Patents by Inventor Hermann Braun

Hermann Braun 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: 20240124695
    Abstract: The invention relates to a polyolefin composition comprising a) 5-30 wt % (based on the overall weight of the polyolefin composition) of at least one polypropylene homopolymer; b) 25-60 wt % (based on the overall weight of the polyolefin composition) of a blend of recycled plastic material comprising polypropylene and polyethylene in a ratio between 3:7 and 49.5:1, which is recovered from a waste plastic material derived from post-consumer and/or post-industrial waste; c) 20-50 wt % (based on the overall weight of the polyolefin composition) of at least one particulate filler, in particular talc, and optionally further additives, wherein the sum of all ingredients adds always up to 100 wt %, wherein the polyolefin composition has a melt flow rate MFR2 (230° C., 2.16 kg, measured according to ISO 1133) of at least 3.5 g/10 min; and a tensile modulus at 23° C. of at least 3 GPa (ISO 527-2).
    Type: Application
    Filed: March 30, 2022
    Publication date: April 18, 2024
    Inventors: Susanne Margarete Kahlen, Hermann Braun, Gisela Karin Lehner, Quang Manfred Bachtrod
  • Publication number: 20240101802
    Abstract: Polyolefin (PO) compositions derived from post-consumer recyclate (PCR) PO based materials having well balanced properties with regards to electric conductivity, impact performance, stiffness, and workability.
    Type: Application
    Filed: December 16, 2021
    Publication date: March 28, 2024
    Inventors: Tuan Anh Tran, Hermann Braun, Philip Knapen, Michael Zoesch, Michael Hettrich-Keller
  • Publication number: 20240059883
    Abstract: Provided is a polyolefin composition including a) at least one heterophasic polypropylene copolymer with a melt flow rate MFR2 (230° C., 2.16 kg, measured according to ISO 1133) of at least 40 g/10 min, preferably of at least 60 g/10 min ; b) at least one polypropylene homopolymer with a melt flow rate MFR2 (230° C., 2.16 kg, measured according to ISO 1133) of at least 400 g/10 min; and c) a blend (A) of recycled plastic material comprising polypropylene and polyethylene in a ratio between 3:7 and 12:1, which is recovered from a waste plastic material derived from post-consumer and/or post-industrial waste with a melt flow rate MFR2 (230° C., 2.16 kg, measured according to ISO 1133) of at least 5 g/10 min. The polyolefin composition has a melt flow rate MFR2 (230° C., 2.16 kg, measured according to ISO 1133) of at least 20 g/10 min.
    Type: Application
    Filed: January 27, 2022
    Publication date: February 22, 2024
    Inventors: Susanne Margarete Kahlen, Hermann Braun, Andreas Rössler-Czermak, Giovanni Federico Benedetti, Philip Knapen
  • Publication number: 20240043649
    Abstract: Polyolefin (PO) compositions derived from post-consumer recyclate (PCR) PO based materials having well balanced properties with regards to electric conductivity, impact performance, stiffness, and workability.
    Type: Application
    Filed: February 17, 2022
    Publication date: February 8, 2024
    Inventors: Anh Tuan Tran, Hermann Braun
  • Patent number: 11851552
    Abstract: The present invention is directed to a biaxially oriented polypropylene (BOPP) film with improved breakdown strength and to a capacitor comprising an insulation film comprising a layer of the biaxially oriented polypropylene film of the present invention. The present invention is further directed to a process for producing a biaxially oriented polypropylene film. Finally, the present invention is further directed to the use of a biaxially oriented polypropylene film of the present invention as layer of an insulation film of a capacitor. The BOPP film comprises a polypropylene composition, wherein the polypropylene composition comprises a high isotactic homopolymer of propylene and a polymeric ?-nucleating agent. The BOPP film has a dielectric breakdown field strength Eb63.2 of at least 595 kV/mm.
    Type: Grant
    Filed: December 20, 2019
    Date of Patent: December 26, 2023
    Assignee: Borealis AG
    Inventors: Dietrich Gloger, Hermann Braun, Antonios Gitsas, Davide Tranchida, Franciscus Jacobs, Wolfram Stadlbauer
  • Publication number: 20230348705
    Abstract: A composition comprising (A) 18.0 to 60.0 wt.-% of a heterophasic composition (HECO); (B) 7.0 to 55.0 wt.-% of a polypropylene-polyethylene blend (B); (C) 0.0 to 12.0 wt.-% of an HDPE; (D) 2.0 to 12.0 wt.-% of plastomer; and (E) 7.0 to 25.0 wt.-% of talc; wherein the HECO has a Tm of 150 to 159° C., an MFR2 of 20.0 to 120 g/10 min, a CRYSTEX QC crystalline fraction of 79.0 to 91.0 wt.-%, a CRYSTEX QC soluble fraction of 9.0 to 21.0 wt.-%, and an ethylene content of 1.5 to 6.5 mol.-%; blend (B) comprises at least 85.0 wt.-% of polypropylene and at most 15.0 wt.-% of polyethylene and has an MFR2 of 5.0 to 75 g/10 min and an ash content of 0.1 to 3.0 wt.-%; and the plastomer is a C2/C8 or a C2/C4 copolymer having a density of 850 to 900 kg/m3.
    Type: Application
    Filed: August 11, 2021
    Publication date: November 2, 2023
    Inventors: Jingbo Wang, Markus Gahleitner, Klaus Bernreitner, Hermann Braun, Andreas Rössler-Czermak
  • 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: 20230242744
    Abstract: A mixed-plastic-polyethylene composition having a melt flow rate (ISO 1133, 2.16 kg, 190° C.) of from 0.1 to 0.9 g/10 min and a density of from 956 kg/m3 to 970 kg/m3 comprising recycled polyolefin.
    Type: Application
    Filed: May 17, 2021
    Publication date: August 3, 2023
    Inventors: Yi Liu, Susanne Kahlen, Hermann Braun, Elisabeth Ribarits, Christian Goetzloff
  • 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
  • Publication number: 20230227639
    Abstract: A polyolefin composition (C) obtainable by blending: a recycling blend (A) with a virgin polypropylene homopolymer and optionally a virgin high density polyethylene.
    Type: Application
    Filed: April 22, 2021
    Publication date: July 20, 2023
    Inventors: Susanne Kahlen, Mahdi Abbasi, Manfred Bachtrod, Hermann Braun
  • Publication number: 20230227636
    Abstract: Mixed-plastic-polyethylene composition having a melt flow rate (ISO 1133, 2.16 kg, 190° C.) of from 0.1 to 0.9 g/10 min; and a density of from 956 kg/m3 to 970 kg/m3, preferably from 958 to 968 kg/m3.
    Type: Application
    Filed: May 17, 2021
    Publication date: July 20, 2023
    Inventors: Yi Liu, Susanne Kahlen, Hermann Braun, Elisabeth Ribarits, Christian Goetzloff
  • Publication number: 20230203287
    Abstract: Mixed-plastic-polyethylene composition having a melt flow rate (ISO 1133, 2.16 kg, 190° C.) of from 0.2 to 0.7 g/10 min; and a density of from 956 to 965 kg/m3, preferably from 958 to 964 kg/m3.
    Type: Application
    Filed: May 17, 2021
    Publication date: June 29, 2023
    Inventors: Yi Liu, Susanne Kahlen, Hermann Braun, Elisabeth Ribarits, Christian Goetzloff
  • Publication number: 20230193007
    Abstract: It is provided a polymer composition including at least the following components A) 40 to 94 wt.-% based on the overall weight of the polymer composition of a polymer blend, including a1) 50 to 95 wt.-% of polypropylene; a2) 5 to 50 wt.-% of polyethylene; C) 3 to 30 wt.-% based on the overall weight of the polymer composition of a compatibilizer being a copolymer of propylene and 1-hexene, including b1) 30 to 70 wt.-% of a first random copolymer of propylene and 1-hexene; and b2) 30 to 70 wt.-% of a second random copolymer of propylene and 1-hexene having a higher 1-hexene content than the first random propylene copolymer b1); 3 to 30 wt.-% of a modifier selected from the group consisting of plastomers, heterophasic polypropylene copolymers different from component B) and mixtures thereof; with the provisos that the weight proportions of components a1) and a2) add up to 100 wt.-%; the weight proportions of components b1) and b2) add up to 100 wt.
    Type: Application
    Filed: April 28, 2020
    Publication date: June 22, 2023
    Inventors: Jingbo Wang, Markus Gahleitner, Klaus Bernreitner, Hermann Braun
  • Publication number: 20230114045
    Abstract: The present invention relates to a mixed-plastic-polyethylene composition comprising: —a total amount of ethylene units (C2 units) of from 90.00 to 99.00 wt %, and—a total amount of continuous units having 3 carbon atoms corresponding to polypropylene (continuous C3 units) of from 0.01 to 5.00 wt %, with the total amounts of C2 units and continuous C3 units being based on the total weight amount of monomer units in the composition and measured according to quantitative 13C{1H} NMR measurement, and wherein the composition has—a melt flow rate (ISO 1133, 2.16 kg, 190° C.) of from 0.1 to 2.0 g/10 min; and—a density of from 930 kg/m3 to 955 kg/m3, preferably from 932 to 953 kg/m3, a process for producing said mixed-plastic-polyethylene composition, an article comprising said mixed-plastic-polyethylene composition and the use of said mixed-plastic-polyethylene composition for producing a cable layer.
    Type: Application
    Filed: December 10, 2020
    Publication date: April 13, 2023
    Inventors: Yi Liu, Susanne Kahlen, Hermann Braun, Elisabeth Ribarits, Christian Goetzloff, Gerhard Hubner, Ruth Dammert, Sanna Ronkainen, Andreas Rössler-Czermak, Jari Äärilä
  • Publication number: 20230096321
    Abstract: A polypropylene composition (C) obtainable by blending: a) 50.0 to 95.0 wt.-% of a heterophasic propylene copolymer (HECO) defined by its crystalline fraction content (78.0 to 92.0 wt.-%), soluble fraction content (8.0 to 22.0 wt.-%), C2 content of said soluble fraction (15.0 to 30.0 wt.-%) and intrinsic viscosity of the soluble fraction (1.80 to 3.50 dl/g), b) 5.0 to 50.0 wt.-% of a blend (A) comprising polypropylene and polyethylene in a weight ratio of from 9:1 to 13:7, wherein blend (A) is a recycled material recovered from a waste plastic material derived from post-consumer and/or post-industrial waste; wherein the polypropylene composition (C) has a melt flow rate (MFR2) of 20.0 to 70.0 g/10 min.
    Type: Application
    Filed: January 15, 2021
    Publication date: March 30, 2023
    Inventors: Jingbo Wang, Markus Gahleitner, Klaus Bernreitner, Hermann Braun
  • Publication number: 20230085849
    Abstract: The present invention concerns a process for decolorizing a polyolefin composition, the process comprising the steps of a) providing a polyolefin composition comprising at least one polyolefin and at least one organic chromophore, b) mixing the polyolefin composition in a melt state at a temperature of 170 to 290° C. with an inorganic oxidizing agent, wherein the inorganic oxidizing agent is selected from the group of inorganic peroxides and hypochlorites, and c) obtaining a decolorized polyolefin composition.
    Type: Application
    Filed: September 12, 2022
    Publication date: March 23, 2023
    Inventors: Kerstin Koller, Christoph Burgstaller, Hermann Braun, Peter Denifl, Markus Gahleitner
  • Patent number: 11512189
    Abstract: The present invention is directed to a polyethylene-polypropylene composition comprising a blend (A) being a recycled material, said blend comprising polypropylene and polyethylene, and a compatibilizer (B) being a copolymer of 1-butene and ethylene. Further, the present invention is directed to an article comprising said polyethylene-polypropylene composition and a process for preparing said polyethylene-polypropylene composition. The present invention is also directed to the use of a compatibilizer (B) being a copolymer of 1-butene and ethylene for improving the impact-stiffness balance and the morphology of the blend (A).
    Type: Grant
    Filed: March 27, 2020
    Date of Patent: November 29, 2022
    Assignee: BOREALIS AG
    Inventors: Susanne Kahlen, Hermann Braun, Yi Liu, Markus Gahleitner, Gerhard Hubner
  • Publication number: 20220372264
    Abstract: A polyolefin composition obtainable by blending a) 96.0 to 99.7 wt.-% of a blend (A), being a recycled material comprising A-1) 30 to 70 wt.-% isotactic polypropylene homopolymer, A-2) 20 to 50 wt.-% polyethylene and ethylene containing copolymers, A-3) 0.5 to 4.0 wt.-% polyamide-6,various optional components, A-11) 1 ppm to 100 ppm of limonene, and A-12) 1 ppm to 200 ppm total fatty acid content with a maleic anhydride-grafted SEBS block copolymer, characterized by its melt volume rate and maleic anhydride content.
    Type: Application
    Filed: March 2, 2020
    Publication date: November 24, 2022
    Inventors: Susanne Kahlen, Hermann Braun, Yi Liu, Andreas Albrecht, Gerhard Hubner