Patents by Inventor STEPHAN BERNT

STEPHAN BERNT 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: 11261349
    Abstract: Adhesive tape having a carrier material comprising the following layers: a textile composed of fibers having a softening point greater than or equal to 200° C., and coated with fluoropolymers or silicone polymers, to the top side of which textile a first film composed of fluoropolymers is applied over the whole surface and to the bottom side of which textile a second film is applied over the whole surface, wherein a self-adhesive mass is applied to one side of the carrier material.
    Type: Grant
    Filed: July 14, 2016
    Date of Patent: March 1, 2022
    Assignee: tesa SE
    Inventors: Stephan Bernt, Patrick Kerep
  • Patent number: 10875254
    Abstract: The invention relates to a method for connecting two fibre-reinforced plastic components, comprising the following steps: producing a first fibre-reinforced plastic component, wherein a fabric made of fibrous matting is provided, which is impregnated with a resin-curing agent mixture, which is then subsequently cured, wherein the part of the surface of the first fibre-reinforced plastic component, which is to be later adhered to the second fibre-reinforced plastic component (hereinafter also referred to as joining surface), is masked with an adhesive strip before the impregnation of the fibrous matting with the resin-curing agent mixture; producing a second fibre-reinforced plastic component using the above steps, wherein the part of the surface of the second fibre-reinforced plastic component, which is to be later adhered to the first fibre-reinforced plastic component, is also masked with an adhesive strip before the impregnation of the fibrous matting with the resin-curing agent mixture; removing the adhes
    Type: Grant
    Filed: September 7, 2016
    Date of Patent: December 29, 2020
    Assignee: TESA SE
    Inventors: Stephan Bernt, Uwe Michel
  • Publication number: 20200255703
    Abstract: An adhesive tape useful in a method for connecting two fiber-reinforced plastic components, comprising a carrier material of polyethylene, a polyacrylate-based self-adhesive compound applied to one side of the carrier material, being formed from a reactant mixture comprising monomers of A1) acrylic esters and/or methacrylic esters of the formula CH2?CH(R1)(COOR2), A2) acrylates and/or methacrylates whose alcohol component contains at least one primary hydroxyl or carboxyl group, and/or vinyl compounds which are copolymerizable with acrylates, A3) acrylates and/or methacrylates whose alcohol component contains at least one epoxy group, and/or vinyl compounds which contain at least one epoxy group, A4) and, if the fractions of A1), A2) and A3) do not add up to 100 wt %, olefinically unsaturated monomers having functional groups, with a proportion of 0 to 15 wt %.
    Type: Application
    Filed: September 7, 2016
    Publication date: August 13, 2020
    Applicant: TESA SE
    Inventors: Stephan BERNT, Uwe MICHEL
  • Patent number: 10738225
    Abstract: The invention relates to an adhesive tape with a carrier composed of a film, there being applied on one side of the carrier an adhesive based on natural rubber or synthetic rubber, where the film is a biaxially oriented film made of polypropylene, polyethylene or polyester such as PET, and on the side of the carrier not coated with adhesive there is a release layer, based in particular on carbamate.
    Type: Grant
    Filed: October 11, 2016
    Date of Patent: August 11, 2020
    Assignee: TESA SE
    Inventors: Patrick Kerep, Ilse Rodewald, Stephan Bernt
  • Patent number: 10696872
    Abstract: The invention relates to an adhesive tape which can be used in particular in a method for connecting two fiber-reinforced plastic components, comprising a carrier material made of polyethylene, wherein a polyacrylate-based self-adhesive compound is applied to one side of the carrier material, said adhesive compound can be reduced to the following reactant mixture containing monomers having the following composition: A1) acrylic acid ester, and/or methacrylic acid ester of the following formula CH2?CH(R1)(COOR2), wherein R1=H or CH3 and R2 is an alkyl chain with 1 to 14 carbon atoms at a proportion of between 65 to 98 wt. %, A2) acrylates and/or methacrylates whose alcohol component contains at least one primary hydroxyl- or carboxyl-group, and/or with acrylate-copolymerizable vinyl compounds containing the at least one primary hydroxyl or carboxyl group at a proportion of between 1 to 20 wt.
    Type: Grant
    Filed: September 7, 2016
    Date of Patent: June 30, 2020
    Assignee: TESA SE
    Inventors: Stephan Bernt, Benjamin Pütz
  • Publication number: 20190048231
    Abstract: Method for manufacturing an adhesive film wherein one entire face of a fluoropolymer film is activated with a plasma, an adhesive silicone substance is immediately applied to the entire activated face, and the applied silicone substance is cross-linked.
    Type: Application
    Filed: February 16, 2017
    Publication date: February 14, 2019
    Applicant: TESA SE
    Inventors: Stephan BERNT, Marcel HÄHNEL
  • Publication number: 20190040284
    Abstract: The invention relates to an adhesive tape which can be used in particular in a method for connecting two fiber-reinforced plastic components, comprising a carrier material made of polyethylene, wherein a polyacrylate-based self-adhesive compound is applied to one side of the carrier material, said adhesive compound can be reduced to the following reactant mixture containing monomers having the following composition: A1) acrylic acid ester, and/or methacrylic acid ester of the following formula CH2?CH(R1)(COOR2), wherein R1=H or CH3 and R2 is an alkyl chain with 1 to 14 carbon atoms at a proportion of between 65 to 98 wt. %, A2) acrylates and/or methacrylates whose alcohol component contains at least one primary hydroxyl- or carboxyl-group, and/or with acrylate-copolymerizable vinyl compounds containing the at least one primary hydroxyl or carboxyl group at a proportion of between 1 to 20 wt.
    Type: Application
    Filed: September 7, 2016
    Publication date: February 7, 2019
    Inventors: Stephan BERNT, Benjamin PÜTZ
  • Publication number: 20190030828
    Abstract: The invention relates to a method for connecting two fibre-reinforced plastic components, comprising the following steps: producing a first fibre-reinforced plastic component, wherein a fabric made of fibrous matting is provided, which is impregnated with a resin-curing agent mixture, which is then subsequently cured, wherein the part of the surface of the first fibre-reinforced plastic component, which is to be later adhered to the second fibre-reinforced plastic component (hereinafter also referred to as joining surface), is masked with an adhesive strip before the impregnation of the fibrous matting with the resin-curing agent mixture; producing a second fibre-reinforced plastic component using the above steps, wherein the part of the surface of the second fibre-reinforced plastic component, which is to be later adhered to the first fibre-reinforced plastic component, is also masked with an adhesive strip before the impregnation of the fibrous matting with the resin-curing agent mixture; removing the adhes
    Type: Application
    Filed: September 7, 2016
    Publication date: January 31, 2019
    Inventors: Stephan BERNT, Uwe MICHEL
  • Publication number: 20180282585
    Abstract: Adhesive tape useful in a method for connecting two fiber-reinforced plastic components, wherein a polyacrylate self-adhesive is applied to one side of a polyethylene carrier, the polyacrylate self-adhesive being formed from a reactant mixture of A1) 65 to 98 wt. % acrylic acid ester, and/or methacrylic acid ester monomers of the formula CH2?CH(R1)(COOR2) wherein R1=H or CH3 and R2 is an alkyl chain with 1 to 14 carbon atoms, A2) 1 to 5 wt. % acrylates and/or methacrylates whose alcohol component contains at least one primary hydroxyl- or carboxyl group and/or with acrylate-copolymerizable vinyl compounds containing at least one primary hydroxyl or carboxyl groups, A3) 1 to 5 wt. % acrylates and/or methacrylates whose alcohol component contains at least one epoxy group, and/or with acrylate-copolymerizable compounds containing the at least one epoxy group and, if A1, A2, and A3 to not total 100%, A4) 0 to 15 wt. % olefinically unsaturated monomers.
    Type: Application
    Filed: September 7, 2016
    Publication date: October 4, 2018
    Applicant: TESA SE
    Inventors: Stephan BERNT, Uwe MICHEL
  • Publication number: 20180148610
    Abstract: Adhesive tape having a carrier material comprising the following layers: a textile composed of fibers having a softening point greater than or equal to 200° C., and coated with fluoropolymers or silicone polymers, to the top side of which textile a first film composed of fluoropolymers is applied over the whole surface and to the bottom side of which textile a second film is applied over the whole surface, wherein a self-adhesive mass is applied to one side of the carrier material.
    Type: Application
    Filed: July 14, 2016
    Publication date: May 31, 2018
    Applicant: TESA SE
    Inventors: Stephan BERNT, Patrick KEREP
  • Patent number: 9914859
    Abstract: Method for molding a body in a mold, comprising the following steps: applying an adhesive tape to the inside of a mold, distributing the layers of material forming the body over the adhesive tape, curing the layers of material, removing the body from the mold, where the adhesive tape has a backing on one side of which a self-adhesive has been applied in the form of a polymer mixture, the polymers being constructed of 60 to 99.5 wt % of n-butyl acrylate and/or 2-ethylhexyl acrylate, 0.5 to 10 wt % of an ethylenically unsaturated monomer having an acid or acid-anhydride function, 0 to 30 wt % of one or more olefinic monomers and the self-adhesive comprises between 0 and 60 parts by weight of one or more tackifiers.
    Type: Grant
    Filed: July 14, 2015
    Date of Patent: March 13, 2018
    Assignee: TESA SE
    Inventors: Stephan Bernt, Patrick Kerep
  • Publication number: 20170210953
    Abstract: Method for molding a body in a mold, comprising the following steps: applying an adhesive tape to the inside of a mold, distributing the layers of material forming the body over the adhesive tape, curing the layers of material, removing the body from the mold, where the adhesive tape has a backing on one side of which a self-adhesive has been applied in the form of a polymer mixture, the polymers being constructed of 60 to 99.5 wt % of n-butyl acrylate and/or 2-ethylhexyl acrylate, 0.
    Type: Application
    Filed: July 14, 2015
    Publication date: July 27, 2017
    Applicant: TESA SE
    Inventors: Stephan BERNT, Patrick KEREP
  • Publication number: 20170029666
    Abstract: The invention relates to an adhesive tape with a carrier composed of a film, there being applied on one side of the carrier an adhesive based on natural rubber or synthetic rubber, where the film is a biaxially oriented film made of polypropylene, polyethylene or polyester such as PET, and on the side of the carrier not coated with adhesive there is a release layer, based in particular on carbamate.
    Type: Application
    Filed: October 11, 2016
    Publication date: February 2, 2017
    Applicant: TESA SE
    Inventors: PATRICK KEREP, ILSE RODEWALD, STEPHAN BERNT
  • Publication number: 20160158971
    Abstract: Method for molding a body in a mold, comprising the steps of applying an adhesive tape (1) to the inside of a mold (4), distributing on the adhesive tape (1) the material layers (5) that form the body, curing the material layers (5), removing the body from the mold (4), wherein the adhesive tape (1) has a carrier film (10), onto one side of which a self-adhesive mass is dispensed, and the carrier film (10) contains one or at least two fluoropolymers.
    Type: Application
    Filed: July 21, 2014
    Publication date: June 9, 2016
    Applicant: TESA SE
    Inventors: Stephan BERNT, Patrick KEREP
  • Publication number: 20150284599
    Abstract: The invention relates to an adhesive tape with a carrier composed of a film, there being applied on one side of the carrier an adhesive based on natural rubber or synthetic rubber, where the film is a biaxially oriented film made of polypropylene, polyethylene or polyester such as PET, and on the side of the carrier not coated with adhesive there is a release layer, based in particular on carbamate.
    Type: Application
    Filed: March 31, 2015
    Publication date: October 8, 2015
    Applicant: TESA SE
    Inventors: PATRICK KEREP, ILSE RODEWALD, STEPHAN BERNT