Patents by Inventor Wolfgang Stockreiter

Wolfgang Stockreiter 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: 10392498
    Abstract: The invention is related to a fiber reinforced composition with superior balance of the strength/stiffness and the strain at break. It is further related to articles comprising the fiber reinforced composition.
    Type: Grant
    Filed: June 27, 2016
    Date of Patent: August 27, 2019
    Assignee: Borealis AG
    Inventors: Michael Jerabek, Wolfgang Stockreiter
  • Publication number: 20190119456
    Abstract: The present invention refers to a fiber reinforced polymer composition comprising a polypropylene, carbon fibers and a polar modified polypropylene as coupling agent as well as to an article comprising the fiber reinforced polymer composition.
    Type: Application
    Filed: May 20, 2016
    Publication date: April 25, 2019
    Inventors: Luca Boragno, Wolfgang Stockreiter, Michael Jerabek
  • Patent number: 10174189
    Abstract: Fiber reinforced composite comprising a trimodal polypropylene composition.
    Type: Grant
    Filed: July 13, 2016
    Date of Patent: January 8, 2019
    Assignee: Borealis AG
    Inventors: Michael Jerabek, Wolfgang Stockreiter, Thomas Lummerstorfer
  • Publication number: 20180265693
    Abstract: The present invention refers to a fiber reinforced polymer composition comprising a polypropylene, carbon fibers, fibers other than carbon fibers and a polar modified polypropylene as coupling agent as well as to an article comprising the fiber rein forced polymer composition.
    Type: Application
    Filed: May 20, 2016
    Publication date: September 20, 2018
    Inventors: Michael Jerabek, Wolfgang Stockreiter, Luca Boragno, Simon Gastl
  • Publication number: 20180201763
    Abstract: The invention is related to a fiber reinforced composition with superior balance of the strength/stiffness and the strain at break. It is further related to articles comprising the fiber reinforced composition.
    Type: Application
    Filed: June 27, 2016
    Publication date: July 19, 2018
    Inventors: Michael Jerabek, Wolfgang Stockreiter
  • Publication number: 20180201768
    Abstract: Fiber reinforced composite comprising a trimodal polypropylene composition.
    Type: Application
    Filed: July 13, 2016
    Publication date: July 19, 2018
    Inventors: Michael Jerabek, Wolfgang Stockreiter, Thomas Lummerstorfer
  • Publication number: 20180141240
    Abstract: Process for producing a fibre-reinforced polymer composition comprising the following steps: a) providing a polymer composition, b) melting the polymer composition in a compounding device, c) feeding a non-woven fabric into the compounding device in the presence of the molten polymer composition, and d) withdrawing the fibre-reinforced polymer composition from the compounding device. Furthermore, the product obtained by the process and the use of a non-woven fabric in an extruder to reinforce a polymer with fibres are disclosed.
    Type: Application
    Filed: May 20, 2016
    Publication date: May 24, 2018
    Inventors: Stefan Hochradi, Wolfgang Stockreiter, Karl Wurm, Robert Gubo
  • Patent number: 9273201
    Abstract: Polypropylene composition comprising propylene homopolymer (H-PP) and a propylene copolymer (C-PP), said copolmyer comprises (a) a propylene copolymer fraction (A) having a comonomer content of equal or above 1.0 wt.-%, the comomers are C5 to C12 ?-olefins, and (b) a propylene copolymer action (B) having a comonomer content of 4.0 to 20.0 wt-%, the comomers are C5 to C12 ?-olefins, wherein further (i) the comonomer content in propylene copolymer fraction (A) is lower compared to the comonomer content in the propylene copolymer fraction (B), (ii) the propylene copolymer (C-PP) has a comonomer content of at least 2.0 wt.-%, the comomers are C5 to C12 ?-olefins, (iii) the weight ratio [(A)/(B)] of the propylene copolymer fraction (A) to the propylene copolymer fraction (B) is in the range of 20/80 to 80/20, and (iv) the weight ratio [(C-PP)/(H-PP)] of the propylene copolymer (C-PP) to the propylene homopolymer (H-PP) is in the range of 95/5 to 75/25.
    Type: Grant
    Filed: January 2, 2012
    Date of Patent: March 1, 2016
    Assignee: Borealis AG
    Inventors: Kristin Reichelt, Wolfgang Stockreiter, Pablo Ivan Aguayo Arellano
  • Patent number: 9062232
    Abstract: Polypropylene composition comprising a propylene homopolymer having a melt flow rate MFR2 (230° C.) in the range of 1.0 to 20.0 g/10 min and a propylene copolymer, said copolmyer comprises •a polypropylene fraction having a comonomer content of not more than 1.0 wt.-%, the comomers are C5 to C12 ?-olefins, and •a propylene copolymer fraction having a comonomer content 4.0 to 20.0 wt.-%, the comomers are C5 to C12 ?-olefins, wherein further •the propylene copolymer has a comonomer content of at least 2.5 wt.-%, the comomers are C5 to C12 ?-olefins, •the melt flow rate MFR2 (230° C.) of the propylene homopolymer is higher than the melt flow rate MFR2 (230° C.) of the polypropylene fraction, •the weight ratio of the polypropylene fraction to the propylene copolymer fraction is in the range of 30/70 to 70/30, and •the weight ratio of the propylene copolymer to the propylene homopolymer is in the range of 95/5 to 75/25.
    Type: Grant
    Filed: January 2, 2012
    Date of Patent: June 23, 2015
    Assignee: BOREALIS AG
    Inventors: Kristin Reichelt, Wolfgang Stockreiter, Pablo Ivan Aguayo Arellano
  • Patent number: 8815987
    Abstract: Use of an inosilicate in a polymer composition to accomplish a headspace emission of all volatiles together of said polymer composition of equal or below 120 ?gC/g.
    Type: Grant
    Filed: June 16, 2010
    Date of Patent: August 26, 2014
    Assignee: Borealis AG
    Inventors: Klaus Lederer, Michael Otte, Erwin Kastner, Juliane Braun, Wolfgang Stockreiter
  • Publication number: 20140039124
    Abstract: Polypropylene composition comprising propylene homopolymer (H-PP) and a propylene copolymer (C-PP), said copolmyer comprises (a) a propylene copolymer fraction (A) having a comonomer content of equal or above 1.0 wt.-%, the comomers are C5 to C12 ?-olefins, and (b) a propylene copolymer action (B) having a comonomer content of 4.0 to 20.0 wt-%, the comomers are C5 to C12 ?-olefins, wherein further (i) the comonomer content in propylene copolymer fraction (A) is lower compared to the comonomer content in the propylene copolymer fraction (B), (ii) the propylene copolymer (C-PP) has a comonomer content of at least 2.0 wt.-%, the comomers are C5 to C12 ?-olefins, (iii) the weight ratio [(A)/(B)] of the propylene copolymer fraction (A) to the propylene copolymer fraction (B) is in the range of 20/80 to 80/20, and (iv) the weight ratio [(C-PP)/(H-PP)] of the propylene copolymer (C-PP) to the propylene homopolymer (H-PP) is in the range of 95/5 to 75/25.
    Type: Application
    Filed: January 2, 2012
    Publication date: February 6, 2014
    Applicant: Borealis AG
    Inventors: Kristin Reichelt, Wolfgang Stockreiter, Pablo Ivan Aguayo Arellano
  • Publication number: 20140031492
    Abstract: Polypropylene composition comprising a propylene homopolymer having a melt flow rate MFR2 (230° C.) in the range of 1.0 to 20.0 g/10 min and a propylene copolymer, said copolmyer comprisesa polypropylene fraction having a comonomer content of not more than 1.0 wt.-%, the comomers are C5 to C12 ?-olefins, anda propylene copolymer fraction having a comonomer content 4.0 to 20.0 wt.-%, the comomers are C5 to C12 ?-olefins, wherein furtherthe propylene copolymer has a comonomer content of at least 2.5 wt.-%, the comomers are C5 to C12 ?-olefins, the melt flow rate MFR2 (230° C.) of the propylene homopolymer is higher than the melt flow rate MFR2 (230° C.) of the polypropylene fraction, the weight ratio of the polypropylene fraction to the propylene copolymer fraction is in the range of 30/70 to 70/30, andthe weight ratio of the propylene copolymer to the propylene homopolymer is in the range of 95/5 to 75/25.
    Type: Application
    Filed: January 2, 2012
    Publication date: January 30, 2014
    Applicant: Borealis AG
    Inventors: Kristin Reichelt, Wolfgang Stockreiter, Pablo Ivan Aguayo Arellano
  • Patent number: 8519044
    Abstract: The present invention concerns a glass fiber reinforced polypropylene composition as well as articles formed from this composition, wherein the composition, comprises a) More than 15-wt % glass fibers, and b) a specific heterophasic polypropylene composition with an at least bimodal disperse phase.
    Type: Grant
    Filed: June 5, 2012
    Date of Patent: August 27, 2013
    Assignee: Borealis Technology Oy
    Inventors: Wolfgang Stockreiter, Renate Schninger, Jochen Kastl
  • Patent number: 8334330
    Abstract: The present invention is directed to the use of carbonyl compounds to reduce the headspace emission according to VDA 277 of a polymer, wherein the carbonyl compounds are selected from the group consisting of aromatic carboxylic acid having a pKa measured in DMSO of at least 10.5, fatty acid amide and fatty acid ester.
    Type: Grant
    Filed: June 24, 2009
    Date of Patent: December 18, 2012
    Assignee: Borealis AG
    Inventors: Christian Sauer, Jens Reussner, Wolfgang Stockreiter
  • Publication number: 20120302696
    Abstract: The present invention concerns a glass fiber reinforced polypropylene composition as well as articles formed from this composition, wherein the composition, comprises a) More than 15-wt % glass fibers, and b) a specific heterophasic polypropylene composition with an at least bimodal disperse phase.
    Type: Application
    Filed: June 5, 2012
    Publication date: November 29, 2012
    Applicant: Borealis Technology OY
    Inventors: Wolfgang STOCKREITER, Renate SCHNINGER, Jochen KASTL
  • Publication number: 20120123033
    Abstract: Use of an inosilicate in a polymer composition to accomplish a headspace emission of all volatiles together of said polymer composition of equal or below 120 ?gC/g.
    Type: Application
    Filed: June 16, 2010
    Publication date: May 17, 2012
    Inventors: Klaus Lederer, Michael Otte, Erwin Kastner, Juliane Braun, Wolfgang Stockreiter
  • Publication number: 20120115995
    Abstract: Automotive interior article comprising a polypropylene composition having a melt flow rate MFR2 (230° C.) of 2.0 to 80.0 g/10 min, said polypropylene composition comprises (a) at least 25 wt.-% of a heterophasic polypropylene (H-PP1), (b) 10,000 to 550,000 ppm inosilicate, (c) 1000 to 5,000 ppm of phenolic antioxidants, and further wherein said heterophasic polypropylene (i) comprises a polypropylene matrix and an elastomeric copolymer, said elastomeric copolymer comprises units from .propylene and .ethylene and/or C4 to C20 ?-olefin (ii) has comonomer content of 8 to 30 wt.-% based on said heterophasic polypropylene, said comonomer is ethylene and/or at least one C4 to C20 ?-olefin, and (iii) has a xylene cold soluble (XCS) content measured according to ISO 6427 of 15.0 to 40.0 wt.-% based on the heterophasic polypropylene.
    Type: Application
    Filed: June 16, 2010
    Publication date: May 10, 2012
    Inventors: Klaus Lederer, Michael Lotte, Erwin Kastner, Juliane Braun, Wolfgang Stockreiter
  • Publication number: 20110118396
    Abstract: The present invention is directed to the use of carbonyl compounds to reduce the headspace emission according to VDA 277 of a polymer, wherein the carbonyl compounds are selected from the group consisting of aromatic carboxylic acid having a pKa measured in DMSO of at least 10.5, fatty acid amide and fatty acid ester.
    Type: Application
    Filed: June 24, 2009
    Publication date: May 19, 2011
    Applicant: Borealis AG
    Inventors: Christian Sauer, Jens Reussner, Wolfgang Stockreiter
  • Publication number: 20100317791
    Abstract: The present invention concerns an improved glass fiber reinforced polypropylene composition as well as articles formed from this composition, wherein the composition, comprises a) More than 15-wt % glass fibers, and b) a specific heterophasic polypropylene composition with an at least bimodal disperse phase.
    Type: Application
    Filed: November 20, 2008
    Publication date: December 16, 2010
    Applicant: BOREALIS TECHNOLOGY OY
    Inventors: Wolfgang Stockreiter, Renate Schininger, Jochen Kastl
  • Patent number: 5888913
    Abstract: Glass matt reinforced thermoplastics suitable for the production of paintable parts, comprisinga) a thermoplastic matrix polymer of a viscosity under processing conditions corresponding to a melt flow index (MFI 230/2.16) of polypropylene of at least 250 g/10 min andb) one or more glass matts which, upon heating, bring about an expansion of the glass matt reinforced thermoplastics to at least 2.5 times the original thickness, optionally in combination withc) an addition of fine-particle, mineral fillers.
    Type: Grant
    Filed: March 5, 1997
    Date of Patent: March 30, 1999
    Assignee: Borealis AG
    Inventors: Wolfgang Penz, Wolfram Stadlbauer, Wilfried Blauhut, Wolfgang Stockreiter, Ernst Zopf, Manfred Lehner