Patents by Inventor Susanna Lieber

Susanna Lieber 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: 11958924
    Abstract: The present invention relates to a process for preparing solutions of hydrogenated nitrile-diene copolymer, wherein the nitrile-diene copolymer dissolved in an ether-containing or ketone-containing solvent mixture is subjected to hydrogenation conditions. The invention further relates to solutions of hydrogenated nitrile-diene copolymer (HNBR solutions) comprising CPME as solvent, and to the use of HNBR solutions in CPME-containing solvent mixtures as binder in electrodes.
    Type: Grant
    Filed: November 26, 2019
    Date of Patent: April 16, 2024
    Assignee: Arlanxeo Deutschland GmbH
    Inventors: Karola Schneiders, Susanna Lieber, Sarah David
  • Patent number: 11827726
    Abstract: The present invention relates to a process for producing PEG acrylate-HNBR copolymer which exhibits excellent processability by latex hydrogenation of PEG acrylate-NBR latex to afford PEG acrylate-HNBR latex and subsequent coagulation.
    Type: Grant
    Filed: November 26, 2019
    Date of Patent: November 28, 2023
    Assignee: ARLANXEO DEUTSCHLAND GMBH
    Inventors: Karola Schneiders, Susanna Lieber
  • Publication number: 20230257558
    Abstract: The present invention relates to a vulcanisable composition for forming a nitrosamine free sulphur modified polychloroprene vulcanisate and to a method for making the same.
    Type: Application
    Filed: May 31, 2021
    Publication date: August 17, 2023
    Applicant: Arlanxeo Deutschland GmbH
    Inventors: Nicolas SARY, Heiner STANGE, Susanna LIEBER, Frank TASCHNER
  • Patent number: 11725101
    Abstract: The present disclosure relates to rubber polymers of ethylene-glycidylmethacrylate-vinyl acetate polymer as modifiers in epoxy resins. In particular ethylene-glycidylmethacrylate-vinyl acetate rubber polymers comprising phthalic anhydride modified glycidyl methacrylate monomer units.
    Type: Grant
    Filed: February 26, 2021
    Date of Patent: August 15, 2023
    Assignee: ARLANXEO DEUTSCHLAND GMBH
    Inventors: Martin Hoch, Susanna Lieber, Piming Ma, Qianqian Wang, Pengwu Xu
  • Publication number: 20230090128
    Abstract: The present disclosure relates to rubber polymers of ethylene-glycidylmethacrylate-vinyl acetate polymer as modifiers in epoxy resins. In particular ethylene-glycidylmethacrylate-vinyl acetate rubber polymers comprising phthalic anhydride modified glycidyl methacrylate monomer units.
    Type: Application
    Filed: February 26, 2021
    Publication date: March 23, 2023
    Applicant: ARLANXEO DEUTSCHLAND GMBH
    Inventors: Martin HOCH, Susanna LIEBER, Piming MA, Qianqian WANG, Pengwu XU
  • Publication number: 20220372255
    Abstract: The present invention relates to vulcanisates comprising hydrogenated nitrile rubber (HNBR) and at least one polycyclic aromatic hydrocarbon (PAH), and to the use thereof as belts, gaskets or hoses.
    Type: Application
    Filed: June 30, 2020
    Publication date: November 24, 2022
    Applicant: ARLANXEO DEUTSCHLAND GMBH
    Inventors: Susanna LIEBER, Sarah DAVID
  • Patent number: 11286325
    Abstract: The present invention relates to nitrile-diene-carboxylic ester copolymers, to the preparation thereof, to vulcanizable compositions containing nitrile-diene-carboxylic ester copolymers and the production thereof, and to vulcanizates based on nitrile-diene-carboxylic ester copolymers and to the use thereof in elastomeric components.
    Type: Grant
    Filed: December 13, 2018
    Date of Patent: March 29, 2022
    Assignee: ARLANXEO DEUTSCHLAND GMBH
    Inventors: Sven Brandau, Robert Stäber, Susanna Lieber
  • Publication number: 20220073666
    Abstract: The present invention relates to a process for producing PEG acrylate-HNBR copolymer which exhibits excellent processability by latex hydrogenation of PEG acrylate-NBR latex to afford PEG acrylate-HNBR latex and subsequent coagulation.
    Type: Application
    Filed: November 26, 2019
    Publication date: March 10, 2022
    Applicant: ARLANXEO DEUTSCHLAND GMBH
    Inventors: Karola SCHNEIDERS, Susanna LIEBER
  • Publication number: 20220041780
    Abstract: The present invention relates to a process for preparing solutions of hydrogenated nitrile-diene copolymer, wherein the nitrile-diene copolymer dissolved in an ether-containing or ketone-containing solvent mixture is subjected to hydrogenation conditions. The invention further relates to solutions of hydrogenated nitrile-diene copolymer (HNBR solutions) comprising CPME as solvent, and to the use of HNBR solutions in CPME-containing solvent mixtures as binder in electrodes.
    Type: Application
    Filed: November 26, 2019
    Publication date: February 10, 2022
    Applicant: ARLANXEO DEUTSCHLAND GMBH
    Inventors: Karola SCHNEIDERS, Susanna LIEBER, Sarah DAVID
  • Patent number: 11214670
    Abstract: The present invention relates to (halogenated) copolymer vulcanizates and the use thereof in devices such as seals, tank linings, o-rings or hoses which are in contact with liquid medium comprising oxymethylene ether.
    Type: Grant
    Filed: September 10, 2018
    Date of Patent: January 4, 2022
    Assignees: ARLANXEO CANADA INC., ARLANXEO DEUTSCHLAND GMBH
    Inventors: Kevin Kulbaba, Susanna Lieber
  • Publication number: 20210340285
    Abstract: The present invention relates to a method for producing hydrogenated nitrile rubber (HNBR) having good ageing properties in the presence of ruthenium, palladium or rhodium compounds and also to the hydrogenated nitrile rubber produced by this method and HNBR compositions thereof.
    Type: Application
    Filed: July 15, 2019
    Publication date: November 4, 2021
    Applicant: ARLANXEO DEUTSCHLAND GMBH
    Inventors: Karola SCHNEIDERS, Sarah DAVID, Susanna LIEBER
  • Patent number: 11046799
    Abstract: The present invention relates to hydrogenated nitrile-butadiene-PEG acrylate copolymers, to the preparation thereof, to vulcanizable mixtures comprising hydrogenated nitrile-butadiene-PEG acrylate copolymers and the preparation thereof, and vulcanizates based on hydrogenated nitrile-butadiene-PEG acrylate copolymer.
    Type: Grant
    Filed: January 24, 2017
    Date of Patent: June 29, 2021
    Assignee: ARLANXEO DEUTSCHLAND GMBH
    Inventors: Hiyam Salem, Susanna Lieber, Sarah David, Karola Schneiders
  • Publication number: 20210179825
    Abstract: The present invention relates to the use of a vulcanisable composition comprising HNBR-PEG acrylate copolymer for production of vulcanisates that are in contact with coolant. The invention further relates to the use of a vulcanisate produced from a vulcanisable composition comprising HNBR-PEG acrylate copolymer as a component part, preferably as a gasket or as a hose, in contact with coolant.
    Type: Application
    Filed: April 3, 2019
    Publication date: June 17, 2021
    Applicant: ARLANXEO DEUTSCHLAND GMBH
    Inventors: Susanna LIEBER, Sarah DAVID
  • Patent number: 11021596
    Abstract: The present invention relates to hydrogenated nitrile-diene-carboxylic ester copolymers, to the production thereof, to vulcanizable mixtures containing hydrogenated nitrile-diene-carboxylic ester copolymers and the production thereof, and also to vulcanizates based on hydrogenated nitrile-diene-carboxylic ester copolymers and to the use thereof in belts.
    Type: Grant
    Filed: November 9, 2017
    Date of Patent: June 1, 2021
    Assignee: ARLANXEO DEUTSCHLAND GMBH
    Inventors: Hiyam Salem, Karola Schneiders, Susanna Lieber
  • Publication number: 20210079145
    Abstract: The present invention relates to nitrile-diene-carboxylic ester copolymers, to the preparation thereof, to vulcanizable compositions containing nitrile-diene-carboxylic ester copolymers and the production thereof, and to vulcanizates based on nitrile-diene-carboxylic ester copolymers and to the use thereof in elastomeric components.
    Type: Application
    Filed: December 13, 2018
    Publication date: March 18, 2021
    Applicant: ARLANXEO DEUTSCHLAND GMBH
    Inventors: Sven BRANDAU, Robert STÄBER, Susanna LIEBER
  • Patent number: 10920036
    Abstract: The present invention relates to vulcanizable compositions on the basis of hydrogenated nitrile rubber, a mineral filer with specific surface area (N2 surface area) smaller than 10 m2/g comprising at least 40% by weight silicate (SiO2) and at least 10% by weight aluminium oxide (Al2O3), a sodium silicate and a crosslinking system on the basis of free-radical donors. The invention further relates to the production of these vulcanizable compositions, and also to vulcanized products which are produced therefrom and their use in particular in gaskets, belts, roll coverings, hoses and cables.
    Type: Grant
    Filed: January 20, 2017
    Date of Patent: February 16, 2021
    Assignee: ARLANXEO DEUTSCHLAND GMBH
    Inventors: Susanna Lieber, Ulrich Frenzel, Karola Schneiders
  • Publication number: 20200392316
    Abstract: The present invention relates to vulcanizable compositions comprising HNBR rubber, polyimide and peroxidic crosslinker, and optionally light-coloured filler and ageing stabilizer, to vulcanizates thereof and to the use thereof for production of mouldings.
    Type: Application
    Filed: December 11, 2018
    Publication date: December 17, 2020
    Applicant: ARLANXEO DEUTSCHLAND GMBH
    Inventors: Susanna LIEBER, Andreas KAISER, Ulrich FRENZEL
  • Publication number: 20200308377
    Abstract: The present invention relates to vulcanizable compositions comprising hydrogenated nitrile rubber, unsilanized mineral filler, less than 20 phr carbon black and a peroxidic crosslinker. The invention also relates to the production of such vulcanizable compositions, and also to vulcanizates that are produced therefrom and to the use thereof as mouldings that are in contact with acidic media comprising either organic or inorganic acids, preferably gaskets, belts and hoses that are in contact with blow-by or EGR gas or the condensate thereof.
    Type: Application
    Filed: August 13, 2018
    Publication date: October 1, 2020
    Applicant: ARLANXEO DEUTSCHLAND GMBH
    Inventors: Ulrich FRENZEL, Susanna LIEBER
  • Publication number: 20200277473
    Abstract: The present invention relates to vulcanizable compositions comprising hydrogenated nitrile rubber, synthetic graphite and/or aluminium oxide and a crosslinking agent, to vulcanizates thereof and to the use thereof as component.
    Type: Application
    Filed: September 18, 2018
    Publication date: September 3, 2020
    Inventors: Andreas KAISER, Susanna LIEBER
  • Publication number: 20200270437
    Abstract: The present invention relates to (halogenated) copolymer vulcanizates and the use thereof in devices such as seals, tank linings, o-rings or hoses which are in contact with liquid medium comprising oxymethylene ether.
    Type: Application
    Filed: September 10, 2018
    Publication date: August 27, 2020
    Inventors: Kevin KULBABA, Susanna LIEBER