Patents by Inventor Michael Jerabek

Michael Jerabek 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).

  • Publication number: 20240425689
    Abstract: The present invention relates to a composition obtainable by blending at least components (A), (B) and (C) (A) 25 wt.-% to 75 wt.-%, preferably 35 to 65 wt.-%, more preferably 40 to 60 wt.-% of a mixed-plastics polypropylene blend; (B) 17 wt.-% to 65 wt.-%, preferably 20 to 55 wt.-%, more preferably 25 to 50 wt.-% of a first propylene homopolymer; and (C) 3 wt.-% to 30 wt.-%, preferably 5 to 27 wt.-%, more preferably 7 to 25 wt.-% of a second propylene homopolymer.
    Type: Application
    Filed: August 22, 2022
    Publication date: December 26, 2024
    Inventors: Susanne Margarete Kahlen, Hermann Braun, Michael Jerabek, Markus Kralicek
  • Publication number: 20240287296
    Abstract: The present invention relates to a new composite comprising glass or carbon fibers and polymer-based fibers as well as to a process for the preparation of the composite and molded articles made from said composite.
    Type: Application
    Filed: April 22, 2024
    Publication date: August 29, 2024
    Inventors: Thomas Lummerstorfer, Michael Jerabek, Stefan Hochradi, Claudia AT, Karoly Renner, Lukas Sobczak, Wolfgang Stockreiter, Bela Pukanszky, Janos Moczo
  • Patent number: 12006425
    Abstract: A composition suitable for automotive application obtainable by blending at least components a) to f), or a), b), c), d), C and f) under the proviso that e) is not present a) 12 to 40 wt.-%, preferably 14 to 38 wt. %, more preferably 15 to 35 wt.-% of a first heterophasic polypropylene copolymer (HECO 1) b) 12 to 40 wt.-%, preferably 14 to 38 wt.-%, more preferably 15 to 35 wt.-% of a second heterophasic polypropylene copolymer (HECO 2) c) 15 to 65 wt.-%, preferably 18 to 60 wt.-%, more preferably 20 to 55 wt.-% of a polypropylene-polyethylene blend (A) d) 3.0 to 20 wt.-%, preferably 5.0 to 15 wt.-% and more preferably 6.0 to 15 wt.-% of an inorganic filler e) 0 to 15 wt.-% HDPE f) 0.01 to 4.0 wt.-% of additives.
    Type: Grant
    Filed: August 11, 2021
    Date of Patent: June 11, 2024
    Assignee: Borealis AG
    Inventors: Susanne Kahlen, Angelica Legras, Hermann Braun, Michael Jerabek, Christophe Salles, Daniela Mileva
  • Patent number: 11912849
    Abstract: The present invention is directed to granules comprising a fiber reinforced composition (C), said composition comprising a propylene polymer (PP), an elastomeric ethylene copolymer (E) and long fibers (LF).
    Type: Grant
    Filed: December 4, 2018
    Date of Patent: February 27, 2024
    Assignee: Borealis AG
    Inventors: Michael Jerabek, Wolfgang Stockreiter, Thomas Lummerstorfer
  • Patent number: 11827758
    Abstract: The present invention is directed to an article comprising a fiber reinforced composition (C), said composition comprising a propylene polymer (PP), an elastomeric ethylene copolymer (E) and fibers (F).
    Type: Grant
    Filed: December 4, 2018
    Date of Patent: November 28, 2023
    Assignee: Borealis AG
    Inventors: Michael Jerabek, Wolfgang Stockreiter, Thomas Lummerstorfer
  • Publication number: 20230295405
    Abstract: Provided is a polyolefin composition including a) at least one polypropylene homopolymer; b) a blend of recycled plastic material including polypropylene and polyethylene in a ratio between 3:7 and 10:1, which is recovered from a waste plastic material derived from post-consumer and/or post-industrial waste; c) glass fibers; and d) at least one coupling agent. The polyolefin composition has a melt flow rate MFR2 (230° C., 2.16 kg, measured according to ISO 1133) of at least 2 g/10 min; a tensile modulus (ISO 527-2) of at least 4 GPa, and an impact strength (ISO179-1, Charpy 1eA +23° C.) of at least 6 kJ/m2.
    Type: Application
    Filed: October 18, 2021
    Publication date: September 21, 2023
    Inventors: Susanne Margarete Kahlen, Angelica Maëlle Delphine Legras, Hermann Braun, Michael Jerabek, Wolfgang Stockreiter, Erwin Kastner
  • Publication number: 20230287202
    Abstract: Composition suitable for automotive application obtainable by blending at least components a) to f) a) 5.0 to 45 wt.-%, preferably 9.0 to 42 wt. %, more preferably 10 to 40 wt.-% of a first heterophasic polypropylene copolymer (HECO 1) b) 2.0 to 20 wt.-%, preferably 2.5 to 18 wt.-%, more preferably 3.0 to 17 wt.-% of a second heterophasic polypropylene copolymer (HECO 2) c) 10 to 60 wt.-%, preferably 12 to 55 wt.-%, more preferably 14 to 52 wt.-% of a polypropylene-polyethylene blend (A) d) 2.5 to 25 wt.-%, preferably 5.0 to 22 wt.-% and more preferably 6.5 to 20 wt.-% of an ethylene based elastomer e) 5.0 to 30 wt.-%, preferably 7.0 to 25 wt.-% and more preferably 8.5 to 20 wt.-% of an inorganic filler f) 0.1 to 4.0 wt.-% of additives.
    Type: Application
    Filed: August 11, 2021
    Publication date: September 14, 2023
    Inventors: Susanne Kahlen, Angelica Legras, Hermann Braun, Michael Jerabek, Christophe Salles
  • Publication number: 20230257563
    Abstract: A composition suitable for automotive application obtainable by blending at least components a) to f), or a), b), c), d), C and f) under the proviso that e) is not present a) 12 to 40 wt.-%, preferably 14 to 38 wt. %, more preferably 15 to 35 wt.-% of a first heterophasic polypropylene copolymer (HECO 1) b) 12 to 40 wt.-%, preferably 14 to 38 wt.-%, more preferably 15 to 35 wt.-% of a second heterophasic polypropylene copolymer (HECO 2) c) 15 to 65 wt.-%, preferably 18 to 60 wt.-%, more preferably 20 to 55 wt.-% of a polypropylene-polyethylene blend (A) d) 3.0 to 20 wt.-%, preferably 5.0 to 15 wt.-% and more preferably 6.0 to 15 wt.-% of an inorganic filler e) 0 to 15 wt.-% HDPE f) 0.01 to 4.0 wt.-% of additives.
    Type: Application
    Filed: August 11, 2021
    Publication date: August 17, 2023
    Inventors: Susanne Kahlen, Angelica Legras, Hermann Braun, Michael Jerabek, Christophe Salles, Daniela Mileva
  • Publication number: 20230242717
    Abstract: Provided is a polyolefin composition including a blend of recycled plastic material including polyproplyene and polyethylene, which is recovered from a waste plastic material derived from post-consumer and/or post-industrial waste; glass fibres; talc; at least one coupling agent; and at least one impact modifier. The polyolefin composition has a tensile modulus of at least 4 GPa, and an impact strength of at least 10 kJ/m2.
    Type: Application
    Filed: May 25, 2021
    Publication date: August 3, 2023
    Inventors: Mahdi Abbasi, Susanne Margarete Kahlen, Hermann Braun, Wolfgang Stockreiter, Michael Jerabek
  • Patent number: 11674025
    Abstract: The present invention relates to a new composite comprising glass or carbon fibers and polymer-based fibers as well as to a process for the preparation of the composite and molded articles made from said composite.
    Type: Grant
    Filed: May 5, 2020
    Date of Patent: June 13, 2023
    Assignee: BOREALIS AG
    Inventors: Thomas Lummerstorfer, Michael Jerabek, Stefan Hochradi, Claudia Pretschuh, Karoly Renner, Lukas Sobczak, Wolfgang Stockreiter, Bela Pukanszky, Janos Moczo
  • Patent number: 11674027
    Abstract: A polyethylene-polypropylene composition obtainable by blending a) 80 to 97 wt.-% of a blend (A) comprising A-1) polypropylene and A-2) polyethylene, wherein the ratio of polypropylene to polyethylene is from 3:7 to 13:7, and wherein blend (A) is a recycled material, which is recovered from a waste plastic material derived from post-consumer and/or post-industrial waste; and b) 3 to 20 wt.-% of a compatibilizer (B) being a heterophasic random copolymer comprising a random polypropylene copolymer matrix phase and an elastomer phase dispersed therein, whereby the heterophasic random copolymer has—a xylene insolubles content (XCI) of from 65 to 88 wt.-% (ISO 16152, led, 25° C.), and—a xylene soluble content XCS of 12 to 35 wt.-% (ISO 16152, led, 25° C.), the XCS fraction having an intrinsic viscosity (measured in decalin according to DIN ISO 1628/1 at 135° C.) of 1.2 dl/g to less than 3.0 dl/g, and—a flexural modulus of from 300 to 600 MPa (ISO 178, measured on injection moulded specimens, 23° C.
    Type: Grant
    Filed: October 2, 2019
    Date of Patent: June 13, 2023
    Assignee: BOREALIS AG
    Inventors: Susanne Kahlen, Michael Jerabek
  • Patent number: 11584834
    Abstract: The present invention is directed to granules comprising a fiber reinforced composition (C), said composition comprising a propylene polymer (PP), an elastomeric ethylene copolymer (E) and short fibers (SF). Further, the present invention is directed to an article comprising said fiber reinforced composition (C).
    Type: Grant
    Filed: December 4, 2018
    Date of Patent: February 21, 2023
    Assignee: BOREALIS AG
    Inventors: Michael Jerabek, Wolfgang Stockreiter, Thomas Lummerstorfer
  • Patent number: 11530320
    Abstract: Polypropylene composition comprising a polypropylene base material, a carbon fibre and an adhesion promoter with an excellent impact/stiffness balance, its preparation, articles comprising the composition and the use of the composition.
    Type: Grant
    Filed: July 26, 2018
    Date of Patent: December 20, 2022
    Assignee: BOREALIS AG
    Inventors: Thomas Lummerstorfer, Wolfgang Stockreiter, Michael Jerabek, Stefan Hochradl, Michael Tranninger
  • Publication number: 20220025150
    Abstract: A polypropylene-polyethylene composition obtainable by blending a) 80 to 97 wt.-% of a blend (A) comprising A-1) polypropylene and A-2) polyethylene, wherein the weight ratio of polypropylene to polyethylene is from 9:1 to 13:7, and wherein blend (A) is a recycled material, which is recovered from waste plastic derived from post-consumer and/or post-industrial waste; and b) 3 to 20 wt.-% of a compatibilizer (B) being a heterophasic random copolymer comprising a random polypropylene copolymer matrix phase and an elastomer phase dispersed therein, whereby the heterophasic random copolymer has—a xylene insoluble content XCI of 65 to 88 wt.-% (ISO 16152, led, 25° C.), —a xylene soluble content XCS of 12 to 35 wt.-% (ISO 16152, led, 25° C.), the XCS fraction having an intrinsic viscosity (measured in decalin according to DIN ISO 1628/1 at 135° C.) of 1.2 dl/g to less than 3.0 dl/g, and—a flexural modulus of from 300 to 600 MPa (ISO 178, measured on injection moulded specimens, 23° C.
    Type: Application
    Filed: October 2, 2019
    Publication date: January 27, 2022
    Inventors: Susanne Kahlen, Michael Jerabek
  • Publication number: 20210347970
    Abstract: A polyethylene-polypropylene composition obtainable by blending a) 80 to 97 wt.-% of a blend (A) comprising A-1) polypropylene and A-2) polyethylene, wherein the ratio of polypropylene to polyethylene is from 3:7 to 13:7, and wherein blend (A) is a recycled material, which is recovered from a waste plastic material derived from post-consumer and/or post-industrial waste; and b) 3 to 20 wt.-% of a compatibilizer (B) being a heterophasic random copolymer comprising a random polypropylene copolymer matrix phase and an elastomer phase dispersed therein, whereby the heterophasic random copolymer has—a xylene insolubles content (XCI) of from 65 to 88 wt.-% (ISO 16152, led, 25° C.), and—a xylene soluble content XCS of 12 to 35 wt.-% (ISO 16152, led, 25° C.), the XCS fraction having an intrinsic viscosity (measured in decalin according to DIN ISO 1628/1 at 135° C.) of 1.2 dl/g to less than 3.0 dl/g, and—a flexural modulus of from 300 to 600 MPa (ISO 178, measured on injection moulded specimens, 23° C.
    Type: Application
    Filed: October 2, 2019
    Publication date: November 11, 2021
    Inventors: Susanne Kahlen, Michael Jerabek
  • Patent number: 11111369
    Abstract: The present invention is directed to a polypropylene composition (C) comprising a heterophasic propylene copolymer and an inorganic filler, the use of said polypropylene composition (C) for the production of a foamed article and a foamed article obtained from said polypropylene composition (C).
    Type: Grant
    Filed: November 28, 2017
    Date of Patent: September 7, 2021
    Assignee: BOREALIS AG
    Inventors: Susanne Kahlen, Daniela Mileva, Georg Grestenberger, Michael Tranninger, Michael Jerabek, Dieter Nicolussi, Anna Hartl
  • Publication number: 20210221990
    Abstract: The present invention is directed to a polypropylene composition (C) comprising a heterophasic propylene copolymer (HECO), comprising a matrix being a propylene polymer (PP1), an elastomeric propylene copolymer (EPR) being dispersed in said matrix and a nucleating agent (NU). The polypropylene composition (C) further comprises polymeric fibers (PE). The present invention is also directed to a foamed article comprising the polypropylene composition (C) and the use of polymeric fibers (PE) as an impact modifier for a heterophasic propylene copolymer (HECO).
    Type: Application
    Filed: July 30, 2019
    Publication date: July 22, 2021
    Inventors: Susanne Kahlen, Daniela Mileva, Georg Grestenberger, Michael Jerabek, Thomas Lummerstorfer
  • Publication number: 20210122905
    Abstract: Polypropylene composition comprising a polypropylene base material, a carbon fibre and an adhesion promoter with an excellent impact/stiffness balance, its preparation, articles comprising the composition and the use of the composition.
    Type: Application
    Filed: July 26, 2018
    Publication date: April 29, 2021
    Inventors: Thomas Lummerstorfer, Wolfgang Stockreiter, Michael Jerabek, Stefan Hochradl, Michael Tranninger
  • Publication number: 20200332076
    Abstract: The present invention is directed to granules comprising a fiber reinforced composition (C), said composition comprising a propylene polymer (PP), an elastomeric ethylene copolymer (E) and short fibers (SF). Further, the present invention is directed to an article comprising said fiber reinforced composition (C).
    Type: Application
    Filed: December 4, 2018
    Publication date: October 22, 2020
    Inventors: Michael Jerabek, Wolfgang Stockreiter, Thomas Lummerstorfer
  • Publication number: 20200308353
    Abstract: The present invention is directed to an article comprising a fiber reinforced composition (C), said composition comprising a propylene polymer (PP), an elastomeric ethylene copolymer (E) and fibers (F).
    Type: Application
    Filed: December 4, 2018
    Publication date: October 1, 2020
    Applicant: BOREALIS AG
    Inventors: Michael JERABEK, Wolfgang STOCKREITER, Thomas LUMMERSTORFER