Patents by Inventor Thomas Klimmasch

Thomas Klimmasch 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: 11664491
    Abstract: An anode for an electrochemical cell comprises a lithium metal or lithium metal alloy, and a polymer coating deposited on the lithium metal or lithium metal alloy. The polymer coating is doped with lithium ions and comprises a polyisocyanurate material. The polyisocyanurate material contains ether- and/or silicone-containing further groups. The ether-containing group is a polyether, and/or wherein the silicone-containing group is a siloxane group.
    Type: Grant
    Filed: September 5, 2017
    Date of Patent: May 30, 2023
    Assignee: JOHNSON MATTHEY PLC
    Inventors: Thomas Klimmasch, Jan Weikard, Hans-Josef Laas, Jürgen Köcher, David Ainsworth, Stephen Rowlands, Justyna Katarzyna Kreis, Stephen Lawes, Sebastien Desilani
  • Patent number: 11286331
    Abstract: The present invention relates to novel modified polyisocyanurate plastics obtainable by catalytic trimerization of a composition A), wherein the composition A) comprises oligomeric modified polyisocyanates B) that are a reaction product of an oligomeric polyisocyanate B1) and at least one functionalizing reagent B2) reactive toward isocyanate groups, where the composition A) has a content of monomeric diisocyanates of not more than 20% by weight and where the at least one functionalizing reagent B2) reactive toward isocyanate groups has at least one functional group reactive toward isocyanate groups which is not an isocyanate group. The invention further relates to the process from which the polyisocyanurate plastics of the invention are obtainable, to the use of the polyisocyanurate plastics of the invention for production of coatings, films, semifinished products, composites and moldings, and to substrates coated with such a coating.
    Type: Grant
    Filed: October 25, 2016
    Date of Patent: March 29, 2022
    Assignee: Covestro Deutschland AG
    Inventors: Thomas Klimmasch, Jan Weikard, Mathias Matner, Dirk Achten, Hans-Josef Laas, Heiko Hocke, Dieter Mager
  • Patent number: 11230522
    Abstract: The present invention relates to polyaspartic acid ester compositions which contain polyaspartic acid esters with primary amino groups and small amounts of fumaric acid dialkyl esters, to a method for preparing same and the use thereof as a reactive component for polyisocyanates in two-component polyurethane systems.
    Type: Grant
    Filed: September 14, 2018
    Date of Patent: January 25, 2022
    Assignee: COVESTRO DEUTSCHLAND AG
    Inventors: Dorota Greszta-Franz, Jan Weikard, Matthias Wintermantel, Robert Maleika, Thomas Klimmasch, Thomas Schuettler
  • Publication number: 20200216383
    Abstract: The present invention relates to polyaspartic acid ester compositions which contain polyaspartic acid esters with primary amino groups and small amounts of fumaric acid dialkyl esters, to a method for preparing same and the use thereof as a reactive component for polyisocyanates in two-component polyurethane systems.
    Type: Application
    Filed: September 14, 2018
    Publication date: July 9, 2020
    Inventors: Dorota Greszta-Franz, Jan Weikard, Matthias Wintermantel, Robert Maleika, Thomas Klimmasch, Thomas Schuettler
  • Publication number: 20190229326
    Abstract: The present invention relates to an anode for an electrochemical cell, said anode comprising a lithium metal or lithium metal alloy, and a polymer coating deposited on the lithium metal or lithium metal alloy, wherein the polymer coating is doped with lithium ions and comprises a polyisocyanurate material.
    Type: Application
    Filed: September 5, 2017
    Publication date: July 25, 2019
    Inventors: Thomas KLIMMASCH, Jan WEIKARD, Hans-Josef LAAS, Jürgen KÖCHER, David AINSWORTH, Stephen ROWLANDS, Justyna Katarzyna KREIS, Stephen LAWES, Sebastien DESILANI
  • Publication number: 20190144596
    Abstract: The present invention relates to novel modified polyisocyanurate plastics obtainable by catalytic trimerization of a composition A), wherein the composition A) comprises oligomeric modified polyisocyanates B) that are a reaction product of an oligomeric polyisocyanate B1) and at least one functionalizing reagent B2) reactive toward isocyanate groups, where the composition A) has a content of monomeric diisocyanates of not more than 20% by weight and where the at least one functionalizing reagent B2) reactive toward isocyanate groups has at least one functional group reactive toward isocyanate groups which is not an isocyanate group. The invention further relates to the process from which the polyisocyanurate plastics of the invention are obtainable, to the use of the polyisocyanurate plastics of the invention for production of coatings, films, semifinished products, composites and moldings, and to substrates coated with such a coating.
    Type: Application
    Filed: October 25, 2016
    Publication date: May 16, 2019
    Inventors: Thomas KLIMMASCH, Jan WEIKARD, Mathias MATNER, Dirk ACHTEN, Hans-Josef LAAS, Heiko HOCKE, Dieter MAGER
  • Publication number: 20190144598
    Abstract: The invention relates to novel polyisocyanurate plastics containing siloxane groups, which are obtainable by a method comprising the following steps: al) providing a composition A), which contains i) oligomeric polyisocyanates B) and compounds containing silicon C) or ii) contains oligomeric silicon-modified polyisocyanates D); or iii) contains oligomeric silicon-modified polyisocyanates D) and oligomeric polyisocyanates B); or iv) contains oligomeric polyisocyanates B), compounds containing silicon C) and modified oligomeric polyisocyanates D); or v) contains compounds containing silicon C) and silicon-modified, oligomeric polyisocyanates D); a2) catalytic trimerization of the composition A); wherein the composition A) has a content of monomer diisocyanates of 20 wt % at maximum.
    Type: Application
    Filed: October 25, 2016
    Publication date: May 16, 2019
    Inventors: Thomas KLIMMASCH, Jan WEIKARD, Hans-Josef LAAS, Jürgen KÖCHER
  • Patent number: 8278399
    Abstract: Processes for preparing siloxane-modified polyisocyanates, the processes comprising: providing a polyisocyanate reactant; and reacting the polyisocyanate reactant with a hydroxyl-containing siloxane having a number-average molecular weight of 200 to 3000 g/mol and an average OH functionality of greater than or equal to 1.8, and corresponding to the general formula (I): wherein X represents an aliphatic, unbranched or branched C1 to C20 radical optionally containing ether groups; R represents a hydroxyl-functional radical; R1 represents a hydrogen or an optionally heteroatom-containing C1 to C20 hydrocarbon radical; and n is 1 to 40; siloxane-modified polyisocyanates prepared thereby, and uses therefor.
    Type: Grant
    Filed: November 10, 2008
    Date of Patent: October 2, 2012
    Assignee: Bayer MaterialScience AG
    Inventors: Arno Nennemann, Markus Mechtel, Thomas Klimmasch, Meike Niesten
  • Publication number: 20120213977
    Abstract: The present invention relates to a process for the production of a plastics moulding, comprising (A) back-injecting a plastic film on a first side with at least one thermoplastic plastic, wherein one or more partial areas of the plastics film are not back-injected, (B) cooling the plastics moulding obtained in step A), and (C) subsequently heating at least those regions of the plastics moulding obtained in step B) that have not been back-injected again.
    Type: Application
    Filed: February 7, 2012
    Publication date: August 23, 2012
    Applicant: Bayer MaterialScience AG
    Inventors: Roland Künzel, Armin Berger, Rainer Protte, Thomas Klimmasch
  • Patent number: 8088880
    Abstract: The present invention relates to innovative, nanoparticle-modified polyisocyanates, a process for their preparation and to their use in coating compositions and adhesives. The process comprises the steps of 1) reacting A) polyisocyanates with B) alkoxysilanes, and subsequently 2) incorporating by dispersion inorganic particles, optionally surface modified, having an average particle size of less than 200 nm as determined by means of dynamic light scattering in dispersion, where the alkoxysilanes are according to formula (I) Q-Z—SiXaY3-a??(I) in which Q is an isocyanate-reactive group, X is a hydrolysable group, Y is identical or different alkyl groups, Z is a C1-C12 alkylene group and a is an integer from 1 to 3.
    Type: Grant
    Filed: November 15, 2007
    Date of Patent: January 3, 2012
    Assignee: Bayer MaterialScience AG
    Inventors: Arno Nennemann, Michael Mager, Markus Mechtel, Thomas Klimmasch, Christoph Gurtler, Christian Wamprecht
  • Patent number: 7728076
    Abstract: The present invention relates to novel coating compositions comprising polyisocyanates, aliphatic oligocarbonate polyols, oligoester polyols and polyacrylate polyols, to a process for their production and to their use in the production of coatings.
    Type: Grant
    Filed: November 13, 2007
    Date of Patent: June 1, 2010
    Assignee: Bayer MaterialScience AG
    Inventors: Christian Wamprecht, Markus Mechtel, Thomas Klimmasch
  • Publication number: 20090247711
    Abstract: The present invention relates to novel compositions of oligocarbonate polyols and oligoester polyols and their use in coating compositions for the production of coatings, particularly scratch-resistant topcoats.
    Type: Application
    Filed: June 11, 2009
    Publication date: October 1, 2009
    Applicant: Bayer MaterialScience AG
    Inventors: Christian Wamprecht, Markus Mechtel, Thomas Klimmasch
  • Publication number: 20090124766
    Abstract: Processes for preparing siloxane-modified polyisocyanates, the processes comprising: providing a polyisocyanate reactant; and reacting the polyisocyanate reactant with a hydroxyl-containing siloxane having a number-average molecular weight of 200 to 3000 g/mol and an average OH functionality of greater than or equal to 1.8, and corresponding to the general formula (I): wherein X represents an aliphatic, unbranched or branched C1 to C20 radical optionally containing ether groups; R represents a hydroxyl-functional radical; R1 represents a hydrogen or an optionally heteroatom-containing C1 to C20 hydrocarbon radical; and n is 1 to 40; siloxane-modified polyisocyanates prepared thereby, and uses therefor.
    Type: Application
    Filed: November 10, 2008
    Publication date: May 14, 2009
    Applicant: Bayer MaterialScience AG
    Inventors: Arno Nennemann, Markus Mechtel, Thomas Klimmasch, Meike Niesten
  • Publication number: 20090124727
    Abstract: The present invention relates to nanoparticle-modified polyisocyanates which have been modified by a special siloxane unit and consequently have improved performance properties and also storage stabilities.
    Type: Application
    Filed: November 10, 2008
    Publication date: May 14, 2009
    Applicant: Bayer MaterialScience AG
    Inventors: Arno Nennemann, Markus Mechtel, Thomas Klimmasch, Christopher Guertler, Michael Mager, Meike Niesten, Robert Maleika
  • Publication number: 20090008613
    Abstract: The present invention relates to hybrid organic-inorganic polyisocyanates based on polyfunctional organosilanes, metal alkoxides and alkoxysilane-containing blocked polyisocyanates for the preparation of organic-inorganic coating compositions and adhesives.
    Type: Application
    Filed: May 7, 2008
    Publication date: January 8, 2009
    Applicant: Bayer MaterialScience AG
    Inventors: Arno Nennemann, Steffen Hofacker, Markus Mechtel, Thomas Klimmasch, Christopher Guertler
  • Publication number: 20080281025
    Abstract: The present invention relates to hybrid organic-inorganic polyisocyanates for the preparation of organic-inorganic coating compositions and adhesives.
    Type: Application
    Filed: May 7, 2008
    Publication date: November 13, 2008
    Applicant: Bayer MaterialScience AG
    Inventors: Arno Nennemann, Steffen Hofacker, Markus Mechtel, Thomas Klimmasch
  • Publication number: 20080146767
    Abstract: The present invention relates to novel coating compositions comprising polyisocyanates, aliphatic oligocarbonate polyols, oligoester polyols and polyacrylate polyols, to a process for their production and to their use in the production of coatings.
    Type: Application
    Filed: November 13, 2007
    Publication date: June 19, 2008
    Inventors: Christian Wamprecht, Markus Mechtel, Thomas Klimmasch
  • Publication number: 20080119601
    Abstract: The present invention relates to innovative, nanoparticle-modified polyisocyanates, a process for their preparation and to their use in coating compositions and adhesives. The process comprises the steps of 1) reacting A) polyisocyanates with B) alkoxysilanes, and subsequently 2) incorporating by dispersion inorganic particles, optionally surface modified, having an average particle size of less than 200 nm as determined by means of dynamic light scattering in dispersion, where the alkoxysilanes are according to formula (I) Q-Z-SiXaY3-a??(I) in which Q is an isocyanate-reactive group, X is a hydrolysable group, Y is identical or different alkyl groups, Z is a C1-C12 alkylene group and a is an integer from 1 to 3.
    Type: Application
    Filed: November 15, 2007
    Publication date: May 22, 2008
    Inventors: Arno Nennemann, Michael Mager, Markus Mechtel, Thomas Klimmasch, Christoph Gurtler, Christian Wamprecht
  • Publication number: 20080114133
    Abstract: The present invention relates to novel compositions of oligocarbonate polyols and oligoester polyols and their use in coating compositions for the production of coatings, particularly scratch-resistant topcoats.
    Type: Application
    Filed: November 13, 2007
    Publication date: May 15, 2008
    Inventors: Christian Wamprecht, Markus Mechtel, Thomas Klimmasch
  • Patent number: 7196134
    Abstract: High-solids binder combinations comprising polyisocyanates, special lactone-based polyols and polyacrylate-polyols, a process for preparing such binders, and their use for producing coatings. The lactone-based polyols include ?-caprolactone-based polyols having an average hydroxy functionality ?2 and a number-average molecular weight of from 119 to 2000 g/mol. The polyacrylate resins are prepared by copolymerizing optionally functional polybutadienes, aromatic monomers, hydroxyalkyl esters of acrylic or methacrylic acid having primary hydroxyl groups, aliphatic esters of acrylic or methacrylic acid and C1 to C8 monoalcohols, ?,?-unsaturated C3–C7 monocarboxylic or dicarboxylic acids or of one or more monoesters of maleic acid or fumaric acid and C1 to C14 monoalchols.
    Type: Grant
    Filed: May 14, 2004
    Date of Patent: March 27, 2007
    Assignee: Bayer MaterialScience AG
    Inventors: Christian Wamprecht, Markus Mechtel, Jörg Tillack, Thomas Klimmasch