Patents by Inventor Michael SCHUHMANN

Michael SCHUHMANN 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).

  • Publication number: 20240058180
    Abstract: An arrangement (4) for detecting liquid in a single-use hygiene article. The arrangement (4) includes a back sheet film (1) with a conductive print (2).
    Type: Application
    Filed: March 8, 2022
    Publication date: February 22, 2024
    Applicant: RKW SE
    Inventors: Robert KOPLIN, Florian BRANDMAIER, Michael SCHUHMANN, Veronica SCHAFSTALLER, Sarah JÄCKEL
  • Publication number: 20230357544
    Abstract: The invention relates to a method for producing a release film by coating a carrier film using a release coating, wherein the method comprises the steps of: (a) providing the carrier film, wherein the carrier film has a first surface side and a second surface side; wherein the carrier film is preferably structured; (b) providing a coating composition which has a solvent component, preferably comprising ethyl acetate, propyl acetate, butyl acetate, and/or n-propanol, and a silicone system curable by UV radiation; (c) coating at least part of the first surface side of the carrier film provided in step (a) using the coating composition provided in step (b); (d) evaporating at least a part of the solvent component; and (e) irradiating at least part of the first surface side of the carrier film coated in step (c) using UV radiation to cure the silicone system.
    Type: Application
    Filed: November 10, 2021
    Publication date: November 9, 2023
    Inventors: Michael SCHUHMANN, Sahin SAYGILI, Werner SCHMIDT, Harald GERLACHER, Josef MÜLLER
  • Patent number: 11731404
    Abstract: The present invention relates to a multilayer film comprising a layer (a) and a layer (c), in each case based on at least one propylene copolymer in an amount of at least 15% by weight, at least one propylene polymer in an amount of at least 40% by weight, in each case based on the total weight of the layer (a)/(c), at least one multi-ply inner layer (b) based on at least one homo- and/or copolyamide comprising isophoronediamine units as a polyamide component, adhesion promoter layers (d) and (e), wherein the thickness of the multi-ply layer (b) is at least 40% of the total thickness of the multilayer film, preferably at least 45% or at least 50%.
    Type: Grant
    Filed: September 18, 2018
    Date of Patent: August 22, 2023
    Assignee: LOPAREX GERMANY GMBH & CO. KG
    Inventors: Michael Schuhmann, Matthias Mauser, Christian Hermann, Peter Wieland
  • Publication number: 20220372159
    Abstract: The invention relates to a CD84 inhibitor for use in treating or preventing of an ischemic disease and/or ischemic tissue damage, the use of a CD84 inhibitor for inhibiting CD84 mediated T cell migration in vitro and a method for screening for a CD84 inhibitor.
    Type: Application
    Filed: July 1, 2020
    Publication date: November 24, 2022
    Applicant: Julius-Maximilians-Universitaet-Wuerzburg
    Inventors: Michael Schuhmann, Guido Stoll, Bernhard Nieswandt, David Stegner
  • Publication number: 20200223192
    Abstract: The present invention relates to a multilayer film comprising a layer (a) and a layer (c), in each case based on at least one propylene copolymer in an amount of at least 15% by weight, at least one propylene polymer in an amount of at least 40% by weight, in each case based on the total weight of the layer (a)/(c), at least one multi-ply inner layer (b) based on at least one homo- and/or copolyamide comprising isophoronediamine units as a polyamide component, adhesion promoter layers (d) and (e), wherein the thickness of the multi-ply layer (b) is at least 40% of the total thickness of the multilayer film, preferably at least 45% or at least 50%.
    Type: Application
    Filed: September 18, 2018
    Publication date: July 16, 2020
    Inventors: Michael SCHUHMANN, Matthias MAUSER, Christian HERMANN, Peter WIELAND
  • Patent number: 10507632
    Abstract: A packaging film suitable for an outer packaging composed of an optionally release-capable, upstretched, at least monolaminar polyolefin film comprising a) a layer (a) based on a mixture of ?) 20-49% by weight of a polypropylene or of at least one propylene copolymer, or combination thereof, and of ?) 80-51% by weight of at least one polyethylene or ethylene copolymer, and optionally ?) customary auxiliaries, with a layer thickness of ?20 ?m, on at least one surface of the layer (a) a release coating (b) composed of cured polysiloxane, wherein the tensile strength of the polyolefin film in machine direction is at least 6.5 N/cm, measured according to DIN EN ISO 527-3, and outer packagings produced therefrom.
    Type: Grant
    Filed: January 23, 2018
    Date of Patent: December 17, 2019
    Assignee: INFIANA GERMANY GMBH & CO. KG
    Inventors: Michael Schuhmann, Stefan Sitzmann, Larissa Zirkel, Harald Gerlacher, Werner Schmidt
  • Patent number: 10435525
    Abstract: Hydrophobic breathable film based on a polymer mixture of A) at least one hydrophilic elastomer block copolymer made of at least one polyamide block and at least one polyalkylene oxide block and B) at least one thermoplastic polymer, which regulates the steam-permeability of the breathable film.
    Type: Grant
    Filed: March 24, 2016
    Date of Patent: October 8, 2019
    Assignee: INFIANA GERMANY GMBH & CO. KG
    Inventors: Siegfried Schmitzer, Michael Schuhmann
  • Publication number: 20180147821
    Abstract: A packaging film suitable for an outer packaging composed of an optionally release-capable, upstretched, at least monolaminar polyolefin film comprising a) a layer (a) based on a mixture of ?) 20-49% by weight of a polypropylene or of at least one propylene copolymer, or combination thereof, and of ?) 80-51% by weight of at least one polyethylene or ethylene copolymer, and optionally ?) customary auxiliaries, with a layer thickness of ?20 ?m, on at least one surface of the layer (a) a release coating (b) composed of cured polysiloxane, wherein the tensile strength of the polyolefin film in machine direction is at least 6.5 N/cm, measured according to DIN EN ISO 527-3, and outer packagings produced therefrom.
    Type: Application
    Filed: January 23, 2018
    Publication date: May 31, 2018
    Applicant: INFIANA GERMANY GMBH & CO. KG
    Inventors: Michael SCHUHMANN, Stefan SITZMANN, Larissa ZIRKEL, Harald GERLACHER, Werner SCHMIDT
  • Publication number: 20180148614
    Abstract: Multilayer polyolefin film comprising a layer sequence of a sealable layer (a) based on a polyethylene component, a layer (b) based on a polymer mixture of 51-85 wt. % of at least one polyethylene and 15-49 wt. % of at least one propylene homopolymer or copolymer and a sealable layer (c) based on a polyethylene component, wherein the melting point of the layer (a) or the layer (c) is at least 5° C. lower than the melting point of the layer (b); the tear propagation capability of the polyolefin film in the machine direction is <5 N, and the tear propagation capability transverse to the machine direction is at least four times higher than in the machine direction, and the tensile strength is >15 N approximately equal manner in machine direction as well as transversally to the machine direction.
    Type: Application
    Filed: January 23, 2018
    Publication date: May 31, 2018
    Applicant: INFIANA GERMANY GMBH & CO. KG
    Inventors: Michael SCHUHMANN, Stefan SITZMANN, Larissa ZIRKEL, Harald GERLACHER, Werner SCHMIDT
  • Patent number: 9982167
    Abstract: A precursor composite material (60) is provided, having a layer sequence (50) comprising an adhesive layer (20), a carrier layer (10) on the adhesive layer (20), a release layer (40) on the carrier layer (10) and a parting layer (30) on the release layer (40), wherein the layer sequence (50) is arranged in such a way that the side of the adhesive layer (20) facing away from the layer sequence (50) is arranged at least in sub-regions on the side of the parting layer (30) facing away from the layer sequence (50). Further provided are a composite material, a method for producing the precursor composite material, a method for producing the composite material and a use of the precursor composite material and of the composite material.
    Type: Grant
    Filed: November 17, 2014
    Date of Patent: May 29, 2018
    Assignee: INFIANA GERMANY GMBH & CO. KG
    Inventors: Michael Schuhmann, Christian Hermann
  • Patent number: 9872802
    Abstract: A wrapper that opens relatively quietly and wraps a sheetlike hygiene product provided on one side with an adhesive, said wrapper being based on a packaging material in web form and composed of a polymeric film comprising a) at least one heat-sealable layer based on a mixture of at least one C2 or C3 olefin homopolymer or copolymer and not more than 30% by weight, based on the total weight of the layer a), of polybutylene and b) optionally a layer of polyethylene having a density of 0.88-0.94 g/cm3; the layer a), at least in those sections which face the regions of the hygiene product that are provided with the adhesive, has a release coating, and otherwise, at least in the sub-regions which are joined to form edge closures in the form of stripes or lines, has no release coating.
    Type: Grant
    Filed: February 21, 2012
    Date of Patent: January 23, 2018
    Assignee: INFIANA GERMANY GMBH & CO. KG
    Inventors: Stefan Sitzmann, Michael Schuhmann
  • Publication number: 20160369132
    Abstract: A precursor composite material (60) is provided, having a layer sequence (50) comprising an adhesive layer (20), a carrier layer (10) on the adhesive layer (20), a release layer (40) on the carrier layer (10) and a parting layer (30) on the release layer (40), wherein the layer sequence (50) is arranged in such a way that the side of the adhesive layer (20) facing away from the layer sequence (50) is arranged at least in sub-regions on the side of the parting layer (30) facing away from the layer sequence (50). Further provided are a composite material, a method for producing the precursor composite material, a method for producing the composite material and a use of the precursor composite material and of the composite material.
    Type: Application
    Filed: November 17, 2014
    Publication date: December 22, 2016
    Applicant: INFIANA GERMANY GMBH & CO.KG
    Inventors: Michael SCHUHMANN, Christian HERMANN
  • Patent number: 9469788
    Abstract: The present invention relates to a predominantly biodegradable double-separating film and comprising at least one carrier layer (a) that is based on at least one biodegradable polymer, and at least one release layer (b) that is based on at least one cured polysiloxane. The curing of said release layer is based, at least partially, on at least one cross-linked monomer or oligomer additive. Said additive also promotes adhesion between the carrier layer (a) and the release layer (b), and has no siloxane groups but does have at least two functional groups, of which at least one is a functional group with at least one carbon double bond. No adhesion-promoting layer is present between the carrier layer (a) and the release layer (b). In addition the invention relates to the use of such a separating film as a removable protection and cover film.
    Type: Grant
    Filed: March 20, 2012
    Date of Patent: October 18, 2016
    Assignee: COMMERZBANK INTERNATIONAL S.A., AS SECURITY AGENT
    Inventors: Michael Schuhmann, Kurt Stark, Stefan Sitzmann
  • Publication number: 20160281000
    Abstract: The present invention relates to a method of treating a material comprising the following steps: a) contacting a material with at least one phosphorus source, and b) subjecting the material obtained in step a) to a rinsing procedure, wherein the rinsing procedure comprises at least one rinsing step in which said material obtained in step a) is contacted with a nitrogen source, preferably a polymeric nitrogen source, more preferably a cationic polymeric nitrogen source.
    Type: Application
    Filed: November 27, 2014
    Publication date: September 29, 2016
    Applicant: Archroma IP GmbH
    Inventors: Harald SIGMUND, Hans-Dieter BAIER, Michael SCHUHMANN
  • Publication number: 20160229966
    Abstract: Hydrophobic breathable film based on a polymer mixture of A) at least one hydrophilic elastomer block copolymer made of at least one polyamide block and at least one polyalkylene oxide block and B) at least one thermoplastic polymer, which regulates the steam-permeability of the breathable film.
    Type: Application
    Filed: March 24, 2016
    Publication date: August 11, 2016
    Applicant: INFIANA GERMANY GMBH & CO. KG
    Inventors: Siegfried SCHMITZER, Michael SCHUHMANN
  • Publication number: 20160016392
    Abstract: A multilayer film comprising a layer sequence made of (a) a layer (a) composed of at least one polyethylene of low density or a mixture of a polyethylene of relatively low density and at least one aliphatic C3-C6 olefin homo- or copolymer, (b) a layer (b) composed of a mixture of at least one polyethylene of low density and at least one thermoplastic polymer, a layer (c) composed of at least one polyethylene of low density or a mixture of at least one polyethylene of low density and at least one aliphatic C3-C6 olefin homo- or copolymer.
    Type: Application
    Filed: September 29, 2015
    Publication date: January 21, 2016
    Applicant: INFIANA GERMANY GMBH & CO. KG
    Inventors: Michael SCHUHMANN, Siegfried SCHMITZER
  • Publication number: 20150147548
    Abstract: The invention relates to a foil having at least one first layer (1) comprising at least 50% of random heterophasic polypropylene (block) copolymer. The invention further relates to labels and cover membranes comprising the foil.
    Type: Application
    Filed: February 25, 2014
    Publication date: May 28, 2015
    Applicant: HUHTAMAKI FILMS GERMANY GMBH & CO. KG
    Inventors: Matthias MAUSER, Michael SCHUHMANN
  • Publication number: 20140335293
    Abstract: A multilayer film is provided, including a layer sequence of a layer (a) of at least one low density polyethylene (LDPE) having a density in the range 0.915-0.930 g/cm3 or a mixture of LDPE with at least one other acyclic C2-C6 olefin polymer or copolymer, a layer (b) of a mixture of at least one low density polyethylene (LDPE) having a density in the range 0.915-0.930 g/cm3 and at least one cyclic olefin copolymer, and a layer (c) of at least one low density polyethylene having a density in the range 0.915-0.930 g/cm3 or a mixture of LDPE with at least one other acyclic C2-C6 olefin polymer or copolymer, such that the film's tear propagation force in both the machine direction and transverse to the machine direction is at most 1000 mN, per the Elmendorf test (per DIN EN ISO 6383-2).
    Type: Application
    Filed: August 15, 2012
    Publication date: November 13, 2014
    Applicant: Huhtamaki Films Germany GmbH & Co. KG
    Inventors: Michael Schuhmann, Henrik Hummel, Roland Kelm
  • Publication number: 20140014546
    Abstract: A wrapper that opens relatively quietly and wraps a sheetlike hygiene product provided on one side with an adhesive, said wrapper being based on a packaging material in web form and composed of a polymeric film comprising a) at least one heat-sealable layer based on a mixture of at least one C2 or C3 olefin homopolymer or copolymer and not more than 30% by weight, based on the total weight of the layer a), of polybutylene and b) optionally a layer of polyethylene having a density of 0.88-0.94 g/cm3; the layer a), at least in those sections which face the regions of the hygiene product that are provided with the adhesive, has a release coating, and otherwise, at least in the sub-regions which are joined to form edge closures in the form of stripes or lines, has no release coating.
    Type: Application
    Filed: February 21, 2012
    Publication date: January 16, 2014
    Applicant: HUHTAMAKI FILMS GERMANY GMBH & CO. KG
    Inventors: Stefan Sitzmann, Michael Schuhmann
  • Patent number: 8597796
    Abstract: Multilayer film, comprising an at least flushable, thermoplastic layer composite made of at least one layer which is at least comminutable via exposure to water and is resistant to cold water or can only be dissolved slowly therein, formed of at least one at least partially saponified polyvinyl acetate having a layer thickness of <10 ?m, and at least one layer soluble in cold water comprised of at least one at least partially saponified polyvinyl acetate and at least one substance that increases the water solubility, selected from the group consisting of biodegradable polymers, surfactants, inorganic pigments and fillers, and flushable packages produced therefrom.
    Type: Grant
    Filed: June 15, 2011
    Date of Patent: December 3, 2013
    Assignee: Huhtamaki Films Germany GmbH & Co. KG
    Inventor: Michael Schuhmann