Patents Examined by Coris Fung
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Patent number: 11964881Abstract: A method for making iridium oxide nanoparticles includes dissolving an iridium salt to obtain a salt-containing solution, mixing a complexing agent with the salt-containing solution to obtain a blend solution, and adding an oxidating agent to the blend solution to obtain a product mixture. A molar ratio of a complexing compound of the complexing agent to the iridium salt is controlled in a predetermined range so as to permit the product mixture to include iridium oxide nanoparticles.Type: GrantFiled: July 27, 2020Date of Patent: April 23, 2024Assignee: NATIONAL YANG MING CHIAO TUNG UNIVERSITYInventors: Pu-Wei Wu, Yi-Chieh Hsieh, Han-Yi Wang, Kuang-Chih Tso, Tzu-Ying Chan, Chung-Kai Chang, Chi-Shih Chen, Yu-Ting Cheng
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Patent number: 11964877Abstract: Disclosed is a method for preparing a perovskite nanoparticle using a fluidic channel including a first step of forming a fluidic channel including a first outer tube, a second outer tube, and a storage tube capable of introducing flows of fluids, a second step of inducing formation of the perovskite nanoparticles by continuously preparing a mixed fluid with a laminar flow based on a flow rate by introducing a flow of a base fluid into the first outer tube, and introducing a flow of a dispersion fluid in the same direction as the flow of the base fluid into the second outer tube, and a third step of separating the perovskite nanoparticles from the mixed fluid stored in the storage tube.Type: GrantFiled: July 13, 2021Date of Patent: April 23, 2024Assignee: POSTECH RESEARCH AND BUSINESS DEVELOPMENT FOUNDATIONInventors: Yongyoung Noh, Youngki Kim, Jisu Hong, Hyein Kim
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Patent number: 11958045Abstract: Methods, systems, and compositions related to the recycling and/or recovery of activating materials from activated aluminum are disclosed. In one embodiment, an aqueous solution's composition may be controlled to maintain aluminum ions dissolved in solution during reaction of an activated aluminum. In another embodiment, aluminum hydroxide containing the activating materials may be dissolved into an aqueous solution to isolate the activating materials.Type: GrantFiled: March 25, 2022Date of Patent: April 16, 2024Assignee: Massachusetts Institute of TechnologyInventors: Jude Kelley, Eric Morgan, Roderick Russell Kunz
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Patent number: 11959921Abstract: A method for forming dendritic mesoporous nanoparticles comprising preparing a mixture containing one or more polymer precursors, a silica precursor, and a compound that reacts with silica and reacts with the polymer or oligomer formed from the one or more polymer precursors, and stirring the mixture whereby nanoparticles are formed, and subsequently treating the nanoparticles to form dendritic mesoporous silica nanoparticles or dendritic mesoporous carbon nanoparticles. The silica precursor may comprise tetraethyl orthosilicate (TEOS), the one or more polymer precursors may comprise 3-aminophenol and formaldehyde and the compound may be ethylene diamine (EDA). There is a window of amount of EDA present that will result in asymmetric particles being formed. If a greater amount of EDA is present, symmetrical particles will be formed.Type: GrantFiled: June 12, 2018Date of Patent: April 16, 2024Assignee: THE UNIVERSITY OF QUEENSLANDInventors: Chengzhong (Michael) Yu, Jianye Fu, Jinqing Jiao, Yang Liu
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Patent number: 11938466Abstract: Embodiments of catalyst systems and methods of synthesizing catalyst systems are provided. The catalyst system may include a core comprising a zeolite; and a shell comprising a microporous fibrous silica. The shell may be in direct contact with at least a majority of an outer surface of the core. The catalyst system may have a Si/Al molar ratio greater than 5. At least a portion of the shell may have a thickness of from 50 nanometers (nm) to 360 nm.Type: GrantFiled: May 10, 2021Date of Patent: March 26, 2024Assignee: King Abdullah University of Science and TechnologyInventors: Leilei Xu, Jean-Marie Basset, Pradeep Kumar Doggali
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Patent number: 11939405Abstract: The present invention relates to a method of pulping cotton-based raw material for producing dissolving pulp. More specifically, the invention relates to a process for producing dissolving pulp under alkaline conditions in combination with a gaseous oxidizing agent. The present invention further relates to dissolving pulp obtainable by pulping cotton-based raw material, in particular dissolving pulp obtainable by the method of the present invention, the use of such dissolving pulp for producing regenerated cellulose molded bodies, and methods of producing lyocell or viscose including such dissolving pulp.Type: GrantFiled: December 22, 2017Date of Patent: March 26, 2024Assignee: Lenzing AGInventors: Stephan Silbermann, Christian Weilach
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Patent number: 11931726Abstract: The invention provides a gold-supporting catalyst comprising gold nanoparticles and a carrier consisting of porous ceramic obtained by firing a mixture comprising an aluminum compound, a lime component, and a plastic clay containing 1% by mass or less of feldspars and quartz, wherein the gold nanoparticles are supported in an amount of 0.01 to 10 parts by mass on the carrier based on 100 parts by mass of the carrier.Type: GrantFiled: September 6, 2019Date of Patent: March 19, 2024Assignees: TOKYO METROPOLITAN UNIVERSITY, FUJI CHEMICAL INDUSTRIES, LTD.Inventors: Toru Murayama, Masatake Haruta, Takashi Takei, Qianqian Zhu, Yasunori Inoue, Fumio Uchida, Kenji Maeda, Hiroshi Matsuo, Yasuo Shibasaki
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Patent number: 11936052Abstract: Provided is a fluorine-doped tin oxide support, a platinum catalyst for a fuel cell having the same, and a method for producing the same. Also described is a high electrical conductivity and electrochemical durability by doping fluorine to the tin oxide-based support through an electrospinning process. Thus, while resolving a degradation issue of the carbon support in the conventional commercially available platinum/carbon (Pt/C) catalyst, what is designed is to minimize an electrochemical elution of dopant or tin, which is a limitation of the tin oxide support itself and has excellent performance as a catalyst for a fuel cell.Type: GrantFiled: April 16, 2020Date of Patent: March 19, 2024Assignee: KOREA INSTITUTE OF SCIENCE AND TECHNOLOGYInventors: Jin Young Kim, Jong Min Kim, Hee-Young Park, So Young Lee, Hyun Seo Park, Sung Jong Yoo, Jong Hyun Jang, Hyoung-Juhn Kim, Chang Won Yoon, Jonghee Han
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Patent number: 11926800Abstract: A fluidized catalytic reactor system cycles from 0.05-5% of catalyst at a time through a rejuvenation unit to be heated in the presence of oxygen to maintain catalyst activity. The use of the rejuvenation unit that may be 2% of the size of the main catalyst regeneration unit allows for reduction in equipment size and in catalyst inventory. The catalyst that is sent to the rejuvenation unit may be spent catalyst but may be partially or fully regenerated catalyst. The rejuvenation unit may be heated by combusting fuel or by hot flue gas.Type: GrantFiled: January 12, 2022Date of Patent: March 12, 2024Assignee: UOP LLCInventors: Avram M. Buchbinder, John J. Senetar, Wei Pan, Wolfgang A Spieker, Richard A. Johnson, II
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Patent number: 11919780Abstract: The invention provides a process for preparing molybdenum and tungsten oxyhalide compounds which are useful in the deposition of molybdenum and tungsten containing films on various surfaces of microelectronic devices. In the process of the invention, a molybdenum or tungsten trioxide is heated in either a solid state medium or in a melt-phase reaction comprising a eutectic blend comprising alkaline and/or alkaline earth metal salts. The molybdenum or tungsten oxyhalides thus formed may be isolated as a vapor and crystallized to provide highly pure precursor compounds such as MoO2Cl2.Type: GrantFiled: July 8, 2020Date of Patent: March 5, 2024Assignee: ENTEGRIS, INC.Inventors: David M. Ermert, Robert L. Wright, Jr., Thomas H. Baum, Bryan C. Hendrix
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Patent number: 11905217Abstract: The invention relates to a refractory batch, to a method for producing an unshaped refractory ceramic product from the batch, and to an unshaped refractory ceramic product obtained by said method.Type: GrantFiled: November 8, 2018Date of Patent: February 20, 2024Assignee: Refractory Intellectual Property GmbH & Co. KGInventors: Stefan Heid, Roland Nilica
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Patent number: 11896956Abstract: A process is disclosed comprising, providing a source of graphene, providing a particulate material, dispersing a mixture of the source of graphene and the particulate material in a first dispersion fluid to form a dispersion mixture, and providing a source of a base in the first dispersion fluid, thereby causing the source of graphene and particulate material in the dispersion mixture to interact forming a composite. The particulate material is preferably titanium dioxide comprising anatase and/or rutile which provides an effective photocatalytic composite. Also disclosed is apparatus to remove pollutants from fluids using the photocatalytically active material.Type: GrantFiled: January 30, 2019Date of Patent: February 13, 2024Assignee: Anaphite LimitedInventors: Samuel Burrow, Alexander Hewitt, Elena Mogort-Valls
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Patent number: 11890603Abstract: The present invention discloses methods for producing a guest@nanoporous-host materials, and guest@nanoporous-host materials produced according to these methods. Methods according to the invention comprise steps of infiltrating a nanoporous host material with one or more reagents and a target guest precursor in a reaction environment such that a reaction occurs to form the target guest species within the pores of the nanoporous host material. The reagent comprise either a redox reagent and/or a pH modulator. By analysis of appropriate electrochemical potential-pH diagrams and careful selection of suitable reagents and control of process conditions to produce desired target guest particles from selected target guest precursors, the synthesis strategy to form the guests can be more flexible and versatile than known methods, because typically milder reaction conditions can be used than in such known methods.Type: GrantFiled: August 8, 2019Date of Patent: February 6, 2024Assignee: Tiesheng WANG et al.Inventors: Tiesheng Wang, Stoyan K. Smoukov, Qiang Fu, Lijun Gao
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Patent number: 11883796Abstract: In some examples, a composition includes a hydrocarbon and ozone catalyst. The hydrocarbon and ozone catalyst includes one or more catalytic layers overlying a substrate. The one or more catalytic layers include a non-catalytic component, an ozone catalytic component, and a hydrocarbon catalytic component. The non-catalytic component includes titanium oxide. The ozone catalytic component includes cobalt oxide. The hydrocarbon catalytic component includes platinum. An outermost layer of the one or more catalytic layers includes the hydrocarbon catalytic component distributed in the non-catalytic component.Type: GrantFiled: February 9, 2021Date of Patent: January 30, 2024Assignee: Honeywell International Inc.Inventors: Rebecca Kamire, Nicholas Brom, Cassandra Buru, Peter M. Michalakos, Amanda Childers, Alexander Bershitsky, Erik Efrosinis, Belinda Foor
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Patent number: 11866338Abstract: An anode active material for secondary batteries which has improved cycle swelling characteristics and rapid charge performance, an anode comprising same, and a method for manufacturing same, in which the anode active material is manufactured by modifying the surface of natural graphite particles. The natural graphite particles have a Dmax/Dmin value of 1.6 to 2.1 in the particle size distribution thereof and have, formed in the surface thereof, pores having a diameter of 0.5 ?m to 2.0 ?m.Type: GrantFiled: January 17, 2020Date of Patent: January 9, 2024Assignee: LG ENERGY SOLUTION, LTD.Inventors: Hee Won Choi, Je Young Kim, Sang Wook Woo, Li Lin Piao
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Patent number: 11865522Abstract: A method for preparing a zinc ferrite-based catalyst comprising: obtaining a precipitate by bringing a metal precursor solution including a zinc precursor, a ferrite precursor, a solution containing an acid and water into contact with a basic aqueous solution; filtering the precipitate; drying the filtered precipitate; and firing the dried precipitate, wherein the solution containing the acid includes one or more of nitric acid (HNO3) and hydrocarbon acid.Type: GrantFiled: July 13, 2020Date of Patent: January 9, 2024Assignee: LG Chem, Ltd.Inventors: Sang Jin Han, Dong Hyun Ko, Kyong Yong Cha, Ye Seul Hwang, Sunhwan Hwang
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Patent number: 11866342Abstract: A composite having a composition expressed by AnXyMm wherein, A represents a lanthanoid that is in a trivalent state at least partially or entirely, X represents an element that is a Group-2 element in the periodic table selected from the group consisting of Ca, Sr, and Ba, or a lanthanoid that is different from A, M represents an element that is a Group-1 element in the periodic table, a Group-2 element selected from the group consisting of Ca, Sr, and Ba, or a lanthanoid that is different from A and X, n satisfies 0<n<1, y satisfies 0<y<1, m satisfies 0?m<1, and n+y+m=1.Type: GrantFiled: September 18, 2018Date of Patent: January 9, 2024Assignee: Japan Science and Technology AgencyInventors: Katsutoshi Nagaoka, Yuta Ogura, Katsutoshi Sato
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Patent number: 11866340Abstract: A silica particle includes: a quaternary ammonium salt, in which the following expressions are satisfied, 0.90?FBEFORE/FAFTER?1.10, and 5?FSINTERING/FBEFORE?20, in which FBEFORE represents a maximum frequency value of a pore diameter of 2 nm or less in the silica particles before washing, which is obtained from a pore distribution curve in a nitrogen gas adsorption method, FAFTER represents a maximum frequency value of the pore diameter of 2 nm or less in the silica particles after washing, which is obtained from the pore distribution curve in the nitrogen gas adsorption method, and FSINTERING represents a maximum frequency value of the pore diameter of 2 nm or less in the silica particles before washing and after sintering at 600° C., which is obtained from the pore distribution curve in the nitrogen gas adsorption method.Type: GrantFiled: August 19, 2020Date of Patent: January 9, 2024Assignee: FUJIFILM Business Innovation Corp.Inventors: Yuka Zenitani, Koji Sasaki, Sakae Takeuchi, Yoshifumi Eri, Takahiro Mizuguchi
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Patent number: 11857936Abstract: Methods of making robust bijels include dispersing metal oxide precursors and/or metal salts into at least one phase of a bijel and hydrolyzing and condensing the metal oxide precursors and/or metal salts in a sol-gel reaction to form sintered bridges between interfacially jammed surface-active nanoparticles. The methods can be used with any bijels, including those produced during solvent transfer-induced phase separation (STRIPS) methods and other methods. A robust bijel includes chemically sintered bridges between the interfacially jammed surface-active nanoparticles. Methods of making nanocatalyst-functionalized sintered bijels include adsorbing metal salts to a surface of sintered interfacially jammed nanoparticles of bijels, and reducing the metal precursors on the surface of the sintered nanoparticles. Nanocatalyst-functionalized sintered bijels include catalytically active metal or metal oxide nanocatalysts on a surface of the sintered interfacially jammed surface-active nanoparticles.Type: GrantFiled: May 29, 2019Date of Patent: January 2, 2024Assignee: The Trustees of the University of PennsylvaniaInventors: Daeyeon Lee, Kathleen Stebe, Giuseppe Di Vitantonio, Tiancheng Wang
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Patent number: 11859091Abstract: Inorganic coatings that may be used to coat and protect steel are disclosed. The protective inorganic coatings include a liquid composition portion comprising water, alkali metal oxide components and a silicate-containing component. The coatings also include a powder composition portion comprising microspheres, metal oxide powder and optional microfibers. When applied to steel substrates, the coatings provide chemical and physical protection.Type: GrantFiled: May 8, 2020Date of Patent: January 2, 2024Assignee: Zirconia Inc.Inventors: Balamuralee Venkatesalu Balaguru, Benjamin Theodore Cook