Patents by Inventor Norbert Kalwa

Norbert Kalwa 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: 20240125696
    Abstract: Provided is a method for determining the resin penetration into at least one porous coating material which is pressed with at least one carrier board and at least one resin layer arranged on the carrier board. During the pressing process the resin penetrates or rises into the at least one porous coating material.
    Type: Application
    Filed: February 15, 2022
    Publication date: April 18, 2024
    Inventors: Joachim Hasch, Norbert Kalwa, Jinming Zhang
  • Publication number: 20240060240
    Abstract: The disclosure relates to a method for producing a decorative paper by a digital printing machine, wherein the method comprises the following steps: a. providing at least one base stock; b. printing a surface of the base stock with a primer, so as to result in a printed base stock; c. printing the surface of the printed base stock with at least one printing ink by means of the digital printing machine, wherein, at at least one location, the surface of the base stock is not printed with the primer or with the printing ink.
    Type: Application
    Filed: January 13, 2022
    Publication date: February 22, 2024
    Inventors: Torsten KOPP, Norbert KALWA
  • Patent number: 11904496
    Abstract: A process for the production of OSB wood-based panels including: a) producing wood strands from suitable wood logs; b) treating at least part of the wood strands with steam at a temperature between 80° C. and 120° C. and a pressure between 0.5 bar and 2 bar; c) drying the steam-treated wood strands; d) gluing the steam-treated and dried wood strands and, optionally, gluing the non-steam treated wood strands with at least one binder; e) scattering the glued wood strands onto a conveyor belt; and f) pressing the glued wood strands into an OSB wood-based board. The steam treatment takes place after the wood strands have been produced and made available, or after the wood strands have been sifted and separated according to the use of the wood strands for the middle and top layers of the panel. Also, an OSB wood-based panel made using the process.
    Type: Grant
    Filed: April 15, 2021
    Date of Patent: February 20, 2024
    Assignee: SWISS KRONO Tec AG
    Inventor: Norbert Kalwa
  • Patent number: 11884097
    Abstract: A production line for producing an abrasion-resistant wood-composite panel that has a decorative layer, the production line including a first application device for applying a resin layer to an upper and/or lower side of a core board, a scattering device for scattering abrasion-resistant particles controlled by a light barrier and arranged downstream of the first application device in a direction of processing, a first resin drying device arranged downstream of the first application device and scattering device, a second resin application device for applying a second resin layer to an upper and/or lower side of the core board arranged downstream of the first resin drying device, a second resin drying device arranged downstream of the second application device, and at least one short-cycle press.
    Type: Grant
    Filed: November 12, 2021
    Date of Patent: January 30, 2024
    Assignee: Flooring Technologies Ltd.
    Inventors: Norbert Kalwa, Ingo Lehnhoff
  • Publication number: 20230347546
    Abstract: To provide a method which is intended for producing a veneered board with a simple structure that also makes it possible to improve the properties of the veneer in a simple manner, a method is proposed for producing a veneered board, wherein the veneered board comprises a veneer (4) having an upper face (6) and a lower face (5) and a carrier board (1) having an upper face (2) and a lower face (3), comprising the steps of providing a veneer (4), applying a binder (8) onto the upper face (2) of the carrier board (1) or the lower face (5) of the veneer (4), wherein a PU prepolymer is used as the binder, producing a stack of materials to be pressed comprising the carrier board (1) and the veneer (4) with the binder (8) arranged between the carrier board (1) and the veneer (4) and with the additive (7) arranged between the binder (8) and the veneer (4), pressing the stack of materials to be pressed in order to form a veneered board. The invention additionally relates to a veneered board.
    Type: Application
    Filed: January 11, 2021
    Publication date: November 2, 2023
    Applicant: Flooring Technologies Ltd.
    Inventors: Norbert Kalwa, Joachim Hasch
  • Publication number: 20230312907
    Abstract: Provided is a composition having antimicrobial, biocidal properties, in particular antiviral properties, for surface coatings of paper layers or material panels. The composition includes at least one formaldehyde resin, in particular a melamine-formaldehyde resin, at least one compound of general formula (I) R1SiX3 (I), where X is alkoxy, and R1 is an organic moiety selected from the group comprising C1-C10 alkyl, which may be interrupted by —O— or —NH—, and where R1 has at least one functional moiety Q1 selected from a group including an amino, methacrylic, methacryloxy, vinyl and epoxy group, at least one further compound of the general formula (II) SiX4 (II), where X is alkoxy, and at least one antimicrobial agent, in particular at least one biocide.
    Type: Application
    Filed: August 25, 2021
    Publication date: October 5, 2023
    Inventors: Andreas Gier, Joachim Hasch, Norbert Kalwa
  • Publication number: 20230191451
    Abstract: Provided is method for producing a support material provided with at least one anti-fingerprint coating including the steps of applying at least one layer of at least one powdered resin to at least one side of the support material; melting on the at least one applied layer of the one powdered resin; applying at least one acrylate-containing dispersion to the melted-on resin layer; and drying and curing the layered structure.
    Type: Application
    Filed: February 16, 2023
    Publication date: June 22, 2023
    Inventors: Norbert Kalwa, Joachim Hasch, Bernd Stiewe
  • Publication number: 20230174791
    Abstract: The present invention relates to a resin suspension based on a formaldehyde resin comprising a composition for matting and reducing anti-fingerprint effects of surfaces on carrier materials, in particular paper layers and wood-based panels, wherein the composition comprises silane compounds and at least one matting agent. The invention further relates to a process for the preparation thereof, the use of said composition, and support materials, such as paper layers or wood-based panels, with said composition.
    Type: Application
    Filed: April 27, 2021
    Publication date: June 8, 2023
    Inventors: Andreas Gier, Norbert Kalwa
  • Publication number: 20230158705
    Abstract: The invention relates to a device for depositing veneers on a carrier board. In order to create a device and a method by which veneers can be applied to a carrier board particularly easily, quickly and precisely, provided in the region of an upper end of a transporting device is a veneer magazine, with at least two compartments which are designed to store and supply veneer strips, and with means for transferring the veneer strips from the compartments to the transporting device, wherein the transporting device extends from an upper end obliquely downwards in the direction of a lower end in the region of a transporting plane for the carrier board and is designed to transport at least two individual adjacent veneer strips from the upper end to the lower end and to deposit them on the carrier board.
    Type: Application
    Filed: April 22, 2021
    Publication date: May 25, 2023
    Applicant: Flooring Technologies Ltd.
    Inventor: Norbert Kalwa
  • Publication number: 20230145539
    Abstract: Provided is a method for the simultaneous determination of parameters, in particular of at least two, three or four parameters, of at least one resin layer applied to at least one carrier material by recording and evaluating at least one NIR spectrum in a wavelength range between 500 nm and 2500 nm, preferably between 700 nm and 2000 nm, more preferably between 900 nm and 1700 nm, and particularly advantageously between 1450 nm and 1550 nm, using at least one NIR measuring head, in particular at least one NIR multimeter head.
    Type: Application
    Filed: March 24, 2021
    Publication date: May 11, 2023
    Inventor: Norbert Kalwa
  • Patent number: 11623995
    Abstract: An impregnate with antistatic properties for use in laminates or for coating wood-based panels is disclosed. A resin used for impregnating and/or coating paper may include carbon-based particles, at least one compound of the general formula (Ia) R1aSiX(4-a), R3cSiX(4-c) (II), and inorganic particles. X is methoxy, ethoxy, n-propoxy or i-propoxy. R1 is an organic radical selected from the group including methyl, ethyl, propyl, or vinyl, and has at least one functional group Q1, selected from the group including acrylic, acryloxy, methacrylic, methacyloxy, or epoxy. R3 is a non-hydrolyzable organic radical selected from the group including C1-C10 alky, C6-10 aryl, wherein C is 1, 2, or 3, and the inorganic particles have a size between 2 nm and 400 nm.
    Type: Grant
    Filed: February 18, 2022
    Date of Patent: April 11, 2023
    Assignee: Flooring Technologies Ltd.
    Inventors: Andreas Gier, Norbert Kalwa
  • Patent number: 11612911
    Abstract: It is provided a method for producing a support material provided with at least one anti-fingerprint coating including the steps of: applying at least one layer of at least one powdered resin to at least one side of the support material; melting on the at least one applied layer of the one powdered resin; applying at least one acrylate-containing dispersion to the melted-on resin layer; and drying and curing the layered structure.
    Type: Grant
    Filed: May 6, 2020
    Date of Patent: March 28, 2023
    Assignee: Flooring Technologies Ltd.
    Inventors: Norbert Kalwa, Joachim Hasch, Bernd Stiewe
  • Patent number: 11597188
    Abstract: A wood-based panel includes at least one carrier board and at least one resin layer disposed side of the board. The at least one resin layer includes carbon-based particles, at least one compound of the formula R1aR2bSiX(4-a-b), and/or hydrolysis products. X is H, OH, or a hydrolysable moiety selected from the group including halogen, alkoxy, carboxyl, amino, monoalkylamino or dialkylamino, aryloxy, acyloxy, and alkylcarbonyl. R1 is an organic residue selected from the group including alkyl, aryl, and cycloalkyl, which may be interrupted by —O— or —NH—. R1 has at least one functional group Q1 selected from a group containing a hydroxy-, amino, monoalkylamino, carboxy, mercapto, alkoxy, aldehyde, acrylic, acryloxy, methacrylic, methacryloxy, cyano, isocyano and epoxide group, R2 is a non-hydrolyzable organic moiety selected from the group including alkyl, aryl, alkenyl, alkynyl, cycloalkyl, and cycloalkenyl; A is 0, 1, 2, or 3. B is 1, 2, 3, or 4.
    Type: Grant
    Filed: March 31, 2020
    Date of Patent: March 7, 2023
    Assignee: Flooring Technologies Ltd.
    Inventors: Andreas Gier, Norbert Kalwa
  • Publication number: 20230056054
    Abstract: Provided is a method for making laminate panels having individualized decors, in particular wood-based laminate panels, for a party B, in particular an end user, including the steps of providing at least one formatted laminate panel blank by a party A, in particular a laminate manufacturer, wherein the laminate panel blank includes a carrier plate pressed with a coating as a print base coat and at least one backing and connecting elements inserted into the panel edges, printing of at least one decor individually selected by the party B, in particular the end user, on the laminate panel blank by digital printing; and pressing at least one thermoplastic film onto the printed decoration as a wear layer.
    Type: Application
    Filed: January 8, 2021
    Publication date: February 23, 2023
    Inventor: Norbert KALWA
  • Publication number: 20220402161
    Abstract: A method for producing a veneered board having a veneer and a carrier board, to provide a veneered board having improved use properties. The method includes: providing a veneer having an upper face and a lower face, applying an additive onto the lower face of the veneer, applying a binder onto the lower face of the veneer, heating the binder, producing a stack of materials to be pressed, having a carrier board and a veneer provided with an additive and a binder on its lower face, wherein the lower face of the veneer lies on the carrier board, pressing the stack of materials to be pressed in order to form a veneered board.
    Type: Application
    Filed: November 5, 2020
    Publication date: December 22, 2022
    Applicant: Flooring Technologies Ltd.
    Inventors: Norbert Kalwa, Joachim Hasch
  • Publication number: 20220388197
    Abstract: A method for producing a veneered board having a veneer and a carrier board having improved use properties includes the steps of providing a veneer and a carrier board, providing a sheet of paper impregnated with binder, the sheet of paper being arranged in a stack of materials to be pressed between an upper face of the carrier board and a lower face of the veneer, and pressing the stack of materials to be pressed. The sheet of paper is impregnated with a binder, the sheet of paper impregnated with binder is pre-dried so that it is still sticky, at least one additive is applied onto the pre-dried, still sticky binder, and the sheet of paper which is impregnated with binder and provided with an additive is dried to a residual moisture content of up to 8%.
    Type: Application
    Filed: November 5, 2020
    Publication date: December 8, 2022
    Applicant: Flooring Technologies Ltd.
    Inventors: Norbert Kalwa, Jens Siems
  • Patent number: 11472224
    Abstract: A method for the refinement of a panel and an apparatus for the refinement of a panel according to a method of this type. The method for the refinement of a panel includes: unpacking of a panel having a core made from wood material from a transport-safe packaging, a grounding in the form of at least one synthetic resin layer pressed together with the core and, if appropriate, a primer being arranged on a top side of the core, and a coating being arranged on a core underside lying opposite the top side of the core, and connection and locking means being attached to at least two mutually opposite side faces; application of a decorative layer having a decoration to the grounding or primer; and application of at least one wear layer to the decorative layer.
    Type: Grant
    Filed: January 3, 2019
    Date of Patent: October 18, 2022
    Assignee: FLOORING TECHNOLOGIES LTD.
    Inventors: Norbert Kalwa, Roger Braun
  • Publication number: 20220306821
    Abstract: The invention relates to a method for coating a planar workpiece. In order to provide a planar workpiece, which is produced from a workpiece having lignocellulose fibers and a proportion of more than 50 wt % binding agent and optionally filler, with improved performance characteristics, a method is provided having the following steps: providing the planar workpiece, which has an upper face and a lower face and a lateral surface, applying a coating, applying a decoration, optionally structuring the coating, at least on a portion of an upper face, a lower face, or a lateral surface, in each case, and optionally curing the coating.
    Type: Application
    Filed: January 9, 2020
    Publication date: September 29, 2022
    Applicant: SWISS KRONO TEC AG
    Inventors: Roger Braun, Joachim Hasch, Norbert Kalwa, Volker Schwind
  • Publication number: 20220212229
    Abstract: It is provided a method for producing a support material provided with at least one anti-fingerprint coating including the steps of: applying at least one layer of at least one powdered resin to at least one side of the support material; melting-on the at least one applied layer of the one powdered resin; applying at least one acrylate-containing dispersion to the melted-on resin layer; and drying and curing the layered structure.
    Type: Application
    Filed: May 6, 2020
    Publication date: July 7, 2022
    Inventors: Norbert Kalwa, Joachim Hasch, Bernd Stiewe
  • Publication number: 20220203574
    Abstract: The invention relates to a planar material, comprising lignocellulose fibers and binding agents. In order to provide a planar material that using fibers has reduced swelling, it is provided that the proportion of the binding agent has more than 50 wt % of the planar material. The invention also comprises a method for producing the planar material.
    Type: Application
    Filed: January 9, 2020
    Publication date: June 30, 2022
    Applicant: SWISS KRONO TEC AG
    Inventors: Roger Braun, Joachim Hasch, Volker Schwind, Norbert Kalwa