Patents by Inventor Mathias Matner

Mathias Matner 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).

  • Publication number: 20230134448
    Abstract: The invention relates to a thermoplastic polyurethane obtainable by the reaction of at least the following formation components: one or more aliphatic diisocyanates A) having a molecular weight of 140 g/mol to 170 g/mol and one or more aliphatic diols B) having a molecular weight of 62 g/mol to 120 g/mol, wherein the formation components used to produce the thermoplastic polyurethane consist to an extent of at least 95% by weight of one or more aliphatic diisocyanates A) and one or more aliphatic diols B), based on the total mass of the formation components used, wherein the one or more aliphatic diisocyanates A) and the one or more aliphatic diols B) are used in a molar ratio in the range from 1.0:0.95 to 0.95:1.0, characterized in that the Mz/Mpeak ratio of the thermoplastic polyurethane is within a range from 3 to 15, and to a process for preparation thereof, and to compositions, mouldings, films and/or fibres comprising the thermoplastic polyurethane.
    Type: Application
    Filed: December 10, 2020
    Publication date: May 4, 2023
    Inventors: Mathias MATNER, Thomas KOENIG, Bernd GARSKA, Rainer BELLINGHAUSEN, Thomas PRENVEILLE, Claudia HOUBEN
  • Publication number: 20220411569
    Abstract: A method for producing an object comprises the step of producing the object by means of an additive manufacturing process from a construction material. The construction material comprises a first polyurethane polymer which has: a weight percentage ratio of O to N of ?2 to ?2.5, determined by elementary analysis; a weight percentage ratio of N to C of ?0.1 to ?0.25, determined by elementary analysis; a full-width at half maximum of the melting peak of ?20 K, determined by dynamic differential scanning calorimetry DSC (2nd heating at heating rate 20 k/min); and a difference between the melting temperature and the recrystallisation temperature of ?5 K and ?100 K, determined by dynamic differential scanning calorimetry DSC (2nd heating) at a heating and cooling rate of 20 K/min.
    Type: Application
    Filed: December 14, 2020
    Publication date: December 29, 2022
    Inventors: Dirk ACHTEN, Thomas BUESGEN, Mathias MATNER, Bettina METTMANN, Bernd GARSKA, Michael KESSLER, Peter REICHERT, Roland WAGNER, Thomas PRENVEILLE
  • Publication number: 20220411570
    Abstract: The invention relates to a method for producing a thermoplastic polyurethane (G) using a reactive extrusion process, having the steps of: a) mixing a polyisocyanate stream (A) and a polyol stream (B) in a first mixing device (7) such that a mixture stream (C) is obtained, the mass flow rates of the polyisocyanate stream (A) and the polyol stream (B) being set such that the isocyanate index in the mixture stream (C) ranges from 55 to 85, b) introducing the mixture stream (C) into a circulating stream (D) which is conducted in a circular flow, the monomers of the polyisocyanates stream (A) and the polyol stream (B) in the circulating stream (D) being further reacted into OH-functional pre-polymers, c) separating a sub-stream from the circulating stream (D) as a prepolymer stream (E) and introducing same into an extruder (18), d) introducing an isocyanate feed stream (F) into the extruder (18) downstream of the introduction point of the prepolymer stream (E) in the extruder working direction, wherein the introdu
    Type: Application
    Filed: December 10, 2020
    Publication date: December 29, 2022
    Inventors: Bernd GARSKA, Daniel RAPS, Thomas KOENIG, Rainer BELLINGHAUSEN, Thomas PRENVEILLE, Claudia HOUBEN, Mathias MATNER
  • Publication number: 20220403088
    Abstract: The present invention relates to hydroxy-terminated polyurethane prepolymers that consist to an extent of at least 90% by weight of the product of the reaction of hexamethylene 1,6-diisocyanate with butane-1,4-diol and have an allophanate content of ?1.00 mol %, to a process for the production thereof, to compositions comprising such polyurethane prepolymers and to the use of said polyurethane prepolymers.
    Type: Application
    Filed: December 10, 2020
    Publication date: December 22, 2022
    Inventors: Thomas Koenig, Mathias MATNER, Bernd GARSKA, Rainer BELLINGHAUSEN, Claudia HOUBEN, Stephan SCHUBERT
  • Patent number: 11530290
    Abstract: The invention relates to a process for producing a composite polyisocyanurate material, comprising the following steps: a) providing a polyisocyanate composition A) which comprises oligomeric polyisocyanates and is low in monomeric diisocyanates, “low in monomeric diisocyanates” meaning that the polyisocyanate composition A) has a content of monomeric diisocyanates of not more than 20% by weight, and b) catalytically trimerizing the polyisocyanate composition A) in the presence of at least one fibrous filler B) and of a trimerization catalyst C) to give the composite polyisocyanurate material, where the trimerization catalyst C) comprises at least one metal salt and/or quaternary ammonium salt. The invention further relates to composite polyisocyanurate materials obtainable by the process according to the invention and to the use thereof for production of a component, and to components consisting of or comprising a composite polyisocyanurate material according to the invention.
    Type: Grant
    Filed: May 3, 2017
    Date of Patent: December 20, 2022
    Assignee: Covestro Deutschland AG
    Inventors: Heiko Hocke, Mathias Matner, Dirk Achten, Paul Heinz
  • Publication number: 20220396655
    Abstract: The invention relates to a multi-stage process for the continuous preparation of thermoplastic polyurethanes by reacting one or more aliphatic, cycloaliphatic and/or araliphatic diols with one or more aliphatic, cycloaliphatic and/or araliphatic diisocyanates, wherein the total reaction enthalpy is ??500 kJ/kg over all the process stages at a molar ratio of diol to diisocyanate of 1.0:1.0.
    Type: Application
    Filed: December 10, 2020
    Publication date: December 15, 2022
    Inventors: Mathias MATNER, Thomas KOENIG, Bernd GARSKA, Stephan SCHUBERT, Dirk ACHTEN, Rainer BELLINGHAUSEN, Claudia HOUBEN
  • Publication number: 20220380518
    Abstract: The present invention relates to a process for continuous production of thermoplastic polyurethane by reacting the components (A) one or more cycloaliphatic, aliphatic and/or araliphatic polyisocyanates and (B) one or more cycloaliphatic, aliphatic and/or araliphatic polyols, wherein the entirety of component (B) has a hydroxyl number of 600 mg KOH/g to 1830 mg KOH/g as determined according to DIN EN ISO 4629-2:2016. The process comprises the process steps of: a) preparing a mixture of a portion of component (A), a portion of or the entirety of component (B) and optionally a portion or the entirety of component (C), where in process step a) there is a molar ratio of component (A) to component (B) in the range from 0.6:1.0 to 0.95:1.
    Type: Application
    Filed: December 10, 2020
    Publication date: December 1, 2022
    Inventors: Thomas KOENIG, Dirk ACHTEN, Bernd GARSKA, Rainer BELLINGHAUSEN, Claudia HOUBEN, Stephan SCHUBERT, Mathias MATNER
  • Publication number: 20220267503
    Abstract: The invention relates to compounds and methods for extending the pot life of mixtures of isocyanates and isocyanate-reactive compounds when using acidic phosphoric acid ester as a mould release agent.
    Type: Application
    Filed: May 12, 2022
    Publication date: August 25, 2022
    Inventors: Mathias Matner, Robert Maleika, Frank-Stefan Stern
  • Patent number: 11390707
    Abstract: The present invention relates to novel polyisocyanurate plastics which are obtainable by catalytic trimerization of a polyisocyanate composition A) which contains oligomeric polyisocyanates and is low in monomeric diisocyanates. “Low in monomeric diisocyanates” means that the polyisocyanate composition A) has a content of monomeric diisocyanates of at most 20% by weight. The invention further relates to the use of these polyisocyanurate plastics for production of coatings, films, semi-finished products and mouldings, and to a process for producing polyisocyanurate plastics comprising the following steps: (a) providing a polyisocyanate composition A) which contains oligomeric polyisocyanates and is low in monomeric diisocyanates, “low in monomeric diisocyanates” meaning that the polyisocyanate composition A) has a content of monomeric diisocyanates of at most 20% by weight; (b) catalytically trimerizing the polyisocyanate composition A).
    Type: Grant
    Filed: June 18, 2018
    Date of Patent: July 19, 2022
    Assignee: Covestro Deutschland AG
    Inventors: Hans-Josef Laas, Dieter Mager, Mathias Matner, Dirk Achten, Heiko Hocke
  • Patent number: 11319402
    Abstract: The invention relates to a method for producing a polyisocyanate polymer and to the polyisocyanate polymer obtainable from the method and to the use thereof as part of a two-stage method for producing a polyisocyanurate plastic, in particular for producing coatings, films, semi-finished products or molded parts containing such a polyisocyanurate plastic.
    Type: Grant
    Filed: May 13, 2019
    Date of Patent: May 3, 2022
    Assignee: COVESTRO INTELLECTUAL PROPERTY GMBH & CO. KG
    Inventors: Heiko Hocke, Mathias Matner, Dirk Achten, Hans-Josef Laas, Dieter Mager
  • Publication number: 20220127407
    Abstract: The invention relates to potting compounds which cure to polyisocyanurate plastics, to the production of said potting compounds and to the use of the potting compounds for manufacturing electrical components.
    Type: Application
    Filed: February 26, 2020
    Publication date: April 28, 2022
    Inventors: Mathias Matner, Michael Ehlers, Dirk Achten, Ralf Rott, Bengt Arheden
  • Patent number: 11286332
    Abstract: The invention relates to novel modified polyisocyanurate plastics, obtainable by means of catalytic trimerization of a composition (A), wherein the composition (A) contains oligomeric, modified polyisocyanates (B), which represent a reaction product from an oligomeric polyisocyanate (B1) and at least one functionalization reagent (B2) which is reactive to isocyanate groups, wherein the composition (A) comprises a content of monomeric diisocyanates of 20 wt % at maximum and wherein the at least one functionalization reagent (B2) which is reactive to isocyanate groups has at least one relative functional group which is reactive to isocyanate groups and which is not an isocyanate group. The invention further relates to the method by which the polyisocyanurate plastics according to the invention are obtainable, to the use of the polyisocyanurate plastics according to the invention for producing coatings, films, semi-finished products, composite materials and molded parts, and substrates coated by such a coating.
    Type: Grant
    Filed: October 25, 2016
    Date of Patent: March 29, 2022
    Assignee: Covestro Deutschland AG
    Inventors: Dirk Achten, Mathias Matner, Hans-Josef Laas, Jan Weikard, Dieter Mager, Florian Golling
  • 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: 11279790
    Abstract: The present invention relates to process for producing polyisocyanurate plastics, comprising the following steps: a) providing a polyisocyanate composition A) which comprises oligomeric polyisocyanates and is low in monomeric diisocyanates, “low in monomeric diisocyanates” meaning that the polyisocyanate composition A) has a content of monomeric diisocyanates of not more than 20% by weight, b) catalytically trimerizing the polyisocyanate composition A) using at least one tertiary organic phosphine catalyst B). The invention further relates to polyisocyanurate plastics obtainable by the process according to the invention, to coatings, films, semifinished products and mouldings comprising or consisting of the polyisocyanurate plastic according to the invention, and to the use of the polyisocyanurate plastics according to the invention for production of coatings, films, semifinished products and mouldings.
    Type: Grant
    Filed: August 29, 2017
    Date of Patent: March 22, 2022
    Assignee: Covestro Deutschland AG
    Inventors: Dieter Mager, Hans-Josef Laas, Mathias Matner, Dirk Achten, Heiko Hocke
  • Patent number: 11236191
    Abstract: The invention relates to a method for producing a polyisocyanurate composite material, comprising the following steps: a) providing a polyisocyanate composition A) which contains monomer polyisocyanates at an amount of at least 2 wt. %, and b) catalytically trimerising the polyisocyanate composition A) in the presence of at least one fibrous filler material B) and a trimerisation catalyst C), to form the polyisocyanurate composite material, said trimerisation catalyst C) comprising at least one quaternary ammonium salt and/or a metal salt. The invention also relates to polyisocyanurate composite materials that can be obtained according to the claimed method, and to the use of same to produce a component and components consisting of or containing a claimed polyisocyanurate composite material.
    Type: Grant
    Filed: May 3, 2017
    Date of Patent: February 1, 2022
    Assignee: COVESTRO DEUTSCHLAND AG
    Inventors: Heiko Hocke, Mathias Matner, Dirk Achten, Paul Heinz
  • Publication number: 20210277168
    Abstract: The invention relates to compounds and methods for extending the pot life of mixtures of isocyanates and isocyanate-reactive compounds when using acidic phosphoric acid ester as a mould release agent.
    Type: Application
    Filed: February 28, 2018
    Publication date: September 9, 2021
    Inventors: Mathias MATNER, Robert MALEIKA, Frank-Stefan STERN
  • Publication number: 20210246255
    Abstract: The invention relates to a method for producing a polyisocyanate polymer and to the polyisocyanate polymer obtainable from the method and to the use thereof as part of a two-stage method for producing a polyisocyanurate plastic, in particular for producing coatings, films, semi-finished products or molded parts containing such a polyisocyanurate plastic.
    Type: Application
    Filed: May 13, 2019
    Publication date: August 12, 2021
    Applicant: Covestro Intellectual Property GmbH & Co. KG
    Inventors: Heiko HOCKE, Mathias MATNER, Dirk ACHTEN, Hans-Josef LAAS, Dieter MAGER
  • Patent number: 10752724
    Abstract: The invention relates to a process for producing polyisocyanurate plastics having a functionalized surface, comprising the following steps: a) providing a polyisocyanate composition A) containing monomeric and/or oligomeric polyisocyanates; b) catalytically trimerizing the polyisocyanate composition A) so as to obtain a bulk polyisocyanurate material as intermediate; c) surface functionalizing the intermediate by contacting at least one surface of the intermediate with at least one functionalizing reagent D); d) continuing the catalytic trimerization. The invention further relates to a polyisocyanurate plastic having a functionalized surface obtainable from the process of the invention.
    Type: Grant
    Filed: April 21, 2016
    Date of Patent: August 25, 2020
    Assignee: Covestro Deutschland AG
    Inventors: Dirk Achten, Hans-Josef Laas, Dieter Mager, Mathias Matner, Heiko Hocke, Jörg Tillack
  • Patent number: 10752723
    Abstract: The present invention relates to novel polyisocyanurate plastics which are obtainable by catalytic trimerization of a polyisocyanate composition A) which contains oligomeric polyisocyanates and is low in monomeric diisocyanates. “Low in monomeric diisocyanates” means that the polyisocyanate composition A) has a content of monomeric diisocyanates of at most 20% by weight. The invention further relates to the use of these polyisocyanurate plastics for production of coatings, films, semi-finished products and mouldings, and to a process for producing polyisocyanurate plastics comprising the following steps: (a) providing a polyisocyanate composition A) which contains oligomeric polyisocyanates and is low in monomeric diisocyanates, “low in monomeric diisocyanates” meaning that the polyisocyanate composition A) has a content of monomeric diisocyanates of at most 20% by weight; (b) catalytically trimerizing the polyisocyanate composition A).
    Type: Grant
    Filed: April 21, 2016
    Date of Patent: August 25, 2020
    Assignee: Covestro Deutschland AG
    Inventors: Hans-Josef Laas, Dieter Mager, Mathias Matner, Dirk Achten, Heiko Hocke
  • Patent number: 10717805
    Abstract: The invention relates to a process for producing polyisocyanurate plastics, comprising the following steps: (a) providing a polyisocyanate composition A) which contains oligomeric polyisocyanates and is low in monomeric diisocyanates, where the isocyanurate structure content in the polyisocyanate composition A) is at least 50 mol %, based on the sum total of the oligomeric structures from the group consisting of uretdione, isocyanurate, allophanate, biuret, iminooxadiazinedione and oxadiazinetrione structure that are present in the polyisocyanate composition A); (b) catalytically trimerizing the polyisocyanate composition A), where (i) the catalytic trimerization is conducted at ambient temperatures of at least 80° C.; (ii) the catalytic trimerization is conducted within less than 12 hours at least up to a degree of conversion at which only still not more than 20% of the isocyanate groups originally present in the polyisocyanate composition A) are present.
    Type: Grant
    Filed: April 21, 2016
    Date of Patent: July 21, 2020
    Assignee: Covestro Deutschland AG
    Inventors: Mathias Matner, Dirk Achten, Hans-Josef Laas, Heiko Hocke, Dieter Mager