Patents by Inventor Ralf Jackstell

Ralf Jackstell 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).

  • Patent number: 11925926
    Abstract: Platinum complexes having ferrocene-diphosphine ligands for catalysis of the hydroxycarbonylation of ethylenically unsaturated compounds.
    Type: Grant
    Filed: December 7, 2021
    Date of Patent: March 12, 2024
    Assignee: EVONIK OXENO GMBH & CO. KG
    Inventors: Carolin Schneider, Ralf Jackstell, Matthias Beller, Robert Franke
  • Patent number: 11912726
    Abstract: Pt-xanthene-iodine complex and Pt-xanthene-bromine complex, and use thereof for catalysis of a hydroformylation reaction.
    Type: Grant
    Filed: December 13, 2022
    Date of Patent: February 27, 2024
    Assignee: EVONIK OXENO GMBH & CO. KG
    Inventors: Carolin Schneider, Ralf Jackstell, Matthias Beller, Robert Franke
  • Publication number: 20240010593
    Abstract: Process for preparing the dialdehyde of vinylcyclohexene
    Type: Application
    Filed: June 30, 2023
    Publication date: January 11, 2024
    Applicant: EVONIK OPERATIONS GMBH
    Inventors: Robert Franke, Carolin Schneider, Ralf Jackstell, Matthias Beller
  • Publication number: 20240010587
    Abstract: Process for the preparation of dicidal.
    Type: Application
    Filed: June 30, 2023
    Publication date: January 11, 2024
    Applicant: EVONIK OPERATIONS GMBH
    Inventors: Robert Franke, Carolin Schneider, Ralf Jackstell, Matthias Beller, Dieter Reusch, Harald Häger
  • Patent number: 11866400
    Abstract: Process for hydroformylation of olefins using Pt and DPEphos.
    Type: Grant
    Filed: December 13, 2022
    Date of Patent: January 9, 2024
    Assignee: EVONIK OPERATIONS GMBH
    Inventors: Carolin Schneider, Ralf Jackstell, Matthias Beller, Robert Franke
  • Patent number: 11866399
    Abstract: Process for hydroformylation of olefins using Pt and bromine.
    Type: Grant
    Filed: December 13, 2022
    Date of Patent: January 9, 2024
    Assignee: EVONIK OPERATIONS GMBH
    Inventors: Carolin Schneider, Ralf Jackstell, Matthias Beller, Robert Franke
  • Publication number: 20230348356
    Abstract: The invention relates to compounds of formula (I) where R1, R2, R3, R4 are each independently selected from —(C1-C12)-alkyl, —(C3-C12)-cycloalkyl, —(C3-C12)-heterocycloalkyl, —(C6-C20)-aryl, —(C3-C20)-heteroaryl; at least one of the R1, R2, R3, R4 radicals is a —(C3-C20)-heteroaryl radical; and R1, R2, R3, R4, if they are —(C1-C12)-alkyl, —(C3-C12)-cycloalkyl, —(C3-C12)-heterocycloalkyl, —(C6-C20)-aryl or —(C3-C20)-heteroaryl, may each independently be substituted by one or more substituents selected from —(C1-C12)-alkyl, —(C3-C12)-cycloalkyl, —(C3-C12)-heterocycloalkyl, —O—(C1-C12)-alkyl, —O—(C1-C12)-alkyl-(C6-C20)-aryl, —O—(C3-C12)-cycloalkyl, —S—(C1-C12)-alkyl, —S—(C3-C12)-cycloalkyl, —COO—(C1-C12)-alkyl, —COO—(C3-C12)-cycloalkyl, —CONH—(C1-C12)-alkyl, —CONH—(C3-C12)-cycloalkyl, —CO—(C1-C12)-alkyl, —CO—(C3-C12)-cycloalkyl, —N—[(C1-C12)-alkyl]2, —(C6-C20)-aryl, —(C6-C20)-aryl-(C1-C12)-alkyl, —(C6-C20)-aryl-O—(C1-C12)-alkyl, —(C3-C20)-heteroaryl, —(C3-C20)-heteroaryl-(C1-C12)-alkyl, —(C3-C20)-heteroar
    Type: Application
    Filed: July 7, 2023
    Publication date: November 2, 2023
    Applicant: EVONIK OPERATIONS GMBH
    Inventors: Kaiwu DONG, Xiangjie FANG, Helfried NEUMANN, Ralf JACKSTELL, Matthias BELLER, Robert FRANKE, Dieter HESS, Katrin Marie DYBALLA, Dirk Fridag, Frank GEILEN
  • Patent number: 11773049
    Abstract: Ru-catalysed domino hydroformylation/hydrogenation/esterification using phosphine ligands.
    Type: Grant
    Filed: November 19, 2021
    Date of Patent: October 3, 2023
    Assignee: EVONIK OPERATIONS GMBH
    Inventors: Peter Kucmierczyk, Robert Franke, Matthias Beller, Ricarda Dühren, Ralf Jackstell
  • Patent number: 11773042
    Abstract: Process for hydroformylation of olefins using Pt and iodine.
    Type: Grant
    Filed: December 13, 2022
    Date of Patent: October 3, 2023
    Assignee: EVONIK OPERATIONS GMBH
    Inventors: Carolin Schneider, Ralf Jackstell, Matthias Beller, Robert Franke
  • Patent number: 11739042
    Abstract: Process for hydroformylation of olefins using Pt and iodine or bromine.
    Type: Grant
    Filed: December 13, 2022
    Date of Patent: August 29, 2023
    Assignee: EVONIK OPERATIONS GMBH
    Inventors: Carolin Schneider, Ralf Jackstell, Matthias Beller, Robert Franke
  • Patent number: 11712688
    Abstract: Platinum complexes having benzyl-based diphosphine ligands for the catalysis of the alkoxycarbonylation of ethylenically unsaturated compounds.
    Type: Grant
    Filed: March 29, 2021
    Date of Patent: August 1, 2023
    Assignee: EVONIK OPERATIONS GMBH
    Inventors: Ji Yang, Ralf Jackstell, Matthias Beller, Robert Franke
  • Publication number: 20230219877
    Abstract: Process for the alkoxycarbonylation of trivinylcyclohexane.
    Type: Application
    Filed: March 7, 2023
    Publication date: July 13, 2023
    Applicant: EVONIK OPERATIONS GMBH
    Inventors: Kaiwu DONG, Robert FRANKE, Ralf JACKSTELL, Matthias BELLER
  • Publication number: 20230219072
    Abstract: Platinum complexes having benzyl-based diphosphine ligands for the catalysis of the alkoxycarbonylation of ethylenically unsaturated compounds.
    Type: Application
    Filed: March 8, 2023
    Publication date: July 13, 2023
    Applicant: EVONIK OPERATIONS GMBH
    Inventors: Ji YANG, Ralf JACKSTELL, Matthias BELLER, Robert FRANKE
  • Publication number: 20230192583
    Abstract: Process for hydroformylation of olefins using Pt and iodine or bromine.
    Type: Application
    Filed: December 13, 2022
    Publication date: June 22, 2023
    Applicant: EVONIK OPERATIONS GMBH
    Inventors: Carolin Schneider, Ralf Jackstell, Matthias Beller, Robert Franke
  • Publication number: 20230192582
    Abstract: Process for hydroformylation of olefins using Pt and iodine.
    Type: Application
    Filed: December 13, 2022
    Publication date: June 22, 2023
    Applicant: EVONIK OPERATIONS GMBH
    Inventors: Carolin Schneider, Ralf Jackstell, Matthias Beller, Robert Franke
  • Publication number: 20230192741
    Abstract: Pt-DPEphos-iodine complex and Pt-DPEphos-bromine complex, and use thereof for catalysis of a hydroformylation reaction.
    Type: Application
    Filed: December 13, 2022
    Publication date: June 22, 2023
    Applicant: EVONIK OPERATIONS GMBH
    Inventors: Carolin Schneider, Ralf Jackstell, Matthias Beller, Robert Franke
  • Publication number: 20230192742
    Abstract: Pt-xanthene-iodine complex and Pt-xanthene-bromine complex, and use thereof for catalysis of a hydroformylation reaction.
    Type: Application
    Filed: December 13, 2022
    Publication date: June 22, 2023
    Applicant: EVONIK OPERATIONS GMBH
    Inventors: Carolin Schneider, Ralf Jackstell, Matthias Beller, Robert Franke
  • Publication number: 20230192584
    Abstract: Process for hydroformylation of olefins using Pt and DPEphos.
    Type: Application
    Filed: December 13, 2022
    Publication date: June 22, 2023
    Applicant: EVONIK OPERATIONS GMBH
    Inventors: Carolin Schneider, Ralf Jackstell, Matthias Beller, Robert Franke
  • Publication number: 20230191385
    Abstract: Process for hydroformylation of olefins using Pt and thixantphos.
    Type: Application
    Filed: December 13, 2022
    Publication date: June 22, 2023
    Applicant: EVONIK OPERATIONS GMBH
    Inventors: Carolin Schneider, Ralf Jackstell, Matthias Beller, Robert Franke
  • Publication number: 20230192743
    Abstract: Pt-biphenyl-iodine complex and Pt-biphenyl-bromine complex, and the use thereof for catalysis of a hydroformylation reaction.
    Type: Application
    Filed: December 13, 2022
    Publication date: June 22, 2023
    Applicant: EVONIK OPERATIONS GMBH
    Inventors: Carolin Schneider, Ralf Jackstell, Matthias Beller, Robert Franke