Patents Assigned to Umicore
  • LAYERED TWC
    Publication number: 20210379567
    Abstract: The present invention relates to a three-way catalyst (TWC) for treatment of exhaust gases from internal combustion engines operated with a predominantly stoichiometric air/fuel ratio, so called spark ignited engines.
    Type: Application
    Filed: June 8, 2020
    Publication date: December 9, 2021
    Applicant: UMICORE AG & CO. KG
    Inventors: Masashi NAKASHIMA, John G. NUNAN, Ryan J. ANDERSEN
  • Precursors of cathode materials for a rechargeable lithium ion battery
    Patent number: 11189832
    Abstract: A method for manufacturing a cobalt based hydroxide carbonate compound having a malachite-rosasite mineral structure, comprising the steps of: providing an first aqueous solution comprising a source of Co, providing a second aqueous solution comprising Na2CO3, mixing both solutions in a precipitation reactor at a temperature above 70° C., thereby precipitating a cobalt based hydroxide carbonate compound whilst evacuating from the reactor any CO2 formed by the precipitation reaction, wherein the residence time of the compound in the reactor is between 1 and 4 hours, and recovering the cobalt based hydroxide carbonate compound. The cobalt based hydroxide carbonate compound is used as a precursor of a lithium cobalt based oxide usable as an active positive electrode material in lithium ion batteries.
    Type: Grant
    Filed: September 12, 2019
    Date of Patent: November 30, 2021
    Assignees: UMICORE, UMICORE KOREA, LTD.
    Inventors: Dae-Hyun Kim, Jens Paulsen, JinDoo Oh, Maxime Blangero
  • Multi-layer three-way catalytic converter
    Patent number: 11185820
    Abstract: The invention relates to a three-way catalytic converter, which is suitable, in particular, for the removal of carbon monoxide, hydrocarbons and nitrogen oxides out of the exhaust gas of combustion engines operated with stoichiometric air-fuel mixture. The three-way catalytic converter is characterized in that it has a high oxygen storage capacity after aging and consists of at least two catalytically active layers.
    Type: Grant
    Filed: December 19, 2018
    Date of Patent: November 30, 2021
    Assignee: UMICORE AG & CO. KG
    Inventors: Jan Schoenhaber, Martin Roesch, Joerg-Michael Richter
  • Catalytically active particulate filter
    Patent number: 11179676
    Abstract: The invention relates to a particulate filter for removing particles, carbon monoxide, hydrocarbons and nitrogen oxides out of the exhaust gas of combustion engines operated with stoichiometric air/fuel mixture, comprising a wall flow filter with length L and a coating Z, wherein the wall flow filter includes channels E and A which extend in parallel between a first and a second end of the wall flow filter and are separated by porous walls, which form surfaces OE or OA, and wherein the channels E are closed at the second end and the channels A are closed at the first end, characterised in that coating Z is located in the porous walls and extends from the first end of the wall flow filter over the entire length L, and includes active aluminum oxide, two different cerium/zirconium/rare earth metal mixed oxides and at least one platinum group metal.
    Type: Grant
    Filed: December 14, 2018
    Date of Patent: November 23, 2021
    Assignee: UMICORE AG & CO. KG
    Inventors: Jan Schoenhaber, Naina Deibel, Martin Roesch, Stephanie Spiess, Meike Gotthardt, Nicole Schichtel
  • GASOLINE ENGINE EXHAUST GAS PURIFICATION CATALYST, PRODUCTION METHOD THEREFOR, AND EXHAUST GAS PURIFICATION METHOD USING THE SAME
    Publication number: 20210354110
    Abstract: A gasoline engine exhaust gas purification catalyst for purifying exhaust gas emitted from a gasoline engine includes a precious metal, alumina, and a ceria/zirconia composite oxide supported on a three-dimensional structure, and has pores having a peak 1 at a pore size of not less than 0.001 ?m and not greater than 0.05 ?m, pores having a peak 2 at a pore size of not less than 2.5 ?m and not greater than 5.0 ?m, and pores having a peak 3 at a different pore size than the above pore sizes in a pore size distribution measured by mercury intrusion method, wherein the pore volume of the pores having the peak 3 is greater than 1.4% of the total pore volume. A production method for the catalyst, and an exhaust gas purification method using the catalyst are also described.
    Type: Application
    Filed: November 11, 2019
    Publication date: November 18, 2021
    Applicant: Umicore Shokubai Japan Co., Ltd.
    Inventors: Yuji OGINO, Masanori IKEDA, Hideki GOTO
  • EXHAUST GAS PURIFICATION SYSTEM FOR A GASOLINE ENGINE
    Publication number: 20210348537
    Abstract: Subject of the invention is an exhaust gas purification system for a gasoline engine, comprising in consecutive order the following devices: ? a first three-way-catalyst (TWC1), a gasoline particulate filter (GPF) and a second three-way-catalyst (TWC2), ? wherein the platinum-group metal concentration (PGM) of the TWC2 is greater than the PGM of the GPF, wherein the PGM is determined in g/ft3 of the volume of the device. Also disclosed are methods in which the system is used and uses of the system.
    Type: Application
    Filed: October 17, 2019
    Publication date: November 11, 2021
    Applicant: UMICORE AG & CO. KG
    Inventors: Jan SCHOENHABER, Joerg-Michael RICHTER, Carolin BRAUN
  • LOW TEMPERATURE NITROGEN OXIDE ADSORBER
    Publication number: 20210346842
    Abstract: The present invention relates to a composite metal oxide which comprises 80 to 97 wt %, in relation to the weight of the composite metal oxide, of one or more oxides of cerium and 3 to 20 wt %, in relation to the composite metal oxide of a metal oxide comprising tin oxide (SnO2) and lanthanum oxide (La2O3) and/or aluminum oxide (AI2O3), a composite material for the storage of nitrogen oxides which comprises such composite metal oxide and palladium, as well as an exhaust gas system containing said composite material.
    Type: Application
    Filed: November 8, 2019
    Publication date: November 11, 2021
    Applicant: UMICORE AG & CO. KG
    Inventors: Elena MUELLER, Kris DRIESEN
  • Use of a palladium/platinum/zeolite-based catalyst as passive nitrogen oxide adsorber for purifying exhaust gas
    Patent number: 11161100
    Abstract: The invention relates to the use of a catalyst as a passive nitrogen oxide adsorber, which has a carrier substrate, a zeolite, palladium, and platinum, wherein the palladium is provided in a quantity of 0.01 to 10 wt. %, based on the sum of the weights of zeolite, platinum, and palladium and calculated as a palladium metal, and platinum in a quantity of 0.1 to 10 wt. %, based on the weight of the palladium and calculated as a platinum metal. The invention also relates to the use of said catalyst in connection with a SCR catalyst in an exhaust gas system.
    Type: Grant
    Filed: August 24, 2018
    Date of Patent: November 2, 2021
    Assignee: UMICORE AG & CO. KG
    Inventors: Christoph Hengst, Michael Lennartz, Frank-Walter Schuetze
  • Three-way catalyst
    Patent number: 11161098
    Abstract: The present invention relates to a catalyst comprising a carrier substrate of the length L extending between substrate ends a and b and two washcoat zones A and B, wherein washcoat zone A comprises a first platinum group metal and extends starting from substrate end a over a part of the length L, and washcoat zone B comprises the same components as washcoat zone A and in addition a second platinum group metal and extends from substrate end b over a part of the length L, wherein L=LA+LB, wherein LA is the length of washcoat zone A and LB is the length of substrate length B.
    Type: Grant
    Filed: May 18, 2018
    Date of Patent: November 2, 2021
    Assignee: UMICORE AG & CO. KG
    Inventors: John Nunan, Ryan J. Andersen, Curt M. Ellis, John Kraus, Marcus Williams, Deven Ross
  • EXHAUST GAS PURIFICATION SYSTEM FOR A GASOLINE ENGINE
    Publication number: 20210332731
    Abstract: Subject of the invention is an exhaust gas purification system for a gasoline engine, comprising in consecutive order the following devices: a first three-way-catalyst (TWC1), a gasoline particulate filter (GPF) and a second three-way-catalyst (TWC2), wherein the oxygen storage capacity (OSC) of the GPF is greater than the OSC of the TWC2, wherein the OSC is determined in mg/l of the volume of the device. The invention also relates to methods in which the system is used and uses of the system.
    Type: Application
    Filed: October 17, 2019
    Publication date: October 28, 2021
    Applicant: UMICORE AG & CO. KG
    Inventors: Jan SCHOENHABER, Joerg-Michael RICHTER, Carolin BRAUN
  • Process for the recovery of lithium
    Patent number: 11155896
    Abstract: A process is divulged for the recovery of lithium from metallurgic slags comprising the steps of roasting spodumene to convert it from the alpha to the beta variant; reacting the beta variant with sulfuric acid, using a stoichiometric excess of acid; repulping the reaction product with water, forming an acidic slurry; neutralizing the acidic slurry to a pH between 5 and 7, by addition of at least one neutralizing agent; filtrating the neutralized slurry, thereby obtaining a lithium bearing solution and a residue; characterized that, in either one or both of the steps of repulping and neutralizing the acidic slurry, lithium-bearing metallurgic slag is added as neutralization agent. The lithium-bearing metallurgic slag is used to substitute at least part of the classic neutralizing agent. The lithium in the slag is released, and added to the lithium liberated from the spodumene.
    Type: Grant
    Filed: October 24, 2017
    Date of Patent: October 26, 2021
    Assignee: UMICORE
    Inventors: Harald Oosterhof, David Dupont
  • Copper containing MOZ zeolite for selective NOx reduction catalysis
    Patent number: 11154846
    Abstract: The present invention relates to crystalline aluminosilicate comprising a MOZ framework type material. The MOZ framework type material comprises between 0.1 and 12.5 wt-% of copper, calculated as CuO, and one or more alkali and alkaline earth metal cations in an amount of 0.3 to 9 wt.-%, calculated as pure metals. The process for making the copper containing MOZ type zeolites comprises a) preparing a first aqueous reaction mixture comprising a silica source and potassium hydroxide, b) preparing a second reaction mixture comprising an alumina source, potassium hydroxide and a structure-directing agent selected from N,N-1,4-dimethyl-1,4-diazabicyclo-[2.2.
    Type: Grant
    Filed: February 9, 2018
    Date of Patent: October 26, 2021
    Assignee: Umicore AG & Co. KG
    Inventors: Michiel De Prins, Johan Adriaan Martens, Elke Jane June Verheyen, Stef Jules Peter Kerkhofs, Sreeprasanth Pulinthanathu Sree, Frank-Walter Schuetze
  • EXHAUST GAS PURIFICATION SYSTEM FOR A GASOLINE ENGINE
    Publication number: 20210324774
    Abstract: Subject of the invention is an exhaust gas purification system for a gasoline engine, comprising in consecutive order the following devices: a first three-way-catalyst (TWC1), a gasoline particulate filter (GPF) and a second three-way-catalyst (TWC2), wherein the wash coat load (WCL) of the GPF is greater than the WCL of the TWC2, wherein the WCL is determined in g/l of the volume of the device. The invention also relates to methods in which the system is used and uses of the system.
    Type: Application
    Filed: October 17, 2019
    Publication date: October 21, 2021
    Applicant: UMICORE AG & CO. KG
    Inventors: Jan SCHOENHABER, Joerg-Michael RICHTER, Carolin BRAUN
  • Exhaust gas purification catalyst and exhaust gas purification method using the same
    Patent number: 11149603
    Abstract: In order to provide an exhaust gas purification catalyst capable of purifying hydrocarbons, carbon monoxide, and nitrogen oxides in exhaust gas at low temperatures, the exhaust gas purification catalyst according to the present invention includes: a region (2) containing palladium and yttrium on a three-dimensional structure (1), and a first region (3) and a second region (4) provided on the region (2) in order from an inflow side of exhaust gas to an outflow side of exhaust gas. The concentration of yttrium contained in the first region (3) and/or the second region (4) is higher than the concentration of yttrium contained in the region (2).
    Type: Grant
    Filed: April 26, 2018
    Date of Patent: October 19, 2021
    Assignee: UMICORE SHOKUBAI JAPAN CO., LTD.
    Inventors: Hirotaka Kuno, Masashi Nakashima, Takahiro Ikegami, Kosuke Mikita, Masanori Ikeda, Shigekazu Minami
  • SYNTHESES OF N-HETEROCYCLIC CARBENES AND INTERMEDIATES THEREFOR
    Publication number: 20210317088
    Abstract: A method of preparing a 2,6 disubstituted anilines includes, reacting a 2-amino isophthalic acid diester with sufficient Grignard reagent R2CH2MgX to form the corresponding diol product, dehydrating the diol product to the corresponding dialkene; and hydrogenating the diol product to form the corresponding aniline. The 2,6 disubstituted anilines can be used to produce N-Heterocyclic Carbenes (NHCs). The NHCs can find application in various fields such as organic synthesis, catalysis and macromolecular chemistry. Palladium catalysts containing the NHCs are also described.
    Type: Application
    Filed: July 23, 2020
    Publication date: October 14, 2021
    Applicant: UMICORE AG & CO. KG
    Inventors: Steven P. Nolan, Sebastien Meiries
  • Coating apparatus and method
    Patent number: 11141720
    Abstract: The present invention is directed to an apparatus and a respective process, which can be used in the production of exhaust catalysts. In particular, the present apparatus is used in a process to supply the liquid coating slurry to substrates, like honeycomb monoliths.
    Type: Grant
    Filed: July 5, 2018
    Date of Patent: October 12, 2021
    Assignee: UMICORE AG & CO. KG
    Inventors: Wolfgang Hasselmann, Stéphane Masson
  • Palladium/zeolite-based passive nitrogen oxide adsorber catalyst for purifying exhaust gas
    Patent number: 11141717
    Abstract: The invention relates to a catalyst which comprises a carrier substrate, palladium, and a zeolite, the largest channels of which are formed by 10 tetradrically coordinated atoms; to the use of said catalyst as a passive nitrogen oxide adsorber, an exhaust gas system which contains said catalyst and an SCR catalyst, and to a method for purifying the exhaust gas of motor vehicles using said exhaust gas system.
    Type: Grant
    Filed: August 24, 2018
    Date of Patent: October 12, 2021
    Assignee: UMICORE AG & CO. KG
    Inventors: Christoph Hengst, Frank-Walter Schuetze, Michael Lennartz
  • Exhaust gas purification catalyst and exhaust gas purification method using the same
    Patent number: 11141713
    Abstract: In order to provide an exhaust gas purification catalyst capable of purifying hydrocarbons, carbon monoxide, and nitrogen oxides in exhaust gas at low temperatures, the exhaust gas purification catalyst according to the present invention includes: a region (2) containing palladium on a three-dimensional structure (1), and a first region (3) and a second region (4) provided on the region (2) in order from an inflow side of exhaust gas to an outflow side of exhaust gas. The concentration of rhodium contained in the first region (3) is higher than the concentration of rhodium contained in the second region (4).
    Type: Grant
    Filed: April 26, 2018
    Date of Patent: October 12, 2021
    Assignee: UMICORE SHOKUBAI JAPAN CO., LTD.
    Inventors: Hirotaka Kuno, Takahiro Ikegami, Kosuke Mikita, Masashi Nakashima, Shigekazu Minami, Masanori Ikeda
  • Exhaust gas purification catalyst and exhaust gas purification method using the same
    Patent number: 11143072
    Abstract: In order to provide an exhaust gas purification catalyst capable of purifying hydrocarbons, carbon monoxide, and nitrogen oxides in exhaust gas at low temperatures, the exhaust gas purification catalyst according to the present invention includes: a region (2) containing palladium on a three-dimensional structure (1), and a first region (3) and a second region (4) provided on the region (2) in order from an inflow side of exhaust gas to an outflow side of exhaust gas. The concentration of neodymium contained in the first region (3) is higher than the concentration of neodymium contained in the second region (4).
    Type: Grant
    Filed: April 26, 2018
    Date of Patent: October 12, 2021
    Assignee: UMICORE SHOKUBAI JAPAN CO., LTD.
    Inventors: Hirotaka Kuno, Masashi Nakashima, Kenji Ashikari, Yuji Ogino, Kazuyoshi Komata, Shigekazu Minami
  • SCR catalyst
    Patent number: 11135571
    Abstract: The present invention relates to a catalyst comprising at least one oxide of vanadium, at least one oxide of tungsten, at least one oxide of cerium, at least one oxide of titanium and at least one oxide of antimony, and an exhaust system containing said oxides.
    Type: Grant
    Filed: November 13, 2018
    Date of Patent: October 5, 2021
    Assignee: Umicore AG & Co. KG
    Inventors: Elodie Quinet, Stephan Malmberg, Nicola Soeger