Patents by Inventor Susanne Kahlen

Susanne Kahlen 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: 11945926
    Abstract: The present invention is directed to a polypropylene composition (C) a melt flow rate MFR2 (230° C.) determined according to ISO 1133 in the range of 15 to 40 g/10 min, the use of said polypropylene composition (C) for the production of a foamed article and a foamed article comprising said polypropylene composition (C).
    Type: Grant
    Filed: May 14, 2019
    Date of Patent: April 2, 2024
    Assignees: Abu Dhabi Polymers Co. Ltd (Borouge) LLC., Borealis AG
    Inventors: Susanne Kahlen, Daniela Mileva, Georg Grestenberger, Andreas Fuchs, Stefanie Engleder, Jürgen Huber, Shengquan Zhu
  • 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: 20230279204
    Abstract: Upgraded polypropylene—polyethylene blend including random polypropylene copolymer and ethylene based plastomer.
    Type: Application
    Filed: July 29, 2021
    Publication date: September 7, 2023
    Inventors: Johan Defoer, Noureddine Ajellal, Susanne Kahlen
  • 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: 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: 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: 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
  • 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
  • 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
  • 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
  • Patent number: 11396593
    Abstract: The present invention relates to a polypropylene composition, an injection molded article comprising the polypropylene composition, a foamed article comprising the polypropylene composition as well as the use of a polypropylene homopolymer (H-PP1) for reducing the 5stiffness reduction factor of a foamed injection molded article by at least 40 as determined by the difference of the flexural modulus measured according to ISO 178 of the non-foamed and foamed injection molded article and compared to an article comprising the same amount of a polypropylene which has been polymerized in the presence of a Ziegler-Natta catalyst.
    Type: Grant
    Filed: October 2, 2019
    Date of Patent: July 26, 2022
    Assignee: BOREALIS AG
    Inventors: Daniela Mileva, Susanne Kahlen, Patrick Rover, Georg Grestenberger, Jingbo Wang, Klaus Bernreitner, Markus Gahleitner
  • Publication number: 20220186011
    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 C2C3C4 terpolymer. 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 C2C3C4 terpolymer for improving the impact-stiffness balance and the morphology of the blend (A).
    Type: Application
    Filed: March 26, 2020
    Publication date: June 16, 2022
    Inventors: Susanne Kahlen, Hermann Braun, Yi Liu, Markus Gahleitner, Gerhard Hubner
  • Publication number: 20220177679
    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: Application
    Filed: March 27, 2020
    Publication date: June 9, 2022
    Inventors: Susanne Kahlen, Hermann Braun, Yi Liu, Markus Gahleitner, Gerhard Hubner
  • Patent number: 11345804
    Abstract: The present invention is directed to the use of a polypropylene composition comprising at least one heterophasic polypropylene and a filler for the production of at least partially painted articles which show both a good paintability and a good surface appearance; and the painted articles produced therefrom. Further the invention is directed to a polypropylene composition showing improved surface appearance and paintability.
    Type: Grant
    Filed: January 30, 2018
    Date of Patent: May 31, 2022
    Assignee: Borealis AG
    Inventors: Susanne Kahlen, Claudia Kniesel, Thomas Lummerstorfer, Daniela Mileva, Milorad Bogdanovic
  • Patent number: 11332603
    Abstract: The present invention is directed to a polypropylene composition (C) comprising a heterophasic propylene copolymer (HECO1) having an intrinsic viscosity (IV) of the xylene soluble fraction (XCS) above 3.5 dl/g, an inorganic filler (F) and a nucleating agent (NU) being a dicarboxylic acid and/or a salt thereof. Further, the present invention is directed to the use of said polypropylene composition (C) for the production of a foamed article as well as a foamed article comprising said polypropylene composition (C). The present invention is also directed to the use of a nucleating agent (NU) being dicarboxylic acid and/or a salt thereof for the reduction of tigerskin of a polypropylene composition.
    Type: Grant
    Filed: June 26, 2018
    Date of Patent: May 17, 2022
    Assignee: BOREALIS AG
    Inventors: Daniela Mileva, Susanne Kahlen, Georg Grestenberger, Anton Sageder, Christof Wurnitsch, Anna Hartl, Patrick Rover, Erwin Pirklbauer
  • Publication number: 20220127439
    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 weight ratio of polypropylene to polyethylene is from 3:7 to 7:3, and wherein blend (A) is a recycled material, which is recovered from a waste plastic material derived from post-consumer and/or industrial waste; and b) 3 to 20 wt.-% of a compatibilizer (B) being a C2C8 plastomer, having—a DSC melting point of below 75° C. (ISO11357);—an MFR2 (ISO1133, 2.16 kg load at 190° C.) of equal or below 1.5 g/10 min; and—a density of equal or lower than 885 kg/m3 (ISO1183),wherein the ratio of MFR2 (blend (A) (ISO1133, 2.16 kg load at 230° C.)/MFR2(compatibilizer (B) (ISO1133, 2.16 kg load at 190 ° C.), is in the range 3.0 to 15; and c) 0 to 1.0 wt.-% of a stabilizer or mixture of stabilizers.
    Type: Application
    Filed: October 29, 2019
    Publication date: April 28, 2022
    Inventors: Susanne Kahlen, Hermann Braun, Yi Liu, Markus Gahleitner
  • 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
  • Patent number: 11203683
    Abstract: The present invention relates to a polyolefin composition, the use of the polyolefin composition in a compound with one or more virgin polymers for automotive articles or applications, pipes or profiles for construction applications, the use of a heterophasic polypropylene (HECO) as compatibilizer for polyolefin blends A) between a copolymer of ethylene and one or more C4 to C19 alpha olefin B) and a reinforcing mineral filler D) as well as a process for producing the polyolefin composition.
    Type: Grant
    Filed: May 2, 2018
    Date of Patent: December 21, 2021
    Assignee: BOREALIS AG
    Inventors: Susanne Kahlen, Markus Gahleitner, Cornelia Tranninger, Bhawna Kulshreshtha