARING SULFUR-CONTAINING 2-KETOCARBOXYLATE COMPOUND - The present invention provides a novel process for preparing a sulfur-containing 2-ketocarboxylate compound without using any enzyme. The process comprises a step of oxidizing a hydroxyacetate compound having an optionally-substituted sulfur-containing hydrocarbon group at 2-position in the presence of a vanadium compound. Preferably, the step is carried out further in the presence of oxygen, and more preferably, in the presence of an organic solvent. | 05-30-2013 |
20130150611 | PROCESS FOR PRODUCING CARBOXYLIC ACID ESTER - The present invention relates to a process for producing a carboxylic acid ester, comprising a step of oxidizing an aldehyde by mixing an alcohol, carbon dioxide, the aldehyde and at least one compound selected from the group consisting of compounds represented by the formulae (2-1) and (2-2): | 06-13-2013 |
20130158292 | METHOD FOR PRODUCING METHIONINE - A novel method capable of producing methionine without using hydrogen cyanide as a raw material has been desired. The present invention relates to a method for producing methionine including Step A of oxidizing 4-methylthio-2-oxo- | 06-20-2013 |
20130281709 | PROCESS FOR PRODUCING ALPHA-HYDROXYKETONE COMPOUND - An object of the present invention is to produce an α-hydroxyketone compound easily and effectively. Provided is a process for producing an α-hydroxyketone compound comprising a stirring step of stirring one or more aldehyde compounds or polymers thereof in the presence of a base and an imidazolinium salt represented by the formula (1): | 10-24-2013 |
20140235867 | METHOD FOR PRODUCING ALPHA-HYDROXY KETONE COMPOUND - The present invention relates to a specific thiazolium salt used for producing an α-hydroxy ketone compound, and a method for producing an α-hydroxy ketone compound by carrying out a coupling reaction of an aldehyde compound in the presence of a base compound and the specific thiazolium salt. | 08-21-2014 |
Patent application number | Description | Published |
20120316362 | STABLE AQUEOUS ACRYLAMIDE SOLUTION - The present invention provides a process for stabilizing an aqueous acrylamide solution. The present invention also provides a stable aqueous acrylamide solution containing acetaldehyde at a weight ratio relative to acrylamide of 1.5 mg/Kg to 4 mg/Kg. | 12-13-2012 |
20140080914 | AQUEOUS ACRYLAMIDE SOLUTION, STABILIZER FOR AQUEOUS ACRYLAMIDE SOLUTION, AND STABILIZATION METHOD FOR AQUEOUS ACRYLAMIDE SOLUTION - There is provided an aqueous acrylamide solution including 2,2,6,6-tetramethylpiperidine 1-oxyl in the ratio of 2 to 100 mg and manganese ions in the ratio of 0.2 to 2.0 mg per 1 kg of acrylamide. According to the present invention, an aqueous acrylamide solution having favorable quality and high stability with suppressed polymerization of acrylamide, a stabilizer used therefore, and a stabilization method can be provided. | 03-20-2014 |
20140087434 | METHOD FOR PRODUCING AQUEOUS ACRYLAMIDE SOLUTION - There is provided a method for producing an aqueous acrylamide solution by reacting a composition including acrylonitrile with water to produce acrylamide, in which the composition including acrylonitrile includes 3 to 15 mg of propionitrile per 1 kg of the total weight of the composition including acrylonitrile. According to the present invention, a production method with which it is possible to suppress acrylamide polymerization without lowering quality and thereby obtain a stable aqueous acrylamide solution can be provided. | 03-27-2014 |
20140106415 | METHOD FOR PRODUCING ACRYLAMIDE AQUEOUS SOLUTION - There is provided a method for producing an aqueous acrylamide solution by producing acrylamide by reacting a composition including acrylonitrile with water, in which the composition including acrylonitrile includes 20 to 80 mg of methacrylonitrile per 1 kg of the total weight of the composition including acrylonitrile. According to the present invention, a production method allowing stable obtainment of an aqueous acrylamide solution can be provided as polymerization of the acrylamide can be suppressed without causing a decreas+455e in quality. | 04-17-2014 |
Patent application number | Description | Published |
20090135523 | MICROACTUATOR, HEAD GIMBAL ASSEMBLY, AND DISK DRIVE DEVICE - Embodiments of the present invention relate to approaches to effectively let noise on a head slider bonded to a silicon substrate of a microactuator, escape to the ground. A head gimbal assembly (HGA) according to an embodiment of the present invention comprises a microactuator bonded to a gimbal tongue. The microactuator comprises a piezoelectric element and a movable part for moving in response to expansion or contraction of the piezoelectric element. The motion of the movable part causes a head slider to slightly move. The microactuator further comprises a conductive path including an impurity-containing silicon layer formed on the silicon substrate. The conductive path transmits electric charge of the head slider to a suspension. The conductivity of the impurity-containing silicon layer is lower than the one of the silicon substrate so that the noise charge of the head slider may escape to the suspension. | 05-28-2009 |
20090251825 | Micro electro mechanical system and head gimbal assembly - Embodiments of the present invention help to prevent dropout of a head slider from an micro electrical mechanical system (MEMS) and damage of the MEMS. In an embodiment of the present invention, a suspension for a slider dynamic electric test (DET) comprises an MEMS for supporting a head slider. The MEMS has a clamper for holding a head slider and the clamper moved by an external force can attach or detach a head slider. The suspension comprises limiters for limiting the clamper's lateral movement. The limiters limit the clamper's undesirable movement, which prevents the clamper's lateral movement in attaching a head slider, a head slider's dropout and the MEMS's damage caused by a contact with a magnetic disk, or a head slider's dropout and the MEMS's damage in handling. | 10-08-2009 |
20100238581 | HEAD GIMBAL ASSEMBLY AND DISK DRIVE - A head gimbal assembly including a gimbal provided with a tongue comprising a stage; a sub-mount comprising a laser diode, wherein the laser diode is disposed internally in the sub-mount, and wherein the sub-mount is mounted on said stage; a head slider for thermally assisted recording, wherein the head slider is disposed on the sub-mount; a first piezoelectric element; a second piezoelectric element; and a plurality of lead wires. | 09-23-2010 |
20110096438 | HEAD-GIMBAL ASSEMBLY WITH TRACE CONFIGURED TO REDUCE STRESS ON A MICROACTUATOR AND DISK DRIVE INCLUDING THE HEAD-GIMBAL ASSEMBLY - A head-gimbal assembly. The head-gimbal assembly includes a gimbal including a tongue, a stage forming a portion of the tongue, a head-slider bonded to the stage, first and second piezoelectric elements disposed on a rear side of the stage within an area of the tongue, and a trace formed on the gimbal. The first and second piezoelectric elements include respectively both a front connection pad and a rear connection pad, and are configured to extend and to contract in a fore-and-aft direction. The trace includes a plurality of leads for connecting a plurality of connection pads interconnected with a plurality of connection pads of the head-slider and configured for interconnection to connection pads of a preamplifier integrated circuit. The plurality of leads runs through and in between the front connection pad of the first piezoelectric element and the front connection pad of the second piezoelectric element. | 04-28-2011 |
Patent application number | Description | Published |
20100039301 | VARIABLE LENGTH DECODER, ENCODER, AND VARIABLE LENGTH DECODING METHOD - A variable length decoder that decodes a variable length code to output data including a run and a level, the variable length decoder includes a memory that stores an output format of a run and a level according to a prefix for specifying an area which is generated by dividing a run-level plane based on the run; a extraction circuit that extracts the prefix, run computation data, and level computation data from the variable length code; and an output circuit that accesses the memory based on the prefix and outputs the data based on the run computation data and the level computation data. | 02-18-2010 |
20100067575 | DECODING METHOD, DECORDER AND DECODING APPARATUS - A decoding method generates a rectangular residual image by performing an inverse quantization and inverse frequency conversion processes based on coefficient data, a rectangular predicted image by reading a reference image based on motion vector data, and a decoded image by adding the residual image and the predicted image. The predicted images with respect to at least two or more rectangular regions are stored when generating the rectangular predicted image, and a predicted image ready signal notifies that the predicted image with respect to the at least two or more rectangular regions has been generated. The timings to store the coefficient data and the motion vector data are controlled in response to the predicted image ready signal. | 03-18-2010 |
20100241897 | VARIABLE-LENGTH DATA STORING METHOD AND VARIABLE-LENGTH DATA STORING DEVICE - In order to enable a rewrite of stored data to be omitted and to reduce a processing time of error concealment even if an error is detected in a process for sequentially storing variable-length data in a memory and the rewrite of the stored data is necessary, variable-length data from which an error is not detected is sequentially stored at and after a predetermined position in the memory, and error information that includes a restoration address that corresponds to an area in which variable-length data from which an error is detected is to be stored and that specifies variable-length data stored earliest in the memory from among data to be replaced with error concealment data is stored at a position preceding the predetermined position, when the error is detected. | 09-23-2010 |
Patent application number | Description | Published |
20090080907 | OPTICAL PATH SWITCHING DEVICE, OPTICAL SCANNING DEVICE, AND IMAGE FORMING APPARATUS - A disclosed optical path switching device includes a polarization bistable VCSEL that emits a beam having a rising polarization plane, a laser light source configured to emit a beam having a polarization plane orthogonal to the rising polarization plane, and an optical path switching unit configured to switch an optical path of the beam emitted from the polarization bistable VCSEL by switching the angle of the rising polarization plane of the beam emitted from the polarization bistable VCSEL. The beam emitted from the polarization bistable VCSEL is incident on an entrance window of the optical path switching unit, and the beam emitted from the laser light source is incident on an exit window of the polarization bistable VCSEL. | 03-26-2009 |
20110134282 | IMAGING DEVICE - An imaging device includes a lens array including multiple lenses facing a subject; an image sensor obtaining a compound-eye image including single-eye images of the subject formed by the lenses; and a computing unit processing the compound-eye image obtained by the image sensor. The lenses have different radii of curvature and substantially the same back focal length, and the computing unit extracts an in-focus image from the compound-eye image. | 06-09-2011 |
20110216215 | IMAGE PICKUP APPARATUS AND RANGE DETERMINATION SYSTEM - An image pickup apparatus comprises a lens array with a plurality of lenses, a part of which lenses makes one or more stereo lens pairs; an image pickup device for taking a multifaceted compound-eye image consisting of a set of monocular images formed by the plural lenses; and a computing unit for computing range imagery from one or more pairs of the monocular images formed by said one or more stereo lens pairs. The computing unit includes imaging position determination means for determining from the monocular images an image pickup position of each of one or more subjects whose relative positional relationships with respect to the image pickup apparatus are known by dividing the multifaceted compound-eye image into the monocular images, and image distortion parameter determination means for determining an image distortion parameter based upon a determination result of the imaging position determination means. | 09-08-2011 |