Patents by Inventor Klaus Bernreitner

Klaus Bernreitner 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: 9550844
    Abstract: Propylene homopolymer having a melt flow rate MFR2 (230° C.) at least 50 g/10 min, a Mw/Mn at least 12.0 and a xylene cold soluble content (XCS) of at least 2.8 wt.-%.
    Type: Grant
    Filed: June 10, 2014
    Date of Patent: January 24, 2017
    Assignee: Borealis AG
    Inventors: Markus Gahleitner, Norbert Hafner, Antonis Gitsas, Klaus Bernreitner
  • Patent number: 9540506
    Abstract: Propylene copolymer having a melt flow rate MFR2 (230° C.) in the range of more than 1.0 to below 2.5 g/10 min, a xylene cold soluble content (XCS) in the range of 25.0 to 35.0 wt.-%, a comonomer content in the range of more than 7.5 to 12.0 wt.-%, wherein further the xylene cold soluble (XCS) fraction of the propylene copolymer has comonomer content in the range of 16.0 to 28.0 wt.-% and an intrinsic viscosity (IV) in the range of more than 1.2 to below 2.5 dl/g.
    Type: Grant
    Filed: November 6, 2013
    Date of Patent: January 10, 2017
    Assignee: Borealis AG
    Inventors: Markus Gahleitner, Katja Klimke, Klaus Bernreitner, Martina Sandholzer
  • Patent number: 9487606
    Abstract: Propylene copolymer having a melt flow rate MFR2 (230° C.) in the range of more than 0.8 to below 2.5 g/10 min, a xylene cold soluble content (XCS) in the range of 25.0 to 35.0 wt.-%, a comonomer content in the range of more than 4.5 to 10.0 wt.-%, wherein further the xylene cold soluble (XCS) fraction of the propylene copolymer has comonomer content in the range of 12.0 to 22.0 wt.-% and the xylene cold insoluble (XCI) fraction of the propylene copolymer has a Mw/Mn of more than 4.9 to 10.0.
    Type: Grant
    Filed: November 6, 2013
    Date of Patent: November 8, 2016
    Assignee: Borealis, AG
    Inventors: Markus Gahleitner, Katja Klimke, Klaus Bernreitner, Martina Sandholzer
  • Patent number: 9394073
    Abstract: Extrusion blow molded bottle comprising a propylene copolymer having a melt flow rate MFR2 (230° C.) of 2.0 to 6.0 g/10 min, a xylene cold soluble content of 20.0 to 40.0 wt.-%, and a comonomer content of more than 4.5 to 12.0 wt.-%, wherein the comonomer content of xylene cold soluble fraction of the extrusion blow molded article is of 16.0 to 28.0 wt.-%.
    Type: Grant
    Filed: December 10, 2013
    Date of Patent: July 19, 2016
    Assignee: Borealis AG
    Inventors: Klaus Bernreitner, Katja Klimke
  • Patent number: 9382410
    Abstract: Fiber reinforced composition comprising a heterophasic propylene copolymer, a propylene homopolymer and/or a propylene copolymer, and fibers, wherein the propylene copolymer comprises not more than 2.0 wt.-% C2 to C10 ?-olefins other than propylene, the propylene homopolymer and the propylene copolymer have a melt flow rate MFR2 (230° C.) of at least 500 g/10 min, and the composition has a melt flow rate MFR2 (230° C.) of at least 10 g/10 min.
    Type: Grant
    Filed: October 1, 2010
    Date of Patent: July 5, 2016
    Assignee: Borealis AG
    Inventors: Klaus Bernreitner, Stefan Schiesser, Michael Tranninger, Markus Gahleitner
  • Patent number: 9353252
    Abstract: Polymer composition comprising a propylene copolymer and a styrenic based elastomer.
    Type: Grant
    Filed: March 25, 2013
    Date of Patent: May 31, 2016
    Assignee: Borealis AG
    Inventors: Markus Gahleitner, Martina Sandholzer, Klaus Bernreitner
  • Publication number: 20160137761
    Abstract: Process for the preparation of polypropylene in a polymerization process, said comprises a pre-polymerization reactor and at least one polymerization reactor, wherein said process leads to polypropylene with broad molecular weight distribution.
    Type: Application
    Filed: June 10, 2014
    Publication date: May 19, 2016
    Applicant: Borealis AG
    Inventors: Markus Gahleitner, Norbert Hafner, Klaus Bernreitner
  • Patent number: 9328233
    Abstract: A composition comprising: (I) 60 to 92.5 wt % of a first component which is a polypropylene polymer comprising a) 40 to 85 wt % of a propylene polymer A having a melt flow rate (MFR2) between 0.01 and 300 g/10 min, and b) 15 wt % or more of at least one propylene ethylene copolymer; and (II) 2.5 to 30 wt % of a second component comprising at least one ethylene alkyl (meth)acrylate polymer; and optionally (III) 5 to 25 wt % of at least one filler.
    Type: Grant
    Filed: May 19, 2011
    Date of Patent: May 3, 2016
    Assignee: Borealis AG
    Inventors: Klaus Bernreitner, Juliane Braun, Christelle Grein, Georg Grestenberger, Claudia Kniesel
  • Publication number: 20160115258
    Abstract: Polypropylene having a melt flow rate MFR2 (230° C.) of at least 20 g/10 min; and a Mw/Mn ratio of at least 15.0.
    Type: Application
    Filed: June 10, 2014
    Publication date: April 28, 2016
    Inventors: Norbert Hafner, Klaus Bernreitner, Marcus Gahleitner
  • Publication number: 20160108151
    Abstract: Propylene homopolymer having a melt flow rate MFR2 (230° C.) at least 50 g/10 min, a Mw/Mn at least 12.0 and a xylene cold soluble content (XCS) of at least 2.8 wt.-%.
    Type: Application
    Filed: June 10, 2014
    Publication date: April 21, 2016
    Inventors: Markus Gahleitner, Norbert Hafner, Antonis Gitsas, Klaus Bernreitner
  • Patent number: 9309393
    Abstract: Propylene polymer composition comprising a polypropylene (A), an elastomeric copolymer (B) of ethylene and at least one ?-olefin comonomer selected form the group consisting of propylene, 1-butene, 1-pentene, 1-hexene, 1-heptene and 1-octene, and an ethylene C2 to C8 alkyl acrylate copolymer (C) wherein the composition has a strain hardening SH3.0/2.5 (at a Hencky strain rate of 3 s?1) of at least 0.5.
    Type: Grant
    Filed: October 1, 2008
    Date of Patent: April 12, 2016
    Assignee: Borealis Technology Oy
    Inventors: Klaus Bernreitner, Tung Pham, Espen Ommundsen, Pirjo Jääskeläinen
  • Patent number: 9290649
    Abstract: Polyolefin composition comprising a heterophasic propylene copolymer and glass material, wherein said heterophasic propylene copolymer has • a xylene cold soluble fraction in the range of 25 to 50 wt.-%, and • a comonomer content in the range of 10.0 to 15.0 wt.-%, wherein further the xylene cold soluble fraction of the heterophasic propylene copolymer has a comonomer content in the range of 20 to 30 wt.-% and the polyolefin composition has a melt flow rate MFR2 (230° C.) of 2.0 to 15.0 g/10 min.
    Type: Grant
    Filed: September 18, 2012
    Date of Patent: March 22, 2016
    Assignee: Borealis AG
    Inventors: Michael Tranninger, Martina Sandholzer, Klaus Bernreitner, Markus Gahleitner
  • Patent number: 9273167
    Abstract: Propylene copolymer having a melt flow rate MFR2 (230° C.) in the range of 2.5 to 12.0 g/10 min, a xylene cold soluble content (XCS) in the range of 20.0 to 45.0 wt.-%, a comonomer content in the range of more than 7.5 to 12.0 wt.-%, wherein further the comonomer content of xylene cold soluble (XCS) fraction of the propylene copolymer is in the range of 16.0 to 28.0 wt.-%.
    Type: Grant
    Filed: December 18, 2012
    Date of Patent: March 1, 2016
    Assignee: Borealis AG
    Inventors: Martina Sandholzer, Klaus Bernreitner, Katja Klimke, Markus Gahleitner
  • Patent number: 9255166
    Abstract: High purity heterophasic polypropylene copolymers comprising (A) 73 to 98 wt % of a propylene homo- or copolymer matrix with an MFR2 in accordance with ISO 1133 (230° C., 2.16 kg load) of ?45 g/10 min and (B) 2 to 27 wt % of an elastomeric copolymer, comprising propylene in an amount of at least 50 wt % of component (B) and at least ethylene and/or one other C4 to C10 alpha olefin in an amount of up to 50 wt % of component (B), the heterophasic polypropylene copolymers being obtainable by a multistage polymerization process in the presence of a catalyst system comprising (i) a Ziegler-Natta procatalyst which contains a trans-esterification product of a lower alcohol and a phthalic ester and (ii) optionally an organometallic cocatalyst and (iii) an external donor represented by formula (I) Si(OCH2CH3)3(NR1R2) wherein R1 and R2 can be the same or different a represent a hydrocarbon group having 1 to 12 carbon atoms, their production and use.
    Type: Grant
    Filed: December 18, 2008
    Date of Patent: February 9, 2016
    Assignee: Borealis AG
    Inventors: Christelle Grein, Klaus Bernreitner, Torvald Vestberg
  • Publication number: 20150307222
    Abstract: Extrusion blow molded bottle comprising a propylene copolymer having a melt flow rate MFR2 (230° C.) of 2.0 to 6.0 g/10 min, a xylene cold soluble content of 20.0 to 40.0 wt.-%, and a comonomer content of more than 4.5 to 12.0 wt.-%, wherein the comonomer content of xylene cold soluble fraction of the extrusion blow molded article is of 16.0 to 28.0 wt.-%.
    Type: Application
    Filed: December 10, 2013
    Publication date: October 29, 2015
    Inventors: Klaus Bernreitner, Katja Klimke
  • Publication number: 20150299442
    Abstract: Heterophasic polypropylene composition comprising a propylene homo- or random copolymer matrix phase (A), and an ethylene-propylene copolymer rubber phase (B) dispersed within the matrix phase, the heterophasic polypropylene composition including a fraction soluble in pxylene at 25° C. (XCS fraction) which is present in the resin in an amount of 4 to 14 wt.-%, and a fraction insoluble in p-xylene at 25° C. (XCU fraction) which is present in the resin in an amount of 86 to 96 wt.-%, wherein the heterophasic polypropylene composition has an MFR2, determined according to ISO 1133 at 230° C. and under a load of 2.16 kg, of 4.0 to 8.0 g/10 min; and wherein the heterophasic polypropylene composition has a flexural modulus higher than 1500 MPa measured on an injection moulded specimen with the dimension 80×10×4 mm3 according to ISO 178; and wherein the heterophasic polypropylene composition has a content of monomer units derived from ethylene of 2.0 to 7.0 wt.-%.
    Type: Application
    Filed: February 12, 2014
    Publication date: October 22, 2015
    Applicant: Borealis AG
    Inventors: Thomas Horill, Petar Doshev, Tua Sundholm, Martina Sandholzer, Klaus Bernreitner
  • Publication number: 20150291785
    Abstract: Propylene copolymer having a melt flow rate MFR2 (230° C.) in the range of more than 1.0 to below 2.5 g/10 min, a xylene cold soluble content (XCS) in the range of 25.0 to 35.0 wt.-%, a comonomer content in the range of more than 7.5 to 12.0 wt.-%, wherein further the xylene cold soluble (XCS) fraction of the propylene copolymer has comonomer content in the range of 16.0 to 28.0 wt.-% and an intrinsic viscosity (IV) in the range of more than 1.2 to below 2.5 dl/g.
    Type: Application
    Filed: November 6, 2013
    Publication date: October 15, 2015
    Applicant: Borealis AG
    Inventors: Markus Gahleitner, Katja Klimke, Klaus Bernreitner, Martina Sandholzer
  • Publication number: 20150259454
    Abstract: Propylene copolymer having a melt flow rate MFR2 (230° C.) in the range of more than 0.8 to below 2.5 g/10 min, a xylene cold soluble content (XCS) in the range of 25.0 to 35.0 wt.-%, a comonomer content in the range of more than 4.5 to 10.0 wt.-%, wherein further the xylene cold soluble (XCS) fraction of the propylene copolymer has comonomer content in the range of 12.0 to 22.0 wt.-% and the xylene cold insoluble (XCI) fraction of the propylene copolymer has a Mw/Mn of more than 4.9 to 10.0.
    Type: Application
    Filed: November 6, 2013
    Publication date: September 17, 2015
    Inventors: Markus Gahleitner, Katja Klimke, Klaus Bernreitner, Martina Sandholzer
  • Patent number: 9040633
    Abstract: The present invention relates to a polymer composition, comprising: (i) a polypropylene matrix; (ii) a first elastomeric phase dispersed within the matrix and having a glass transition temperature Tg1, measured with dynamical mechanical thermal analysis according to ISO 6721-2, wherein the first elastomeric phase comprises an ethylene copolymer having comonomer units derived from C3 to C8 olefins; (iii) a second elastomeric phase dispersed within the matrix, wherein the second elastomeric phase is crosslinked and has a glass transition temperature Tg2, measured with dynamical mechanical thermal analysis according to ISO 6721-2, within the range of ?70° C. to ?90° C., wherein the difference between Tg1 and Tg2 is at least 15° C. and Tg1 is higher than Tg2.
    Type: Grant
    Filed: October 27, 2008
    Date of Patent: May 26, 2015
    Assignee: Borealis Technology Oy
    Inventors: Klaus Bernreitner, Tung Pham, Jens Reussner
  • Publication number: 20150086739
    Abstract: Unoriented film comprising at least one layer of a polymer composition comprising a styrenic based elastomer and a propylene copolymer.
    Type: Application
    Filed: March 25, 2013
    Publication date: March 26, 2015
    Inventors: Klaus Bernreitner, Markus Gahleitner, Manfred Gruenberger, Martina Sandholzer