Patents by Inventor Oliver Gronwald
Oliver Gronwald 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: 11894545Abstract: An electrode structure and its method of manufacture are disclosed. The disclosed electrode structures may be manufactured by depositing a first release layer on a first carrier substrate. A first protective layer may be deposited on a surface of the first release layer and a first electroactive material layer may then be deposited on the first protective layer.Type: GrantFiled: November 6, 2020Date of Patent: February 6, 2024Assignee: Sion Power CorporationInventors: Oliver Gronwald, Ruediger Schmidt, Martin Weber, Ingrid Haupt, Ursula Huber-Moulliet, Nicole Janssen, Yuriy V. Mikhaylik, Bala Sankaran, David L. Coleman
-
Publication number: 20240002609Abstract: A solution contains at least one sulfone polymer and N-tert.-butyl-2-pyrrolidone. The solution can be used in a process of making a membrane, which is useful for water treatment.Type: ApplicationFiled: November 22, 2021Publication date: January 4, 2024Applicant: BASF SEInventors: Oliver GRONWALD, Radoslaw Kierat, Tatjana Huber
-
Patent number: 11752702Abstract: A process for welding porous membranes, the process containing i) providing first and second porous membranes; ii) at least partially superimposing the first and second porous membranes to obtain an at least partial superimposition region; iii) welding the first and second porous membranes at least in a portion of the at least one superimposition region at a temperature in the range from 100 to 300° C. to obtain an at least partially welded composite of the first and second porous membranes, wherein the first and second porous membranes are made of at least one thermoplastic elastomer selected from the group consisting of a polyurethane elastomer, a polyester elastomer, a polyetherester elastomer, a polyesterester elastomer, a polyamide elastomer, a polyetheramide elastomer, a polystyrene elastomer, and an ethylene-vinyl acetate elastomer, and wherein the first and second porous membranes have pores having an average pore diameter of less than 2000 nm.Type: GrantFiled: August 30, 2018Date of Patent: September 12, 2023Assignee: BASF SEInventors: Martin Weber, Juergen Ahlers, Frank Prissok, Oliver Gronwald
-
Publication number: 20230146760Abstract: Described herein is a solution including at least one sulfone polymer, at least one water-soluble polymer, and gamma-valerolactone. Also described herein is a process of making a membrane using the solution, and a method of using the membrane for water ultrafiltration and/or dialysis.Type: ApplicationFiled: June 8, 2021Publication date: May 11, 2023Inventors: Oliver GRONWALD, Daniela KLEIN, Martin WEBER, Regina-Margareta BERG
-
Patent number: 11505662Abstract: The invention relates to an elastic membrane comprising an elastomer having an elongation at break of greater than 150% measured according to DIN 53504, wherein the thermoplastic elastomer (P1) comprises a polyurethane elastomer based on the following components: 11 % to 79% by weight of a mixture of at least one diol (D1) and at least one isocyanate (I1), 21% to 89% by weight of at least one compound (C1) having at least two isocyanate-reactive groups.Type: GrantFiled: October 8, 2018Date of Patent: November 22, 2022Assignee: BASF SEInventors: Frank Prissok, Juergen Ahlers, Martin Weber, Oliver Gronwald
-
Publication number: 20210178342Abstract: The present invention relates to a method for removing metal ions from an aqueous system comprising a step of filtering the aqueous system through a loaded membrane which contains a carrier membrane based on a polyarylene ethersulfone which carries anionic groups, and a cationic polymer which is a polymer comprising primary and/or secondary amino groups. The invention further relates to a loaded membrane which contains a carrier membrane based on a polyarylene ethersulfone which carries anionic groups, and a cationic polymer which is a polymer comprising primary and/or secondary amino groups.Type: ApplicationFiled: December 3, 2018Publication date: June 17, 2021Inventors: Oliver Gronwald, Martin Weber, Martin Heijnen
-
Publication number: 20210135192Abstract: An electrode structure and its method of manufacture are disclosed. The disclosed electrode structures may be manufactured by depositing a first release layer on a first carrier substrate. A first protective layer may be deposited on a surface of the first release layer and a first electroactive material layer may then be deposited on the first protective layer.Type: ApplicationFiled: November 6, 2020Publication date: May 6, 2021Applicant: Sion Power CorporationInventors: Oliver Gronwald, Ruediger Schmidt, Martin Weber, Ingrid Haupt, Ursula Huber-Moulliet, Nicole Janssen, Yuriy V. Mikhaylik, Bala Sankaran, David L. Coleman
-
Patent number: 10906012Abstract: Process for making membranes M comprising the following steps: a) providing a dope solution D comprising at least one polymer P and at least one solvent S, b) adding at least one coagulant C to said dope solution D to coagulate said at least one polymer P from said dope solution D to obtain a membrane M, wherein said at least one solvent S comprises more than 50% by weight of at least one compound according to formula (I) (I), wherein R1 and R2 are independently C1 to C20 alkyl, R3 is selected from H or an aliphatic rest, 20 R4 is selected from H or an aliphatic rest, AO represents at least one alkylene oxide, n is a number from 0 to 100.Type: GrantFiled: September 7, 2016Date of Patent: February 2, 2021Assignee: BASF SEInventors: Oliver Gronwald, Martin Weber, Frank Rittig, Martin Heijnen, Henning Urch
-
Patent number: 10862105Abstract: An electrode structure and its method of manufacture are disclosed. The disclosed electrode structures may be manufactured by depositing a first release layer on a first carrier substrate. A first protective layer may be deposited on a surface of the first release layer and a first electroactive material layer may then be deposited on the first protective layer.Type: GrantFiled: March 13, 2014Date of Patent: December 8, 2020Assignee: Sion Power CorporationInventors: Oliver Gronwald, Ruediger Schmidt, Martin Weber, Ingrid Haupt, Ursula Huber-Moulliet, Nicole Janssen, Yuriy V. Mikhaylik, Bala Sankaran, David L. Coleman
-
Publication number: 20200353697Abstract: A process for welding porous membranes, the process containing i) providing first and second porous membranes; ii) at least partially superimposing the first and second porous membranes to obtain an at least partial superimposition region; iii) welding the first and second porous membranes at least in a portion of the at least one superimposition region at a temperature in the range from 100 to 300° C. to obtain an at least partially welded composite of the first and second porous membranes, wherein the first and second porous membranes are made of at least one thermoplastic elastomer selected from the group consisting of a polyurethane elastomer, a polyester elastomer, a polyetherester elastomer, a polyesterester elastomer, a polyamide elastomer, a polyetheramide elastomer, a polystyrene elastomer, and an ethylene-vinyl acetate elastomer, and wherein the first and second porous membranes have pores having an average pore diameter of less than 2000 nm.Type: ApplicationFiled: August 30, 2018Publication date: November 12, 2020Applicant: BASF SEInventors: Martin WEBER, Juergen AHLERS, Frank PRISSOK, Oliver GRONWALD
-
Publication number: 20200277458Abstract: The invention relates to an elastic membrane comprising an elastomer having an elongation at break of greater than 150% measured according to DIN 53504, wherein the thermoplastic elastomer (P1) comprises a polyurethane elastomer based on the following components: 11 % to 79% by weight of a mixture of at least one diol (D1) and at least one isocyanate (I1), 21% to 89% by weight of at least one compound (C1) having at least two isocyanate-reactive groups. The invention further relates to a process for producing such an elastic membrane comprising an elastomer having an elongation at break of greater than 150% measured according to DIN 53504.Type: ApplicationFiled: October 8, 2018Publication date: September 3, 2020Applicant: BASF SEInventors: Frank PRISSOK, Juergen AHLERS, Martin WEBER, Oliver GRONWALD
-
Publication number: 20200269191Abstract: A process for preparing a porous membrane containing a thermoplastic polymer, the process containing: (i) forming a film shaped compound containing the thermoplastic polymer and a water soluble polymer; and (ii) extracting the film shaped compound with a solvent mixture, thereby obtaining the porous membrane; wherein the thermoplastic polymer has pores with an average pore diameter <2000 nm, determined using Hg porosimetry according to DIN 66133, the thermoplastic polymer contains a polyurethane, wherein the polyurethane contains: ?11 to 79% by weight of a mixture of a diol and a diisocyanate; and 21 to 89% by weight of the compound with two functional groups which are reactive towards isocyanate groups.Type: ApplicationFiled: October 8, 2018Publication date: August 27, 2020Applicant: BASF SEInventors: Frank PRISSOK, Raymond A NEFF, Juergen AHLERS, Martin WEBER, Oliver GRONWALD
-
Publication number: 20200188857Abstract: The invention relates to a process for making a membrane M comprising the following steps: providing a dope solution D comprising a polymer P selected from polyphenylenesulfone or mixtures of polyphenylenesulfone with nonionic polyarylene ethers, a first solvent selected from aprotic polar solvents, and a cosolvent selected from C2-C8 alkanediol, C3-C8 alkanetriol, polyethylene glycol, or mixtures thereof; and preparing the membrane by bringing the dope solution D into contact with a coagulating agent. The invention further relates to a membrane M obtainable in said process.Type: ApplicationFiled: August 10, 2018Publication date: June 18, 2020Inventors: Oliver Gronwald, Martin Weber, Martin Heijnen
-
Publication number: 20190329183Abstract: Solution comprising a sulfone polymer, a water-soluble polymer and a N-acyl-morpholine of formula I wherein R1 is a hydrogen atom or a C1- to C3 alkyl group.Type: ApplicationFiled: June 14, 2017Publication date: October 31, 2019Applicant: BASF SEInventors: Oliver GRONWALD, Martin WEBER, Ulrich KARL, Nicolas MARION
-
Publication number: 20190112474Abstract: The present invention is directed to a membrane, comprising a polyurethane (PU1), wherein the polyurethane (PU1) is based on 80 to 100% by weight of a mixture of at least one diol (D1) and at least one polyisocyanate (I1), and 0 to 20% by weight of at least one compound (C1) with at least two functional groups which are reactive towards isocyanate groups. Furthermore, the present invention is directed to a process for preparing a membrane, comprising providing a solution (L1) at least comprising a polyurethane (PU1) and preparing a membrane from solution (L1) using phase inversion; as well as the use of a membrane according to the present invention for coating a woven article.Type: ApplicationFiled: April 11, 2017Publication date: April 18, 2019Applicant: BASF SEInventors: Oliver GRONWALD, Martin WEBER, Juergen AHLERS, Frank PRISSOK
-
Publication number: 20190092943Abstract: Solution comprising a sulfone polymer and a N-acyl-pyrrolidine of formula I wherein R1 to R9 independently from each other are a hydrogen atom or a methyl group. The solution is applied in membrane formation with polyvinylpyrrolidone as optional component.Type: ApplicationFiled: March 8, 2017Publication date: March 28, 2019Applicant: BASF SEInventors: Oliver GRONWALD, Martin WEBER, Ulrich KARL, Ulrich ABEL, Thomas REISSNER, Nicolas MARION
-
Publication number: 20180272286Abstract: A membrane contains a polymer composition is described. The polymer composition contains a) at least one polymer of PA, PVA, Cellulose CA, CTA, CA-triacetate blend, cellulose ester, cellulose nitrate, regenerated cellulose, aromatic, aromatic/aliphatic or aliphatic polyamide, aromatic, aromatic/aliphatic or aliphatic polyimide, PBI, PBIL, PAN, PAN-PVC copolymer, PAN-methallyl sulfonate copolymer, PEI, PEEK, sulfonated SPEEK, PPO, poly-carbonate, polyester, PTFE, PVDF, PP, a polyelectrolyte complex, PMMA, PDMS, aromatic, aromatic/aliphatic or aliphatic polyimide urethane, aromatic, aromatic/aliphatic or aliphatic polyamidimide, crosslinked polyimide or poly-arylene ether, PSU, PPSU and PESU, and b) at least one dope polymer DP1, which is a polyalkylene oxide with a molecular mass Mw of more than 100,000 g/mol and/or a K-value of 60 or 20 more.Type: ApplicationFiled: September 7, 2016Publication date: September 27, 2018Applicant: BASF SEInventors: Oliver GRONWALD, Martin WEBER, Hartwig VOSS, Martin HEIJNEN
-
Publication number: 20180257044Abstract: Process for making membranes M comprising the following steps: a) providing a dope solution D comprising at least one polymer P and at least one solvent S, b) adding at least one coagulant C to said dope solution D to coagulate said at least one polymer P from said dope solution D to obtain a membrane M, wherein said at least one solvent S comprises more than 50% by weight of at least one compound according to formula (I) (I), wherein R1 and R2 are independently C1 to C20 alkyl, R3 is selected from H or an aliphatic rest, 20 R4 is selected from H or an aliphatic rest, AO represents at least one alkylene oxide, n is a number from 0 to 100.Type: ApplicationFiled: September 7, 2016Publication date: September 13, 2018Applicant: BASF SEInventors: Oliver GRONWALD, Martin WEBER, Frank RITTIG, Martin HEIJNEN, Henning URCH
-
Patent number: 10020512Abstract: Polymers for use as protective layers and other components in electrochemical cells are provided. In some embodiments, the electrochemical cell is a lithium-based electrochemical cell.Type: GrantFiled: December 19, 2014Date of Patent: July 10, 2018Assignees: Sion Power Corporation, BASF SEInventors: Oliver Gronwald, Igor P. Kovalev, Ashley H. Bulldis, Yuriy V. Mikhaylik
-
Publication number: 20180126338Abstract: Polymer composition comprising a) an oligo- or polyurethane U of the formula (I) wherein k and n independently are numbers from 1 to 100, m is from the range 1-100, (X) is a block of formula (II) and (Y) is a block of the formula (III), (A) is a residue of an aliphatic or aromatic diisocyanate linker, (B) is a residue of a linear oligo- or polysiloxane containing alkanol end groups, and optionally further containing one or more aliphatic ether moieties, and (C) is an aromatic oligo- or polyarylene ether block that is at least partly etherified at its terminal positions with one alkylene glycol unit; or a mixture of such oligo- or polyurethanes; and b) one or more further organic polymers P selected from the group consisting of polyvinyl pyrrolidone, polyvinyl acetates, cellulose acetates, polyacrylonitriles, polyamides, polyolefines, polyesters, polyarylene ethers, polysulfones, polyethersulfones, polyphenylenesulfones, polycarbonates, polyether ketones, sulfonated polyether ketones, polyamide sulfones, polyvType: ApplicationFiled: May 19, 2016Publication date: May 10, 2018Applicant: BASF SEInventors: Martin WEBER, Berend ELING, Martin HEIJNEN, Oliver GRONWALD, Hartwig VOSS, Jacek MALISZ, Davis Yohanes ARIFIN