Patents by Inventor Hidenori Hinago
Hidenori Hinago 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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Patent number: 10727495Abstract: A nitrogen-containing carbon material containing a nitrogen atom, a carbon atom, and a metal element X, in which the atomic ratio (N/C) of the nitrogen atom to the carbon atom is 0.005 to 0.3, the content of the metal element X is 0.1 to 20% by mass, and the average particle diameter is 1 to 300 nm.Type: GrantFiled: March 11, 2015Date of Patent: July 28, 2020Assignee: ASAHI KASEI KABUSHIKI KAISHAInventors: Takeo Ichihara, Hidenori Hinago, Saya Tanaka
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Publication number: 20170018783Abstract: A nitrogen-containing carbon material containing a nitrogen atom, a carbon atom, and a metal element X, in which the atomic ratio (N/C) of the nitrogen atom to the carbon atom is 0.005 to 0.3, the content of the metal element X is 0.1 to 20% by mass, and the average particle diameter is 1 to 300 nm.Type: ApplicationFiled: March 11, 2015Publication date: January 19, 2017Applicant: ASAHI KASEI KABUSHIKI KAISHAInventors: Takeo ICHIHARA, Hidenori HINAGO, Saya TANAKA
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Patent number: 8956837Abstract: Provided is a production method of glycolic acid having a first step of preparing glycolonitrile from formaldehyde and hydrocyanic acid and a second step of hydrolyzing the glycolonitrile into glycolic acid directly or via a glycolate salt, which method can produce glycolic acid in easy production and purification steps while consuming less energy. In the production method, by carrying out the first and second steps continuously or by storing the glycolonitrile obtained in the first step at pH 4 or less and carrying out a hydrolysis reaction of the second step at from pH 5 to 9, a production yield of glycolic acid, activity for the production of glycolic acid and accumulated concentration of glycolic acid are improved, resulting in the production of glycolic acid having an improved purity and quality.Type: GrantFiled: December 19, 2011Date of Patent: February 17, 2015Assignee: Asahi Kasei Chemicals CorporationInventors: Hidenori Hinago, Hajime Nagahara, Toshiya Aoki
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Patent number: 8900754Abstract: The present invention provides an electrode comprising a carbon material obtained from an azulmic acid and a current collector and/or a binder.Type: GrantFiled: June 17, 2013Date of Patent: December 2, 2014Assignee: Asahi Kasei Chemicals CorporationInventors: Hidenori Hinago, Masashi Ishikawa
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Publication number: 20130295492Abstract: The present invention provides an electrode comprising a carbon material obtained from an azulmic acid and a current collector and/or a binder.Type: ApplicationFiled: June 17, 2013Publication date: November 7, 2013Inventors: Hidenori Hinago, Masashi Ishikawa
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Patent number: 8486565Abstract: The present invention provides an electrode comprising a carbon material obtained from an azulmic acid and a current collector and/or a binder.Type: GrantFiled: March 27, 2008Date of Patent: July 16, 2013Assignee: Asahi Kasei Chemicals CorporationInventors: Hidenori Hinago, Masashi Ishikawa
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Publication number: 20120094344Abstract: Provided is a production method of glycolic acid having a first step of preparing glycolonitrile from formaldehyde and hydrocyanic acid and a second step of hydrolyzing the glycolonitrile into glycolic acid directly or via a glycolate salt, which method can produce glycolic acid in easy production and purification steps while consuming less energy. In the production method, by carrying out the first and second steps continuously or by storing the glycolonitrile obtained in the first step at pH 4 or less and carrying out a hydrolysis reaction of the second step at from pH 5 to 9, a production yield of glycolic acid, activity for the production of glycolic acid and accumulated concentration of glycolic acid are improved, resulting in the production of glycolic acid having an improved purity and quality.Type: ApplicationFiled: December 19, 2011Publication date: April 19, 2012Inventors: Hidenori HINAGO, Hajime Nagahara, Toshiya Aoki
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Patent number: 8106238Abstract: Provided is a production method of glycolic acid having a first step of preparing glycolonitrile from formaldehyde and hydrocyanic acid and a second step of hydrolyzing the glycolonitrile into glycolic acid directly or via a glycolate salt, which method can produce glycolic acid in easy production and purification steps while consuming less energy. In the production method, by carrying out the first and second steps continuously or by storing the glycolonitrile obtained in the first step at pH 4 or less and carrying out a hydrolysis reaction of the second step at from pH 5 to 9, a production yield of glycolic acid, activity for the production of glycolic acid and accumulated concentration of glycolic acid are improved, resulting in the production of glycolic acid having an improved purity and quality.Type: GrantFiled: May 25, 2006Date of Patent: January 31, 2012Assignee: Asahi Kasei Chemicals CorporationInventors: Hidenori Hinago, Hajime Nagahara, Toshiya Aoki
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Patent number: 8092771Abstract: The present invention provides a process for producing a nitrogen-containing carbon material, comprising a first step of subjecting azulmic acid to a first heat treatment in an oxygen-containing gas atmosphere, thereby preparing a heat-treated product, and a second step of subjecting the heat-treated product to a second heat treatment in an inert gas atmosphere.Type: GrantFiled: March 27, 2008Date of Patent: January 10, 2012Assignee: Asahi Kasei Chemicals CorporationInventor: Hidenori Hinago
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Patent number: 8034976Abstract: The present invention provides a nitrogen-containing carbon material characterized in that it satisfies a specific relational expression between the number ratio of nitrogen atoms to carbon atoms and the number ratio of hydrogen atoms to carbon atoms and has peaks in specific regions in the X-ray diffraction and in the laser Raman spectrum. The nitrogen-containing carbon material of the present invention can be produced by carbonizing azulmic acid in an inert gas atmosphere, and it is useful as an electrode material or the like because it has a high nitrogen content and a low hydrogen content.Type: GrantFiled: September 22, 2006Date of Patent: October 11, 2011Assignee: Asahi Kasei Chemicals CorporationInventors: Hidenori Hinago, Hajime Nagahara
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Publication number: 20100159346Abstract: The present invention provides an electrode comprising a carbon material obtained from an azulmic acid and a current collector and/or a binder.Type: ApplicationFiled: March 27, 2008Publication date: June 24, 2010Inventors: Hidenori Hinago, Masashi Ishikawa
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Publication number: 20100111806Abstract: The present invention provides a process for producing a nitrogen-containing carbon material, comprising a first step of subjecting azulmic acid to a first heat treatment in an oxygen-containing gas atmosphere, thereby preparing a heat-treated product, and a second step of subjecting the heat-treated product to a second heat treatment in an inert gas atmosphere.Type: ApplicationFiled: March 27, 2008Publication date: May 6, 2010Inventor: Hidenori Hinago
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Publication number: 20090118541Abstract: Provided is a production method of glycolic acid having a first step of preparing glycolonitrile from formaldehyde and hydrocyanic acid and a second step of hydrolyzing the glycolonitrile into glycolic acid directly or via a glycolate salt, which method can produce glycolic acid in easy production and purification steps while consuming less energy. In the production method, by carrying out the first and second steps continuously or by storing the glycolonitrile obtained in the first step at pH 4 or less and carrying out a hydrolysis reaction of the second step at from pH 5 to 9, a production yield of glycolic acid, activity for the production of glycolic acid and accumulated concentration of glycolic acid are improved, resulting in the production of glycolic acid having an improved purity and quality.Type: ApplicationFiled: May 25, 2006Publication date: May 7, 2009Applicant: ASAHI KASEI CHEMICALS CORPORATIONInventors: Hidenori Hinago, Hajime Nagahara, Toshiya Aoki
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Publication number: 20090112020Abstract: The present invention provides a nitrogen-containing carbon material characterized in that it satisfies a specific relational expression between the number ratio of nitrogen atoms to carbon atoms and the number ratio of hydrogen atoms to carbon atoms and has peaks in specific regions in the X-ray diffraction and in the laser Raman spectrum. The nitrogen-containing carbon material of the present invention can be produced by carbonizing azulmic acid in an inert gas atmosphere, and it is useful as an electrode material or the like because it has a high nitrogen content and a low hydrogen content.Type: ApplicationFiled: September 22, 2006Publication date: April 30, 2009Inventors: Hidenori Hinago, Hajime Nagahara
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Patent number: 7498463Abstract: Disclosed is an oxide catalyst for use in catalytic oxidation or ammoxidation of propane or isobutane in the gaseous phase, which comprises a composition represented by the Mo1VaSbbNbcZdOn (wherein: Z is at least one element selected from the group consisting of tungsten, chromium, titanium, aluminum, tantalum, zirconium, hafnium, manganese, iron, ruthenium, cobalt, rhodium, nickel, palladium, platinum, zinc, boron, indium, germanium, tin, lead, bismuth, yttrium, gallium, rare earth elements and alkaline earth metals; and a, b, c, d, and n are, respectively, the atomic ratios of V, Sb, Nb, Z and O, relative to Mo), wherein 0.1?a<0.4, 0.1<b?0.4, 0.01?c?0.3, 0?d?1, with the proviso that a<b, and n is a number determined by and consistent with the valence requirements of the other elements present. Also disclosed is a process for producing an unsaturated carboxylic acid or an unsaturated nitrile by using the above-mentioned oxide catalyst.Type: GrantFiled: April 25, 2008Date of Patent: March 3, 2009Assignee: Asahi Kasei Kabushiki KaishaInventors: Hidenori Hinago, Mamoru Watanabe
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Publication number: 20080234513Abstract: Disclosed is an oxide catalyst for use in catalytic oxidation or ammoxidation of propane or isobutane in the gaseous phase, which comprises a composition represented by the Mo1VaSbbNbcZdOn (wherein: Z is at least one element selected from the group consisting of tungsten, chromium, titanium, aluminum, tantalum, zirconium, hafnium, manganese, iron, ruthenium, cobalt, rhodium, nickel, palladium, platinum, zinc, boron, indium, germanium, tin, lead, bismuth, yttrium, gallium, rare earth elements and alkaline earth metals; and a, b, c, d, and n are, respectively, the atomic ratios of V, Sb, Nb, Z and O, relative to Mo), wherein 0.1?a<0.4, 0.1<b?0.4, 0.01?c?0.3, 0?d?1, with the proviso that a<b, and n is a number determined by and consistent with the valence requirements of the other elements present. Also disclosed is a process for producing an unsaturated carboxylic acid or an unsaturated nitrile by using the above-mentioned oxide catalyst.Type: ApplicationFiled: April 25, 2008Publication date: September 25, 2008Applicant: Asashi Kasei Kabushiki KaishaInventors: Hidenori Hinago, Mamoru Watanabe
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Patent number: 7378541Abstract: Disclosed is an oxide catalyst for use in catalytic oxidation or ammoxidation of propane or isobutane in the gaseous phase, which comprises a composition represented by the Mo1VaSbbNbcZdOn (wherein: Z is at least one element selected from the group consisting of tungsten, chromium, titanium, aluminum, tantalum, zirconium, hafnium, manganese, iron, ruthenium, cobalt, rhodium, nickel, palladium, platinum, zinc, boron, indium, germanium, tin, lead, bismuth, yttrium, gallium, rare earth elements and alkaline earth metals; and a, b, c, d, and n are, respectively, the atomic ratios of V, Sb, Nb, Z and O, relative to Mo), wherein 0.1?a<0.4, 0.1<b?0.4, 0.01?c?0.3, 0?d?1, with the proviso that a<b, and n is a number determined by and consistent with the valence requirements of the other elements present. Also disclosed is a process for producing an unsaturated carboxylic acid or an unsaturated nitrile by using the above-mentioned oxide catalyst.Type: GrantFiled: July 11, 2006Date of Patent: May 27, 2008Assignee: Asahi Kasei Kabushiki KaishaInventors: Hidenori Hinago, Mamoru Watanabe
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Publication number: 20060252954Abstract: Disclosed is an oxide catalyst for use in catalytic oxidation or ammoxidation of propane or isobutane in the gaseous phase, which comprises a composition represented by the Mo1VaSbbNbcZdOn (wherein: Z is at least one element selected from the group consisting of tungsten, chromium, titanium, aluminum, tantalum, zirconium, hafnium, manganese, iron, ruthenium, cobalt, rhodium, nickel, palladium, platinum, zinc, boron, indium, germanium, tin, lead, bismuth, yttrium, gallium, rare earth elements and alkaline earth metals; and a, b, c, d, and n are, respectively, the atomic ratios of V, Sb, Nb, Z and O, relative to Mo), wherein 0.1?a<0.4, 0.1<b?0.4, 0.01?c?0.3, 0?d?1, with the proviso that a<b, and n is a number determined by and consistent with the valence requirements of the other elements present. Also disclosed is a process for producing an unsaturated carboxylic acid or an unsaturated nitrile by using the above-mentioned oxide catalyst.Type: ApplicationFiled: July 11, 2006Publication date: November 9, 2006Inventors: Hidenori Hinago, Mamoru Watanabe
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Patent number: 7109144Abstract: Disclosed is an oxide catalyst for use in catalytic oxidation or ammoxidation of propane or isobutane in the gaseous phase, which comprises a composition represented by the Mo1VaSbbNbcZdOn (wherein: Z is at least one element selected from the group consisting of tungsten, chromium, titanium, aluminum, tantalum, zirconium, hafnium, manganese, iron, ruthenium, cobalt, rhodium, nickel, palladium, platinum, zinc, boron, indium, germanium, tin, lead, bismuth, yttrium, gallium, rare earth elements and alkaline earth metals: and a, b, c, d, and n are, respectively, the atomic ratios of V, Sb, Nb, Z and O, relative to Mo), wherein 0.1?a<0.4, 0.1<b?0.4, 0.01?c?0.3, 0?d?1, with the proviso that a<b, and n is a number determined by and consistent with the valence requirements of the other elements present. Also disclosed is a process for producing an unsaturated carboxylic acid or an unsaturated nitrile by using the above-mentioned oxide catalyst.Type: GrantFiled: December 11, 2001Date of Patent: September 19, 2006Assignee: Asahi Kasei Kabushiki KaishaInventors: Hidenori Hinago, Mamoru Watanabe
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Catalyst for use in catalytic oxidation or ammoxidation of propane or isobutane in the gaseous phase
Patent number: 7087551Abstract: Disclosed is an oxide catalyst comprising an oxide represented by the formula Mo1VaNbbXcYdZeQfOn (wherein: X is at least one element selected from the group consisting of Te and Sb; Y is at least one element selected from the group consisting of Al and W; Z is at least one element selected from the group consisting of elements which individually form an oxide having a rutile structure and a Z oxide having a rutile structure is used as a source of Z for producing the catalyst; Q is at least one element selected from the group consisting of titanium, tin, germanium, lead, tantalum, ruthenium, rhenium, rhodium, iridium, platinum, chromium, manganese, technetium, osmium, iron, arsenic, cerium, cobalt, magnesium, nickel and zinc, and a Q compound not having a rutile structure is used as a source of Q for producing the catalyst; and a, b, c, d, e, f and n are, respectively, the atomic ratios of V, Nb, X, Y, Z, Q and O, relative to Mo).Type: GrantFiled: August 30, 2002Date of Patent: August 8, 2006Assignee: Asahi Kasei Kabushiki KaishaInventors: Satoru Komada, Hidenori Hinago, Osamu Nagano, Mamoru Watanabe