Patents by Inventor Daniel Freidank
Daniel Freidank 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: 11691355Abstract: Described herein is a 3D spacer fabric reinforced composite, a process for producing it, a method of using it in footwear, and a footwear including it.Type: GrantFiled: October 13, 2017Date of Patent: July 4, 2023Assignee: BASF SEInventors: YingHao Liu, Feng Chao Hu, Tao Liu, Hairu Long, Si Chen, Daniel Freidank
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Publication number: 20190255783Abstract: Described herein is a 3D spacer fabric reinforced composite, a process for producing it, a method of using it in footwear, and a footwear including it.Type: ApplicationFiled: October 13, 2017Publication date: August 22, 2019Inventors: Yinghao Liu, Feng Chao Hu, Tao Liu, Hairu Long, Si Chen, Daniel Freidank
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Patent number: 10370479Abstract: This invention relates to a continuous process for making a polymer polyol, the polymer polyol produced according to the said process and its applications.Type: GrantFiled: April 20, 2015Date of Patent: August 6, 2019Assignee: BASF SEInventors: Christian Koenig, Dejan Petrovic, Achim Loeffler, Andreas Bauder, Daniel Freidank, Dirk Opfermann, Isa Alexandra Queiroz Da Fonseca, Caroline Mages-Sauter, Chuan Long Fu, Shu Kui Wang
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Patent number: 9890895Abstract: The present invention relates to a process for producing pipelines with heat-storing properties, in which a) organic polyisocyanate is mixed with b) at least one polymeric compound having at least two isocyanate-reactive hydrogen atoms, c) optionally chain extender and/or crosslinker, d) catalyst, e) wax and f) optionally other assistants and/or additives, to give a first reaction mixture, and the first reaction mixture is applied to a pipe and allowed to react fully to give a first polyurethane layer. The present invention further relates to a pipeline with heat-storing properties obtainable by such a process.Type: GrantFiled: September 25, 2013Date of Patent: February 13, 2018Assignee: BASF SEInventors: Daniel Freidank, Dejan Petrovic, Wei Leng, Julia Liese
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Publication number: 20170044297Abstract: This invention relates to a continuous process for making a polymer polyol, the polymer polyol produced according to the said process and its applications.Type: ApplicationFiled: April 20, 2015Publication date: February 16, 2017Applicant: BASF SEInventors: Christian KOENIG, Dejan PETROVIC, Achim LOEFFLER, Andreas BAUDER, Daniel FREIDANK, Dirk OPFERMANN, Isa Alexandra QUEIROZ DA FONSECA, Caroline MAGES-SAUTER, Chuan Long FU, Shu Kui WANG
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Patent number: 9403963Abstract: The invention relates to particle-comprising polyether alcohols which can be prepared by in-situ polymerization of olefinically unsaturated monomers in a polyether alcohol, wherein the polymerization is carried out in the presence of at least one compound (A) comprising a polysiloxane chain to which at least one polyether chain comprising at least one reactive hydrogen atom and a polyether chain comprising at least one olefinic double bond are bonded.Type: GrantFiled: August 21, 2012Date of Patent: August 2, 2016Assignee: BASF SEInventors: Andreas Emge, Daniel Freidank, Dejan Petrovic, Marta Reinoso Garcia, Stefan Winnig, Markus Schütte
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Patent number: 9234066Abstract: The present invention relates to a dispersion comprising (i) at least one liquid polymer and (ii) at least one polymer particle mixture comprising at least one meltable solid and at least one copolymer (C), wherein said at least one copolymer (C) is a random copolymer synthesized from at least one ?,?-ethylenically unsaturated monomer and at least one polymerizable polymer of the class of liquid polymers according to (i), to processes for preparing this dispersion, to the use of this dispersion to prepare polyurethanes, and to a process for preparing polyurethanes, in which at least one such dispersion is reacted with at least one polyisocyanate.Type: GrantFiled: May 11, 2009Date of Patent: January 12, 2016Assignee: BASF SEInventors: Daniel Freidank, Andreas Emge, Sonja Judat, Robert Engel, Ingrid Martin, Thomas Danner, Achim Loeffler, Stephan Hess
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Patent number: 9193821Abstract: The invention relates to a process for producing viscoelastic flexible polyurethane foams by reacting a) polyisocyanates with b) compounds having at least two hydrogen atoms which are reactive toward isocyanate groups, c) blowing agents, wherein the compounds having at least two hydrogen atoms which are reactive toward isocyanate groups b) comprise b1) from 0 to 90 parts by weight of at least one polyether alcohol consisting of exclusively propylene oxide units or propylene oxide units and not more than 50% by weight, based on the total weight of the alkylene oxides used, of ethylene oxide units in the polyether chain and having a nominal functionality of from 3 to 8 and a hydroxyl number in the range from 100 to 350 mg KOH/g, and b2) from 10 to 100 parts by weight of at least one graft polyol which can be prepared by in-situ polymerization of olefinically unsaturated monomers in at least one polyether alcohol which has exclusively propylene oxide units or propylene oxide units and not more than 50% by weiType: GrantFiled: July 14, 2010Date of Patent: November 24, 2015Assignee: BASF SEInventors: Heinz-Dieter Lutter, Jens Mueller, Daniel Freidank, Theodore M. Smiecinski, Stephan Goettke, Berend Eling
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Patent number: 9109077Abstract: The present invention relates to foamed polyurethane obtainable by mixing a) polyisocyanates, b) relatively high molecular weight compounds having groups reactive toward isocyanate groups, c) solid particles, d) blowing agents, e) if appropriate, chain extender, crosslinking agent or mixtures thereof, f) if appropriate, catalyst and g) if appropriate, other additives to give a reaction mixture and allowing the reaction mixture to react to completion, the propotion of chain extender being less than 6% by weight, based on the total weight of the components a) to f), the content of solid particles being greater than 15% by weight, based on the total weight of the components a) to f), and the average functionality of the relatively high molecular weight compounds having groups reactive toward isocyanate groups being less 2.5.Type: GrantFiled: November 13, 2008Date of Patent: August 18, 2015Assignee: BASF SEInventors: Nils Mohmeyer, Daniel Freidank, Sibylle Schoeps, Andreas Emge, Achim Loeffler, Marco Ortalda
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Publication number: 20140093668Abstract: The present invention relates to a process for producing pipelines with heat-storing properties, in which a) organic polyisocyanate is mixed with b) at least one polymeric compound having at least two isocyanate-reactive hydrogen atoms, c) optionally chain extender and/or crosslinker, d) catalyst, e) wax and f) optionally other assistants and/or additives, to give a first reaction mixture, and the first reaction mixture is applied to a pipe and allowed to react fully to give a first polyurethane layer. The present invention further relates to a pipeline with heat-storing properties obtainable by such a process.Type: ApplicationFiled: September 25, 2013Publication date: April 3, 2014Applicant: BASF SEInventors: Daniel FREIDANK, Dejan Petrovic, Wei Leng, Julia Liese
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Publication number: 20140072753Abstract: The present invention relates to processes for producing sandwich elements, where the sandwich elements comprise a rigid polyurethane foam as core foam surrounded entirely or to some extent by a plastics resin comprising reinforcing-agent layers, by producing the rigid polyurethane foam on the reinforcing-agent layers and then saturating the reinforcing-agent layers in a liquid resin and hardening the resin. The present invention further relates to sandwich elements that can be produced by a process of the invention, and also to the use of these sandwich elements as wind-turbine blade, aircraft wing, wind-turbine nacelle, boat-hull, or housing for vehicles.Type: ApplicationFiled: September 12, 2013Publication date: March 13, 2014Applicant: BASF SEInventors: Frank Prissok, Yingchun He, Joerg Poeltl, Daniel Freidank, Christophe Hebette
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Patent number: 8642670Abstract: The present invention relates to an open-cell polyurethane foam comprising polyester and polyether structures and having a density of 70 to 300 g/L, 1 to 20 cells/cm, a rebound intensity greater than 30%, an elongation at break of greater than 200%, a tear propagation resistance of greater than 1.2 N/mm and a tensile strength of greater than 200 kPa. The present invention further relates to a process for producing inventive open-cell polyurethane sponges and to the use thereof as a pipe cleaning sponge.Type: GrantFiled: March 13, 2009Date of Patent: February 4, 2014Assignee: BASF SEInventors: Nils Mohmeyer, Ralf Fritz, Annika Habicht, Daniela Tepe, Frank Prissok, Michael Harms, Bernd Bruchmann, Daniel Schoenfelder, Daniel Freidank, Andreas Emge, Andrea Eisenhardt
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Publication number: 20130217795Abstract: The invention relates to particle-comprising polyether alcohols which can be prepared by in-situ polymerization of olefinically unsaturated monomers in a polyether alcohol, wherein the polymerization is carried out in the presence of at least one compound (A) comprising a polyethersiloxane chain on which at least one polyether chain comprising at least one reactive hydrogen atom and a polyether chain comprising at least one olefinic double bond are present.Type: ApplicationFiled: August 21, 2012Publication date: August 22, 2013Applicant: BASF SEInventors: Andreas Emge, Daniel Freidank, Dejan Petrovic, Marta Reinoso Garcia, Stefan Winnig, Markus Schuette
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Publication number: 20130217796Abstract: The invention relates to particle-comprising polyether alcohols which can be prepared by in-situ polymerization of olefinically unsaturated monomers in a polyether alcohol, wherein the polymerization is carried out in the presence of at least one compound (A) comprising a polysiloxane chain to which at least one polyether chain comprising at least one reactive hydrogen atom and a polyether chain comprising at least one olefinic double bond are bonded.Type: ApplicationFiled: August 21, 2012Publication date: August 22, 2013Applicant: BASF SEInventors: Andreas Emge, Daniel Freidank, Dejan Petrovic, Marta Reinoso Garcia, Stefan Winnig, Markus Schuette
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Publication number: 20130090432Abstract: A process for the preparation of alkoxylated polymers comprising the steps (i) preparation of a polymeric product (I) having at least one functional group by radical copolymerization in a high temperature polymerization process and (ii) contacting the polymeric product (I) having at least one functional group obtained in step (i) with at least one alkylene oxide; an alkoxylated polymer obtainable by the process of the present invention; a process for preparing polyurethanes by reaction of the alkoxylated polymer according to the present invention; polyurethane prepared by the process of the present invention; surface active reagents comprising or consisting of the alkoxylated polymer according to the present invention as well as detergent formulations comprising at least one alkoxylated polymer according to the present invention.Type: ApplicationFiled: September 29, 2010Publication date: April 11, 2013Applicant: BASF SEInventors: Andreas Kunst, Daniel Freidank, Marco A. Villalobos
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Publication number: 20130046037Abstract: The invention relates to particle-comprising polyurethane foams, wherein the particles are incorporated predominantly in the cell walls.Type: ApplicationFiled: August 15, 2012Publication date: February 21, 2013Applicant: BASF SEInventors: Andreas EMGE, Holger Seifert, Daniel Freidank
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Patent number: 8293807Abstract: The invention relates to a process for producing rigid polyurethane foams by reacting a) polyisocyanates with b) compounds having at least two hydrogen atoms which are reactive toward isocyanate groups in the presence of c) blowing agents, wherein at least one graft polyol b1) which can be prepared by in-situ polymerization of olefinically unsaturated monomers in a polyether alcohol b1i), where the polyether alcohol b1i) has a functionality of from 2 to 4 and a hydroxyl number in the range from 100 to 250 mg KOH/g, its polyether chain comprises propylene oxide and up to 20% by weight, based on the polyether alcohol b1i), of ethylene oxide, and acrylonitrile and styrene in a weight ratio of acrylonitrile:styrene of from >1:1 to 4:1 are used as olefinically unsaturated monomers, is used as compounds having at least two hydrogen atoms which are reactive toward isocyanate groups b), and the reaction is carried out in the presence of at least one compound b1ii) which has at least one olefinic double bond anType: GrantFiled: September 6, 2007Date of Patent: October 23, 2012Assignee: BASF AktiengesellschaftInventors: Andreas Emge, Daniel Freidank, Holger Seifert
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Publication number: 20120142801Abstract: A reinforced polyurethane foam obtained by (1) mixing polyisocyanates (a) with compounds having isocyanate-reactive groups (b), a blowing agent containing water (c), and optionally a catalyst (d) and further additives (e) to form a reaction mixture, and (2) curing the reaction mixture, where the reaction mixture to be cured contains hollow microspheres and/or is applied to a porous reinforcing agent (f) capable of forming two-dimensional or three-dimensional networks in the polyurethane foam. The compounds having isocyanate-reactive groups (b) include polyetherols (b1), polyesterols (b2), chain extenders (b3) and optionally crosslinkers (b4) and aromatic polyether diols (b5), and the sum of (b2), (b3) and (b5) is at least 50% by weight of component (b). A process for producing such reinforced polyurethane foams and their use as reinforcing foams for load-bearing, stiff areal elements, in the interior of wings or blades, and also as insulation material for liquefied natural gas tanks.Type: ApplicationFiled: November 30, 2011Publication date: June 7, 2012Applicant: BASF SEInventors: Frank PRISSOK, Marco Balbo Block, Zhenyu Qian, Daniel Freidank, Dietrich Scherzer, Ingrid Martin
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Publication number: 20120115970Abstract: The invention relates to a process for producing viscoelastic flexible polyurethane foams by reacting a) polyisocyanates with b) compounds having at least two hydrogen atoms which are reactive toward isocyanate groups, c) blowing agents, wherein the compounds having at least two hydrogen atoms which are reactive toward isocyanate groups b) comprise b1) from 0 to 90 parts by weight of at least one polyether alcohol consisting of exclusively propylene oxide units or propylene oxide units and not more than 50% by weight, based on the total weight of the alkylene oxides used, of ethylene oxide units in the polyether chain and having a nominal functionality of from 3 to 8 and a hydroxyl number in the range from 100 to 350 mg KOH/g, and b2) from 10 to 100 parts by weight of at least one graft polyol which can be prepared by in-situ polymerization of olefinically unsaturated monomers in at least one polyether alcohol which has exclusively propylene oxide units or propylene oxide units and not more than 50% by weiType: ApplicationFiled: July 14, 2010Publication date: May 10, 2012Applicant: BASF SEInventors: Heinz-Dieter Lutter, Jens Mueller, Daniel Freidank, Theodore M. Smiecinski, Stephan Goettke, Berend Eling
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Publication number: 20110065840Abstract: The present invention relates to a dispersion comprising (i) at least one liquid polymer and (ii) at least one polymer particle mixture comprising at least one meltable solid and at least one copolymer (C), wherein said at least one copolymer (C) is a random copolymer synthesized from at least one ?,?-ethylenically unsaturated monomer and at least one polymerizable polymer of the class of liquid polymers according to (i), to processes for preparing this dispersion, to the use of this dispersion to prepare polyurethanes, and to a process for preparing polyurethanes, in which at least one such dispersion is reacted with at least one polyisocyanate.Type: ApplicationFiled: May 11, 2009Publication date: March 17, 2011Applicant: BASF SEInventors: Daniel Freidank, Andreas Emge, Sonja Judat, Robert Engel, Ingrid Martin, Thomas Danner, Achim Loeffler, Stephan Hess