Patents by Inventor Rainer Klenz
Rainer Klenz 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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Patent number: 11970594Abstract: Polybutylene terephthalate can be used as a gas diffusion barrier for closed-cell rigid polyurethane foams. A thermal insulation element containing a closed-cell, rigid polyurethane foam, which is at least partially covered by a layer system containing at least one layer formed by a polybutylene terephthalate composition, is useful. Articles and devices may contain a corresponding thermal insulation structure, such as refrigerators, insulation panels, pipe insulations, water heaters, and thermally insulated transport boxes.Type: GrantFiled: September 17, 2020Date of Patent: April 30, 2024Assignee: BASF SEInventors: Maximilian Lehenmeier, Hendrik Wagner, Rainer Klenz, Heike Hoelscher
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Publication number: 20230159746Abstract: Thermoplastic molding compositions comprising a thermoplastic polyester, a poly(?-caprolactone), a biodegradable polyester differing from the poly(?-caprolactone), a phosphinic salt and a polar modified polyolefin wax prepared by means of metallocene catalysts, the use of the thermoplastic molding compositions for the production of flame-retardant moldings of any type, to the resultant moldings, and to the use of the polar modified polyolefin wax prepared by means of metallocene catalysts for an improvement of the flame retardancy of thermoplastic molding compositions comprising a thermoplastic polyester.Type: ApplicationFiled: April 30, 2021Publication date: May 25, 2023Inventors: Michael Roth, Rainer Klenz, Christoph Minges, Klaus Uske, Michaela Heussler
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Publication number: 20230150181Abstract: Disclosed herein is a method of preparing a molding containing a structured polysiloxane layer as outermost layer, by using a molding composition (M) to prepare a sheet, film or foil (1), engraving a structure into the surface thereof by means of a laser (2), applying a polysiloxane (PS) onto the surface thereof (3), curing the (PS) to obtain a cured (PS) layer (4), adhering at least one fiber containing material onto the cured (PS) layer obtained with at least one adhesive (A1) (5), and removing the obtained stack including the at least one fiber material adhered to the cured (PS) layer via (A1) from the laser-engraved sheet, film or foil to obtain the molding containing the cured and structured (PS) as outermost layer of the molding, the cured (PS) layer having the negative of the laser engraved structure of the sheet, film or foil (6).Type: ApplicationFiled: April 9, 2021Publication date: May 18, 2023Inventors: Timm KROEGER, Juergen HERRMANN, Rainer KLENZ, Maximilian LEHENMEIER, Zhenhua ZHANG
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Publication number: 20230002582Abstract: Polybutylene terephthalate can be used as a gas diffusion barrier for closed-cell rigid polyurethane foams. A thermal insulation element containing a closed-cell, rigid polyurethane foam, which is at least partially covered by a layer system containing at least one layer formed by a polybutylene terephthalate composition, is useful. Articles and devices may contain a corresponding thermal insulation structure, such as refrigerators, insulation panels, pipe insulations, water heaters, and thermally insulated transport boxes.Type: ApplicationFiled: September 17, 2020Publication date: January 5, 2023Applicant: BASF SEInventors: Maximilian Lehenmeier, Hendrik Wagner, Rainer Klenz, Heike Hoelscher
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Patent number: 11401412Abstract: Thermoplastic molding compositions containing A) from 29 to 99.99% by weight of a polyester, B) from 0.01 to 10% by weight of an ionomer composed of at least one copolymer of B1) from 30 to 99.9% by weight of ethylene B2) from 0 to 60% by weight of 1-octene or 1-butene or propylene or a mixture of these and B3) from 0.01 to 70% by weight of functional monomers, where the functional monomers are selected from the group of the carboxylic acid groups, carboxylic anhydride groups, carboxylic ester groups and mixtures of these, where component B) has been neutralized to an extent of at least 20% with alkali metal ions, based on 100% by weight of A) and B), and C) from 0 to 70% by weight of other additional substances, where the sum of the % by weight values for A) to C) is 100%, for use in the production of cable sheathing or optical-conductor sheathing via blow molding, profile extrusion, and/or pipe extrusion.Type: GrantFiled: August 28, 2017Date of Patent: August 2, 2022Assignee: BASF SEInventors: Simon Kniesel, Rainer Klenz
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Publication number: 20190203037Abstract: Thermoplastic molding compositions containing A) from 29 to 99.99% by weight of a polyester, B) from 0.01 to 10% by weight of an ionomer composed of at least one copolymer of B1) from 30 to 99.9% by weight of ethylene B2) from 0 to 60% by weight of 1-octene or 1-butene or propylene or a mixture of these and B3) from 0.01 to 70% by weight of functional monomers, where the functional monomers are selected from the group of the carboxylic acid groups, carboxylic anhydride groups, carboxylic ester groups and mixtures of these, where component B) has been neutralized to an extent of at least 20% with alkali metal ions, based on 100% by weight of A) and B), and C) from 0 to 70% by weight of other additional substances, where the sum of the % by weight values for A) to C) is 100%, for use in the production of cable sheathing or optical-conductor sheathing via blow molding, profile extrusion, and/or pipe extrusion.Type: ApplicationFiled: August 28, 2017Publication date: July 4, 2019Inventors: Simon Kniesel, Rainer Klenz
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Patent number: 10128021Abstract: Thermoplastic molding compositions containing A) from 29 to 99.99% by weight of a polyester, B) from 0.01 to 3.0% by weight of an alkali metal salt of nitrous acid or of phosphoric acid or of carbonic acid, or a mixture of these, based on 100% by weight of A) and B), and C) from 0 to 70% by weight of further additives, where the sum of the % by weight values for A) to C) is 100%. The compositions are used in the production of cable sheathing or optical waveguide sheathing via blowmolding, profile extrusion, and/or tube extrusion.Type: GrantFiled: March 7, 2014Date of Patent: November 13, 2018Assignee: BASF SEInventors: Simon Kniesel, Peter Eibeck, Rainer Klenz
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Publication number: 20160276059Abstract: Thermoplastic molding compositions containing A) from 29 to 99.99% by weight of a polyester, B) from 0.01 to 3.0% by weight of an alkali metal salt of nitrous acid or of phosphoric acid or of carbonic acid, or a mixture of these, based on 100% by weight of A) and B), and C) from 0 to 70% by weight of further additives, where the sum of the % by weight values for A) to C) is 100%. The compositions are used in the production of cable sheathing or optical waveguide sheathing via blowmolding, profile extrusion, and/or tube extrusion.Type: ApplicationFiled: March 7, 2014Publication date: September 22, 2016Inventors: Simon Kniesel, Peter Eibeck, Rainer Klenz
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Patent number: 9149968Abstract: The invention relates to a process for the production of moldings composed of a polyoxymethylene polymer via blow molding, in which the polyoxymethylene polymer is extruded to give tubing, using an extruder with a grooved feed section, where the feed section is heated to a temperature in the range from 100 to 230° C., and the extruded tubing composed of the polyoxymethylene polymer is introduced into a blow mold, and a molding composed of the extruded tubing is produced in the blow mold.Type: GrantFiled: February 5, 2010Date of Patent: October 6, 2015Assignee: BASF SEInventors: Wolfgang Wilhelm, Rainer Klenz, Dirk Binkowski
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Patent number: 8425829Abstract: Use of thermoplastic molding compositions comprising A) from 10 to 89% by weight of a polyethylene terephthalate which can comprise up to 65% by weight, based on 100% by weight of A), of another polyester, B) from 0.01 to 50% by weight of B1) at least one highly branched or hyperbranched polycarbonate with an OH number of from 1 to 600 mg KOH/g of polycarbonate (to DIN 53240, part 2), or B2) at least one highly branched or hyperbranched polyester of AxBy type, where x is at least 1.1 and y is at least 2.1, or a mixture of these, C) from 10 to 60% by weight of a fibrous or particulate filler, and D) from 0 to 20% by weight of further additives, where the total of the percentages by weight of components A) to D) is 100%, for the production of moldings by means of the internal-gas-pressure process and/or the water-injection process.Type: GrantFiled: May 23, 2012Date of Patent: April 23, 2013Assignee: BASF SEInventors: Andreas Eipper, Rainer Klenz, Thomas Fritzsche, Mark Völkel
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Publication number: 20120261866Abstract: Use of thermoplastic molding compositions comprising A) from 10 to 89% by weight of a polyethylene terephthalate which can comprise up to 65% by weight, based on 100% by weight of A), of another polyester, B) from 0.01 to 50% by weight of B1) at least one highly branched or hyperbranched polycarbonate with an OH number of from 1 to 600 mg KOH/g of polycarbonate (to DIN 53240, part 2), or B2) at least one highly branched or hyperbranched polyester of AxBy type, where x is at least 1.1 and y is at least 2.1, or a mixture of these, C) from 10 to 60% by weight of a fibrous or particulate filler, and D) from 0 to 20% by weight of further additives, where the total of the percentages by weight of components A) to D) is 100%, for the production of moldings by means of the internal-gas-pressure process and/or the water-injection process.Type: ApplicationFiled: May 23, 2012Publication date: October 18, 2012Applicant: BASF SEInventors: Andreas Eipper, Rainer Klenz, Thomas Fritzsche, Mark Völkel
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Patent number: 8197715Abstract: Thermoplastic molding compositions comprising A) from 40 to 96% by weight of a semiaromatic polyamide, B) from 2 to 30% by weight of a copolymer composed of B1) from 35 to 89.9% by weight of ethylene, B2) from 10 to 60% by weight of 1-octene or 1-butene or propylene or a mixture of these, and B3) from 0.05 to 5% by weight of functional monomers, where the functional monomers have been selected from the group of the carboxylic acid groups, carboxylic anhydride groups, carboxylic ester groups, carboxamide groups, carboximide groups, amino groups, hydroxy groups, epoxy groups, urethane groups, or oxazoline groups, or a mixture of these, C) from 1 to 50% by weight of fibrous or particulate fillers, or a mixture of these, D) from 0.1 to 10% by weight of D1) at least one highly branched or hyperbranched polycarbonate with an OH number of from 1 to 600 mg KOH/g of polycarbonate (to DIN 53240, part 2), or D2) at least one highly branched or hyperbranched polyester of AxBy type, where x is at least 1.Type: GrantFiled: December 11, 2007Date of Patent: June 12, 2012Assignee: BASE SEInventors: Martin Weber, Xaver Hopfenspirger, Steffen Funkhauser, Walter Heckmann, Jörg Schnorr, Raquel Fernandez Rodiles, Rainer Klenz, Hagen Stawitzki, Bernd Bruchmann
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Publication number: 20110309558Abstract: The invention relates to a process for the production of moldings composed of a polyoxymethylene polymer via blow molding, in which the polyoxymethylene polymer is extruded to give tubing, using an extruder with a grooved feed section, where the feed section is heated to a temperature in the range from 100 to 230° C., and the extruded tubing composed of the polyoxymethylene polymer is introduced into a blow mold, and a molding composed of the extruded tubing is produced in the blow mold.Type: ApplicationFiled: February 5, 2010Publication date: December 22, 2011Applicant: BASF SEInventors: Wolfgang Wilhelm, Rainer Klenz, Dirk Binkowski
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Patent number: 7919013Abstract: Thermoplastic molding compositions comprising A) from 40 to 96.2% by weight of a semiaromatic polyamide, B) from 2 to 30% by weight of an impact-modifying polymer which comprises functional groups, C) from 1 to 50% by weight of fibrous or particulate fillers or a mixture of these, D) from 0.2 to 5% by weight of a lubricant, E) from 0.5 to 15% by weight of an electrically conductive additive, F) from 0 to 30% by weight of other added materials, where the total of the percentages by weight of components A) to F) is 100%.Type: GrantFiled: July 17, 2007Date of Patent: April 5, 2011Assignee: BASF SEInventors: Martin Weber, Xaver Hopfenspirger, Steffen Funkhauser, Walter Heckmann, Jörg Schnorr, Raquel Fernandez Rodiles, Rainer Klenz, Hagen Stawitzki
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Publication number: 20100249311Abstract: Use of thermoplastic molding compositions comprising A) from 10 to 89% by weight of a polyethylene terephthalate which can comprise up to 65% by weight, based on 100% by weight of A), of another polyester, B) from 0.01 to 50% by weight of B1) at least one highly branched or hyperbranched polycarbonate with an OH number of from 1 to 600 mg KOH/g of polycarbonate (to DIN 53240, part 2), or B2) at least one highly branched or hyperbranched polyester of AxBy type, where x is at least 1.1 and y is at least 2.1, or a mixture of these, C) from 10 to 60% by weight of a fibrous or particulate filler, and D) from 0 to 20% by weight of further additives, where the total of the percentages by weight of components A) to D) is 100%, for the production of moldings by means of the internal-gas-pressure process and/or the water-injection process.Type: ApplicationFiled: November 18, 2008Publication date: September 30, 2010Applicant: BASF SEInventors: Andreas Eipper, Rainer Klenz, Thomas Fritzsche, Mark Völkel
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Publication number: 20100090174Abstract: Thermoplastic molding compositions comprising A) from 40 to 96% by weight of a semiaromatic polyamide, B) from 2 to 30% by weight of a copolymer composed of B1) from 35 to 89.9% by weight of ethylene, B2) from 10 to 60% by weight of 1-octene or 1-butene or propylene or a mixture of these, and B3) from 0.05 to 5% by weight of functional monomers, where the functional monomers have been selected from the group of the carboxylic acid groups, carboxylic anhydride groups, carboxylic ester groups, carboxamide groups, carboximide groups, amino groups, hydroxy groups, epoxy groups, urethane groups, or oxazoline groups, or a mixture of these, C) from 1 to 50% by weight of fibrous or particulate fillers, or a mixture of these, D) from 0.1 to 10% by weight of D1) at least one highly branched or hyperbranched polycarbonate with an OH number of from 1 to 600 mg KOH/g of polycarbonate (to DIN 53240, part 2), or D2) at least one highly branched or hyperbranched polyester of AxBy type, where x is at least 1.Type: ApplicationFiled: December 11, 2007Publication date: April 15, 2010Applicant: BASF SEInventors: Martin Weber, Xaver Hopfenspirger, Steffen Funkhauser, Walter Heckmann, Jörg Schnorr, Raquel Fernandez Rodiles, Rainer Klenz, Hagen Stawitzki, Bernd Bruchmann
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Publication number: 20090039557Abstract: A process is proposed for production of low-emission moldings for continuous operating temperatures >50° C. composed of a thermoplastic molding composition comprising A) from 10 to 99.9% by weight of polybutylene terephthalate or a mixture thereof with polyethylene terephthalate and/or polypropylene terephthalate, B) from 0.1 to 50% by weight of at least one terpolymer obtainable from b1) at least one vinylaromatic monomer, b2) at least one C1-C4-alkyl (meth)acrylate or (meth)acrylonitrile, and b3) from 0.Type: ApplicationFiled: February 1, 2007Publication date: February 12, 2009Applicant: BASF SEInventors: Rainer Klenz, Norbert Effen, Mark Volkel, Andreas Eipper, Jens Assmann, Michael Dahlke
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Patent number: 7014810Abstract: The present invention relates to an apparatus for producing solid active ingredient-containing forms from an active ingredient-containing formulation which comprises at least one polymeric binder. The apparatus according to the invention has at least one extruder 1 for continuous plastication of the formulation and at least two injection units 2 which are provided separate from one another, each of which is connected to the extruder 1, and through which the formulation can be injected into at least one mold 3.Type: GrantFiled: December 15, 2000Date of Patent: March 21, 2006Assignee: Abbott GmbH & Co. KGInventors: Harald Krull, Jörg Rosenberg, Jörg Breitenbach, Jürgen Hofmann, Rainer Klenz, Hans Bührle
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Patent number: 6673759Abstract: The invention relates to a cleaning composition for apparatus for processing thermoplastic melts, which composition essentially comprises discrete particles capable of plastic deformation and made from a thermoplastic (A) with a melting point above 200° C. and with a crystallinity of not more than 50%, and comprises an amorphous or semicrystalline thermoplastic (B) with a processing temperature below the melting point of the thermoplastic (A). The proportion of the thermoplastic (A) is from 1 to 95% by weight and that of the thermoplastic (B) is from 5 to 95% by weight. The total of the percentage proportions by weight of (A) and (B) is always 100% or less.Type: GrantFiled: June 14, 2001Date of Patent: January 6, 2004Assignee: BASF AktiengesellschaftInventors: Uwe Koch, Rainer Klenz, Peter Friel, Brigitte Gareiss
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Publication number: 20030162001Abstract: The invention relates to a process for the production of a multilayered composite element which comprises a layer of leather, a layer of a hard component formed from a polymer, which is bonded to the leather layer in certain areas, and a layer of a soft component, which is arranged between the leather component and the hard component, which comprises laying the leather against one mold surface of a mold, positioning the soft component on the leather, and molding the polymer acting as hard component onto the leather layer and the soft component layer at a pressure of at least 50 bar, preferably greater than 100 bar, in particular greater than 180 bar, and at a temperature of greater than 100° C., preferably from 180 to 280° C., in particular from 200 to 250° C., by bonding the leather and the hard component to one another in certain areas at least, with temperature of the mold surface of the mold being controlled, at least during the bonding.Type: ApplicationFiled: October 16, 2002Publication date: August 28, 2003Inventors: Joachim Rsch, Stephan Hffer, Georg Igl, J?uuml;rgen Bartl, Tilman L?uuml;decke Taeger, Rainer Klenz, Christophe Ginss, Erhard Guenther, Michaela Liese