Patents by Inventor Claus Middendorf

Claus Middendorf 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: 20230282905
    Abstract: A thermal runaway barrier for at least significantly slowing down a thermal runaway event within a battery assembly. The thermal runaway barrier includes a layer of a nonwoven fibrous thermal insulation comprising a fiber matrix of inorganic fibers, thermally insulative inorganic particles of fumed silica dispersed within the fiber matrix, and a binder dispersed within the fiber matrix so as to hold together the fiber matrix. An optional organic encapsulation layer may also be used to encapsulate the nonwoven fibrous thermal insulation.
    Type: Application
    Filed: July 30, 2021
    Publication date: September 7, 2023
    Inventors: Tien WU, Patrick WELTER, Gary F. HOWORTH, Claus MIDDENDORF, Kerstin C. ROSEN, Heonjoo HA, Shailendra B. RATHOD
  • Publication number: 20230275289
    Abstract: A thermal runaway barrier for at least significantly slowing down a thermal runaway event within a battery assembly. The thermal runaway barrier includes a layer of a nonwoven fibrous thermal insulation comprising a fiber matrix of inorganic fibers, thermally insulative inorganic particles of irreversibly or permanently expanded expandable inorganic material dispersed within the fiber matrix, and a binder dispersed within the fiber matrix so as to hold together the fiber matrix. An optional organic encapsulation layer may also be used to encapsulate the nonwoven fibrous thermal insulation.
    Type: Application
    Filed: July 30, 2021
    Publication date: August 31, 2023
    Inventors: Claus MIDDENDORF, Patrick WELTER, Gary F. HOWORTH, Kerstin C. ROSEN, Tien WU, Heonjoo HA, Shailendra B. BATHOD
  • Publication number: 20230238600
    Abstract: A thermal runaway barrier for at least significantly slowing down a thermal runaway event within a battery assembly. The thermal runaway barrier consisting essentially of a single-layer of a nonwoven fibrous thermal insulation comprising a fiber matrix of inorganic fibers, thermally insulative inorganic particles dispersed within the fiber matrix, and a binder dispersed within the fiber matrix so as to hold together the fiber matrix. An optional organic encapsulation layer may also be used to encapsulate the nonwoven fibrous thermal insulation.
    Type: Application
    Filed: July 30, 2021
    Publication date: July 27, 2023
    Inventors: Shailendra B. RATHOD, Patrick WELTER, Gary F. HOWORTH, Claus MIDDENDORF, Kerstin C. ROSEN, Tien WU, Heonjoo HA, Martin SCHASCHKE
  • Publication number: 20230159718
    Abstract: The present disclosure relates to a silicone rubber foam layer obtainable by a process that includes providing a substrate; providing a first solid film and applying it onto the substrate; providing a coating tool provided with an upstream side and a downstream side, wherein the coating tool is offset from the substrate to form a gap normal to the surface of the substrate; moving the first solid film relative to the coating tool in a downstream direction; providing a curable and foamable precursor of the silicone rubber foam to the upstream side of the coating tool thereby coating the precursor of the silicone rubber foam through the gap as a layer onto the substrate provided with the first solid film; providing a second solid film and applying it along the upstream side of the coating tool, such that the first solid film and the second solid film are applied simultaneously with the formation of the adjacent layer of the precursor of the silicone rubber foam; foaming or allowing the precursor of the silicone
    Type: Application
    Filed: March 3, 2021
    Publication date: May 25, 2023
    Inventors: Michael KEMPF, Roman KONETZNY, René KUHLMANN, Simon PLUGGE, Thomas APELDORN, Claus MIDDENDORF, Björn HOFFMANN, Christoph KUESTERS, Karoline A. OSTROWSKI, Pierre Reinhard BIEBER
  • Patent number: 11466605
    Abstract: A mounting mat (4) for an exhaust gas treatment device (10), the mounting mat (4) comprises two opposing main surfaces (5, 6) and at least one edge surface (7) extending between the main surfaces; at least one portion of the at least one edge surface comprises a protection coating comprising inorganic particles (15), and the inorganic particles have an average diameter of at least 1 ?m.
    Type: Grant
    Filed: December 10, 2015
    Date of Patent: October 11, 2022
    Assignee: 3M INNOVATIVE PROPERTIES COMPANY
    Inventors: Ulrich E. Kunze, Claus Middendorf
  • Patent number: 11293125
    Abstract: The present invention provides a mat comprising a layer having a mixture of long and short fibers wherein said short fibers have a length of not more than about 13 mm and wherein said long fibers have a length of at least about 20 mm and wherein the amount of said short fibers is at least about 3% by weight based on the total weight of said mixture of long and short fibers.
    Type: Grant
    Filed: March 5, 2020
    Date of Patent: April 5, 2022
    Assignee: 3M INNOVATIVE PROPERTIES COMPANY
    Inventors: Claus Middendorf, Juergen Strasser, Knut Schumacher
  • Publication number: 20200224367
    Abstract: A flexible fibrous material comprises inorganic fibers and a binder and methods of making the same. The binder comprises at least one of: a first organic polymer having anionic groups and a flocculent, the flocculent comprising a second organic polymer having cationic groups; or a reaction product of the first organic polymer and the flocculent. Flexible fibrous material according to the present invention may be used as components in certain pollution control devices.
    Type: Application
    Filed: March 23, 2020
    Publication date: July 16, 2020
    Inventors: Anne N. De Rovere, Gary F. Howorth, Michael Patrick M. Mandanas, Claus Middendorf
  • Publication number: 20200199796
    Abstract: The present invention provides a mat comprising a layer having a mixture of long and short fibers wherein said short fibers have a length of not more than about 13 mm and wherein said long fibers have a length of at least about 20 mm and wherein the amount of said short fibers is at least about 3% by weight based on the total weight of said mixture of long and short fibers.
    Type: Application
    Filed: March 5, 2020
    Publication date: June 25, 2020
    Inventors: Claus Middendorf, Juergen Strasser, Knut Schumacher
  • Patent number: 10662560
    Abstract: The present invention provides a mounting mat for mounting a pollution control element or monolith in a pollution control device, said mounting mat comprising a layer having a mixture of long and short fibers wherein said short fibers have a length of not more than about 13 mm and wherein said long fibers have a length of at least about 20 mm and wherein the amount of said short fibers is at least about 3% by weight based on the total weight of said mixture of long and short fibers.
    Type: Grant
    Filed: August 16, 2017
    Date of Patent: May 26, 2020
    Assignee: 3M INNOVATIVE PROPERTIES COMPANY
    Inventors: Claus Middendorf, Juergen Strasser, Knut Schumacher
  • Patent number: 10227904
    Abstract: The invention refers to the use of lubricants in a mounting mat, wherein the mounting mat is made for mounting a pollution control element into a housing, to reduce the cold peak pressure or compression of the mounting mat, the mounting mat comprising: a non-woven mat of inorganic fibers, wherein the lubricants are distributed in the mat, and wherein the lubricants belong to a group consisting of: saturated hydrocarbons (linear and/or branched and/or cyclic, olefinically unsaturated hydrocarbons (linear and/or branched and/or cyclic), fatty alcohols and fatty acids (linear and/or branched and saturated and/or olefinically unsaturated), carboxylic acid esters carbonic acid esters and/or silicone oils and/or organofunctional silanes, silioxanes.
    Type: Grant
    Filed: August 23, 2018
    Date of Patent: March 12, 2019
    Assignee: 3M INNOVATIVE PROPERTIES COMPANY
    Inventor: Claus Middendorf
  • Publication number: 20180363522
    Abstract: The invention refers to the use of lubricants in a mounting mat, wherein the mounting mat is made for mounting a pollution control element into a housing, to reduce the cold peak pressure or compression of the mounting mat, the mounting mat comprising: a non-woven mat of inorganic fibers, wherein the lubricants are distributed in the mat, and wherein the lubricants belong to a group consisting of: saturated hydrocarbons (linear and/or branched and/or cyclic, olefinically unsaturated hydrocarbons (linear and/or branched and/or cyclic), fatty alcohols and fatty acids (linear and/or branched and saturated and/or olefinically unsaturated), carboxylic acid esters carbonic acid esters and/or silicone oils and/or organofunctional silanes, silioxanes.
    Type: Application
    Filed: August 23, 2018
    Publication date: December 20, 2018
    Inventor: Claus Middendorf
  • Patent number: 10077692
    Abstract: The invention refers to the use of lubricants in a mounting mat, wherein the mounting mat is made for mounting a pollution control element into a housing, to reduce the cold peak pressure or compression of the mounting mat, the mounting mat comprising: —a non-woven mat of inorganic fibers, wherein—the lubricants are distributed in the mat, and wherein—the lubricants belong to a group consisting of: —saturated hydrocarbons (linear and/or branched and/or cyclic, —olefinically unsaturated hydrocarbons (linear and/or branched and/or cyclic), —fatty alcohols and fatty acids (linear and/or branched and saturated and/or olefinically unsaturated),—carboxylic acid esters—carbonic acid esters and/or —silicone oils and/or organofunctional silanes, silioxanes.
    Type: Grant
    Filed: September 2, 2014
    Date of Patent: September 18, 2018
    Assignee: 3M INNOVATIVE PROPERTIES COMPANY
    Inventor: Claus Middendorf
  • Patent number: 9932872
    Abstract: The present invention relates to a mounting mat for mounting a pollution control device in a catalytic converter, the mounting mat comprising a non-woven mat of inorganic fibers having distributed therein inorganic particles having an average diameter of 1 nm to 100 nm and wherein the mounting mat is free of organic binder or contains organic binder in an amount of not more than 5% by weight, based on the total weight of the mounting mat. The invention further relates to a pollution control device including the mounting mat and to a method of making the mounting mat.
    Type: Grant
    Filed: August 1, 2016
    Date of Patent: April 3, 2018
    Assignee: 3M INNOVATIVE PROPERTIES COMPANY
    Inventors: Ulrich E. Kunze, Lahoussaine Lalouch, Claus Middendorf, Harald H. Krieg
  • Patent number: 9834875
    Abstract: A method of making mounting mats comprising the steps of: (i) supplying inorganic fibers through an inlet of a forming box having an open bottom positioned over a forming wire to form a mat of fibers on the forming wire, the forming box having rollers for breaking apart clumps of fibers and an endless belt screen; (ii) capturing clumps of fibers on the endless belt; (iii) conveying captured clumps of fibers on the endless belt so as to enable captured clumps to release from the belt and be broken apart by the rollers; (iv) transporting the mat of fibers out of the forming box by the forming wire; and (v) compressing and restraining the mat of fibers to thereby obtain a mounting mat having a desired thickness suitable for mounting a pollution control element in a pollution control device.
    Type: Grant
    Filed: October 7, 2008
    Date of Patent: December 5, 2017
    Assignee: 3M INNOVATIVE PROPERTIES COMPANY
    Inventors: Ulrich E. Kunze, Lahoussaine Lalouch, Claus Middendorf, Harald H. Krieg
  • Publication number: 20170342613
    Abstract: The present invention provides a mounting mat for mounting a pollution control element or monolith in a pollution control device, said mounting mat comprising a layer having a mixture of long and short fibers wherein said short fibers have a length of not more than about 13 mm and wherein said long fibers have a length of at least about 20 mm and wherein the amount of said short fibers is at least about 3% by weight based on the total weight of said mixture of long and short fibers.
    Type: Application
    Filed: August 16, 2017
    Publication date: November 30, 2017
    Inventors: Claus Middendorf, Juergen Strasser, Knut Schumacher
  • Publication number: 20170335737
    Abstract: A mounting mat (4) for an exhaust gas treatment device (10), the mounting mat (4) comprises two opposing main surfaces (5, 6) and at least one edge surface (7) extending between the main surfaces; at least one portion of the at least one edge surface comprises a protection coating comprising inorganic particles (15), and the inorganic particles have an average diameter of at least 1 ?m.
    Type: Application
    Filed: December 10, 2015
    Publication date: November 23, 2017
    Inventors: Ulrich E. KUNZE, Claus MIDDENDORF
  • Patent number: 9765458
    Abstract: The present invention provides a mounting mat (30) for mounting a pollution control element (20) or monolith in a pollution control device (10), said mounting mat comprising a layer having a mixture of long and short fibers wherein said short fibers have a length of not more than about 13 mm and wherein said long fibers have a length of at least about 20 mm and wherein the amount of said short fibers is at least about 3% by weight based on the total weight of said mixture of long and short fibers.
    Type: Grant
    Filed: December 13, 2006
    Date of Patent: September 19, 2017
    Assignee: 3M INNOVATIVE PROPERTIES COMPANY
    Inventors: Claus Middendorf, Juergen Strasser, Knut Schumacher
  • Publication number: 20170226913
    Abstract: Mounting mat (4) for holding a substrate (2) of a pollution control element or chemical reactor (10), the pollution control element or chemical reactor (10) comprising more than one substrate (2), wherein the substrate (2) comprises a front face (2f), a rear face (2r) and at least three flat side faces (4) extending between the front (2f) and the rear face (2r), and wherein the mounting mat (4) is shaped such that it covers at least partially an edge (5) enclosed by two flat side faces (4).
    Type: Application
    Filed: September 2, 2015
    Publication date: August 10, 2017
    Inventors: Christoph Rochaz, Nicole Gervers, Claus Middendorf, Ulrich E. Kunze
  • Publication number: 20160341094
    Abstract: The present invention relates to a mounting mat for mounting a pollution control device in a catalytic converter, the mounting mat comprising a non-woven mat of inorganic fibers having distributed therein inorganic particles having an average diameter of 1 nm to 100 nm and wherein the mounting mat is free of organic binder or contains organic binder in an amount of not more than 5% by weight, based on the total weight of the mounting mat. The invention further relates to a pollution control device including the mounting mat and to a method of making the mounting mat.
    Type: Application
    Filed: August 1, 2016
    Publication date: November 24, 2016
    Inventors: Ulrich E. Kunze, Lahoussaine Lalouch, Claus Middendorf, Harald H. Krieg
  • Patent number: 9416053
    Abstract: The present invention relates to a mounting mat for mounting a pollution control device in a catalytic converter, the mounting mat comprising a non-woven mat of inorganic fibers having distributed therein inorganic particles having an average diameter of 1 nm to 100 nm and wherein the mounting mat is free of organic binder or contains organic binder in an amount of not more than 5% by weight, based on the total weight of the mounting mat. The invention further relates to a pollution control device including the mounting mat and to a method of making the mounting mat.
    Type: Grant
    Filed: October 7, 2008
    Date of Patent: August 16, 2016
    Assignee: 3M INNOVATIVE PROPERTIES COMPANY
    Inventors: Ulrich E. Kunze, Lahoussaine Lalouch, Claus Middendorf, Harald H. Krieg