Patents Examined by Patricia L. Hailey
  • Patent number: 12286349
    Abstract: A method for synthesizing a MoO3@Al2O3—MgO nanocomposite material incudes adding distilled water and ammonium molybdate to a powder mixture of Al(NO3)3·9H2O, Mg(Ac)2·4H2O, and sucrose to form a reaction mixture and heating the reaction mixture to a reaction temperature in a range of 150° C. to 220° C. to form a carbonized product. The method further includes grinding the carbonized product to form a ground carbonized product and calcining the ground carbonized product at a temperature of about 700° C. to 800° C. for a period of 2 to 4 hours to form the MoO3@Al2O3—MgO nanocomposite material. The MoO3 content of the MoO3@Al2O3—MgO nanocomposite material ranges from 1 wt. % to 20 wt. % and the MoO3@Al2O3—MgO nanocomposite material has a hydrogen generation rate of greater than or equal to 400 mL·min?1·g?1, when used to generate hydrogen from NaBH4.
    Type: Grant
    Filed: December 18, 2024
    Date of Patent: April 29, 2025
    Assignee: Imam Mohammad Ibn Saud Islamic University
    Inventors: Babiker Yagoub Elhadi Abdulkhair, Mohamed Nady Abd El-Hameed Ibrahim, Mohamed Khairy Abdel-Fatah Omran
  • Patent number: 12286505
    Abstract: The present invention relates to: a method for producing a metallocene-supported catalyst, the method including (1) a step of producing a reaction solution 1 by reacting one or more metallocene compounds with one or more co-catalyst compounds, (2) a step of performing supporting by mixing a support with the reaction solution 1, (3) a step of producing a reaction solution 2 by reacting one or more metallocene compounds with one or more co-catalyst compounds, and (4) a step of mixing the reaction solution 2 with the supporting material of the step (2); and a metallocene-supported catalyst produced by the same.
    Type: Grant
    Filed: October 29, 2020
    Date of Patent: April 29, 2025
    Assignee: LG Chem, Ltd.
    Inventors: Yong Woo Kwon, Ki Soo Lee, Seung Mi Lee, Jung Won Lee, Hyun Jee Kwon, Po Eun Kim, Jae Hoon Choi, Jong Hyun Kim
  • Patent number: 12283424
    Abstract: Disclosed herein are methods and compositions directed to a promising class of nanomaterials called organic nanoparticles, or carbon nanodots. The present disclosure provides a facile method for the conversion of biomolecule-based carbon nanodots into high surface area three-dimensional graphene networks with excellent electrochemical properties.
    Type: Grant
    Filed: August 13, 2021
    Date of Patent: April 22, 2025
    Assignee: The Regents of the University of California
    Inventors: Volker Strauss, Richard B. Kaner, Maher F. El-Kady
  • Patent number: 12280358
    Abstract: An organic material decomposition catalyst that contains BaCO3 and a perovskite composite oxide represented by AxByMzOw, wherein A contains Ba, B contains Zr, and M denotes Mn. A peak intensity I(BaCO3(111)) of BaCO3(111) of the BaCO3 and a peak intensity I(BaZrO3(110)) of a perovskite composite oxide AxByMzOw(110) of the perovskite composite oxide represented by AxByMzOw, each determined by X-ray diffractometry of the organic material decomposition catalyst, have a ratio I(BaCO3(111))/I(BaZrO3(110)) in a range of 0.022 to 0.052. In another aspect, in the perovskite composite oxide represented by AxByMzOw, 1.01?x?1.06, 0.1?z?0.125, and y+z=1 are satisfied, w denotes a positive value that satisfies electroneutrality, and the organic material decomposition catalyst has a specific surface area in the range of 12.3 to 16.9 m2/g.
    Type: Grant
    Filed: November 30, 2021
    Date of Patent: April 22, 2025
    Assignee: MURATA MANUFACTURING CO., LTD.
    Inventors: Nario Sugahara, Kentaro Ishihara, Hideto Sato
  • Patent number: 12275003
    Abstract: A method of preparing nanoparticles of carbon-supported copper manganite (CuMn2O4) comprising: preparing a first solution of a copper (II) salt and a manganese salt in a first polar organic solvent, where the molar ratio of Cu:Mn is from about 0.8:1 to about 1.2:1; admixing a second solution containing an organic ligand in a second polar organic solvent with the first solution to form a first mixture, wherein the second polar organic solvent is miscible with the first polar organic solvent; hydrothermally heating the obtained mixture at a temperature of from about 100° C. to about 200° C. for a duration sufficient to yield a solid metal-organic framework composite material; and, calcining the composite material at a temperature in the range of from about 350° C. to about 600° C.
    Type: Grant
    Filed: December 6, 2024
    Date of Patent: April 15, 2025
    Assignee: IMAM MOHAMMAD IBN SAUD ISLAMIC UNIVERSITY
    Inventors: Mohamed Nady Abd El-Hameed Ibrahim, Abd El-Aziz Ahmed Said
  • Patent number: 12275679
    Abstract: Processes for converting a hydrocarbon reactant into an alcohol compound and/or a carbonyl compound are disclosed in which the hydrocarbon reactant and a supported transition metal catalyst—containing molybdenum, tungsten, or vanadium—are irradiated with a light beam at a wavelength in the UV-visible spectrum, optionally in an oxidizing atmosphere, to form a reduced transition metal catalyst, followed by hydrolyzing the reduced transition metal catalyst to form a reaction product containing the alcohol compound and/or the carbonyl compound.
    Type: Grant
    Filed: May 9, 2024
    Date of Patent: April 15, 2025
    Assignee: Chevron Phillips Chemical Company LP
    Inventors: Masud M. Monwar, Jared L. Barr, Carlos A. Cruz, Kathy S. Clear, Max P. McDaniel, William C. Ellis
  • Patent number: 12269020
    Abstract: A nanofibrous catalyst for in the electrolyzer and methods of making the catalyst. The catalysts are composed of highly porous transition metal carbonitrides, metal oxides or perovskites derived from the metal-organic frameworks and integrated into a 3D porous nano-network electrode architecture. The catalysts are low-cost, highly active toward OER, with excellent conductivity yet resistant to the oxidation under high potential operable under both acidic and alkaline environments.
    Type: Grant
    Filed: January 2, 2024
    Date of Patent: April 8, 2025
    Assignee: UChicago Argonne, LLC
    Inventors: Di-Jia Liu, Lina Chong
  • Patent number: 12269017
    Abstract: The present invention relates to a nickel catalyst for a hydrogenation reaction and a manufacturing method therefor, and relates to a nickel catalyst added in a hydrogenation reaction for improving a color of a hydrocarbon resin. The catalyst according to the present invention has a small crystallite size and improves dispersibility, while having high nickel content, and thus can provide high activity in hydrogenation reactions.
    Type: Grant
    Filed: June 25, 2020
    Date of Patent: April 8, 2025
    Assignee: HANWHA SOLUTIONS CORPORATION
    Inventors: Woo Jin Park, Bong Sik Jeon, Yong Hee Lee, Eui Geun Jung
  • Patent number: 12264102
    Abstract: A method for producing photocatalytic mortar includes providing a mortar-producing material including a fine aggregate and cement, a reactant mixture including a zinc source and urea, and a microorganism-containing mixture including water and a urease-producing microorganism, subjecting the microorganism-containing mixture and the reactant mixture to microbial induced precipitation in the mortar-producing material, subjecting zinc carbonate crystal-containing mortar produced to curing for the same to undergo hydration, and subjecting cured mortar to hydrothermal synthesis, so that zinc carbonate crystals therein are converted to nano zinc oxide crystals.
    Type: Grant
    Filed: March 29, 2022
    Date of Patent: April 1, 2025
    Assignee: NATIONAL CHUNG CHENG UNIVERSITY
    Inventors: Chien-Yen Chen, Yi-Hsun Huang, Pin-Yun Lin, Wei-Fan Ye
  • Patent number: 12257569
    Abstract: The invention discloses use of a catalyzed particulate filter loaded with a silver-zirconia catalyst prepared by citric acid-assisted sol-gel method for soot removal from engine exhaust. The invention discloses a method of making xAg/ZrO2 where x is 20 mol %, said method comprises: mixing aqueous solutions of AgNO3 and ZrO(NO3)2 hydrate to produce a first mixture, adding an aqueous solution of citric acid to the first mixture, wherein the molar ratio of metal ions to citric acid is about 1:3 to produce a second mixture; heating the second mixture to about 80-90° C. to evaporate excess water in the second mixture to form a viscous gel, charring the viscous gel at about 200° C. for about 12 hours to produce a foam-like material, grounding the foam-like material to form a grounded material, and calcinating the grounded material at 500° C. for about 10 hours.
    Type: Grant
    Filed: April 16, 2020
    Date of Patent: March 25, 2025
    Assignee: HER MAJESTY THE QUEEN IN RIGHT OF CANADA AS REPRESENTED BY THE MINISTER OF NATURAL RESOURCES
    Inventors: Lioudmila Nossova, Gianni Caravaggio
  • Patent number: 12246302
    Abstract: A blood treatment material adsorbs and removes blood components such as activated leukocytes and inflammatory cytokines with a high efficiency. The blood treatment material includes a water-insoluble material in the form of fibers or particles, wherein the difference between the maximum value (RaA) and the minimum value (RaB) of the arithmetic average roughness (Ra) of the surface of the water-insoluble material, as calculated using a laser microscope, is from 0.30 to 1.50 ?m.
    Type: Grant
    Filed: October 2, 2020
    Date of Patent: March 11, 2025
    Assignee: Toray Industries, Inc.
    Inventors: Kyohei Yamashita, Shungo Kanda, Hiroshi Takahashi
  • Patent number: 12249722
    Abstract: A metal-supported catalyst, a battery electrode, and a battery, each having both excellent catalytic activity and durability. The metal-supported catalyst includes: a carbon carrier; and catalyst metal particles each containing a noble metal supported on the carbon carrier, wherein a volume of first pores each having a diameter of 0.5 nm or more and 2.0 nm or less per unit weight of the carbon carrier is 0.20 (cm3/g-carrier) or more, wherein a volume of second pores each having a diameter of more than 2.0 nm and 4.0 nm or less per unit weight of the carbon carrier is 0.20 (cm3/g-carrier) or more, and wherein a ratio of a content (wt %) of the noble metal measured by X-ray photoelectron spectroscopy, to a content (wt %) of the noble metal measured by inductively coupled plasma mass spectrometry, is 0.35 or more and 0.75 or less.
    Type: Grant
    Filed: July 2, 2020
    Date of Patent: March 11, 2025
    Assignee: NISSHINBO HOLDINGS INC.
    Inventors: Tetsutaro Sato, Takeaki Kishimoto, Takuya Ishizuka, Takuya Isaka, Yoshikazu Kobayashi, Miki Meguro
  • Patent number: 12246310
    Abstract: The present invention generally relates to processes for the recovery of rhodium from a catalyst purge stream from a C6 or higher olefin hydroformylation process.
    Type: Grant
    Filed: October 20, 2020
    Date of Patent: March 11, 2025
    Assignee: Dow Technology Investments LLC
    Inventors: Marinus A. Bigi, Michael A. Brammer, Thomas C. Eisenschmid, Glenn A. Miller, George R. Phillips, Amarnath Singh
  • Patent number: 12239964
    Abstract: Methods and corresponding catalysts are provided for conversion of an aromatic feed containing C8+ aromatics (particularly C9+ aromatics) to form a converted product mixture comprising, e.g., benzene and/or xylenes. The aromatic feed can be converted in the presence of a catalyst that includes a silica binder, a mixture of a first zeolite having an MEL framework (such as ZSM-11 and/or an MFI framework (such as ZSM-5), and a second zeolite having an MOR framework, such as mordenite, particularly a mordenite synthesized using TEA or MTEA as a structure directing agent, and a metal. The catalyst can further include one or more metals supported on the catalyst.
    Type: Grant
    Filed: March 26, 2020
    Date of Patent: March 4, 2025
    Assignee: ExxonMobil Engineering & Technology Company
    Inventors: Joseph E. Gatt, Maryam Peer, Natalie A. Fassbender, William J. Knaeble, Jocelyn A. Gilcrest, Wenyih F. Lai, Paul Podsiadlo, Thomas J. Ferro, Doron Levin, Benjamin C. Gamoke
  • Patent number: 12226758
    Abstract: A Raney copper catalyst, a preparation method and use thereof are provided. The Raney copper catalyst includes aluminum, copper and a metal promoter, wherein the metal promoter comprises a combination of one or more of Ni, Fe, Mo, Co, Ag, Pd, Pt, Au and other elements. The preparation method includes performing high-temperature melting on a mixture containing a copper/aluminum alloy and the metal promoter to obtain a mixed metal cured compound, then smashing the mixed metal cured compound to obtain a catalyst precursor, and subsequently activating to obtain the Raney copper catalyst. The Raney copper catalyst exhibits a capability on hydrogenation reaction based on synergistic effects between metal copper and different promoter metals. Compared with the Raney copper catalyst without metal promoters, when used for preparing 1,3-propanediol through hydrogenation of 3-hydroxypropionaldehyde aqueous solution, the Raney copper catalyst is higher in activity and better in stability.
    Type: Grant
    Filed: November 11, 2020
    Date of Patent: February 18, 2025
    Assignee: NINGBO INSTITUTE OF MATERIALS TECHNOLOGY AND ENGINEERING, CHINESE ACADEMY OF SCIENCES
    Inventors: Bin Li, Bo Yan, Hongfeng Yin, Jie Zhang, Shenghu Zhou
  • Patent number: 12226754
    Abstract: Described herein is a general scalable synthesis method for a high density of single metal atoms in a supported catalyst, supported isolated atoms featuring unique reactivity and the support materials determine the stability, electronic properties, and local environment which can be adjusted for targeted heterogeneous catalysis applications.
    Type: Grant
    Filed: November 1, 2021
    Date of Patent: February 18, 2025
    Assignee: University of South Carolina
    Inventors: Abolfazl Shakouri, Horie Adabi Firouzjaie, John R. Regalbuto, Christopher T. Williams, William E Mustain
  • Patent number: 12226761
    Abstract: Provided in the invention are a catalyst for preparing phosgene and a preparation method therefor, and a method for the preparation of phosgene and the comprehensive utilization of energy thereof. The preparation method comprises the following steps: 1) stirring and soaking activated carbon in a modifying solution, then adding dimethyltin dichloride and chromium oxide powders and carrying out a reaction, and then adding a nickel oxide fine powder and ultrasonically oscillating same to prepare a pre-modified activated carbon; 2) drying the pre-modified activated carbon; and 3) heating and calcinating the dried pre-modified activated carbon from step 2) to prepare the catalyst.
    Type: Grant
    Filed: September 2, 2019
    Date of Patent: February 18, 2025
    Assignees: WANHUA CHEMICAL (NINGBO) CO., LTD., WANHUA CHEMICAL GROUP CO., LTD
    Inventors: Chao Dong, Dongke Zhao, Yujie Zhou, Chaoqun Li, Fang Wen, Wenbo Wang, Hongke Zhang, Dan Xu, Chong Li, Jie Shi
  • Patent number: 12220689
    Abstract: Disclosed is a process whereby completed catalysts can be produced from the iron oxides, and these catalysts can be activated and employed directly after activation for ammonia synthesis from synthesis gas, comprising for example a mixture of nitrogen and hydrogen. A process is also disclosed to produce pre-reduced catalyst precursors, which are first reduced under controlled conditions and subsequently passivated in an oxidizing atmosphere, before they are used in ammonia synthesis as catalysts. These pre-reduced catalysts can be activated significantly more quickly and under milder conditions than the iron oxides.
    Type: Grant
    Filed: July 8, 2020
    Date of Patent: February 11, 2025
    Assignee: CLARIANT INTERNATIONAL LTD
    Inventors: Rene Eckert, Stephan J. Reitmeier, Stefan Maier
  • Patent number: 12214341
    Abstract: The present disclosure provides a method for preparing a catalyst for pyrolysis of waste plastics to produce oil, comprising: washing and modifying coal gangue powder with acid, and then placing in an alkaline solution, etching under magnetic stirring for 20-30 minutes, and washing with water until neutral; placing the catalyst washed until neutral in a metal solution, loading the metal by impregnation, and then filtering and washing; then placing the catalyst in the molding machine and adding adhesive and water, to compress into a suitable shape, drying, and finally calcinating to activate to obtain a product. The present disclosure not only solves the problem of waste plastic pollution, but also obtains fuel oil with high valuable products while reducing the cost of waste plastic treatment, and also improves the yield of fuel oil.
    Type: Grant
    Filed: May 28, 2024
    Date of Patent: February 4, 2025
    Assignee: SHANDONG UNIVERSITY OF SCIENCE AND TECHNOLOGY
    Inventors: Yaqing Zhang, Jiayu Zhu, Peng Liang, Xiang Wang, Haifeng Zhou, Tiantian Jiao, Qing Liu, Xiangping Li, Guoming Zhao, Wenrui Zhang
  • Patent number: 12209021
    Abstract: Various embodiments provide a zinc oxide graphene composite. A zinc oxide graphene composite includes zinc oxide crystallites and graphene. A method of forming the composite includes combining graphene and zinc oxalate to form a mixture and heating the mixture to produce the zinc oxide graphene composite.
    Type: Grant
    Filed: April 1, 2020
    Date of Patent: January 28, 2025
    Assignee: WiSys Technology Foundation, Inc.
    Inventors: Seth Thomas King, Daniel John Little