Patents by Inventor Fujio Mizukami
Fujio Mizukami has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).
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Publication number: 20100104805Abstract: A transparent novel material/new technology realizing, in the technical field of packaging material, sealing material and display material, not only high thermostability but also excellence in flexibility, surface smoothness, dimensional stability and gas barrier properties.Type: ApplicationFiled: August 2, 2006Publication date: April 29, 2010Applicant: Nat Inst of Adv Industrial Sci and TechInventors: Takeo Ebina, Fujio Mizukami
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Publication number: 20090295103Abstract: [Problems to be Solved] To provide a graphite clay composite material, a process for producing the same, a gasket or packing comprising the composite material, and a clay dispersion used for the composite material, which can be applied to the various usages in a wide fields including; sealing material such as joint sheet, gasket, packing and the like, heat-release sheet, electromagnetic wave shielding material, sound-proof sheet and the like. [Means to Solving the Problems] A composite material comprising mainly a graphite and a clay, wherein the clay is laminated on and/or enters into a graphite layer.Type: ApplicationFiled: April 3, 2007Publication date: December 3, 2009Applicants: NATIONAL INSTITUTE OF ACVANCED INDUSTRIAL SCIENCE AND TECHNOLOGY, JAPAN MATEX CO., LTD.Inventors: Takeo Ebina, Yasuhisa Hasegawa, Fujio Mizukami, Nobuhiko Teshima, Katsuro Tsukamoto
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Publication number: 20090274860Abstract: The present invention provides a clay film and a member thereof, having low moisture permeability and gas permeability, having mechanical strength enabling use as a self-supporting film, having high flexibility and high heat resistance, being an electrical insulator and having low thermal conductivity; a clay film comprising clay alone, clay and a small amount of a reinforcing material, or clay, a small amount of an additive and a small amount of a reinforcing material and subjected to surface treatment; a clay film comprising clay and a small amount of a reinforcing material, or clay, a small amount of an additive and a small amount of a fibrous reinforcing material, and having gas impermeability; a multilayer film comprising a fabric and clay and having a composite multilayer structure comprising a clay layer and a fabric; and, an adhesive clay film having clay for a main component thereof and a single layer or multilayer structure in which an adhesive layer is preset on the clay film.Type: ApplicationFiled: December 11, 2005Publication date: November 5, 2009Applicant: NATIONAL INSTITUTE OF ADVANCED INDUSTRIAL SCIENCE AND TECHNOLGOYInventors: Takeo Ebina, Fujio Mizukami, Ryo Ishii, Kiyoshi Kobayashi
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Publication number: 20090239037Abstract: A method for producing a clay thin film, which is formed of clay alone or in combination with an additive and has a structure where oriented clay particles are laminated, the method including paste-making in which clay alone or in combination with an additive are dispersed in a dispersion medium formed of water, an organic solvent, or a mixed solvent of water and an organic solvent to prepare clay paste; coating in which a thin film is formed by coating the clay paste on a substrate; planarization in which the thin film is planarized; drying in which water, an organic solvent, or water and an organic solvent are removed from the thin film; and separation in which the thin film is separated from the substrate.Type: ApplicationFiled: September 19, 2006Publication date: September 24, 2009Applicants: TOMOEGAWA CO., LTD., National Institute of Advanced Industrial Science and TechnologyInventors: Hajime Tsuda, Tomohito Inoue, Katsumi Motegi, Takeo Ebina, Fujio Mizukami
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Publication number: 20090202806Abstract: The present invention provides a novel technology and a novel material having excellent pliability, gas barrier properties and water resistance, for the technical fields of packaging materials, sealing materials, electric insulating materials and the like, the present invention relates to a film of a material having a denatured clay as a main constituent thereof, wherein (1) the film comprises a denatured clay and an additive, (2) the weight ratio of the denatured clay is not less than 70% relative to total solids, (3) the film has gas barrier properties and water-vapor barrier properties, (4) the film has heat resistance, (5) the film has water resistance, (6) the film has sufficient mechanical strength to be used as a self-supporting film, and (7) the film can be formed on the surface of metals, plastics, rubber, paper and the like, and the present invention can provide a material comprising the denatured clay film in which denatured clay particles are highly oriented and which has excellent heat resistanceType: ApplicationFiled: February 11, 2008Publication date: August 13, 2009Inventors: Takeo EBINA, Kiyoshi Kobayashi, Ryo Ishii, Tatsuhiro Okada, Fujio Mizukami
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Clay Thin Film Substrate, Clay Thin Film Substrate with Electrode, and Display Device Using the Same
Publication number: 20090141230Abstract: A clay thin film substrate including a clay thin film having a structure, in which oriented clay particles are laminated; and at least a gas barrier inorganic layer which is laminated on at least one surface of the clay thin film.Type: ApplicationFiled: September 19, 2006Publication date: June 4, 2009Applicants: TOMOEGAWA CO., LTD., NATIONAL INSTITUTE OF ADVANCED INDUSTRIAL SCIENCEInventors: Tomohito Inoue, Hajime Tsuda, Katsumi Motegi, Takeo Ebina, Fujio Mizukami -
Publication number: 20090005543Abstract: The present invention provides a method for refolding protein produced, for example, by Escherichia coli, that is inactive due to an as yet unformed higher order structure, or protein deactivated due to a change in conformation for some reason. The invention comprises a method, refolding kit, refolding agent, and molding that activate a native function or activity inherent to a protein through treatment with zeolite beta of protein produced, for example, by Escherichia coli, that is inactive due to an as yet unformed higher order structure, or protein deactivated due to a change in conformation for some reason. The invention also comprises a method for producing an active protein that utilizes the same. As compared with conventional methods, the present invention can provide a novel method for activating protein function that is highly versatile and generalizable, that employs a simple and easy protocol, and that is inexpensive and enables repeated use of the function activator.Type: ApplicationFiled: September 4, 2008Publication date: January 1, 2009Applicant: National Inst of Adv Industrial Science and Tech.Inventors: Fujio MIZUKAMI, Yoshimichi Kiyozumi, Takuji Ikeda, Akiko Kawai, Takako Nagase, Kengo Sakaguchi, Hiroyuki Chiku
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Publication number: 20070112189Abstract: A high-silica content zeolite having a novel crystal structure, a zeolite membrane and manufacturing methods for these are provided, and the present invention relates to a zeolite having the chemical composition represented by [(Si36-xTy.O72).Mz] (wherein M is a cation of an alkali metal such as Li, Na, K or Rb, T represents Al, Ga, Fe and Ce as skeleton substituting elements, x satisfies 0?x?3.0, y satisfies 0?y?1.0 and z satisfies 0?z?3.0), and having a micropore formed of covalent bonds between Si and O atoms, with a specific diffraction peak at 2? in powder x-ray diffraction, together with a zeolite membrane and methods for manufacturing these.Type: ApplicationFiled: November 17, 2004Publication date: May 17, 2007Inventors: Takuji Ikeda, Kenichi Komura, Fujio Mizukami, Syuichi Niwa, Toshirou Yokoyama, Takaaki Hanaoka, Koichi Sato, Yoshimichi Kiyozumi, Yasuhisa Hasegawa, Sasidharan Manickam
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Publication number: 20070027248Abstract: The present invention provides a clay film with excellent flexibility, whose main component is natural clay or synthetic clay, and in which there is uniform orientation in the clay particle layer, and relates to a novel clay film that has enough mechanical strength to be used as a self-supporting film, and has a structure in which layers of clay particles are highly oriented, and in which the main constituent component of the clay film is mica, vermiculite, montmorillonite, iron montmorillonite, beidellite, saponite, hectorite, stevensite, or nontronite, and which has excellent flexibility, undergoes no structural change at high temperatures of 250° C. and up to 600° C., contains no pinholes, and has a gas permeation coefficient of less than 3.2×10?11 cm2s?1cmHg?1 at room temperature for helium, hydrogen, oxygen, nitrogen, or air.Type: ApplicationFiled: September 8, 2004Publication date: February 1, 2007Applicant: National Inst of Adv Industrial Science and Tech.Inventors: Takeo Ebina, Fujio Mizukami
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Publication number: 20060194279Abstract: The present invention provides a method for refolding protein produced, for example, by Escherichia coli, that is inactive due to an as yet unformed higher order structure, or protein deactivated due to a change in conformation for some reason. The invention comprises a method, refolding kit, refolding agent, and molding that activate a native function or activity inherent to a protein through treatment with zeolite beta of protein produced, for example, by Escherichia coli, that is inactive due to an as yet unformed higher order structure, or protein deactivated due to a change in conformation for some reason. The invention also comprises a method for producing an active protein that utilizes the same. As compared with conventional methods, the present invention can provide a novel method for activating protein function that is highly versatile and generalizable, that employs a simple and easy protocol, and that is inexpensive and enables repeated use of the function activator.Type: ApplicationFiled: July 7, 2004Publication date: August 31, 2006Inventors: Fujio Mizukami, Yoshimichi Kiyozumi, Takuji Ikeda, Akiko Kawai, Takako Nagase, Kengo Sakaguchi, Hiroyuki Chiku
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Patent number: 6911563Abstract: A method for carrying out a reaction of one substance capable of being activated by a catalyst with another substance capable of reacting with said one substance activated, characterized in that the substance capable of being activated is activated by passing the substance through a diaphragm type catalyst and the reaction is thus performed in one reaction step; a method for producing an aromatic alcohol utilizing the above method; and a reaction apparatus suitable for these reactions. In the method, one substance is activated by passing through a diaphragm type catalyst and an objective reaction is carried out by using the activated substance, and the reaction can be performed in one reaction step and with safety. Moreover, the contact of the above activated substance with a compound to be reacted therewith can be freely controlled, and therefore, over-reaction can be prevented and an objective product can be produced in high yield.Type: GrantFiled: December 27, 2001Date of Patent: June 28, 2005Assignees: National Institute of Advanced Industrial Science, NOK CorporationInventors: Fujio Mizukami, Shuichi Niwa, Makoto Toba, Naotsugu Itoh, Tomonari Saito, Takemi Nanba, Hiroshi Shoji, Kazuhiko Haba
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Publication number: 20040110995Abstract: A method for carrying out a reaction of one substance capable of being activated by a catalyst with another substance capable of reacting with said one substance activated, characterized in that the substance capable of being activated is activated by passing the substance through a diaphragm type catalyst and the reaction is thus performed in one reaction step; a method for producing an aromatic alcohol utilizing the above method; and a reaction apparatus suitable for these reactions. In the method, one substance is activated by passing through a diaphragm type catalyst and an objective reaction is carried out by using the activated substance, and the reaction can be performed in one reaction step and with safety. Moreover, the contact of the above activated substance with a compound to be reacted therewith can be freely controlled, and therefore, over-reaction can be prevented and an objective product can be produced in high yield.Type: ApplicationFiled: December 10, 2003Publication date: June 10, 2004Inventors: Fujio Mizukami, Shuichi Niwa, Makoto Toba, Naotsugu Itoh, Tomonari Saito, Takemi Nanba, Hiroshi Shoji, Kazuhiko Haba
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Patent number: 6270743Abstract: A method of manufacturing crystalline microporous material suitable for manufacturing a variety of crystalline microporous material under mild reaction conditions and under safe working environmental conditions by using simple installation. The crystalline microporous materials obtained by the present invention may be used as adsorbent agent, catalyst or separating material. According to the characterizing features of the manufacturing method of the present invention, there are provided a method of using cation compound or amine as crystallizing modifier and using, in combination, raw material including kanemite or silicon dioxide and a further method using raw material including silicon dioxide and aluminum salt. The method includes a step of mixing these components, a solid-liquid separating step for separating produced fine particles, and a crystallizing step for crystallizing the separated solid component.Type: GrantFiled: December 21, 1999Date of Patent: August 7, 2001Assignee: Kuboto CorporationInventors: Shinichi Shimizu, Fujio Mizukami, Yoshimichi Kiyozumi
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Patent number: 6022519Abstract: A method of manufacturing crystalline microporous material suitable for manufacturing a variety of crystalline microporous material under mild reaction conditions and under safe working environmental conditions by using simple installation. The crystalline microporous materials obtained by the present invention may be used as adsorbent agent, catalyst or separating material. According to the characterizing features of the manufacturing method of the present invention, there are provided a method of using cation compound or amine as crystallizing modifier and using, in combination, raw material including canemite or silicon dioxide and a further method using raw material including silicon dioxide and aluminum salt. The method includes a step of mixing these components, a solid-liquid separating step for separating produced fine particles, and a crystallizing step for crystallizing the separated solid component.Type: GrantFiled: May 28, 1999Date of Patent: February 8, 2000Assignees: Kuboto Corporation, Japan as represented by Director General of Agency of Industrial Science and TechnologyInventors: Shinichi Shimizu, Fujio Mizukami, Yoshimichi Kiyozumi
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Patent number: 5780102Abstract: A process includes a step of melting aluminium alkoxide in hexylene glycol (2-methyl 2,4-pentonediol). Then, the solution is subject hydrolysis. During this, hydrolysis and dehydrating condensation of hexylene glycol is controlled by alkoxide. This is found effective for obtaining alumina having uniform porous structure with high specific surface area.Type: GrantFiled: November 20, 1991Date of Patent: July 14, 1998Assignees: Agency of Industrial Science & Technology, Nissan Motor Company, LimitedInventors: Fujio Mizukami, Kazuyuki Maeda, Shuichi Niwa, Junichi Mine
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Patent number: 5595952Abstract: There is disclosed a crystalline aluminum organophosphate stable against heating, composed of a skeleton structure having micropores therein and represented by the following formula (I) in chemical composition:formula (I)[(Al.sub.2 O.sub.3).multidot.(RPO.sub.2).sub.x ]wherein R represents an alkyl group, and x is such a number that 2.0.ltoreq.x.ltoreq.3.6. The crystalline aluminum organophosphate is a microporous material having an inner wall of pores that is hydrophobic and has a flexibility, and it may be used as a separative adsorbent, a catalyst, a packing material for chromatography, and the like.Type: GrantFiled: March 9, 1995Date of Patent: January 21, 1997Assignee: Director-General of Agency of Industrial Science and TechnologyInventors: Kazuyuki Maeda, Yoshimichi Kiyozumi, Fujio Mizukami
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Patent number: 5286701Abstract: A catalyst for hydrazinolysis having high catalytic activity and long life concurrently with high thermal resistance is disclosed. The catalyst is composed of an alumina support having a substantially extended specific surface area and iridium being substantially supported thereon. The alumina support is prepared by the steps of adding aluminum alkoxide into hexyleneglycol (2-methyl-2, 4-pentanediol), heating at temperatures between 100.degree. and 200.degree. C. to form a sol, hydrolyzing the sol to a gel, and drying and calcining the gel.Type: GrantFiled: April 30, 1992Date of Patent: February 15, 1994Assignees: Agency of Industrial Science and Technology, Nissan Motor Company, Ltd.Inventors: Fujio Mizukami, Tsuneji Sano, Koji Masuda
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Patent number: 5185312Abstract: A catalyst for the decomposition of hyderazine is produced by impregnating alumina with a solution of iridium salt in a solvent and then drying and firing it. In this case, ethyl alcohol is used as a solvent. Such a catalyst has high catalytic activity and durability.Type: GrantFiled: February 14, 1992Date of Patent: February 9, 1993Assignees: Nissan Motor Co., Ltd., Agency of Industrial Science & TechnologyInventors: Fujio Mizukami, Tsuneji Sano, Koji Masuda
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Patent number: 5089456Abstract: A process for preparing a cordierite, which includes dissolving a silicon compound, an aluminum compound and a magnesium compound in a molar ratio of 1:0.7 to 1:0.3 to 0.5 in a complexing agent represented by the formula R(OCH.sub.2 CH.sub.2).sub.n OH, wherein R is an alkyl group and n is an integer of 1 to 4; heating the resulting solution to bring about a ligand exchange reaction of the silicon compound, aluminum compound and magnesium compound with the complexing agent; conducting hydrolysis to form a gel; drying the gel and sintering the dried gel at 800.degree. to 1450.degree. C.Type: GrantFiled: October 31, 1990Date of Patent: February 18, 1992Assignee: Agency of Industrial Science & TechnologyInventors: Kazuyuki Maeda, Fujio Mizukami, Shuichi Niwa, Makoto Toba, Kazuo Shimizu
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Patent number: 5077032Abstract: A process of production of alumina includes method for controlling specific surface area of alumina. Control of specific surface area is performed by controlling porous structure of alumina. In the process, aluminum alkoxide is subject hydrolysis for forming alumina sol. During hydrolysis process, polyether is used as organic solvent in order to control the porous structure of produced alumina.Type: GrantFiled: October 11, 1989Date of Patent: December 31, 1991Assignees: Agency of Industrial Science and Technology, Nissan Motor Company, Ltd.Inventors: Fujio Mizukami, Kazuyuki Maeda, Shuichi Niwa, Makoto Toba, Junichi Mine