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).
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Publication number: 20230282905Abstract: 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: ApplicationFiled: July 30, 2021Publication date: September 7, 2023Inventors: Tien WU, Patrick WELTER, Gary F. HOWORTH, Claus MIDDENDORF, Kerstin C. ROSEN, Heonjoo HA, Shailendra B. RATHOD
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Publication number: 20230275289Abstract: 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: ApplicationFiled: July 30, 2021Publication date: August 31, 2023Inventors: Claus MIDDENDORF, Patrick WELTER, Gary F. HOWORTH, Kerstin C. ROSEN, Tien WU, Heonjoo HA, Shailendra B. BATHOD
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Publication number: 20230238600Abstract: 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: ApplicationFiled: July 30, 2021Publication date: July 27, 2023Inventors: Shailendra B. RATHOD, Patrick WELTER, Gary F. HOWORTH, Claus MIDDENDORF, Kerstin C. ROSEN, Tien WU, Heonjoo HA, Martin SCHASCHKE
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Publication number: 20230159718Abstract: 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 siliconeType: ApplicationFiled: March 3, 2021Publication date: May 25, 2023Inventors: Michael KEMPF, Roman KONETZNY, René KUHLMANN, Simon PLUGGE, Thomas APELDORN, Claus MIDDENDORF, Björn HOFFMANN, Christoph KUESTERS, Karoline A. OSTROWSKI, Pierre Reinhard BIEBER
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Patent number: 11466605Abstract: 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: GrantFiled: December 10, 2015Date of Patent: October 11, 2022Assignee: 3M INNOVATIVE PROPERTIES COMPANYInventors: Ulrich E. Kunze, Claus Middendorf
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Patent number: 11293125Abstract: 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: GrantFiled: March 5, 2020Date of Patent: April 5, 2022Assignee: 3M INNOVATIVE PROPERTIES COMPANYInventors: Claus Middendorf, Juergen Strasser, Knut Schumacher
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Publication number: 20200224367Abstract: 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: ApplicationFiled: March 23, 2020Publication date: July 16, 2020Inventors: Anne N. De Rovere, Gary F. Howorth, Michael Patrick M. Mandanas, Claus Middendorf
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Publication number: 20200199796Abstract: 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: ApplicationFiled: March 5, 2020Publication date: June 25, 2020Inventors: Claus Middendorf, Juergen Strasser, Knut Schumacher
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Patent number: 10662560Abstract: 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: GrantFiled: August 16, 2017Date of Patent: May 26, 2020Assignee: 3M INNOVATIVE PROPERTIES COMPANYInventors: Claus Middendorf, Juergen Strasser, Knut Schumacher
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Patent number: 10227904Abstract: 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: GrantFiled: August 23, 2018Date of Patent: March 12, 2019Assignee: 3M INNOVATIVE PROPERTIES COMPANYInventor: Claus Middendorf
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Publication number: 20180363522Abstract: 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: ApplicationFiled: August 23, 2018Publication date: December 20, 2018Inventor: Claus Middendorf
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Patent number: 10077692Abstract: 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: GrantFiled: September 2, 2014Date of Patent: September 18, 2018Assignee: 3M INNOVATIVE PROPERTIES COMPANYInventor: Claus Middendorf
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Patent number: 9932872Abstract: 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: GrantFiled: August 1, 2016Date of Patent: April 3, 2018Assignee: 3M INNOVATIVE PROPERTIES COMPANYInventors: Ulrich E. Kunze, Lahoussaine Lalouch, Claus Middendorf, Harald H. Krieg
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Patent number: 9834875Abstract: 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: GrantFiled: October 7, 2008Date of Patent: December 5, 2017Assignee: 3M INNOVATIVE PROPERTIES COMPANYInventors: Ulrich E. Kunze, Lahoussaine Lalouch, Claus Middendorf, Harald H. Krieg
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Publication number: 20170342613Abstract: 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: ApplicationFiled: August 16, 2017Publication date: November 30, 2017Inventors: Claus Middendorf, Juergen Strasser, Knut Schumacher
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Publication number: 20170335737Abstract: 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: ApplicationFiled: December 10, 2015Publication date: November 23, 2017Inventors: Ulrich E. KUNZE, Claus MIDDENDORF
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Patent number: 9765458Abstract: 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: GrantFiled: December 13, 2006Date of Patent: September 19, 2017Assignee: 3M INNOVATIVE PROPERTIES COMPANYInventors: Claus Middendorf, Juergen Strasser, Knut Schumacher
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Publication number: 20170226913Abstract: 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: ApplicationFiled: September 2, 2015Publication date: August 10, 2017Inventors: Christoph Rochaz, Nicole Gervers, Claus Middendorf, Ulrich E. Kunze
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Publication number: 20160341094Abstract: 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: ApplicationFiled: August 1, 2016Publication date: November 24, 2016Inventors: Ulrich E. Kunze, Lahoussaine Lalouch, Claus Middendorf, Harald H. Krieg
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Patent number: 9416053Abstract: 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: GrantFiled: October 7, 2008Date of Patent: August 16, 2016Assignee: 3M INNOVATIVE PROPERTIES COMPANYInventors: Ulrich E. Kunze, Lahoussaine Lalouch, Claus Middendorf, Harald H. Krieg