Patents by Inventor Steffen Henze
Steffen Henze 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: 20200385511Abstract: The present invention relates to thermoplastic polyurethanes obtainable or obtained by a process comprising the reaction of a thermoplastic polyester (PE-1) with a diol (D1) to give a composition (Z1) comprising a polyester (PE-2), and the reaction of the composition (Z1) obtained in step (i) with an isocyanate composition (I1) comprising at least one polyisocyanate, and with a polyol composition (P1), where the polyol composition (P1) comprises at least one polycarbonate polyol (PC1), and also to a process for the production of the thermoplastic polyurethane. The present invention further relates to a composition comprising a thermoplastic polyurethane of the invention and at least one flame retardant.Type: ApplicationFiled: November 30, 2018Publication date: December 10, 2020Applicant: BASF SEInventors: Oliver Steffen HENZE, Dirk KEMPFERT, Oliver MUEHREN
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Publication number: 20200347205Abstract: The present invention relates to a flame-retardant composition, a method for preparing the same and an article therefrom.Type: ApplicationFiled: November 2, 2018Publication date: November 5, 2020Applicant: BASF SEInventors: Oliver Steffen HENZE, Oliver MUEHREN, Tanja LANGE, Birte NITZ, Sabine MOELLER, Dirk ROSENBOHM
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Patent number: 10815376Abstract: The present invention relates to compositions comprising at least one thermoplastic polyurethane, at least melamine cyanurate, at least one first phosphorus-containing flame retardant (F1) selected from the group consisting of alkyl esters of phosphoric acid and alkyl esters of phosphonic acid, where the alkyl radicals are selected from C1 to C12 alkyl radicals, and at least one further phosphorus-containing flame retardant (F2) selected from the group consisting of derivatives of phosphinic acid, and to the use of such a composition for production of cable sheaths.Type: GrantFiled: August 17, 2016Date of Patent: October 27, 2020Assignee: BASF SEInventors: Oliver Steffen Henze, Oliver Muehren
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Publication number: 20200157272Abstract: The invention provides articles made of thermoplastic polyurethane based on polycarbonate diol which are a constituent of a device that receives or transmits electromagnetic radiation, are a cover for a device, or are used in proximity to such a device. The invention further provides for the use of thermoplastic polyurethane based on polycarbonate diol for these articles.Type: ApplicationFiled: June 27, 2018Publication date: May 21, 2020Inventors: Oliver Steffen HENZE, Frank UHLHORN
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Publication number: 20200122532Abstract: The present invention relates to a tire valve, in particular a bicycle tire valve, comprising a tubular stem, where the stem consists of a composition (Z1) comprising a thermoplastic (P1) and comprising a filler (F1), and also to a valve stem for the production of a tire valve, where the valve stem is tubular and consists of a composition (Z1) comprising a thermoplastic (P1) and comprising a filler (F1). The present invention further relates to the use of the valve of the invention for the production of a molding comprising an inflatable tube section, in particular an inner tube for a tire, and also to the use of the valve of the invention for the production of a tubeless bicycle tire.Type: ApplicationFiled: July 13, 2018Publication date: April 23, 2020Applicants: BASF SE, Sehwalbe-Raif Bohle GmbHInventors: Mark OTTENS, Oliver Steffen HENZE, Felix SCHAEFERMEiER
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Patent number: 10501603Abstract: The present invention relates to compositions comprising at least one thermoplastic polyurethane, at least melamine cyanurate, at least one first phosphorus-containing flame retardant (F1) selected from the group consisting of derivatives of phosphoric acid and derivatives of phosphonic acid and at least one further phosphorus-containing flame retardant (F2) selected from the group consisting of derivatives of phosphinic acid, and to the use of such a composition for production of cable sheaths.Type: GrantFiled: February 16, 2015Date of Patent: December 10, 2019Assignee: BASF SEInventors: Oliver Steffen Henze, Oliver Muehren, Hans Rudolph, Sabine Moeller, Aleksandra Lehmann
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Publication number: 20190270884Abstract: The present invention relates to a composition comprising at least one thermoplastic polyurethane TPU-1 based on an aliphatic diisocyanate, a thermoplastic polyurethane TPU-2 based on an aromatic diisocyanate, a melamine cyanurate, a first phosphorus-containing flame retardant (F1) selected from the group consisting of derivatives of phosphoric acid and derivatives of phosphonic acid and a further phosphorus-containing flame retardant (F2) selected from the group consisting of derivatives of phosphinic acid. The present invention further relates to the use of such compositions for production of cable sheaths.Type: ApplicationFiled: August 17, 2016Publication date: September 5, 2019Applicant: BASF SEInventors: Oliver Steffen HENZE, Oliver MÜHREN
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Patent number: 10377880Abstract: The present invention relates to compositions comprising at least one thermoplastic polyurethane, at least one metal hydroxide, and at least one phosphorus-containing flame retardant, where the thermoplastic polyurethane is a thermoplastic polyurethane based on at least one diisocyanate and on at least one polycarbonatediol. The present invention further relates to the use of compositions of this type for producing cable sheathing.Type: GrantFiled: June 21, 2013Date of Patent: August 13, 2019Assignee: BASF SEInventors: Oliver Steffen Henze, Oliver Muehren, Alfons Bertels, Sabine Conrad
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Publication number: 20180319981Abstract: The present invention relates to a method for producing a thermoplastic polyurethane that comprises reacting an isocyanate composition at least comprising 4,4?-diisocyanatodicyclohexylmethane (H12MDI) with a polyol composition (PZ) in the presence of a catalyst composition at least comprising a bismuth-containing compound selected from bismuth (tricarboxylate) catalysts, where the carboxyl radicals independently of one another have 6 to 12 carbon atoms, to give a melt and producing pellets from the resulting melt. The present invention further relates to a thermoplastic polyurethane obtained or obtainable by the method of the invention, and also to the use for producing films, profiles, cable sheathing, and sheathing of LED strips.Type: ApplicationFiled: October 14, 2016Publication date: November 8, 2018Applicant: BASF SEInventors: Oliver Steffen HENZE, Dirk KEMPFERT
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Publication number: 20180265698Abstract: The present invention relates to compositions comprising at least one thermoplastic polyurethane, at least melamine cyanurate, at least one first phosphorus-containing flame retardant (F1) selected from the group consisting of alkyl esters of phosphoric acid and alkyl esters of phosphonic acid, where the alkyl radicals are selected from C1 to C12 alkyl radicals, and at least one further phosphorus-containing flame retardant (F2) selected from the group consisting of derivatives of phosphinic acid, and to the use of such a composition for production of cable sheaths.Type: ApplicationFiled: August 17, 2016Publication date: September 20, 2018Applicant: BASF SEInventors: Oliver Steffen HENZE, Oliver MUEHREN
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Patent number: 10047214Abstract: The present invention relates to compositions comprising at least one thermoplastic polyurethane TPU-1 based on an aliphatic diisocyanate, at least one metal hydroxide and at least one phosphorus-containing flame retardant, especially those compositions which further comprise at least one thermoplastic polyurethane TPU-2 based on an aromatic diisocyanate. The present invention further relates to the use of such compositions for production of cable sheaths.Type: GrantFiled: December 3, 2014Date of Patent: August 14, 2018Assignee: BASF SEInventors: Oliver Steffen Henze, Oliver Muehren, Hans Rudolph, Dirk Rosenbohm
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Patent number: 9896578Abstract: The present invention relates to compositions comprising at least one thermoplastic polyurethane and at least one poly(meth)acrylate, where the at least one thermoplastic polyurethane is a polyurethane based on hexamethylene 1,6-diisocyanate (HDI), on at least one diol, and on at least one chain extender, selected from the group consisting of ethylene 1,2-glycol, 1,2-propanediol, 1,3-propanediol, 1,4-butanediol, 2,3-butanediol, 1,5-pentanediol, 1,6-hexanediol, diethylene glycol, dipropylene glycol, 1,4-cyclohexanediol, 1,4-dimethanolcyclohexane, and neopentyl glycol. The present invention further relates to moldings comprising the compositions of the invention, and also to the use of the compositions of the invention for producing a foil and for coating a molding.Type: GrantFiled: October 14, 2013Date of Patent: February 20, 2018Assignee: BASF SEInventors: Oliver Steffen Henze, Frank Uhlhorn, Alfons Bertels, Anja Oltmanns, Marc Hansen
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Patent number: 9688841Abstract: The invention relates to a flame-retardant thermoplastic polyurethane based on at least one diisocyanate and on at least one substance reactive toward isocyanate, and preferably on at least one chain extender, and also optionally on at least one catalyst, and comprising at least one flame retardant, and also optionally additives and/or auxiliaries, where one flame retardant is a metal hydroxide at least to some extent surrounded by a coating, the material comprises, as further flame retardant, at least one phosphorus-containing flame retardant which is a derivative of phosphoric acid, phosphonic acid, and/or phosphinic acid and the material further comprises hydrotalcite and/or phyllosilicate, and also to an associated production process and the use.Type: GrantFiled: March 13, 2013Date of Patent: June 27, 2017Assignee: BASF SEInventors: Oliver Steffen Henze, Oliver Muehren, Alfons Bertels, Sabine Conrad, Thomas Flug, Hans Rudolph, Christian Beckmann, Dietmar Meier
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Patent number: 9670337Abstract: The invention relates to a flame-retardant thermoplastic polyurethane based on at least one diisocyanate and on at least one substance reactive toward isocyanate, and preferably on at least one chain extender, and also optionally on at least one catalyst, and comprising at least one flame retardant, and also optionally additives and/or auxiliaries, where one flame retardant is a metal hydroxide at least to some extent surrounded by a coating, and the metal hydroxide is aluminum hydroxide, aluminum oxide hydroxide, or a mixture of said hydroxides, and also to an associated production process and use.Type: GrantFiled: March 12, 2013Date of Patent: June 6, 2017Assignee: BASF SEInventors: Oliver Steffen Henze, Oliver Muehren, Alfons Bertels, Sabine Conrad, Thomas Flug, Hans Rudolph, Christian Beckmann, Dietmar Meier
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Publication number: 20170096546Abstract: The invention relates to a preparation comprising A) thermoplastic polyurethane produced at least from the following starting materials: (a) isocyanate, (b) a substance which is reactive toward isocyanate and which preferably comprises (c) chain extender and/or (d) catalyst and, as other starting materials, (e) additional and/or auxiliary substances, which are either added to the thermoplastic polyurethane during the production process and thus are comprised in the thermoplastic polyurethane, where at least one of the starting materials comprises a phenoxy group or a derivative of the phenoxy group, and the phenol content of the preparation or the sum of the phenol contents of the thermoplastic polyurethane comprised in the preparation and of all of the other starting materials is less than 100 ppm by weight, and also to corresponding production processes and uses.Type: ApplicationFiled: May 13, 2015Publication date: April 6, 2017Applicant: BASF SEInventor: Oliver Steffen HENZE
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Publication number: 20170081502Abstract: The invention relates to a preparation comprising thermoplastic polyurethane produced at least from the following starting materials: (a) isocyanate, (b) a substance which is reactive toward isocyanate and which preferably comprises (c) chain extender and/or (d) catalyst and, as other starting materials, (e) additional and/or auxiliary substances, which are either added to the thermoplastic polyurethane during the production process and thus are comprised in the thermoplastic polyurethane and/or are comprised in the preparation in addition to the thermoplastic polyurethane, where at least one of the starting materials comprises a phenoxy group or a derivative of the phenoxy group, where the base number of the preparation or of the mixture of the thermoplastic polyurethane comprised in the preparation and of all of the other starting materials present is smaller than 2, and to corresponding production methods and uses.Type: ApplicationFiled: May 13, 2015Publication date: March 23, 2017Applicant: BASF SEInventor: Oliver Steffen HENZE
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Publication number: 20170066906Abstract: The present invention relates to compositions comprising at least one thermoplastic polyurethane, at least melamine cyanurate, at least one first phosphorus-containing flame retardant (F1) selected from the group consisting of derivatives of phosphoric acid and derivatives of phosphonic acid and at least one further phosphorus-containing flame retardant (F2) selected from the group consisting of derivatives of phosphinic acid, and to the use of such a composition for production of cable sheaths.Type: ApplicationFiled: February 16, 2015Publication date: March 9, 2017Inventors: Oliver Steffen HENZE, Oliver MUEHREN, Hans RUDOLPH, Sabine MOELLER, Aleksandra LEHMANN
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Publication number: 20170002179Abstract: The present invention relates to compositions comprising at least one thermoplastic polyurethane TPU-1 based on an aliphatic diisocyanate, at least one metal hydroxide and at least one phosphorus-containing flame retardant, especially those compositions which further comprise at least one thermoplastic polyurethane TPU-2 based on an aromatic diisocyanate. The present invention further relates to the use of such compositions for production of cable sheaths.Type: ApplicationFiled: December 3, 2014Publication date: January 5, 2017Applicant: BASF SEInventors: Oliver Steffen HENZE, Oliver MUEHREN, Hans RUDOLPH, Dirk ROSENBOHM
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Publication number: 20170002199Abstract: The present invention relates to compositions comprising at least one thermoplastic polyurethane, at least one polymer selected from the group consisting of ethylene-vinyl acetate copolymers, polyethylene, polypropylene, ethylene-propylene copolymers and copolymers based on styrene, at least one metal hydroxide and at least one phosphorus-containing flame retardant, wherein the thermoplastic polyurethane is selected from the group consisting of thermoplastic polyurethanes based on at least one diisocyanate and at least one polycarbonatediol and thermoplastic polyurethanes based on at least one diisocyanate and polytetrahydrofuran polyol. The present invention further relates to the use of such compositions for production of cable sheaths.Type: ApplicationFiled: December 3, 2014Publication date: January 5, 2017Applicant: BASF SEInventors: Oliver Steffen HENZE, Oliver MUEHREN, Hans RUDOLPH, Dirk ROSENBOHM
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Patent number: 9365697Abstract: The present invention relates to compositions comprising at least one thermoplastic polyurethane, at least one metal hydroxide, and at least one phosphorus-containing flame retardant, where the thermoplastic polyurethane is a thermoplastic polyurethane based on at least one diisocyanate and on at least one polyesterdiol, and has a weight-average molar mass in the range from 50 000 g/mol to 200 000 g/mol, measured by means of GPC. The present invention further relates to the use of compositions of this type for producing cable sheathing.Type: GrantFiled: July 26, 2013Date of Patent: June 14, 2016Assignee: BASF SEInventors: Oliver Steffen Henze, Oliver Muehren, Alfons Bertels, Sabine Conrad