Patents by Inventor Bjorn Voigt
Bjorn Voigt 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).
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Patent number: 10875939Abstract: A method produces a polymer composition with improved DC electrical properties. A cable can be surrounded by at least one layer that includes the polymer composition. The polymer composition includes a polyolefin, and the polymer composition has an electric conductivity of 0.50×10?15 S/m or less, when measured according to DC conductivity method using a tape sample consisting of the polymer composition.Type: GrantFiled: April 1, 2019Date of Patent: December 29, 2020Assignee: BOREALIS AGInventors: Ulf Nilsson, Annika Smedberg, Alfred Campus, Achim Blok, Björn Voigt
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Patent number: 10745498Abstract: The present invention relates to low density polyethylene having a melt flow rate (MFR) according to ISO 1133 (190° C., 2.16 kg) which is higher than 4.0 g/10 min, a storage modulus G?, measured at a loss modulus G? of 5 kPa, which is above 3000 Pa and a vinylidene content which is at least 24/100 k C, compositions, a process for production of the low density polyethylene, a low density polyethylene which is obtainable by the process, a continuous ethylene polymerization method for introducing vinylidene in a low density polyethylene, a method for an extrusion coating process or an extrusion lamination process, an article, e.g. an extrusion article, an extrusion lamination article, film blowing article, film casting article, wire and cable extrusion article, injection moulding article, blow moulding article or pipe extrusion article, and uses of the low density polyethylene.Type: GrantFiled: December 7, 2012Date of Patent: August 18, 2020Assignee: Borealis AGInventors: Auli Nummila-Pakarinen, Bernt-Ake Sultan, Bjorn Voigt, Martin Anker, Mattias Bergqvist, Thomas Gkourmpis, Thomas Hjertberg, Gabriel Ruess
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Publication number: 20200010583Abstract: A method produces a polymer composition with improved DC electrical properties. A cable can be surrounded by at least one layer that includes the polymer composition. The polymer composition includes a polyolefin, and the polymer composition has an electric conductivity of 0.50×10?15 S/m or less, when measured according to DC conductivity method using a tape sample consisting of the polymer composition.Type: ApplicationFiled: April 1, 2019Publication date: January 9, 2020Inventors: Ulf NILSSON, Annika SMEDBERG, Alfred CAMPUS, Achim BLOK, Björn VOIGT
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Patent number: 10246527Abstract: A power cable includes a conductor surrounded by one or more layers. At least one of the layers can include a polymer composition having an electric conductivity of 0.50×10?15 S/m or less when measured according to DC conductivity method using a tape sample. The polymer composition can include a polyolefin which is obtainable by a high pressure polymerization process. This process includes: compressing one or more monomers under pressure in a compressor, in which a compressor lubricant, such as mineral oil is used for lubrication; polymerizing a monomer optionally together with one or more comonomers in a polymerization zone; and separating the obtained polyolefin from the unreacted products and recovering the separated polyolefin in a recovery zone.Type: GrantFiled: November 3, 2010Date of Patent: April 2, 2019Assignee: Borealis AGInventors: Ulf Nilsson, Annika Smedberg, Alfred Campus, Achim Blok, Bjorn Voigt
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Patent number: 10144789Abstract: The present invention relates to a low density polyethylene having a molecular weight distribution Mw/Mn which is 15 or less, a storage modulus G?, measured at a loss modulus G? of 5 kPa, which is above 3000 Pa, a weight average molecular weight (Mw) which is between 192000 and 250000 g/mol and has a melt flow rate (MFR) according to ISO 1133 (190° C., 2.16 kg) which is higher than 3.0 g/10 min, compositions, a process for production of the low density polyethylene, a low density polyethylene which is obtainable by the process, a continuous ethylene polymerization method for introducing vinylidene in a low density polyethylene, a method for an extrusion coating process or a method for an extrusion lamination process, an article, e.g. an extrusion article, an extrusion lamination article, film blowing article, film casting article, wire and cable extrusion article, injection molding article, blow molding article or pipe extrusion article, and uses of the low density polyethylene.Type: GrantFiled: December 7, 2012Date of Patent: December 4, 2018Assignee: BOREALIS AGInventors: Auli Nummila-Pakarinen, Bernt-Ake Sultan, Bjorn Voigt, Gabriel Ruess, Martin Anker, Mattias Bergqvist, Thomas Gkourmpis, Thomas Hjertberg
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Patent number: 9593177Abstract: The present invention relates to a low density polyethylene having a molecular weight distribution Mw/Mn which is greater than 15, a storage modulus G? (5 kPa) which is above 3000 and a vinylidene content which is at least 15/100 k C, compositions, a process for production of the low density polyethylene, a continuous ethylene polymerization method for introducing vinylidene in a low density polyethylene, a method for an extrusion coating process, an article, e.g. an extrusion article, and use in extrusion coating.Type: GrantFiled: December 7, 2012Date of Patent: March 14, 2017Assignee: Borealis AGInventors: Auli Nummila-Pakarinen, Bernt-Ake Sultan, Bjorn Voigt, Martin Anker, Mattias Bergqvist, Thomas Gkourmpis, Thomas Hjertberg
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Patent number: 9505860Abstract: The present invention relates to a high-pressure radical ethylene polymerization process in which ethylene is polymerized with a polyunsaturated olefin comprising at least 6 carbon atoms and at least two non-conjugated double bonds of which at least one is terminal, characterized in that a polyunsaturated olefin grade is used as a starting material which yields a percentage of less than 6.3% in the zero conversion test or which has a decomposition temperature as measured by DSC of 130° C. or more.Type: GrantFiled: March 12, 2013Date of Patent: November 29, 2016Assignee: Borealis AGInventors: Takashi Uematsu, Thomas Hjertberg, Mattias Bergqvist, Bjorn Voigt, Bernt-Ake Sultan
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Publication number: 20160297903Abstract: The present invention relates to a low density polyethylene having a molecular weight distribution Mw/Mn which is greater than 15, a storage modulus G? (5 kPa) which is above 3000 and a vinylidene content which is at least 15/100k C, compositions, a process for production of the low density polyethylene, a continuous ethylene polymerization method for introducing vinylidene in a low density polyethylene, a method for an extrusion coating process, an article, e.g. an extrusion article, and use in extrusion coating.Type: ApplicationFiled: June 16, 2016Publication date: October 13, 2016Applicant: BOREALIS AGInventors: Auli Nummila-Pakarinen, Bernt-Ake Sultan, Bjorn Voigt, Martin Anker, Mattias Bergqvist, Thomas Gkourmpis, Thomas Hjertberg
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Patent number: 9353283Abstract: The present invention relates to an article coated with a composition comprising (A) an ethylene homo- or copolymer resin which has been prepared by using a single-site catalyst further characterized in that component (A) has an MFR21, measured according to ISO 1133 at 190° C. and under a load of 21.6 kg, from 0.01 to 20 g/10 min. The present invention further relates to an article coated with a composition comprising (A) an ethylene homo- or copolymer resin which has been prepared by using a single-site catalyst further characterized in that component (A) has an impact strength at ?40° C. of at least 80 kJ/m2 in a Charpy notched test according to ISO ISO 179-1/1eA:2000 with a pendulum energy of 15 J. The invention is furthermore directed to the use of the composition for the coating of an article.Type: GrantFiled: November 25, 2009Date of Patent: May 31, 2016Assignee: BOREALIS AGInventors: Björn Voigt, Martin Anker, Magnus Palmlöf, Solveig Johansson
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Patent number: 9115227Abstract: The invention relates to a method for producing a polymer using a chain transfer agents. In particular, the invention relates to a process for polymerizing a polymer in the presence of a mixture of at least two chain transfer agents, which mixture comprises a polar chain transfer agent (polar CTA), and a non-polar (non-polar CTA).Type: GrantFiled: July 8, 2009Date of Patent: August 25, 2015Assignee: Borealis AGInventors: Alfred Campus, Markus Huber, Ulf Nilsson, Hermann Schild, Annika Smedberg, Bjorn Voigt
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Patent number: 9109064Abstract: The present invention relates to an ethylene homo- or copolymerization process, characterized in that an inhibitor is added to the reaction mixture or any of its components before the reaction mixture is fed to the reaction zone. The present invention further relates to the use of an inhibitor to reduce fouling in an ethylene homo- or copolymerization process.Type: GrantFiled: March 12, 2013Date of Patent: August 18, 2015Assignee: BOREALIS AGInventors: Thomas Hjertberg, Torbjorn Magnusson, Bjorn Voigt, Mattias Bergqvist, Kenneth Johansson, Marcus Kierkegaard, Annika Smedberg
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Publication number: 20150210785Abstract: The present invention relates to low density polyethylene having a melt flow rate (MFR) according to ISO 1133 (190° C., 2.16 kg) which is higher than 4.0 g/10 min, a storage modulus G?, measured at a loss modulus G? of 5 kPa, which is above 3000 Pa and a vinylidene content which is at least 24/100 k C, compositions, a process for production of the low density polyethylene, a low density polyethylene which is obtainable by the process, a continuous ethylene polymerization method for introducing vinylidene in a low density polyethylene, a method for an extrusion coating process or an extrusion lamination process, an article, e.g. an extrusion article, an extrusion lamination article, film blowing article, film casting article, wire and cable extrusion article, injection moulding article, blow moulding article or pipe extrusion article, and uses of the low density polyethylene.Type: ApplicationFiled: December 7, 2012Publication date: July 30, 2015Applicant: BOREALIS AGInventors: Auli Nummila-Pakarinen, Bernt-Ake Sultan, Bjorn Voigt, Martin Anker, Mattias Bergqvist, Thomas Gkourmpis, Thomas Hjertberg, Gabriel Ruess
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Publication number: 20150111053Abstract: The present invention relates to a low density polyethylene having a molecular weight distribution Mw/Mn which is 15 or less, a storage modulus G?, measured at a loss modulus G? of 5 kPa, which is above 3000 Pa, a weight average molecular weight (Mw) which is between 192000 and 250000 g/mol and has a melt flow rate (MFR) according to ISO 1133 (190° C., 2.16 kg) which is higher than 3.0 g/10 min, compositions, a process for production of the low density polyethylene, a low density polyethylene which is obtainable by the process, a continuous ethylene polymerization method for introducing vinylidene in a low density polyethylene, a method for an extrusion coating process or a method for an extrusion lamination process, an article, e.g. an extrusion article, an extrusion lamination article, film blowing article, film casting article, wire and cable extrusion article, injection moulding article, blow moulding article or pipe extrusion article, and uses of the low density polyethylene.Type: ApplicationFiled: December 7, 2012Publication date: April 23, 2015Inventors: Auli Nummila-Pakarinen, Bernt-Ake Sultan, Bjorn Voigt, Gabriel Ruess, Martin Anker, Mattias Bergqvist, Thomas Gkourmpis, Thomas Hjertberg
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Publication number: 20150073104Abstract: The present invention relates to a high-pressure radical ethylene polymerization process in which ethylene is polymerized with a polyunsaturated olefin comprising at least 6 carbon atoms and at least two non-conjugated double bonds of which at least one is terminal, characterized in that a polyunsaturated olefin grade is used as a starting material which yields a percentage of less than 6.3% in the zero conversion test or which has a decomposition temperature as measured by DSC of 130° C. or more.Type: ApplicationFiled: March 12, 2013Publication date: March 12, 2015Applicant: BOREALIS AGInventors: Takashi Uematsu, Thomas Hjertberg, Mattias Bergqvist, Bjorn Voigt, Bernt-Ake Sultan
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Publication number: 20150038655Abstract: The present invention relates to a high-pressure radical ethylene polymerization process in which ethylene is polymerized with a polyunsaturated olefin comprising at least 6 carbon atoms and at least two non-conjugated double bonds of which at least one is terminal; and/or an alpha-omega-divinylsiloxane according to Formula (I) wherein R1 and R2, which can be alike or different, are selected among alkyl groups having 1-4 carbon atoms and alkoxy groups having 1-4 carbon atoms, and n is 1-200, characterized in that the maximum temperature of the reaction mixture prior to introduction into the reaction zone is 160° C. or less.Type: ApplicationFiled: January 7, 2013Publication date: February 5, 2015Applicant: BOREALIS AGInventors: Torbjorn Magnusson, Thomas Hjertberg, Mattias Bergqvist, Kenneth Johansson, Bjorn Voigt
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Publication number: 20150031843Abstract: The present invention relates to an ethylene homo- or copolymerization process, characterized in that an inhibitor is added to the reaction mixture or any of its components before the reaction mixture is fed to the reaction zone. The present invention further relates to the use of an inhibitor to reduce fouling in an ethylene homo- or copolymerization process.Type: ApplicationFiled: March 12, 2013Publication date: January 29, 2015Inventors: Thomas Hjertberg, Torbjorn Magnusson, Bjorn Voigt, Mattias Bergqvist, Kenneth Johansson, Marcus Kierkegaard, Annika Smedberg
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Publication number: 20140275427Abstract: The present invention relates to a low density polyethylene having a molecular weight distribution Mw/Mn which is greater than 15, a storage modulus G? (5 kPa) which is above 3000 and a vinylidene content which is at least 15/100k C, compositions, a process for production of the low density polyethylene, a continuous ethylene polymerization method for introducing vinylidene in a low density polyethylene, a method for an extrusion coating process, an article, e.g. an extrusion article, and use in extrusion coating.Type: ApplicationFiled: December 7, 2012Publication date: September 18, 2014Applicant: BOREALIS AGInventors: Auli Nummila-Pakarinen, Bernt-Ake Sultan, Bjorn Voigt, Martin Anker, Mattias Bergqvist, Thomas Gkourmpis, Thomas Hjertberg
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Publication number: 20120285722Abstract: A polymer composition with improved DC electrical properties, a method for producing the polymer composition, and a cable surrounded by at least one layer comprising the polymer composition are provided.Type: ApplicationFiled: November 3, 2010Publication date: November 15, 2012Applicant: BOREALIS AGInventors: Ulf Nilsson, Annika Smedberg, Alfred Campus, Achim Blok, Bjorn Voigt
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Publication number: 20110168427Abstract: The invention relates to a method for producing a polymer using a chain transfer agents. In particular, the invention relates to a process for polymerizing a polymer in the presence of a mixture of at least two chain transfer agents, which mixture comprises a polar chain transfer agent (polar CTA), and a non-polar (non-polar CTA).Type: ApplicationFiled: July 8, 2009Publication date: July 14, 2011Applicant: BOREALIS AGInventors: Annika Smedberg, Ulf Nilsson, Alfred Campus, Hermann Schild, Markus Huber, Bjorn Voigt
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Publication number: 20110162869Abstract: The invention relates to a process for producing a cable in a continuous vulcanization (CV) line, which cable comprises a conductor surrounded by one or more layers, wherein the process comprises the steps of i) applying on a conductor one or more layers by using a polymer composition which comprises A) at least one unsaturated polymer, and B) optionally a crosslinking agent; to form at least one of said cable layers surrounding the conductor.Type: ApplicationFiled: July 8, 2009Publication date: July 7, 2011Inventors: Annika Smedberg, Ulf Nilsson, Alfred Campus, Hermann Schild, Markus Huber, Bjorn Voigt