Patents Assigned to INSTRACTION GmbH
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Publication number: 20250115494Abstract: The present invention relates to a method for producing antiviral particles and to the particles themselves, which can be produced by the method according to the invention. The particles according to the invention are used to remove viruses from water, but also to remove biological impurities from water and to bind metal-containing ions from solutions. The present invention also relates to a filter cartridge containing particles according to the invention.Type: ApplicationFiled: August 4, 2022Publication date: April 10, 2025Applicant: INSTRACTION GMBHInventors: Martin WELTER, Christian MEYER, Kristian LUNGFIEL
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Publication number: 20240286086Abstract: The present invention relates to a composite material which is suitable both for mechanical filtration and for chemical/selective binding/rejection/exclusion of substances from solutions. Furthermore, the present invention relates to the use of the composite material as a filtration membrane. The present invention is thus also directed to a filtration membrane comprising a composite material according to the invention, such as the use of the filtration membrane for the purification of liquids and/or for the separation of substances from liquids and/or for the removal of bacteria or viruses from liquids.Type: ApplicationFiled: June 23, 2022Publication date: August 29, 2024Applicant: INSTRACTION GmbHInventors: Martin WELTER, Christian MEYER, Kristian LUNGFIEL
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Patent number: 11633718Abstract: The present invention relates to a method for producing biocidal, porous particles of a cross-linked polymer, and to the porous particles that can be produced according to the method of the invention. The invention further relates to porous particles of an amino-group-containing polymer (polyamine) having a relatively low swelling factor. The porous particles according to the invention are used to remove biological contaminants from water and to bind metal-containing ions from solutions. The present invention further relates to a filter cartridge which contains the porous cross-linked polymer particles according to the invention.Type: GrantFiled: August 1, 2018Date of Patent: April 25, 2023Assignee: instrAction GmbHInventors: Martin Welter, Christian Meyer, Kristian Lungfiel
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Patent number: 11433374Abstract: The present invention relates to a sorbent which is suitable for binding metals from solutions, the production of a corresponding sorbent as well as the use of the sorbent for binding metals from solutions.Type: GrantFiled: January 6, 2020Date of Patent: September 6, 2022Assignee: instrAction GmbHInventors: Christian Meyer, Martin Welter, Thomas Schwarz
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Publication number: 20220159949Abstract: Process for the preparation of particles with antibacterial coating, which comprises the following steps: (a) providing an aqueous suspension containing a polyamine, a crosslinker and a porous organic or inorganic carrier material in particle form at a temperature lower than or equal to 10° C. in a mixer for coating the inorganic carrier material with the polyamine; (b) crosslinking the organic polymer in the pores of the inorganic carrier material and simultaneously removing water.Type: ApplicationFiled: March 13, 2020Publication date: May 26, 2022Applicant: instrAction GmbHInventors: Martin Welter, Christian Meyer, Kristian Lungfiel
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Publication number: 20210317027Abstract: A device for purifying drinking water in multiple stages by combining orthogonal purification technologies in one module is described, where the device comprises a housing, a water inlet opening, a water outlet opening, a hollow cylinder which is filled with activated carbon, and a hollow cylinder with a semipermeable wall, wherein the hollow cylinder contains a chelating bactericidal gel or a chelating and bactericidal gel for removing heavy metals or bacteria or for removing heavy metals and bacteria.Type: ApplicationFiled: September 9, 2019Publication date: October 14, 2021Applicant: instrAction GmbHInventors: Martin Welter, Christian Meyer, Kristian Lungfiel
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Patent number: 11014071Abstract: A method for producing porous particles of a cross-linked polymer, and porous particles that can be produced according to the method are disclosed. The porous particles of a crosslinked hydroxy- or amino-group-containing polymer have a relatively low swelling factor. A composite material contains the porous particles dispersed in a continuous aqueous phase. The porous particles, or the composite material, are used for purifying organic molecules and for bonding metals from solutions. A filter cartridge contains the porous particles of a cross-linked polymer or the composite material.Type: GrantFiled: November 25, 2016Date of Patent: May 25, 2021Assignee: instrAction GmbHInventors: Martin Welter, Christian Meyer, Kristian Lungfiel, Thomas Schwarz
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Publication number: 20200171463Abstract: The present invention relates to a sorbent which is suitable for binding metals from solutions, the production of a corresponding sorbent as well as the use of the sorbent for binding metals from solutions.Type: ApplicationFiled: January 6, 2020Publication date: June 4, 2020Applicant: instrAction GmbHInventors: Christian Meyer, Martin Welter, Thomas Schwarz
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Patent number: 9868108Abstract: Sorbent comprising a solid support material, the surface of which comprises first residues comprising a binuclear heteroaromatic structure comprising besides carbon atoms at least one of the heteroatoms N, O, S, and second residues comprising a mononuclear heteroaromatic structure comprising besides carbon atoms at least one of the heteroatoms N, O, S.Type: GrantFiled: August 7, 2015Date of Patent: January 16, 2018Assignee: instrAction GmbHInventors: Klaus Gottschall, Markus Arendt, Andres Kirschfeld, Christian Meyer, Markus Weis, Martin Welter, Lothar Ziser
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Publication number: 20170304803Abstract: The present invention relates to a sorbent which is suitable for binding metals from solutions, the production of a corresponding sorbent as well as the use of the sorbent for binding metals from solutions.Type: ApplicationFiled: August 28, 2015Publication date: October 26, 2017Applicant: INSTRACTION GMBHInventors: CHRISTIAN MEYER, MARTIN WELTER, THOMAS SCHWARZ
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Publication number: 20170106349Abstract: Sorbent comprising a solid support material, the surface of which comprises first residues comprising a binuclear heteroaromatic structure comprising besides carbon atoms at least one of the heteroatoms N, O, S, and second residues comprising a mononuclear heteroaromatic structure comprising besides carbon atoms at least one of the heteroatoms N, O, S.Type: ApplicationFiled: August 7, 2015Publication date: April 20, 2017Applicant: INSTRACTION GMBHInventors: Klaus GOTTSCHALL, Markus ARENDT, Andres KIRSCHFELD, Christian MEYER, Markus WEIS, Martin WELTER, Lothar ZISER
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Patent number: 9452415Abstract: The present invention relates to a sorbent comprising a solid support material, the surface of which comprises a residue of a general formula (I), wherein the residue is attached via a covalent single bond to a functional group on the surface of either the bulk solid support material itself or of a polymer film on the surface of the solid support material. Furthermore, the present invention relates to the use of the sorbent according to the invention for the purification of organic molecules, in particular pharmaceutically active compounds, preferably in chromatographic application.Type: GrantFiled: September 17, 2012Date of Patent: September 27, 2016Assignee: INSTRACTION GMBHInventors: Markus Arendt, Björn Degel, Thomas Schwarz, Gerhard Stumm, Martin Welter
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Patent number: 9370766Abstract: The present invention relates to a sorbent comprising a solid support material, the surface of which comprises a residue of a general formula (I), wherein the residue is attached via a covalent single bond to a functional group on the surface of either the bulk solid support material itself or of a polymer film on the surface of the solid support material. Furthermore, the present invention relates to the use of the sorbent according to the invention for the purification of organic molecules, in particular pharmaceutically active compounds, preferably in chromatographic applications.Type: GrantFiled: September 17, 2012Date of Patent: June 21, 2016Assignee: INSTRACTION GMBHInventors: Markus Arendt, Björn Degel, Thomas Schwarz, Gerhard Stumm, Martin Welter
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Patent number: 9061267Abstract: Sorbent comprising a solid support material, the surface of which comprises a first residue comprising a pyridyl ring, whose hydrogen atoms may be substituted, and a second residue comprising a carboxyl group. The first and second residues may be attached to a polymer which coats a carrier, but which polymer is not covalently grafted to the carrier. The sorbents can be used to separate or to increase the concentration and/or purity of a protein or peptide from a mixture containing the same.Type: GrantFiled: December 17, 2010Date of Patent: June 23, 2015Assignee: INSTRACTION GMBHInventors: Klaus Gottschall, Markus Arendt, Andres Kirschfeld, Christian Meyer, Markus Weis, Martin Welter, Lothar Ziser
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Publication number: 20150005487Abstract: The present invention relates to a sorbent comprising a solid support material, the surface of which comprises a residue of a general formula (I), wherein the residue is attached via a covalent single bond to a functional group on the surface of either the bulk solid support material itself or of a polymer film on the surface of the solid support material. Furthermore, the present invention relates to the use of the sorbent according to the invention for the purification of organic molecules, in particular pharmaceutically active compounds, preferably in chromatographic application.Type: ApplicationFiled: September 17, 2012Publication date: January 1, 2015Applicant: INSTRACTION GMBHInventors: Markus Arendt, Björn Degel, Thomas Schwarz, Gerhard Stumm, Martin Welter
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Publication number: 20140336355Abstract: The present invention relates to a crosslinked sulphonated polymer or a crosslinked sulphonated polymer coated with a crosslinked polymer containing amino groups for use as an ion exchanger material of high salt tolerance for separating off macromolecules from a solution which originates from a biological source.Type: ApplicationFiled: July 12, 2012Publication date: November 13, 2014Applicant: INSTRACTION GMBHInventors: Markus Arendt, Gerhard Stumm, Martin Welter, Thomas Schwarz
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Publication number: 20140311983Abstract: The present application pertains to a composite material for chromatographic applications and a method for the preparation of the composite material.Type: ApplicationFiled: July 12, 2012Publication date: October 23, 2014Applicant: INSTRACTION GMBHInventors: Thomas Schwarz, Martin Welter, Markus Arendt, Björn Degel
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Publication number: 20140243512Abstract: In a first embodiment the present invention relates to a sorbent comprising a porous inorganic solid support material having on its surface a film of a crosslinked polyvinylamine comprising derivatized amine groups and amine groups binding to the surface of the support material via electron donor/acceptor interactions. In a second embodiment the present invention relates to a sorbent comprising a solid support material, the surface of which comprises a residue of a general formula (I), wherein the residue is attached via a covalent single bond to a functional group on the surface of either the bulk solid support material itself or of a polymer film on the surface of the solid support material. Furthermore, the present invention relates to the use of the sorbents according to the invention for the purification of organic molecules, in particular pharmaceutical active compounds, preferably in chromatographic applications.Type: ApplicationFiled: September 17, 2012Publication date: August 28, 2014Applicant: INSTRACTION GMBHInventors: Markus Arendt, Björn Degel, Thomas Schwarz, Gerhard Stumm, Martin Welter
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Publication number: 20140046023Abstract: Sorbent comprising a solid support material, the surface of which comprises first residues comprising a binuclear heteroaromatic structure comprising besides carbon atoms at least one of the heteroatoms N, O, S, and second residues comprising a mononuclear heteroaromatic structure comprising besides carbon atoms at least one of the heteroatoms N, O, S.Type: ApplicationFiled: July 28, 2010Publication date: February 13, 2014Applicant: INSTRACTION GMBHInventors: Klaus Gottschall, Markus Arendt, Andres Kirschfeld, Christian Meyer, Markus Weis, Martin Welter, Lothar Ziser
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Publication number: 20140005364Abstract: Sorbent comprising a solid support material, the surface of which comprises a first residue comprising a pyridyl ring, whose hydrogen atoms may be substituted, and a second residue comprising a carboxyl group.Type: ApplicationFiled: December 17, 2010Publication date: January 2, 2014Applicant: INSTRACTION GMBHInventors: Klaus Gottschall, Markus Arendt, Andres Kirschfeld, Christian Meyer, Markus Weis, Martin Welter, Lothar Ziser