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Jgc Corporation patents


Recent patent applications related to Jgc Corporation. Jgc Corporation is listed as an Agent/Assignee. Note: Jgc Corporation may have other listings under different names/spellings. We're not affiliated with Jgc Corporation, we're just tracking patents.

ARCHIVE: New 2018 2017 2016 2015 2014 2013 2012 2011 2010 2009 | Company Directory "J" | Jgc Corporation-related inventors


Nonhydrocarbon gas separation device and nonhydrocarbon gas separation method

Provided are a non-hydrocarbon gas separation device and the like capable of increasing a discharge pressure of a non-hydrocarbon gas to a downstream side while preventing an increase in size of equipment. In the non-hydrocarbon gas separation device, a first separation module (2a) and a second separation module (2b) connected to each other in series are each configured to separate a non-hydrocarbon from a natural gas through use of a separation membrane (20). ... Jgc Corporation

Pretreatment equipment for hydrocarbon gas to be liquefied and shipping base equipment

Provided are a liquefaction pretreatment facility for a hydrocarbon gas and the like in which, an influence of contained hydrogen sulfide and oxygen on liquefaction pretreatment can be reduced. In a liquefaction pretreatment facility for a hydrocarbon gas, adsorption vessels are each connected to a treatment gas line configured to supply a hydrocarbon gas containing water, hydrogen sulfide, and oxygen and are each packed with synthetic zeolite for adsorbing and removing water in the hydrocarbon gas. ... Jgc Corporation

Silica particle dispersion and production method of the same

Producing a silica particle by inhibiting the generation of incompletely reacted materials such as oligomers which have not been grown to the silica particles having the intended particle size. A dispersion liquid of a silica particle is produced by simultaneously adding, to a liquid substantially consisting of an organic solvent, a liquid containing silane alkoxide and a liquid containing an alkali catalyst and water to cause hydrolysis and polycondensations to produce a silica particle. ... Jgc Corporation

Silica-based polishing particle and abrasive

Provided is a silica-based polishing particle, particularly suitable for primary polishing, which provides a high polishing rate on the surface of a substrate and which prevents particle residues on the substrate after polishing, and an abrasive including the silica-based polishing particle. A silica-based polishing particle with a three-dimensional polycondensation structure containing an alkoxy group, wherein the particle has an average particle diameter (d) of 5 to 300 nm, an aspect ratio of more than 1.20 and 5.00 or less, and a carbon content of 0.005% by mass or more and less than 0.50% by mass.. ... Jgc Corporation

Silica-based polishing particle and abrasive

Provided is a silica-based polishing particle which can polish and flatten the surface of a substrate at a sufficient polishing rate with generation of scratches prevented, and successfully prevents generation of particle residues on a substrate after polishing. A silica-based polishing particle with a three-dimensional polycondensation structure containing an alkoxy group, wherein the particle has an average particle diameter (d) of 5 to 300 nm, an aspect ratio of 1.00 or more and 1.20 or less, and a carbon content of 0.005% by mass or more and less than 0.50% by mass.. ... Jgc Corporation

Silica-based composite fine-particle dispersion, method for producing same, and polishing slurry including silica-based composite fine-particle dispersion

A subject of this invention is to provide a dispersion liquid of a silica-based composite particle, which can rapidly polish silica film, si wafer or even hard-to-process material, can concurrently achieve high surface accuracy (less scratches, etc.), and can suitably be used for surface polishing of semiconductor devices including semiconductor substrate and wiring board, by virtue of its impurity-free nature. The subject is solved by a dispersion liquid of a silica-based composite particle that contains a silica-based composite particle that has a core particle mainly composed of amorphous silica, and bound thereto a ceria particle mainly composed of crystalline ceria, further has a silica film that covers them.. ... Jgc Corporation

Hydrotreating catalyst for hydrocarbon oil, process for producing same, and hydrotreating method

Provided herein is a hydrotreating catalyst for hydrocarbon oil having high desulfurization activity, and high abrasion strength and high compressive strength. A process for producing the hydrotreating catalyst is also provided. ... Jgc Corporation

Method of producing saccharides and method of producing ethanol

. . A method of producing saccharides, in which fluidity of the slurry including biomass can be retained; the used amount of the degrading enzyme can be reduced; and high concentration saccharides can be produced, is provided. In addition, a method of producing ethanol, in which high concentration ethanol can produced, is provided. ... Jgc Corporation

Method of producing saccharides having glucose as major component

A method of efficiently producing saccharides having glucose as the major component by inexpensively suppressing the non-productive adsorption of the enzyme to lignin is provided. The method of producing saccharides includes: a first step of preparing a water-soluble protein by adding at least any one of an animal protein and a vegetable protein to an aqueous sodium hydroxide solution or an aqueous calcium hydroxide solution to react with each other; a second step of adding the water-soluble protein to a slurry including a biomass; and a third step of producing saccharides having glucose as a major component by adding a degrading enzyme to the slurry for at least any one of a cellulose or a hemicellulose included in the biomass to be degraded by the degrading enzyme simultaneously with addition of the water-soluble protein to the slurry or after addition of the water-soluble protein.. ... Jgc Corporation

Porous silica particle, method for producing the same, and cleansing cosmetic containing the same

A porous silica particle with the small specific surface area and large pore volume, which is contained as the scrubbing agent in the cleansing cosmetics is provided. The porous silica particle has high collapsibility, and therefore the damage of the skin can be prevented. ... Jgc Corporation

Electric power converter and power amplifier

An electric power converter includes a first capacitor being located between an input terminal and an output terminal, and that connects a first terminal being located between the input terminal and a ground, a reactor that connects through electric contact between the first terminal and the output terminal, a switching element that connects through electric contact between the input terminal and the output terminal, and a control unit that executes a first pwm control process controlling a pulse width of the pwm waveform by on and off of the switching device according to the fluctuation of the output voltage, and that executes a second pwm control process widening a pulse width of the pwm and a duty cycle of a pwm than those of the previous cycle when a pulse width becomes a lower limit.. . ... Jgc Corporation

Gas liquefaction plant

In a gas liquefaction plant that produces a liquefied gas by liquefying a raw gas, a pipe rack portion in which an air-cooling heat exchanging system is disposed has a rectangular shape when viewed from above. A first compressor, a precooling heat exchanging portion, an auxiliary heat exchanging portion, and a fourth compressor are arranged in this order along one long side of the pipe rack portion. ... Jgc Corporation

Reciprocating stirring apparatus having micro bubble generating device

A reciprocating stirrer device with which favorable gas absorption into the stirred substance can be obtained. The reciprocating stirrer device is obtained from: a stirring vessel in which the substance to be stirred is placed; a reciprocating drive shaft provided inside the stirring vessel; a stirring blade connected and affixed so as to intersect the drive shaft; and a microbubble-generating unit. ... Jgc Corporation

Porous silica particle, method for producing the same, and cosmetic containing the same

An object of the present invention is to provide a porous silica particle with the small specific surface area and the large pore volume, a method for producing the same, and a cosmetic containing the porous silica particle with such characteristics as the texture improver. The porous silica particle according to the present invention has a structure sparsely packed with silica microparticles. ... Jgc Corporation

03/23/17 / #20170079890

Dental curable composition

The present invention provides a dental curable composition used for dental filling restorative materials, dental crown prosthesis materials such as inlays, crowns, and bridges, materials for constructing anchor teeth, block materials for dental cad/cam, etc. More specifically, the present invention provides a dental curable composition comprising a curable resin (a), a porous inorganic filler (b), and a polymerization initiator (c), wherein the porous inorganic filler (b) comprises a silicon dioxide, and an oxide comprising at least one kind of the other metallic elements, and a ratio (i1/i2) of a maximum absorbance (i1) of 3730 to 3750 cm−1 to a maximum absorbance (i2) of 3000 to 3600 cm−1 in infrared absorption spectrum of the porous inorganic filler (b), is not less than 2 and not more than 3.. ... Jgc Corporation

03/02/17 / #20170063147

Power source system

A power source system includes: a power storage device; a switch portion for connecting or disconnecting the power storage device to or from outside; a converter for converting electric power output from a power generation apparatus into external power; and a control unit for controlling a connection or disconnection operation of the switch portion, in which the control unit is for: disconnecting, when an output current of the power generation apparatus is low current, connection between the power storage device and the outside to charge the power storage device with the electric power output from the power generation apparatus; and controlling, when a voltage of the power storage device becomes higher than an operating voltage of the converter as a result of the charging, the connection or disconnection operation of the switch portion so as to connect the power storage device and the converter to output the stored electric power.. . ... Jgc Corporation








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