Patents by Inventor Markus Gahleitner

Markus Gahleitner 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: 20200325607
    Abstract: High quality melt-blown webs having improved barrier properties (3rd drop, cm H2O resp. mbar) and a widened process window. The melt-blown webs show a specific chain structure.
    Type: Application
    Filed: June 8, 2017
    Publication date: October 15, 2020
    Inventors: Lisa Maria Steiner, Gerhard Hubnar, Jingbo Wang, Markus Gahleitner, Georg Grestenberger, Joachim Fiebig
  • Patent number: 10804005
    Abstract: The present invention is directed to a new cable having at least one insulation layer, to a process for producing such cable as well as to the use of a soluble a-nucleating agent (NA) for increasing the crystallization temperature of a polymer composition (PC) being part of an insulation layer of such a cable and the use of such a cable as communication cable and/or electrical cable.
    Type: Grant
    Filed: December 5, 2012
    Date of Patent: October 13, 2020
    Assignee: BOREALIS AG
    Inventors: Katja Klimke, Dietrich Gloger, Markus Gahleitner, Davide Tranchida, James Ellis Robinson, Ann Watson
  • Patent number: 10800910
    Abstract: The present invention is directed to a new heterophasic polypropylene composition showing a good balance between stiffness and impact at low haze, as well as to its use for injection molded articles. The present invention is also directed to provide such heterophasic polypropylene composition in a more simplified mode of production.
    Type: Grant
    Filed: October 24, 2017
    Date of Patent: October 13, 2020
    Assignee: BOREALIS AG
    Inventors: Markus Gahleitner, Jingbo Wang, Elisabeth Potter
  • Publication number: 20200317895
    Abstract: New polypropylene composition which provides an excellent balance between mechanical properties, optical behaviour and low amounts of extractable substances combined with good retortability.
    Type: Application
    Filed: August 30, 2018
    Publication date: October 8, 2020
    Inventors: Markus Gahleitner, Jingbo Wang, Klaus Bernreitner, Peter Niedersuss
  • Publication number: 20200317898
    Abstract: Soft polypropylene composition with improved optical and mechanical properties and especially improved resistance to steam sterilization, as well as to its manufacture and use and to articles made out of the new composition.
    Type: Application
    Filed: March 30, 2018
    Publication date: October 8, 2020
    Applicant: Borealis AG
    Inventors: Markus GAHLEITNER, Jingbo WANG, Friedrich BERGER
  • Publication number: 20200308386
    Abstract: The invention relates to a process for producing a polypropylene composition having an improved balanced combination of high flowability, high stiffness and impact, and high level of optical properties. Further, the invention relates to the polypropylene composition having the above-mentioned properties, as well as an article comprising the polypropylene composition.
    Type: Application
    Filed: December 11, 2018
    Publication date: October 1, 2020
    Inventors: Jingbo WANG, Markus GAHLEITNER, Elisabeth POTTER, Jani AHO, Klaus BERNREITNER, Luc MONNISSEN, Meta CIGON
  • Publication number: 20200308385
    Abstract: New polypropylene composition which combines low sealing initiation temperature (SIT), high hot-tack, good optical properties, like low haze and its use, and improved stiffness/impact balance.
    Type: Application
    Filed: September 12, 2018
    Publication date: October 1, 2020
    Inventors: Markus Gahleitner, Jingbo Wang, Klaus Bernreitner, Peter Niedersüss, Friedrich Berger, Stefan Ortner
  • Patent number: 10781303
    Abstract: High flow nucleated heterophasic polyolefin compositions comprising a matrix comprising a propylene homo- and/or copolymer and an elastomeric alpha-olefin copolymer phase dispersed in the matrix, which have rather high melt flow rate, improved impact strength but also an excellent impact/stiffness balance and a process for the preparation of such a heterophasic polyolefin composition, articles made therefrom and uses of the heterophasic polyolefin composition.
    Type: Grant
    Filed: March 1, 2017
    Date of Patent: September 22, 2020
    Assignee: BOREALIS AG
    Inventors: Claudia Kniesel, Minna Aarnio-Winterhof, Karlheinz Friedrich, Markus Gahleitner, Friedrich Berger
  • Patent number: 10759931
    Abstract: High flow nucleated heterophasic polyolefin compositions comprising a matrix comprising a propylene homo- and/or copolymer and an elastomeric alpha-olefin copolymer phase dispersed in the matrix, which have rather high melt flow rate, improved impact strength but also an excellent impact/stiffness balance and a process for the preparation of such a heterophasic polyolefin composition, articles made therefrom and uses of the heterophasic polyolefin composition.
    Type: Grant
    Filed: March 1, 2017
    Date of Patent: September 1, 2020
    Assignee: BOREALIS AG
    Inventors: Claudia Kniesel, Minna Aarnio-Winterhof, Karlheinz Friedrich, Markus Gahleitner, Friedrich Berger
  • Patent number: 10752763
    Abstract: Heterophasic polyolefin composition with improved optical properties, its preparation, articles made therefrom, particularly films, and use of the heterophasic polyolefin composition.
    Type: Grant
    Filed: January 26, 2018
    Date of Patent: August 25, 2020
    Assignee: BOREALIS AG
    Inventors: Jingbo Wang, Markus Gahleitner, Friedrich Berger, Markku Vahteri, Joachim Fiebig
  • Patent number: 10723870
    Abstract: A process for producing a heterophasic copolymer composition comprising polymerising in multiple steps and multiple polymerisation reactors propylene monomer and a comonomer selected from ethylene, alpha-olefins having 4 to 10 carbon atoms and their mixtures, in the presence of an olefin polymerisation catalyst comprising a solid catalyst component and a co-catalyst, wherein the solid catalyst component comprises titanium, magnesium, halogen and an internal donor of the formula (I): wherein R1 and R2 are the same or different being a linear or branched C1-C12-alkyl group and R is hydrogen or a linear, branched or cyclic C1 to C12-alkyl.
    Type: Grant
    Filed: February 18, 2016
    Date of Patent: July 28, 2020
    Assignee: BOREALIS AG
    Inventors: Pauli Leskinen, Johanna Lilja, Jingbo Wang, Markus Gahleitner
  • Patent number: 10723874
    Abstract: The present invention relates to crosslinkable polyolefin compositions, to a process for their preparation, to crosslinked compositions such as foams, sealants or adhesives and shaped articles, and their use in food packaging, textile packaging and technical and protection films. The crosslinkable polyolefin composition comprises one or more polyolefin polymers A, a hydrolysable silane functional polyolefin polymer B prepared from monomers comprising olefin monomers a) and silane functional compound(s) b), wherein the silane functional polyolefin polymer B is grafted onto the one or more polyolefin polymers A. The crosslinkable polyolefin compositions is crosslinkable by moisture.
    Type: Grant
    Filed: December 15, 2017
    Date of Patent: July 28, 2020
    Assignee: BOREALIS AG
    Inventors: Carl-Gustaf Ek, Denis Yalalov, Jingbo Wang, Markus Gahleitner, Klaus Bernreitner
  • Publication number: 20200231795
    Abstract: The present invention provides a process for producing a heterophasic copolymer composition. The polymerisation is conducted in the presence of an olefin polymerisation catalyst comprising a solid catalyst component further comprising titanium, magnesium, halogen and an internal donor, and a cocatalyst, the process comprising the steps of: (1) introducing streams of the solid catalyst component, the cocatalyst, propylene monomer and hydrogen into a first polymerisation reactor; (2) producing a first polymer of propylene in the first polymerisation reactor, the first polymer of propylene having a first melt flow rate MFR2 of from 0.1 to 2.
    Type: Application
    Filed: April 7, 2020
    Publication date: July 23, 2020
    Inventors: Pauli LESKINEN, Johanna LILJA, Jingbo WANG, Markus GAHLEITNER
  • Publication number: 20200207966
    Abstract: The present invention is directed towards random-heterophasic propylene copolymers with a specific ratio of stiffness to impact balance and specific relation between glass transition temperature and comonomer content. The invention is further directed to articles comprising said random-heterophasic propylene copolymer and their use.
    Type: Application
    Filed: August 23, 2018
    Publication date: July 2, 2020
    Inventors: Minna Aarnio-Winterhof, Markus Gahleitner, Jingbo Wang, Karlheinz Friedrich
  • Publication number: 20200207963
    Abstract: The invention relates to a process for producing a polypropylene composition by sequential polymerization the polypropylene composition having an improved balanced combination of high flowability, high stiffness and impact, and high level of optical properties.
    Type: Application
    Filed: June 27, 2018
    Publication date: July 2, 2020
    Inventors: Jingbo WANG, Markus GAHLEITNER, Elisabeth POTTER, Jani AHO, Klaus BERNREITNER, Luc MONNISSEN, Meta CIGON
  • Publication number: 20200207964
    Abstract: The invention relates to a process for producing a polypropylene composition by sequential polymerization the polypropylene composition having an improved balanced combination of high flowability, high stiffness and impact, and high level of optical properties.
    Type: Application
    Filed: June 27, 2018
    Publication date: July 2, 2020
    Inventors: Jingbo WANG, Markus GAHLEITNER, Elisabeth POTTER, Jani AHO, Klaus BERNREITNER, Luc MONNISSEN, Meta CIGON
  • Publication number: 20200207943
    Abstract: Melt-blown webs having a widened process window and better barrier properties(3rd drop, cm H2O resp. mbar). The melt-blown webs are made from so-called “controlled rheology” propylene (CR-PP), which has been visbroken without the use of peroxide but with a specific type of visbreaking additive.
    Type: Application
    Filed: September 23, 2016
    Publication date: July 2, 2020
    Inventors: Jingbo Wang, Joachim Fiebig, Henk Van Paridon, Markus Gahleitner, Georg Grestenberger, Jeroen Vanhoutte
  • Publication number: 20200181379
    Abstract: The present invention is directed to a new heterophasic polypropylene composition showing a good balance between stiffness and impact at low haze, as well as to its use for injection molded articles. The present invention is also directed to provide such heterophasic polypropylene composition in a more simplified mode of production.
    Type: Application
    Filed: October 24, 2017
    Publication date: June 11, 2020
    Applicant: Borealis AG
    Inventors: Markus GAHLEITNER, Jingbo WANG, Elisabeth POTTER
  • Patent number: 10676604
    Abstract: The invention relates to long-chain branched polypropylene composition (b-PPC) comprising at least one long-chain branched propylene homopolymer or copolymer (b-PP) and at least one linear propylene homopolymer or copolymer (l-PP). The long-chain branched polypropylene composition (b-PPC) being suitable for foam application.
    Type: Grant
    Filed: October 21, 2016
    Date of Patent: June 9, 2020
    Assignee: BOREALIS AG
    Inventors: Norbert Reichelt, Paul De Mink, Markus Gahleitner, Katja Klimke, Dietrich Gloger
  • Publication number: 20200165425
    Abstract: The present application relates to a polypropylene composition having a melt flow rate MFR.2 (230° C.) measured according to ISO 1133 in the range of 5 to 50 g/10 min, to a composition comprising the polypropylene composition and one or more additive(s) in an amount of up to 4 wt.-%, based on the total weight of the composition, to a process for the preparation of the polypropylene composition and an article comprising the polypropylene composition as well as the use of the polypropylene composition for decreasing the brittle-to-ductile transition temperature.
    Type: Application
    Filed: August 24, 2018
    Publication date: May 28, 2020
    Inventors: Markus Gahleitner, Klaus Bernreitner, Jingbo Wang