Method for producing an abrasion-resistant wood material panel and production line therefor

    公开(公告)号:US11884097B2

    公开(公告)日:2024-01-30

    申请号:US17525088

    申请日:2021-11-12

    CPC classification number: B44C5/0476 B44C5/0492

    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.

    Method for Producing an Abrasion- and Water-Resistant Multilayer Panel and a Panel Which is Produced Using Said Method

    公开(公告)号:US20220105539A1

    公开(公告)日:2022-04-07

    申请号:US17425103

    申请日:2020-01-09

    Abstract: It is provided a method for producing an abrasion- and water-resistant multilayer panel, in particular an abrasion- and water-resistant flooring panel, including the steps: providing at least one plastic carrier plate, in particular a PVC carrier plate; applying at least one base coat to the surface of the plastic carrier plate; printing the plastic carrier plate by direct printing to form a decorative layer; applying at least one first cover layer to the printed decorative layer; uniformly scattering abrasion-resistant particles onto the at least one cover layer applied to the decorative layer; applying at least one second covering layer to the layer of scattered abrasion-resistant particles; optionally, introducing a structure into the at least second cover layer, applying at least one lacquer layer, and curing the layer structure.

    Method for Producing an Abrasion-Resistant Wood Composite Board, and Production Line Therefor

    公开(公告)号:US20220080769A1

    公开(公告)日:2022-03-17

    申请号:US17531965

    申请日:2021-11-22

    Abstract: A method for producing an abrasion-resistant wood-based panel with a top side and a bottom side. At least one decorative layer, in particular as a printed decoration, is provided on the top side. The method includes applying at least one first resin layer to the at least one decorative layer on the top side of the wood-based panel, uniformly scattering abrasion-resistant particles onto the first resin layer on the top side of the wood-based panel. The first resin layer on the top side of the wood-based panel provided with the abrasion-resistant particles is not dried after application. The method also includes applying at least one second resin layer to the first, moist resin layer provided with the abrasion-resistant particles on the top side of the wood-based panel, and then drying the assembly of first resin layer and second resin layer on the top side of the wood-based panel in at least one drying apparatus.

    Method for the Online Quality Control of Decorative Prints on Substrate Materials

    公开(公告)号:US20210245493A1

    公开(公告)日:2021-08-12

    申请号:US16972140

    申请日:2019-06-06

    Inventor: Ingo Lehnhoff

    Abstract: The invention relates to a method for online quality control of decorative prints on substrate materials, including similarity comparisons of actual and target images and adjusting decorative prints if deviations of color values are detected. The method may include the steps of: a) producing a hyperspectral digital image of a print decoration; b) calibrating the print decoration via a hyperspectral digital image; c) producing and storing a digital target image of the print decoration; d) creating a first print decoration on a first substrate material; e) producing and storing a digital actual image of the printed decoration on the first substrate material; f) determining color deviations between the digital target image and the digital actual image via a computer program; and g) printing on at least one side of substrate materials so as to form a decorative layer. The invention also relates to a device for carrying out the method.

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