Patents by Inventor Frederik Piestert
Frederik Piestert 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).
-
Patent number: 11512192Abstract: The invention relates to a composition comprising a) a thermoplastic matrix polymer based on one or more ethylenically unsaturated polymerizable monomer(s), wherein the thermoplastic polymer is selected from the group consisting of polyolefins, polystyrene, polyacrylates, ethylene-vinylacetate copolymer, and copolymers and blends of the aforementioned, b) an inorganic flame retardant, c) a polymer based on one or more ethylenically unsaturated polymerizable monomers and having a plurality of alkoxysilane and/or acetoxysilane groups covalently linked to the polymer, wherein the ethylenically unsaturated polymerizable monomers of component c) are different or have a different composition than the ethylenically unsaturated monomer(s) of component a) and d) a clay.Type: GrantFiled: December 13, 2018Date of Patent: November 29, 2022Assignee: BYK-CHEMIE GMBHInventors: Frederik Piestert, Inno Rapthel, Thorsten Kröller, Jochen Wilms, Dennis Levering, Markus Borth, Hans-Jürgen Eichler, Patricia Oostendorp
-
Publication number: 20220177674Abstract: The invention relates to the use of a silyl functional compound b), which silyl functional compound comprises a N—O—Si bond, for improving the flame retardant properties of a composition comprising an organic polymer a), which is one of a thermoplastic polymer or a thermoset polymer or a mixture thereof.Type: ApplicationFiled: April 15, 2020Publication date: June 9, 2022Inventors: Thorsten KRÖLLER, Alessa MEYER, Majdi AL-MASRI, Frederik PIESTERT, Carl-Eric WILEN, Melanie AUBERT, Teija TIRRI, Timo ÄÄRITALO
-
Publication number: 20220177675Abstract: The invention relates to a composition comprising an organic polymer, and a silyl functional compound comprising a N—Si bond.Type: ApplicationFiled: April 15, 2020Publication date: June 9, 2022Inventors: Thorsten KRÖLLER, Alessa MEYER, Majdi AL-MASRI, Frederik PIESTERT, Carl-Eric WILEN, Melanie AUBERT, Teija TIRRI, Timo ÄÄRITALO
-
Patent number: 11254815Abstract: The invention relates to a process of preparing a polyolefin polylactic acid polymer blend comprising the steps of i) providing a polyolefin selected from polyethylene, polypropylene, and mixtures and copolymers thereof, ii) providing polylactic acid, iii) providing a polyolefin selected from polyethylene, polypropylene, and mixtures and copolymers thereof grafted with at least one epoxide-functional monomer, iv) providing a polylactic acid grafted with at least one carboxylic acid or carboxylic anhydride functional monomer, v) mixing the components i) to iv) at elevated temperature in a range from 150° C. to 260° C., and wherein component i) is provided in an amount of 5.0 to 50.0% by weight, component ii) is provided in an amount of 40.0 to 90.0% by weight, component iii) is provided in an amount of 1.0 to 20.0% by weight, and component iv) is provided in an amount of 1.0 to 15.0% by weight, calculated on the sum of components i) to iv).Type: GrantFiled: October 11, 2018Date of Patent: February 22, 2022Assignee: BYK-CHEMIE GMBHInventors: Inno Rapthel, Frederik Piestert, Andre Rapthel, Thorsten Kröller
-
Patent number: 11248105Abstract: The invention relates to the use of a branched polyester having an average of at least 2.8 terminal groups as additive for a curable pre-polymer composition, wherein the branched polyester acts as de-foaming agent.Type: GrantFiled: August 20, 2018Date of Patent: February 15, 2022Assignee: BYK-CHEMIE GMBHInventors: Frederik Piestert, Lee Robyn Gunning, Dennis Levering, Torsten Oelmann, Christian Biecker, Sascha Kockoth, Thorsten Kröller
-
Publication number: 20210340305Abstract: A composition is provided comprising an epoxide functional polymer comprising epoxide functional groups, wherein the epoxide functional polymer has a number average molecular weight of 1000 to 10.000 g/mol and a grafted polylactic acid, wherein the polylactic acid is grafted with an acid-functional ethylenically unsaturated polymerizable monomer and/or an acid anhydride-functional ethylenically unsaturated polymerizable monomer and has a total amount of carboxylic acid groups and carboxylic acid anhydride groups between 10.0 and 60.0 mg KOH/g.Type: ApplicationFiled: October 7, 2019Publication date: November 4, 2021Inventors: Inno Rapthel, Frederik Piestert, Evert Jan Aalderink, Lisa Höhm, Patricia Oostendorp, Thorsten Kröller, Andre Rapthel
-
Publication number: 20210198407Abstract: A grafted polylactic acid is provided, wherein the grafted polylactic acid contains carboxylic acid end groups in an amount from 1.0 to 10.0 mg KOH/g and contains epoxide groups in an amount from 0.005 to 0.500 mmol/g.Type: ApplicationFiled: July 11, 2019Publication date: July 1, 2021Inventors: Inno Rapthel, Frederik Piestert, Andre Rapthel, Thorsten Kröller, Patricia Oostendorp, Lisa Bachmann
-
Patent number: 11015026Abstract: The invention relates to polyesters of the following general formula, wherein the residues R1, R2, R3, R4, R5a (as a special case of residue R5), R6, R7 and R8 are free of carboxy, hydroxy, thiol, imino, and primary and secondary amino groups, the residues R5b (as a special case of R5) and R9 contain hydroxyl groups, 10 to 100 mol % of which can be present in salt form analogously to polymers or otherwise capped, u=0 or 1, v=1 to 60 and w=1 to 20. The invention further relates to wetting agents and dispersants that contain the aforementioned polyesters or consist thereof and to a method for producing said wetting agents and dispersants, to the use of the polyesters and reaction products of the method according to the invention as wetting agents and dispersants, and to compositions containing the polyesters, wetting agents and/or dispersants or reaction products of the method according to the invention and particulate solids.Type: GrantFiled: November 14, 2017Date of Patent: May 25, 2021Assignee: BYK-CHEMIE GMBHInventors: Michael Bessel, Guillaume Wojciech Jaunky, Frederik Piestert, Carsten Nagel, Sandra Sabrina Meyer, Dennis Levering
-
Publication number: 20200339793Abstract: The invention relates to a composition comprising a) a thermoplastic matrix polymer based on one or more ethylenically unsaturated polymerizable monomer(s), wherein the thermoplastic polymer is selected from the group consisting of polyolefins, polystyrene, polyacrylates, ethylene-vinylacetate copolymer, and copolymers and blends of the aforementioned, b) an inorganic flame retardant, c) a polymer based on one or more ethylenically unsaturated polymerizable monomers and having a plurality of alkoxysilane and/or acetoxysilane groups covalently linked to the polymer, wherein the ethylenically unsaturated polymerizable monomers of component c) are different or have a different composition than the ethylenically unsaturated monomer(s) of component a) and d) a clay.Type: ApplicationFiled: December 13, 2018Publication date: October 29, 2020Inventors: Frederik Piestert, Inno Rapthel, Thorsten Kröller, Jochen Wilms, Dennis Levering, Markus Borth, Hans-Jürgen Eichler, Patricia Giesen
-
Publication number: 20200332111Abstract: The invention relates to a process of preparing a polyolefin polylactic acid polymer blend comprising the steps of i) providing a polyolefin selected from polyethylene, polypropylene, and mixtures and copolymers thereof, ii) providing polylactic acid, iii) providing a polyolefin selected from polyethylene, polypropylene, and mixtures and copolymers thereof grafted with at least one epoxide-functional monomer, iv) providing a polylactic acid grafted with at least one carboxylic acid or carboxylic anhydride functional monomer, v) mixing the components i) to iv) at elevated temperature in a range from 150° C. to 260° C., and wherein component i) is provided in an amount of 5.0 to 50.0% by weight, component ii) is provided in an amount of 40.0 to 90.0% by weight, component iii) is provided in an amount of 1.0 to 20.0% by weight, and component iv) is provided in an amount of 1.0 to 15.0% by weight, calculated on the sum of components i) to iv).Type: ApplicationFiled: October 11, 2018Publication date: October 22, 2020Inventors: Inno Rapthel, Frederik Piestert, Andre Rapthel, Thorsten Kröller
-
Publication number: 20200207946Abstract: The invention relates to the use of a branched polyester having an average of at least 2.8 terminal groups as additive for a curable pre-polymer composition, wherein the branched polyester acts as de-foaming agent.Type: ApplicationFiled: August 20, 2018Publication date: July 2, 2020Inventors: Frederik Piestert, Lee Robyn Gunning, Dennis Levering, Torsten Oelmann, Christian Biecker, Sascha Kockoth, Thorsten Kröller
-
Patent number: 10557015Abstract: The invention relates to a two-component or multi-component system having at least one epoxy resin component (1) that comprises i. at least one epoxy resin, ii. at least one inorganic thickener (a1) and iii. at least one wetting and dispersing agent (a2) that inhibits the thickening effect of said inorganic thickener (a1); as well as a curing component (2) which comprises i.) at least one component (b1) that at least partially cancels the inhibition of the thickening effect of the inorganic thickener (a1); said wetting and dispersing agent (a2) being non-reactive to the at least one epoxy resin, and the curing component (2) being reactive to said epoxy resin component (1). The invention also relates to substrates coated with a two-component or multi-component system according to the invention. The invention also relates to the use of a combination of (a1) and (a2) in epoxy resin compositions, in order to give the formulation a latent thickening effect.Type: GrantFiled: June 23, 2015Date of Patent: February 11, 2020Assignee: BYK-Chemie GmbHInventors: Frederik Piestert, Wolfgang Pritschins, Sascha Kockoth, Jürgen Omeis
-
Publication number: 20190359777Abstract: The invention relates to polyesters of the following general formula, wherein the residues R1, R2, R3, R4, R5a (as a special case of residue R5), R6, R7 and R8 are free of carboxy, hydroxy, thiol, imino, and primary and secondary amino groups, the residues R5b (as a special case of R5) and R9 contain hydroxyl groups, 10 to 100 mol % of which can be present in salt form analogously to polymers or otherwise capped, u=0 or 1, v=1 to 60 and w=1 to 20. The invention further relates to wetting agents and dispersants that contain the aforementioned polyesters or consist thereof and to a method for producing said wetting agents and dispersants, to the use of the polyesters and reaction products of the method according to the invention as wetting agents and dispersants, and to compositions containing the polyesters, wetting agents and/or dispersants or reaction products of the method according to the invention and particulate solids.Type: ApplicationFiled: November 14, 2017Publication date: November 28, 2019Inventors: Michael Bessel, Guillaume Wojciech Jaunky, Frederik Piestert, Carsten Nagel, Sandra Sabrina Meyer, Dennis Levering
-
Patent number: 10392494Abstract: The invention relates to rheology control kits for thickening two- or multi-component systems, comprising at least one module A containing (a1) at least one inorganic thickener and (a2) at least one wetting and dispersing agent that inhibits the thickening effect of the inorganic thickener (a1) and at least one module B containing (b1) at least one polymer that at least partially removes the inhibition of the thickening effect of the inorganic thickener (a1). The invention also relates to two- and multi-component systems into which modules can be incorporated, latent thickeners comprising module A and the use of latent thickeners in order to equip components with a latent thickening effect.Type: GrantFiled: June 23, 2015Date of Patent: August 27, 2019Assignee: BYK-Chemie GmbHInventors: Frederik Piestert, Wolfgang Pritschins, Sascha Kockoth, Jürgen Omeis
-
Patent number: 10253133Abstract: A reaction product containing urethane groups, comprising one or more species of the general formula (I) (R1—X)p—Z1—(XH)y??(I) where p+y=w and w is an integer from 2 to 10, p is an integer from 2 to 10, y is an integer from 0 to 8, and X is independently O, NH and/or NZ2 and XH is independently a hydroxyl group OH, a primary amino group NH2 and/or a secondary amino group NHZ2 where Z2 is independently a branched or unbranched, saturated or unsaturated organic radical G(U)a where U is independently a hydroxyl group, a primary amino group or a secondary amino group and a is an integer from 0 to 8, where w+a?10, G is a branched or unbranched, saturated or unsaturated organic radical, the p R1 radicals are independently a radical of the general formula (II) Y—O—CO—NH—R2—NH—CO??(II) in which the p Y radicals are independently a branched or unbranched, saturated or unsaturated organic radical which has 1 to 1000 carbon atoms and does not contain any hydroxyl groups, any primary amino groups or any secondary amiType: GrantFiled: June 3, 2016Date of Patent: April 9, 2019Assignee: BYK-Chemie, GmbHInventors: Bernd Göbelt, Andreas Okkel, Frederik Piestert, Wolfgang Pritschins, Jürgen Omeis, Jörg Bömer, Jennifer Heitzer, Eva Hoverath, Sabine Stelz, Werner Tiegs
-
Publication number: 20180148532Abstract: A reaction product containing urethane groups, comprising one or more species of the general formula (I) (R1—X)p—Z1—(XH)y??(I) where p+y=w and w is an integer from 2 to 10, p is an integer from 2 to 10, y is an integer from 0 to 8, and X is independently O, NH and/or NZ2 and XH is independently a hydroxyl group OH, a primary amino group NH2 and/or a secondary amino group NHZ2 where Z2 is independently a branched or unbranched, saturated or unsaturated organic radical G(U)a where U is independently a hydroxyl group, a primary amino group or a secondary amino group and a is an integer from 0 to 8, where w+a?10, G is a branched or unbranched, saturated or unsaturated organic radical, the p R1 radicals are independently a radical of the general formula (II) Y—O—CO—NH—R2—NH—CO??(II) in which the p Y radicals are independently a branched or unbranched, saturated or unsaturated organic radical which has 1 to 1000 carbon atoms and does not contain any hydroxyl groups, any primary amino groups or any secondaryType: ApplicationFiled: June 3, 2016Publication date: May 31, 2018Inventors: Bernd GÖBELT, Andreas OKKEL, Frederik PIESTERT, Wolfgang PRITSCHINS, Jürgen OMEIS, Jörg BÖMER, Jennifer HEITZER, Eva HOVERATH, Sabine STELZ, Werner TIEGS
-
Patent number: 9822234Abstract: The invention relates to a use of at least one condensation product (A) in the form of the free compound or in the form of a salt of at least one acid as a thixotropy-increasing additive, which condensation product can be obtained by reacting at least one polymerized fatty acid or at least one reaction product (U) of at least two polymerized fatty acids and at least one polyamine having at least two primary amino groups as component (a1) with at least one polyalkylene polyamine, which is capable of forming at least one imidazoline and/or tetrahydropyrimidine unit and which has at least two primary amino groups or at least one primary and at least one secondary amino group, a composition containing at least one such condensation product (A) and at least one thixotropic agent (B), and a use of said composition, which additionally comprises at least one binder (C), as an adhesive, sealant, paint, coating agent, adhesive resin, casting resin, artificial marble, floor covering, polymer concrete, or fiber compositeType: GrantFiled: March 11, 2014Date of Patent: November 21, 2017Assignee: BYK-Chemie, GmbHInventors: Christian Biecker, Sascha Kockoth, Frederik Piestert, Wolfgang Pritschins, Jürgen Omeis, Eva Besten, Angelika Orlowski
-
Publication number: 20170226313Abstract: The invention relates to a two-component or multi-component system having at least one epoxy resin component (1) that comprises i. at least one epoxy resin, ii. at least one inorganic thickener (a1) and iii. at least one wetting and dispersing agent (a2) that inhibits the thickening effect of said inorganic thickener (a1); as well as a curing component (2) which comprises i.) at least one component (b1) that at least partially cancels the inhibition of the thickening effect of the inorganic thickener (a1); said wetting and dispersing agent (a2) being non-reactive to the at least one epoxy resin, and the curing component (2) being reactive to said epoxy resin component (1). The invention also relates to substrates coated with a two-component or multi-component system according to the invention. The invention also relates to the use of a combination of (a1) and (a2) in epoxy resin compositions, in order to give the formulation a latent thickening effect.Type: ApplicationFiled: June 23, 2015Publication date: August 10, 2017Inventors: Frederik PIESTERT, Wolfgang PRITSCHINS, Sascha KOCKOTH, Jürgen OMEIS
-
Publication number: 20170158838Abstract: The invention relates to a two-component or multi-component system comprising: at least one polyol component 1 that has i) at least one polyol, ii) at least one inorganic thickener (a1), and iii) at least one wetting and dispersing agent (a2) which inhibits the thickening effect of said inorganic thickener (a1); as well as at least one polyisocyanate component 2 that comprises i) at least one polyisocyanate; where (A) either the polyisocyanate component 2 comprises at least one component (b1) that at least partially cancels the inhibition of the thickening effect of the inorganic thickener (a1); and/or (B) at least one isocyanate-free component 3 comprises at least one component (b1) that at least partially cancels the inhibition of the thickening effect of the inorganic thickener (a1); said wetting and dispersing agent (a2) being non-reactive to the at least one polyol, and the polyisocyanate component 2 being reactive to the polyol component 1.Type: ApplicationFiled: June 23, 2015Publication date: June 8, 2017Inventors: Frederik PIESTERT, Wolfgang PRITSCHINS, Sascha KOCKOTH, Jürgen OMEIS
-
Publication number: 20170152337Abstract: The invention relates to a two- or multi-component system having: at least one polyester component 1 which comprises: i) at least one unsaturated polyester; ii) at least one ethylenically unsaturated monomer; iii) at least one inorganic thickener (a1); and iv) at least one wetting- and dispersing agent (a2) that inhibits the thickening action of the inorganic thickener (a1); and at least one initiator component 2 which i) comprises at least one component (b1) that is able to at least partly neutralise the inhibition of the thickening action of the inorganic thickener (a1) and ii) at least one initiator that is able to trigger the polymerisation of components (i) and (ii) of the polyester component 1. The wetting- and dispersing agent (a2) is non-reactive in relation to components (i) and (ii) of the polyester component 1. The invention also relates to substrates coated with a two- or multi-component system according to the invention.Type: ApplicationFiled: June 23, 2015Publication date: June 1, 2017Inventors: Frederik PIESTERT, Wolfgang PRITSCHINS, Sascha KOCKOTH, Jürgen OMEIS