Patents Assigned to JGC Catalysts and Chemical Ltd.
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Patent number: 11998898Abstract: Hydrotreating catalysts are provided having one or more phosphorus components carried on a composite support of a titanium-loaded binder component and post-framework modified ultra-stable Y-type zeolite. The support comprises the titanium-loaded binder component and a post-framework modified ultra-stable Y-type (USY) zeolite in which a portion of aluminum atoms constituting a zeolite framework thereof is substituted with zirconium atoms and/or titanium atoms and/or hafnium atoms. The active components including the phosphorous active component and one or more hydrocracking metals active components loaded on the support.Type: GrantFiled: November 29, 2022Date of Patent: June 4, 2024Assignees: Saudi Arabian Oil Company, JGC Catalysts and Chemicals Ltd., Japan Cooperation Center for Petroleum and Sustainable EnergyInventors: Omer Refa Koseoglu, Robert Peter Hodgkins, Yusuke Matsumoto, Koji Uchida, Naoya Kojima
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Publication number: 20240166526Abstract: A silica-alumina powder, a method for producing the same, and a fluid catalytic cracking catalyst including this silica-alumina powder are provided. The silica-alumina powder contains SiO2 within a predetermined range, has a specific surface area within a predetermined range, and has a pore volume and an acid amount within predetermined ranges. An alumina raw material includes one of boehmite, pseudo-boehmite, and mainly amorphous alumina gel. The method for producing the silica-alumina powder includes a step of mixing an aqueous solution including alumina hydrate and an aqueous solution containing a silica precursor to prepare an aqueous solution including a silica-alumina precursor; a step of adjusting the pH of the aqueous solution to be within a predetermined range, and then heat-treating the aqueous solution; and a step of cooling the aqueous solution or silica-alumina slurry, then separating and washing a solid, and then drying or further calcining the solid.Type: ApplicationFiled: December 27, 2021Publication date: May 23, 2024Applicant: JGC CATALYSTS AND CHEMICALS LTD.Inventors: Hiroshi Matsumoto, Shunji Tsuruta, Tomohiro Mitsui, Yusuke Takamiya, Takaki Mizuno, Yuka Seto, Hiroshi Yamazaki
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Patent number: 11935827Abstract: Catalyst particles comprising one or more active metal components and methods for manufacturing such catalyst particles are provided. The particles are a composite of a granulating agent or binder material such as an inorganic oxide, and an ultra-stable Y (hereafter “USY”) zeolite in which some of the aluminum atoms in the framework are substituted with zirconium atoms and/or titanium atoms and/or hafnium atoms. The one or more active phase components are incorporated in a composite mixture of the inorganic oxide binder and the post-framework modified USY zeolite prior to forming the catalyst particles.Type: GrantFiled: January 18, 2022Date of Patent: March 19, 2024Assignees: Saudi Arabian Oil Company, JGC Catalysts & Chemicals Ltd., Japan Cooperation Center for Petroleum and Sustainable EnergyInventors: Omer Refa Koseoglu, Robert Peter Hodgkins, Koji Uchida
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Patent number: 11896959Abstract: To provide a catalyst capable of hydrotreating a hydrocarbon oil with high desulfurization activity. A hydrotreating catalyst for a hydrocarbon oil includes: an inorganic composite oxide carrier including alumina as a main component; and an active metal component supported on the carrier, the active metal component including, as active metal species, a first metal which is at least one of molybdenum and tungsten, and a second metal which is at least one of cobalt and nickel, the hydrotreating catalyst for having a Lewis acid amount and a Brönsted acid amount per unit surface area of 0.80 ?mol/m2 or more and 0.03 ?mol/m2 or less, respectively, as measured by pyridine desorption at 250° C. and a BET single-point method.Type: GrantFiled: September 6, 2019Date of Patent: February 13, 2024Assignee: JGC Catalysts and Chemicals Ltd.Inventors: Yusuke Matsumoto, Midori Kobayashi, Hisaya Ishihara
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Patent number: 11891307Abstract: A silica-based particle dispersion including a silica-based particle group and a high polishing rate and high surface precision is achieved to a silica-based substrate or a NiP-plated substrate to be polished or the like. A silica-based particle dispersion containing a group including irregularly-shaped and non-irregularly-shaped silica-based particles, wherein the irregularly-shaped silica-based particles each have a plurality of small holes thereinside and a covering silica layer which covers the core, and the silica-based particle group satisfies [1]-[3]. [1] Having an average particle size (D1) of 100-600 nm, and a particle size (D2) of 30-300 nm in terms of specific surface area. [2] An irregular-shape degree D (D=D1/D3) represented by the average particle size (D1) and a projected area-equivalent particle size (D3) being in the range of 1.1-5.0. [3] When waveform separation is performed on a volume-reference particle size distribution, a multi-peak distribution in which three or more peaks are detected.Type: GrantFiled: October 4, 2019Date of Patent: February 6, 2024Assignee: JGC CATALYSTS AND CHEMICALS LTD.Inventors: Michio Komatsu, Kazuhiro Nakayama, Tetsuya Tanaka, Yuji Tawarazako, Tatsuya Mukai, Yuki Miwa
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Publication number: 20240002712Abstract: A method of producing a dispersion of irregularly shaped silica-based fine particles according to the invention includes steps (a) to (f) below: Step (a): obtaining a seed particle precursor dispersion by adjusting an aqueous alkali silicate solution so that ionic strength is 0.4 or more; Step (b): subjecting the seed particle precursor dispersion to heat-aging; Step (c): obtaining a seed particle dispersion by adding an acidic silicic acid solution to the seed particle precursor dispersion subjected to the heat-aging; Step (d): adjusting the seed particle dispersion so that the ionic strength is 0.25 or more; Step (e): subjecting the seed particle dispersion, of which SiO2 concentration and ionic strength are adjusted, to heat-aging: and Step (f): obtaining a dispersion of irregularly shaped silica-based fine particles that contains irregularly shaped silica-based fine particles by adding an acidic silicic acid solution to the seed particle dispersion subjected to the heat-aging.Type: ApplicationFiled: July 30, 2021Publication date: January 4, 2024Applicant: JGC CATALYSTS AND CHEMICALS LTD.Inventors: Kazuhiro NAKAYAMA, Daisuke YAMADA
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Patent number: 11806421Abstract: The porous-cellulose particles according to the present invention are constituted by gathered crystalline celluloses having a type I crystal form including a glucose molecule as a constitutional unit. That is, porous-cellulose particles having high sphericity have been achieved from a natural raw material. The porous-cellulose particles have an average particle diameter of 0.5 to less than 50 ?m, a specific surface area of 50 to 1000 m2/g, and a sphericity of 0.85 or more. Cosmetic products containing such porous-cellulose particles have excellent texture properties.Type: GrantFiled: June 28, 2019Date of Patent: November 7, 2023Assignee: JGC CATALYSTS AND CHEMICALS LTD.Inventors: Satoshi Watanabe, Naoyuki Enomoto, Ikuko Shimazaki
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Patent number: 11731114Abstract: A fluid catalytic cracking catalyst for hydrocarbon oil that is a blend of two types of fluid catalytic cracking catalysts each of which has a different hydrogen transfer reaction activity or has a pore distribution within a specific range after being pseudo-equilibrated. One catalyst is a catalyst containing a zeolite and matrix components, and the other catalyst is a catalyst containing a zeolite and matrix components. This catalyst is composed of the one catalyst and the other catalyst blended at a mass ratio within a range of 10:90 to 90:10.Type: GrantFiled: July 22, 2019Date of Patent: August 22, 2023Assignee: JGC CATALYSTS AND CHEMICALS LTD.Inventors: Takaki Mizuno, Chisuzu Tanaka, Tomohiro Mitsui
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Patent number: 11701307Abstract: There is provided a spherical organic-inorganic composite particle having good biodegradability. The organic-inorganic composite particle according to the present invention includes 1 to 79% by weight of a silica component and 21 to 99% by weight of a biodegradable plastic. The organic-inorganic composite particle has an average particle diameter d1 of 0.5 to 25 ?m, a true density of 1.03 to 2.00 g/cm3, and a sphericity of 0.80 or more. A cosmetic product including the organic-inorganic composite particle having such properties has excellent texture properties.Type: GrantFiled: March 28, 2019Date of Patent: July 18, 2023Assignee: JGC CATALYSTS AND CHEMICALS LTD.Inventors: Satoshi Watanabe, Naoyuki Enomoto, Ikuko Shimazaki
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Patent number: 11679990Abstract: Provided are titanium oxide fine particles which are excellent in transparency and are less photocatalytically active while maintaining a high refractive index, a dispersion of such fine particles, and a method for producing such a dispersion. The method for producing a dispersion of iron-containing rutile titanium oxide fine particles including a step (1) of neutralizing an aqueous metal mineral acid salt solution containing Ti and Fe in Fe2O3/(TiO2+Fe2O3)=0.001 to 0.010 to form an iron-containing hydrous titanic acid; a step (2) of adding an aqueous hydrogen peroxide solution to form an aqueous solution of iron-containing peroxotitanic acid having an average particle size of 15 to 50 nm; a step (3) of adding a tin compound so as to satisfy TiO2/SnO2=6 to 16; a step (4) of adding a sol of silica-based fine particles which contain Si and a metal element M in SiO2/MOx/2=99.9/0.1 to 80/20, the addition being made so as to satisfy SiO2/(oxides of the other elements)=0.08 to 0.Type: GrantFiled: March 27, 2018Date of Patent: June 20, 2023Assignee: JGC Catalysts and Chemicals Ltd.Inventors: Jun Yamaguchi, Takumi Miyazaki, Ryo Muraguchi, Tatsuya Uehara
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Patent number: 11661554Abstract: Provided is a hydrotreating catalyst for a heavy hydrocarbon oil, the catalyst including an inorganic oxide carrier including alumina as a main component and a metal component supported on the inorganic oxide carrier, the catalyst having a specific surface area within a predetermined range, a reduction peak temperature that is lower than 450° C. in temperature-programmed reduction measurement of the catalyst and that is higher than or equal to a predetermined temperature, and an amount of nitrogen monoxide adsorbed on the sulfided catalyst within a predetermined range.Type: GrantFiled: November 4, 2021Date of Patent: May 30, 2023Assignee: JGC Catalysts and Chemicals Ltd.Inventors: Hiroshi Shintaku, Kenji Yamane, Yusuke Matsumoto
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Publication number: 20230159342Abstract: A faujasite-type zeolite has an IR spectrum in which the IR spectrum has an absorption band 1 including surface silanol groups and having a local maximum in a range from 3730 cm?1 to 3760 cm?1, and an absorption band 2 including acidic hydroxyl groups and having a local maximum in a range from 3550 cm?1 to 3700 cm?1, a ratio (h1/h2) of a peak height (h1) of the absorption band 1 to a peak height (h2) of the absorption band 2 being less than 1.2.Type: ApplicationFiled: April 16, 2021Publication date: May 25, 2023Applicant: JGC CATALYSTS AND CHEMICALS LTD.Inventors: Yuichi HAMASAKI, Chizu INAKI, Shunji TSURUTA
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Patent number: 11618858Abstract: In accordance with one or more embodiments of the present disclosure, a method for hydrodearylating aromatic bottoms oil includes contacting at least one aromatic bottoms oil stream with at least one catalyst composition and hydrogen in a reactor in order to hydrodearylate the aromatic bottoms oil stream. The catalyst composition includes a catalyst support comprising framework-substituted ultra-stable Y-type (USY) zeolite substituted with at least zirconium atoms. The catalyst composition does not include a hydrogenative metal component disposed on the support.Type: GrantFiled: December 6, 2021Date of Patent: April 4, 2023Assignees: Saudi Arabian Oil Company, JGC Catalysts and Chemicals Ltd., Japan Cooperation Center PetroleumInventors: Omer Refa Koseoglu, Robert Peter Hodgkins, Koji Uchida
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Patent number: 11613683Abstract: There is provided a production method of a chain silica particle dispersion. This production method includes a dispersion preparation step of hydrolyzing alkoxysilane in the presence of ammonia to prepare a silica particle dispersion, an ammonia removal step of removing the ammonia from the silica particle dispersion such that an ammonia amount relative to silica contained in the silica particle dispersion is 0.3% by mass or less, and a hydrothermal treatment step of hydrothermally treating the silica particle dispersion having a silica concentration of 12% by mass or more, from which the ammonia has been removed, at a temperature of not lower than 150° C. and lower than 250° C. An abrasive including such chain silica particles is high in polishing rate and excellent in polishing properties.Type: GrantFiled: December 27, 2018Date of Patent: March 28, 2023Assignee: JGC CATALYSTS AND CHEMICALS LTD.Inventors: Miki Egami, Masanobu Taniguchi, Mitsuaki Kumazawa, Ryo Muraguchi
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Patent number: 11566185Abstract: According to one or more embodiments described herein, a method for cracking a hydrocarbon oil may include contacting the hydrocarbon oil with a fluidized cracking catalyst including an ultra-stable Y-type zeolite in a fluidized catalytic cracking unit to produce light olefins, gasoline fuel, and coke. At least 99 wt. % of the hydrocarbon oil may have a boiling point greater than 350° C. The ultra-stable Y-type zeolite may be a framework-substituted zeolite in which a part of aluminum atoms constituting a zeolite framework thereof is substituted with 0.1-5 mass % zirconium atoms and 0.1-5 mass % titanium ions on an oxide basis. The fluidized cracking catalyst may include from 3.5 wt. % to 10 wt. % of one or more Group 7 metal oxides.Type: GrantFiled: May 26, 2022Date of Patent: January 31, 2023Assignees: Saudi Arabian Oil Company, JGC Catalysts and Chemical Ltd., Japan Cooperation Center PetroleumInventors: Omer Refa Koseoglu, Yaming Jin, Tatsuaki Hasegawa, Takaki Mizuno, Naoyuki Kido, Seiji Arakawa
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Patent number: 11542167Abstract: Provided is a production method of a silica particle dispersion liquid which includes, preparing a linked silica particle by adding a liquid A containing alkoxysilane and a liquid B containing an alkali catalyst to a liquid containing water, an organic solvent, and an alkali catalyst in a container. The preparing a linked silica particle includes initially adding an alkali catalyst, the initially adding an alkali catalyst includes decreasing a molar ratio of an alkali catalyst to silica in the liquid in the container to 0.15 to 0.60 by adding the liquid A containing alkoxysilane to the liquid in the container, and increasing the molar ratio by 0.2 or more by adding the liquid B to the liquid having the decreased molar ratio in the container.Type: GrantFiled: September 23, 2020Date of Patent: January 3, 2023Assignee: JGC CATALYSTS AND CHEMICALS LTD.Inventors: Shogo Hayashi, Miki Egami, Mitsuaki Kumazawa, Ryo Muraguchi, Michio Komatsu
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Patent number: 11505717Abstract: An object of the present invention is to provide a nanobubble-containing inorganic oxide fine particle dispersion having excellent concentration stability in a process used as an abrasive. The object is achieved by the nanobubble-containing inorganic oxide fine particle dispersion including: inorganic oxide fine particles having an average particle size of 1 to 500 nm and containing fine particles containing Ce; and nanobubbles having an average cell size of 50 to 500 nm and being at least one non-oxidizing gas selected from a group consisting of N2 and H2.Type: GrantFiled: May 21, 2018Date of Patent: November 22, 2022Assignee: JGC CATALYSTS AND CHEMICALS LTD.Inventors: Michio Komatsu, Hiroyasu Nishida, Kazuhiro Nakayama
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Patent number: 11492513Abstract: A polishing composition that can not only achieve high polishing speed, but also can improve the surface smoothness (surface quality) of a polished substrate and reduce defects is provided. That is, provided is a polishing composition comprising silica particles and a water soluble polymer, wherein the contained silica particles satisfy the following requirements (a) to (c): (a) the primary particle diameter based on the specific surface area is 5 to 300 nm; (b) the coefficient of variation in the particle diameter is 10% or less; and (c) the Sears number Y is 10.0 to 12.0.Type: GrantFiled: March 28, 2019Date of Patent: November 8, 2022Assignee: JGC CATALYSTS AND CHEMICALS LTD.Inventors: Miki Egami, Mitsuaki Kumazawa, Ryo Muraguchi, Michio Komatsu
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Patent number: 11484869Abstract: The present disclosure relates to a process for the hydrodealkylation of aromatic rich hydrocarbon streams to produce benzene, toluene and mixed xylenes (BTX), with high selectivity towards high value xylenes. The process uses catalysts containing a framework-substituted zirconium and/or titanium and/or hafnium-modified ultra-stable Y (USY) type zeolite.Type: GrantFiled: December 9, 2020Date of Patent: November 1, 2022Assignees: Saudi Arabian Oil Company, JGC Catalysts and Chemicals Ltd., Japan Cooperation Center, PetroleumInventors: Omer Refa Koseoglu, Robert Peter Hodgkins, Mitsunori Watabe, Koji Uchida
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Patent number: 11484868Abstract: In accordance with one or more embodiments of the present disclosure, a catalyst composition includes a catalyst support and at least one hydrogenative component disposed on the catalyst support. The catalyst support includes at least one USY zeolite having a framework substituted with titanium and/or zirconium and/or hafnium. The framework-substituted USY zeolite has an average crystallite size from 5 ?m to 50 ?m. Methods of making and using such a catalyst in a hydrocracking process are also disclosed.Type: GrantFiled: September 30, 2020Date of Patent: November 1, 2022Assignees: Saudi Arabian Oil Company, JGC Catalysts and Chemicals Ltd., Japan Cooperation Center PetroleumInventors: Omer Refa Koseoglu, Robert Peter Hodgkins, Mitsunori Watabe, Koji Uchida