Patents by Inventor Tanja Piel

Tanja Piel 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: 11299617
    Abstract: The present invention relates to silane crosslinking catalyst comprising: —75 to 85 wt.-% of an olefin acrylate interpolymer and—15 to 25 wt.-% of a hindered amine light stabilizer (HALS) having a number average molecular weight Mn of 1500 to 4000 g/mol; and—optionally up to 5 wt.-% wax, wherein the silane crosslinking catalyst is free of tin, carboxylic acid(s) and sulphonic acid(s), all weight percentages with respect to the total weight of the silane crosslinking catalyst.
    Type: Grant
    Filed: September 26, 2019
    Date of Patent: April 12, 2022
    Assignee: Borealis AG
    Inventors: Oscar Prieto, Jeroen Oderkerk, Jari-Jussi Ruskeeniemi, Stefan Hellström, Tanja Piel, Daniela Mileva
  • Publication number: 20220033588
    Abstract: Articles comprising a polymer composition, wherein the polymer composition is obtainable by grafting an ethylene copolymer with comonomer units comprising hydrolysable silane groups, wherein the polymer composition shows high gel content and low compression set at ?25° C. These articles have applications in automotive weather-stripping, such as sealing systems for doors, trunks and hoods.
    Type: Application
    Filed: September 30, 2019
    Publication date: February 3, 2022
    Inventors: Jari-Jussi Ruskeeniemi, Jeroen Oderkerk, Oscar Prieto, Stefan Hellström, Tanja Piel, Daniela Mileva, Floran Prades
  • Publication number: 20210363319
    Abstract: The present invention is directed to a foamable polyolefin composition which is crosslinkable by silane groups, to a crosslinked foam obtained from such a foamable polyolefin composition, and to a process for producing a crosslinked foam based on the foamable polyolefin composition. The foamable polyolefin composition comprises a polyethylene bearing hydrolysable silane groups and comonomer units comprising a polar group selected from the group consisting of acrylic acid, methacrylic acid, acrylates, methacrylates, vinyl esters, and mixtures thereof, a silanol condensation catalyst, a physical blowing agent, and a cell nucleating agent.
    Type: Application
    Filed: November 5, 2019
    Publication date: November 25, 2021
    Inventors: Tanja Piel, Antti Tynys, Stefan Hellström, Jeroen Oderkerk, Oscar Prieto, Jari-Jussi Ruskeeniemi, Daniela Mileva, Johan Defoer
  • Patent number: 11180619
    Abstract: A polymer composition with a polymer of ethylene with a comonomer with silane group(s) containing units and an additive that is an organic compound with at least one amine moiety that has a gel content less than 10 wt % after 7 days at ambient conditions and a gel content of at least 15 wt % gel content after 14 days at 100° C. The film can be used in a laminate.
    Type: Grant
    Filed: July 23, 2019
    Date of Patent: November 23, 2021
    Assignee: BOREALIS AG
    Inventors: Francis Costa, Mattias Bergqvist, Stefan Hellstrom, Bert Broeders, Girish Suresh Galgali, Tanja Piel, Bernt-Ake Sultan, Bart Verheule, Jeroen Oderkerk
  • Publication number: 20210324189
    Abstract: The present invention relates to silane crosslinking catalyst comprising: —75 to 85 wt.-% of an olefin acrylate interpolymer and—15 to 25 wt.-% of a hindered amine light stabilizer (HALS) having a number average molecular weight Mn of 1500 to 4000 g/mol; and—optionally up to 5 wt.-% wax, wherein the silane crosslinking catalyst is free of tin, carboxylic acid(s) and sulphonic acid(s), all weight percentages with respect to the total weight of the silane crosslinking catalyst.
    Type: Application
    Filed: September 26, 2019
    Publication date: October 21, 2021
    Applicant: BOREALIS AG
    Inventors: Oscar PRIETO, Jeroen ODERKERK, Jari-Jussi RUSKEENIEMI, Stefan HELLSTRÖM, Tanja PIEL, Daniela MILEVA
  • Publication number: 20200308324
    Abstract: The present invention provides a polyolefin composition, said composition comprising a terpolymer comprising a cross-linkable polyolefin comprising hydrolysable silane groups and a polar comonomer, the polyolefin composition further comprising a cross-linking catalyst and a silicon containing compound. The polar comonomer Is present in an amount of 5-35 wt %.
    Type: Application
    Filed: October 11, 2018
    Publication date: October 1, 2020
    Inventors: Jeroen Oderkerk, Jari-Jussi Ruskeeniemi, Oscar Prieto, Stefan Hellström, Tanja Piel, Daniela Mileva
  • Publication number: 20190375905
    Abstract: A polymer composition with a polymer of ethylene with a comonomer with silane group(s) containing units and an additive that is an organic compound with at least one amine moiety that has a gel content less than 10 wt % after 7 days at ambient conditions and a gel content of at least 15 wt % gel content after 14 days at 100° C. The film can be used in a laminate.
    Type: Application
    Filed: July 23, 2019
    Publication date: December 12, 2019
    Inventors: Francis Costa, Mattias Bergqvist, Stefan Hellstrom, Bert Broeders, Girish Suresh Galgali, Tanja Piel, Bernt-Ake Sultan, Bart Verheule, Jeroen Oderkerk
  • Patent number: 10505060
    Abstract: The present invention relates to a polymer composition, to a layer element, preferably to at least one layer element of a photovoltaic module, comprising the polymer composition and to an article which is preferably said at least one layer of a layer element, preferably of a layer element of a photovoltaic module.
    Type: Grant
    Filed: September 18, 2015
    Date of Patent: December 10, 2019
    Assignee: BOREALIS AG
    Inventors: Jeroen Oderkerk, Francis Costa, Bart Verheule, Tanja Piel, Bernt-Ake Sultan, Bert Broeders, Stefan Hellstrom, Mattias Bergqvist, Girish Suresh Galgali
  • Patent number: 10329362
    Abstract: The present invention relates to a polymer composition, to a layer element, preferably to at least one layer element of a photovoltaic module, comprising the polymer composition and to an article which is preferably said at least one layer of a layer element, preferably of a layer element of a photovoltaic module.
    Type: Grant
    Filed: September 15, 2015
    Date of Patent: June 25, 2019
    Assignee: BOREALIS AG
    Inventors: Francis Costa, Mattias Berqvist, Stefan Hellstrom, Bert Broeders, Girish Suresh Galgali, Bernt-Ake Sultan, Tanja Piel, Bart Verheule, Jeroen Oderkerk
  • Patent number: 9920190
    Abstract: The present invention relates to a multimodal polyethylene composition which can be manufactured into pipes showing improved pressure resistance comprising a high density multimodal ethylene polymer component (A) having a density of at least 930 kg/m3, and a MFR21 of not more than 15 g/10 min, wherein said composition exhibits a LAOS-NLF defined as L ? ? A ? ? O ? ? S - N ? ? L ? ? F = ? G 1 ? G 3 ? ? where G1?—first order Fourier Coefficient G3?—third order Fourier Coefficient of at least 1.7. Such a polyethylene composition is useful for the manufacture of pressure pipes that exhibit improved pressure resistance and creep resistance and do not undergo sagging. Further disclosed is a process for the production of a pipe using such a multimodal polyethylene composition and a pipe comprising such a multimodal polyethylene composition.
    Type: Grant
    Filed: July 6, 2015
    Date of Patent: March 20, 2018
    Assignee: BOREALIS AG
    Inventors: Yi Liu, Alexandra Romina Albunia, Tanja Piel, Qizheng Dou, Hermann Prokschi
  • Patent number: 9873776
    Abstract: The present invention relates to a polyolefin composition with increased resistance to degradation caused by ClO2-containing water and to a pipe or a fitting made of such a polyolefin composition. The polyolefin composition comprises a polyolefin base resin (A), an antioxidant (B) having a chroman-6-ol structure, and an antioxidant (C) having a phenolic structure and the molecule comprises at least one ester group. The present invention further relates to the use of the polyolefin composition for the production of a pipe or a fitting and to the use of the polyolefin composition for increasing the lifetime of a pipe or a fitting providing the polyolefin composition with resistance against degradation caused by contact with ClO2-containing water.
    Type: Grant
    Filed: July 24, 2012
    Date of Patent: January 23, 2018
    Assignee: BOREALIS AG
    Inventors: Martin Anker, Tanja Piel
  • Patent number: 9783662
    Abstract: The present invention relates to a polyethylene composition comprising—a base resin comprising (A) a first ethylene homo- or copolymer component having a melt flow rate MFR2 (2.16 kg, 190° C.) of equal to or more than 150 g/10 min to equal to or less than 300 g/10 min, determined according to ISO 1133, and (B) a second ethylene homo- or copolymer component, —optional carbon black, —optional further polymer component(s) different to the first ethylene homo- or copolymer components (A) and (B), and —optional additive(s); wherein the first ethylene homo- or copolymer component (A) has a lower weight average molecular weight as the second ethylene homo- or copolymer component (B), and the weight ratio of the first ethylene homo- or copolymer component (A) to the second ethylene homo- or copolymer component (B) is from 40:60 to 47:53; the polyethylene composition has a melt flow rate MFR5 (5 kg, 190° C.) of equal to or more than 0.35 g/10 min to equal to or less than 0.
    Type: Grant
    Filed: October 30, 2013
    Date of Patent: October 10, 2017
    Assignees: ABU DHABI POLYMERS CO. LTD (BOROUGE) L.L.C., BOREALIS AG
    Inventors: Cindy Xin Wang, Tanja Piel, Antti Tynys
  • Publication number: 20170283566
    Abstract: A polymer composition with a polymer of ethylene with a comonomer with silane group(s) containing units and an additive that is an organic compound with at least one amine moiety that has a gel content less than 10 wt % after 7 days at ambient conditions and a gel content of at least 15 wt % gel content after 14 days at 100° C. The film can be used in a laminate.
    Type: Application
    Filed: September 15, 2015
    Publication date: October 5, 2017
    Inventors: Francis Costa, Mattias Bergqvist, Stefan Hellstrom, Bert Broeders, Girish Suresh Galgali, Tanja Piel, Bernt-Ake Sultan, Bart Verheule, Jeroen Oderkerk
  • Publication number: 20170240671
    Abstract: The present invention relates to a polymer composition, to a layer element, preferably to at least one layer element of a photovoltaic module, comprising the polymer composition and to an article which is preferably said at least one layer of a layer element, preferably of a layer element of a photovoltaic module.
    Type: Application
    Filed: September 15, 2015
    Publication date: August 24, 2017
    Inventors: Francis Costa, Mattias Berqvist, Stefan Hellstrom, Bert Broeders, Girish Suresh Galgali, Bernt-Ake Sultan, Tanja Piel, Bart Verheule, Jeroen Oderkerk
  • Publication number: 20170243996
    Abstract: The present invention relates to a polymer composition, to a layer element, preferably to at least one layer element of a photovoltaic module, comprising the polymer composition and to an article which is preferably said at least one layer of a layer element, preferably of a layer element of a photovoltaic module.
    Type: Application
    Filed: September 18, 2015
    Publication date: August 24, 2017
    Inventors: Jeroen Oderkerk, Francis Costa, Bart Verheule, Tanja Piel, Bernt-Ake Sultan, Bert Broeders, Stefan Hellstrom, Mattias Bergqvist, Girish Suresh Galgali
  • Publication number: 20170240672
    Abstract: The present invention relates to a polymer composition, to a layer element, preferably to at least one layer element of a photovoltaic module, comprising the polymer composition and to an article which is preferably said at least one layer of a layer element, preferably of a layer element of a photovoltaic module.
    Type: Application
    Filed: September 15, 2015
    Publication date: August 24, 2017
    Inventors: Francis Costa, Mattias Berqvist, Stefan Hellstrom, Bert Broeders, Girish Suresh Galgali, Bernt-Ake Sultan, Tanja Piel, Bart Verheule, Jeroen Oderkerk
  • Publication number: 20170240670
    Abstract: The present invention relates to a polymer composition, to a layer element, preferably to at least one layer element of a photovoltaic module, comprising the polymer composition and to an article which is preferably said at least one layer of a layer element, preferably of a layer element of a photovoltaic module.
    Type: Application
    Filed: September 15, 2015
    Publication date: August 24, 2017
    Inventors: Francis Costa, Mattias Berqvist, Stefan Hellstrom, Bert Broeders, Girish Suresh Galgali, Bernt-Ake Sultan, Tanja Piel, Bart Verheule, Jeroen Oderkerk
  • Patent number: 9708479
    Abstract: A process for polymerizing ethylene in the presence of a polymerization catalyst by copolymerizing ethylene with a comonomer selected from the group of C4-C10 alpha-olefins in three polymerization stages. The polymers produced in the three stages have different melt flow rates. The polymer composition produced by the process has good mechanical properties and can be used for making pipes. The process has a good productivity and provides a stable and economic operation.
    Type: Grant
    Filed: September 24, 2014
    Date of Patent: July 18, 2017
    Assignee: BOREALIS AG
    Inventors: Thomas Hjertberg, Ravindra Tupe, Udo Wahner, Tanja Piel, Yi Liu, Alexandra Romina Albunia, Floran Prades, Joseph Thorman, Dusan Jeremic
  • Publication number: 20170152376
    Abstract: The present invention relates to a multimodal polyethylene composition which can be manufactured into pipes showing improved pressure resistance comprising a high density multimodal ethylene polymer component (A) having a density of at least 930 kg/m3, and a MFR21 of not more than 15 g/10 min, wherein said composition exhibits a LAOS-NLF defined as L ? ? A ? ? O ? ? S - N ? ? L ? ? F = ? G 1 ? G 3 ? ? where G1?—first order Fourier Coefficient G3?—third order Fourier Coefficient of at least 1.7. Such a polyethylene composition is useful for the manufacture of pressure pipes that exhibit improved pressure resistance and creep resistance and do not undergo sagging. Further disclosed is a process for the production of a pipe using such a multimodal polyethylene composition and a pipe comprising such a multimodal polyethylene composition.
    Type: Application
    Filed: July 6, 2015
    Publication date: June 1, 2017
    Applicant: BOREALIS AG
    Inventors: Yi LIU, Alexandra Romina ALBUNIA, Tanja PIEL, Qizheng DOU, Hermann PROKSCHI
  • Publication number: 20170077333
    Abstract: The present invention is directed to a layer of an electrical device a photovoltaic module comprising at least one photovoltaic element and at least one layer comprising a polypropylene composition and to the use of a polypropylene composition for producing at least one layer of an element of a photovoltaic module.
    Type: Application
    Filed: May 11, 2015
    Publication date: March 16, 2017
    Inventors: Tanja Piel, Bernt-Ake Sultan, Martina Sandholzer, Klaus Bernreitner