Patents by Inventor Silke Annika Koehler

Silke Annika Koehler 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: 10611725
    Abstract: The present invention relates to beta-naphthol ether sulfonic acids or salts thereof having the general formula (I) R—O-(AO)n—CH2—CH2—S(O)3M (I), where R, AO, n and M have the definitions stated in the claims and in the description, to mixtures thereof, to aqueous solutions and to electrolytes comprising them, to processes for preparing them and to the use of these.
    Type: Grant
    Filed: May 18, 2016
    Date of Patent: April 7, 2020
    Assignee: BASF SE
    Inventors: Sophie Maitro-Vogel, Michael Lorenz, Tobias Urban, Silke Annika Koehler
  • Patent number: 10454037
    Abstract: Disclosed are a novel semiconductor composition comprising at least one organic semiconductor in a liquid medium and the use thereof the production of organic semiconductor devices, in particular organic field effect transistors, organic solar cells, light-emitting diodes and sensors.
    Type: Grant
    Filed: August 17, 2015
    Date of Patent: October 22, 2019
    Assignee: BASF SE
    Inventors: Ilja Vladimirov, Jochen Brill, Dieter Freyberg, Thomas Weitz, Thomas Musiol, Silke Annika Koehler
  • Patent number: 10030088
    Abstract: The present invention relates to the use of reactive monomers as plasticizers in copolymers. The invention further relates to copolymers obtainable by using the reactive monomers. The present invention moreover relates to processes for the lowering of the glass transition temperature of copolymers with use of the reactive monomers.
    Type: Grant
    Filed: June 29, 2015
    Date of Patent: July 24, 2018
    Assignee: BASF SE
    Inventors: Christian Hubert Weidl, Uwe Held, Thomas Mausberg, Silke Annika Köhler, Bernd Schneider, Karolina Hofmann, Linda Winkelmann
  • Publication number: 20180118671
    Abstract: The present invention relates to beta-naphthol ether sulfonic acids or salts thereof having the general formula (I) R—O-(AO)n—CH2—CH2—S(O)3M (I), where R, AO, n and M have the definitions stated in the claims and in the description, to mixtures thereof, to aqueous solutions and to electrolytes comprising them, to processes for preparing them and to the use of these.
    Type: Application
    Filed: May 18, 2016
    Publication date: May 3, 2018
    Applicant: BASF SE
    Inventors: Sophie MAITRO-VOGEL, Michael LORENZ, Tobias URBAN, Silke Annika KOEHLER
  • Patent number: 9923158
    Abstract: Disclosed are polymer-based dielectric compositions (e.g., formulations) and materials (e.g. films) and associated devices. The polymers generally include photocrosslinkable pendant groups; for example, the polymers can include one or more coumarin-containing pendant groups.
    Type: Grant
    Filed: August 25, 2014
    Date of Patent: March 20, 2018
    Assignees: BASF SE, FLEXTERRA, INC.
    Inventors: Jordan Quinn, He Yan, Yan Zheng, Christopher Newman, Silke Annika Koehler, Antonio Facchetti, Thomas Breiner
  • Publication number: 20170250347
    Abstract: Disclosed are a novel semiconductor composition comprising at least one organic semiconductor in a liquid medium and the use thereof the production of organic semiconductor devices, in particular organic field effect transistors, organic solar cells, light-emitting diodes and sensors.
    Type: Application
    Filed: August 17, 2015
    Publication date: August 31, 2017
    Applicant: BASF SE
    Inventors: Ilja VLADIMIROV, Jochen BRILL, Dieter FREYBERG, Thomas WEITZ, Thomas MUSIOL, Silke Annika KOEHLER
  • Publication number: 20170204209
    Abstract: The present invention relates to the use of reactive monomers as plasticizers in copolymers. The invention further relates to copolymers obtainable by using the reactive monomers. The present invention moreover relates to processes for the lowering of the glass transition temperature of copolymers with use of the reactive monomers.
    Type: Application
    Filed: June 29, 2015
    Publication date: July 20, 2017
    Inventors: Christian Hubert Weidl, Uwe Held, Thomas Mausberg, Silke Annika Köhler, Bernd Schneider, Karolina Hofmann, Linda Winkelmann
  • Patent number: 9219233
    Abstract: Disclosed are new semiconductor materials prepared from rylene-(?-acceptor) copolymers. Such copolymers can exhibit high n-type carrier mobility and/or good current modulation characteristics. In addition, the polymers of the present teachings can possess certain processing advantages such as solution-processability and/or good stability at ambient conditions.
    Type: Grant
    Filed: February 5, 2009
    Date of Patent: December 22, 2015
    Assignees: BASF SE, Polyera Corporation
    Inventors: Antonio Facchetti, Zhihua Chen, He Yan, Shaofeng Lu, Tobin J. Marks, Yan Zheng, Marcel Kastler, Subramanian Vaidyanathan, Florian Doetz, Silke Annika Koehler
  • Patent number: 8937301
    Abstract: Disclosed are polymer-based dielectric compositions (e.g., formulations) and materials (e.g. films) and associated devices. The polymers generally include photocrosslinkable pendant groups; for example, the polymers can include one or more coumarin-containing pendant groups.
    Type: Grant
    Filed: November 20, 2009
    Date of Patent: January 20, 2015
    Assignees: BASF SE, Polyera Corporation
    Inventors: Jordan Quinn, He Yan, Yan Zheng, Christopher Newman, Silke Annika Koehler, Antonio Facchetti, Thomas Breiner
  • Publication number: 20140363690
    Abstract: Disclosed are polymer-based dielectric compositions (e.g., formulations) and materials (e.g. films) and associated devices. The polymers generally include photocrosslinkable pendant groups; for example, the polymers can include one or more coumarin-containing pendant groups.
    Type: Application
    Filed: August 25, 2014
    Publication date: December 11, 2014
    Applicants: BASF SE, POLYERA CORPORATION
    Inventors: Jordan QUINN, He Yan, Yan Zheng, Christopher Newman, Silke Annika Koehler, Antonio Facchetti, Thomas Breiner
  • Patent number: 8853820
    Abstract: The present invention relates to an electronic device comprising at least one dielectric layer, said dielectric layer comprising a crosslinked organic compound based on at least one compound which is radically crosslinkable and a method of making the electronic device.
    Type: Grant
    Filed: May 20, 2010
    Date of Patent: October 7, 2014
    Assignees: BASF SE, Polyera Corporation
    Inventors: Marcel Kastler, Silke Annika Koehler
  • Patent number: 8653227
    Abstract: A process for preparing a regioregular homopolymer or copolymer of 3-substituted thiophene, 3-substituted selenophene, 3-substituted thiazol or 3-substituted selenazol by a) reacting a 3-substituted 2,5-dihalothiophene, 2,5-dihaloselenophene, 2,5-dihalothiazol or 2,5-dihaloselenazol with reactive zinc, magnesium and/or an organomagnesium halide to give an organozinc or organomagnesium intermediate containing one halozinc or one halomagnesium group, b) bringing the organozinc or the organomagnesium intermediate into contact with a Ni(II), Ni(O), Pd(II) or Pd(0) catalyst to initiate the polymerization reaction, and c) polymerizing the organozinc or the organomagnesium intermediate to give a regioregular head-to-tail homopolymer or copolymer of 3-substituted thiophene, 3-substituted selenophene, 3-substituted thiazol or 3-substituted selenazol characterized in that the polymerization reaction is carried out at a temperature rising from a lower temperature T1 to a higher temperature T2 during a time t1, wherein T
    Type: Grant
    Filed: June 14, 2010
    Date of Patent: February 18, 2014
    Assignees: BASF SE, Rieke Metals, Inc.
    Inventors: Marcel Kastler, Silke Annika Koehler
  • Patent number: 8466460
    Abstract: A polymer comprising repeating units A and optionally repeating units B wherein Z=S, Se, N—R and O; W is at each occurrence independently a monocyclic or polycylic moiety optionally substituted with 1-4 Ra groups; Y, at each occurrence, is independently a divalent C1-6 alkyl group, a divalent C1-6 haloalkyl group, or a covalent bond; c is from 1 to 6.
    Type: Grant
    Filed: May 26, 2010
    Date of Patent: June 18, 2013
    Assignees: BASF SE, Polyera Corporation
    Inventors: Ashok Kumar Mishra, Subramanian Vaidyanathan, Hiroyoshi Noguchi, Florian Doetz, Silke Annika Koehler, Marcel Kastler
  • Patent number: 8404844
    Abstract: The present invention relates to semiconducting compounds, materials prepared from such compounds, methods of preparing such compounds and semiconductor materials, as well as various compositions, composites, and devices that incorporate the compounds and semiconductor materials. The semiconducting compounds can have higher electron-transport efficiency and higher solubility in common solvents compared to related representative compounds.
    Type: Grant
    Filed: February 5, 2009
    Date of Patent: March 26, 2013
    Assignees: BASF SE, Polyera Corporation
    Inventors: Marcel Kastler, Subramanian Vaidyanathan, Florian Doetz, Silke Annika Koehler, He Yan, Antonio Facchetti, Shaofeng Lu, Yan Zheng
  • Patent number: 8389670
    Abstract: Dithienobenzo-thieno[3,2-b]thiophene-copolymers of the formula (I) wherein: pi is a monocyclic or polycyclic moiety optionally substituted with 1-4 Ra groups, wherein Ra, at each occurrence, is independently hydrogen or a) a halogen, b) —(CN, c) —NO2, d) oxo, e) —OH, f) ?C(Rb)2; g) a C1-20 alkyl group, h) a C2-20 alkenyl group, i) a C2-20 alkynyl group, j) a C1-20 alkoxy group, k) a C1-20 alkylthio group, l) a C1-20 haloalkyl group, m) a —Y—C3-10 cycloalkyl group, n) a —Y—C6-14 aryl group, o) a —Y-3-12 membered cycloheteroalkyl group, or p) a —Y-5-14 membered heteroaryl group, wherein each of the C1-20 alkyl group, the C2-20 alkenyl group, the C2-20 alkynyl group, the C3-10 cycloalkyl group, the C6-14 aryl or haloaryl group, the 3-12 membered cycloheteroalkyl group, and the 5-14 membered heteroaryl group is optionally substituted with 1-4 Rb groups; Y, at each occurrence, is independently a divalent C1-6 alkyl group, a divalent C1-6 haloalkyl group, or a covalent bond; and R1, R2, R3, at each occurrence, are
    Type: Grant
    Filed: November 29, 2010
    Date of Patent: March 5, 2013
    Assignees: BASF SE, Max-Planck-Gesellschaft zur Foerderung der Wissenschaften e.V.
    Inventors: Marcel Kastler, Silke Annika Koehler, Klaus Muellen, Ralph Rieger
  • Publication number: 20120289672
    Abstract: Dithienobenzo-thieno[3,2-b]thiophene-copolymers of the formula (I) wherein: pi is a monocyclic or polycyclic moiety optionally substituted with 1-4 Ra groups, wherein Ra, at each occurrence, is independently hydrogen or a) a halogen, b) —(CN, c) —NO2, d) oxo, e) —OH, f) ?C(Rb)2; g) a C1-20 alkyl group, h) a C2-20 alkenyl group, i) a C2-20 alkynyl group, j) a C1-20 alkoxy group, k) a C1-20 alkylthio group, l) a C1-20 haloalkyl group, m) a —Y—C3-10 cycloalkyl group, n) a —Y—C6-14 aryl group, o) a —Y-3-12 membered cycloheteroalkyl group, or p) a —Y-5-14 membered heteroaryl group, wherein each of the C1-20 alkyl group, the C2-20 alkenyl group, the C2-20 alkynyl group, the C3-10 cycloalkyl group, the C6-14 aryl or haloaryl group, the 3-12 membered cycloheteroalkyl group, and the 5-14 membered heteroaryl group is optionally substituted with 1-4 Rb groups; Y, at each occurrence, is independently a divalent C1-6 alkyl group, a divalent C1-6 haloalkyl group, or a covalent bond; and R1, R2, R3, at each occurrence, are
    Type: Application
    Filed: November 29, 2010
    Publication date: November 15, 2012
    Applicants: Max-Planck-Gesellschaft zur Foerderung der Wissenschaften e.V., BASF SE
    Inventors: Marcel Kastler, Silke Annika Koehler, Klaus Muellen, Ralph Rieger
  • Publication number: 20120088900
    Abstract: A process for preparing a regioregular homopolymer or copolymer of 3-substituted thiophene, 3-substituted selenophene, 3-substituted thiazol or 3-substituted selenazol by a) reacting a 3-substituted 2,5-dihalothiophene, 2,5-dihaloselenophene, 2,5-dihalothiazol or 2,5-dihaloselenazol with reactive zinc, magnesium and/or an organomagnesium halide to give an organozinc or organomagnesium intermediate containing one halozinc or one halomagnesium group, b) bringing the organozinc or the organomagnesium intermediate into contact with a Ni(II), Ni(O), Pd(II) or Pd(O) catalyst to initiate the polymerization reaction, and c) polymerizing the organozinc or the organomagnesium intermediate to give a regioregular head-to-tail homopolymer or copolymer of 3-substituted thiophene, 3-substituted selenophene, 3-substituted thiazol or 3-substituted selenazol characterized in that the polymerization reaction is carried out at a temperature rising from a lower temperature T1 to a higher temperature T2 during a time t1, wherein T
    Type: Application
    Filed: June 14, 2010
    Publication date: April 12, 2012
    Applicants: RIEKE METALS, INC., BASF SE
    Inventors: Marcel Kastler, Silke Annika Koehler
  • Publication number: 20120074410
    Abstract: A polymer comprising repeating units A and optionally repeating units B wherein Z=S, Se, N—R and O; W is at each occurrence independently a monocyclic or polycylic moiety optionally substituted with 1-4 Ra groups; Y, at each occurrence, is independently a divalent C1-6 alkyl group, a divalent C1-6 haloalkyl group, or a covalent bond; c is from 1 to 6.
    Type: Application
    Filed: May 26, 2010
    Publication date: March 29, 2012
    Applicants: POLYERA CORPORATION, BASF SE
    Inventors: Ashok Kumar Mishra, Subramanian Vaidyanathan, Hiroyoshi Noguchi, Florian Doetz, Silke Annika Koehler, Marcel Kastler
  • Publication number: 20120068314
    Abstract: The present invention relates to an electronic device comprising at least one dielectric layer, said dielectric layer comprising a crosslinked organic compound based on at least one compound which is radically crosslinkable and a method of making the electronic device.
    Type: Application
    Filed: May 20, 2010
    Publication date: March 22, 2012
    Applicants: POLYERA CORPORATION, BASF SE
    Inventors: Marcel Kastler, Silke Annika Koehler
  • Publication number: 20110215334
    Abstract: Disclosed are polymer-based dielectric compositions (e.g., formulations) and materials (e.g. films) and associated devices. The polymers generally include photocrosslinkable pendant groups; for example, the polymers can include one or more coumarin-containing pendant groups.
    Type: Application
    Filed: November 20, 2009
    Publication date: September 8, 2011
    Applicants: BASF SE, POLYERA CORPORATION
    Inventors: Jordan Quinn, He Yan, Yan Zheng, Christopher Newman, Silke Annika Koehler, Antonio Facchetti, Thomas Breiner