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WO2016082066A1 - Feuille décorative en bois-plastique d'isolation sonore à forte résistance à l'abrasion et son procédé de fabrication en continu - Google Patents

Feuille décorative en bois-plastique d'isolation sonore à forte résistance à l'abrasion et son procédé de fabrication en continu Download PDF

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Publication number
WO2016082066A1
WO2016082066A1 PCT/CN2014/092003 CN2014092003W WO2016082066A1 WO 2016082066 A1 WO2016082066 A1 WO 2016082066A1 CN 2014092003 W CN2014092003 W CN 2014092003W WO 2016082066 A1 WO2016082066 A1 WO 2016082066A1
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WO
WIPO (PCT)
Prior art keywords
wood
layer
soft
hard
plastic foam
Prior art date
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Ceased
Application number
PCT/CN2014/092003
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English (en)
Chinese (zh)
Inventor
袁俊
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Taizhou Huali Plastic Co Ltd
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Taizhou Huali Plastic Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
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Priority to PCT/CN2014/092003 priority Critical patent/WO2016082066A1/fr
Publication of WO2016082066A1 publication Critical patent/WO2016082066A1/fr
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

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    • E—FIXED CONSTRUCTIONS
    • E04—BUILDING
    • E04F—FINISHING WORK ON BUILDINGS, e.g. STAIRS, FLOORS
    • E04F13/00—Coverings or linings, e.g. for walls or ceilings
    • E04F13/07—Coverings or linings, e.g. for walls or ceilings composed of covering or lining elements; Sub-structures therefor; Fastening means therefor
    • E04F13/072—Coverings or linings, e.g. for walls or ceilings composed of covering or lining elements; Sub-structures therefor; Fastening means therefor composed of specially adapted, structured or shaped covering or lining elements
    • E04F13/075—Coverings or linings, e.g. for walls or ceilings composed of covering or lining elements; Sub-structures therefor; Fastening means therefor composed of specially adapted, structured or shaped covering or lining elements for insulation or surface protection, e.g. against noise or impact

Definitions

  • the invention belongs to the technical field of decorative plates, and mainly relates to a wood plastic decorative board and a continuous manufacturing method thereof.
  • the wood-plastic decorative panel contains plastic and thus has a good modulus of elasticity. In addition, due to the inclusion of fibers and thorough mixing with plastics, it has physical and mechanical properties such as compression resistance and bending resistance comparable to hardwood, and its durability is significantly superior to ordinary wood materials. Wood-plastic decorative panels can be used for floors, walls and other decorative panels.
  • the production process of the wood-plastic decorative board produced by the prior art is complicated, and the wear-resistant layer and the pattern layer need to be pre-heat-compressed and then compounded with the wood-plastic substrate, and the soft foaming shock-absorbing layer and the wood-plastic substrate are also required. Gluing and compounding, and finally forming a multi-layer composite structure. Production cannot be continuous, and the process is time consuming and labor intensive.
  • the compounding process requires glue coating, which contains volatile organic compounds and is not environmentally friendly. Therefore, it is necessary to develop an environmentally-friendly decorative sheet that can be continuously produced.
  • the object of the present invention is to overcome the deficiencies in the prior art, and to provide a continuous wear-producing, environmentally-friendly, high-wearing and sound-insulating wood-plastic decorative board, which has a good wear-resistant sound-insulating wood-plastic decorative board at the same time. Weather resistance, wear resistance and thermal insulation.
  • the present invention achieves the technical object by the following technical solutions.
  • the wear-resistant layer and the UV coating are composite;
  • the soft wood-plastic foaming and shock-absorbing layer is a soft PVC wood-plastic foam layer or an XPE layer;
  • the hard wood-plastic foam layer is a rigid PVC wood plastic foam layer or a PE wood plastic foam layer;
  • the soft and hard co-extruded wood plastic foam layer is a composite structure of soft PVC wood plastic foam layer and hard PVC wood plastic foam layer soft and hard co-extruded or is a combination of XPE layer and PE wood plastic foam layer. Extruded composite structure.
  • the soft PVC wood foam layer is made of polyvinyl chloride (PVC) resin, wood flour or other vegetable fiber, calcium-zinc composite stabilizer, dioctyl terephthalate (DOTP) and ADC foaming agent.
  • PVC polyvinyl chloride
  • DSP dioctyl terephthalate
  • ADC foaming agent The specific components and parts by weight are:
  • the above rigid PVC wood plastic foam layer uses polyvinyl chloride (PVC) resin, wood powder or other vegetable fiber, calcium zinc composite stabilizer, ADC foaming agent and other auxiliary agents, and the specific components and parts by weight are:
  • the above XPE layer uses low density polyethylene (LDPE) resin, wood flour or other vegetable fiber, ADC foaming agent and vinyl triethoxysilane.
  • LDPE low density polyethylene
  • wood flour or other vegetable fiber wood flour or other vegetable fiber
  • ADC foaming agent vinyl triethoxysilane.
  • the specific components and parts by weight are:
  • the PE wood foam layer is made of polyethylene (PE) resin, wood flour or other vegetable fiber, aluminum zirconium coupling agent and ADC foaming agent, and the specific components and parts by weight are:
  • the thermal transfer pattern layer is a wood grain or a marble pattern which is thermally transferred using a thermal transfer film at a temperature of 140 to 180 ° C and a pressure of 5 to 6 kg.
  • the extrusion coating wear-resistant layer is an optical coating wear layer formed by using a transparent PVC, ASA, PE, PET or PMMA extruded by an extruder to form a thinnest to 1 ⁇ m transparent ultra-thin film.
  • the extrusion coating die can produce the thinnest to 1 ⁇ m transparent transparent ultra-thin optical coating layer by extruding the material from the relatively large lip gap and adsorbing and bonding to the substrate. The amount of film is kept within very tight tolerances.
  • the extrusion coating wear-resistant layer significantly improves the hardness, wear resistance, weather resistance and transparency of the high wear-resistant acoustic wood-plastic decorative board.
  • the UV coating is coated with a UV paint and is cured by ultraviolet rays to further improve the scratch resistance of the product.
  • the above-mentioned high-wearing and sound-insulating wood-plastic decorative board continuous manufacturing method is as follows: according to the soft PVC wood-plastic foaming shock-absorbing layer and the rigid PVC wood-plastic foam layer formula, the high-speed high-temperature mixing unit heat is separately added. Mix and stir to 120 ⁇ 125°C, put it into cold mix and stir to 50 ⁇ 60°C, and send the material into the corresponding extruder of PVC wood-plastic conical twin-screw co-extrusion coating line at 140 ⁇ 175°C for constant temperature extrusion.
  • vacuum degree was -0.6.
  • Vacuum cooling setting of vacuum water cooling stencil with ⁇ -0.8MPa and cooling water temperature of 5 ⁇ 10°C Preparing a soft-hard co-extruded wood-plastic foam layer formed by compounding an XPE layer and a PE-plastic foam layer; and rolling the heat on the hard wood-plastic foam layer at a temperature of 140 to 180 ° C and a pressure of 5 to 6 Kg.
  • the invention has the following positive effects:
  • the soft wood-plastic foaming shock-absorbing layer and the hard wood-plastic foam layer are co-extruded to form a soft and hard co-extruded wood-plastic foam layer, which can be firmly combined with each other, and the peeling strength is much higher than that of the rubber-coated composite.
  • the bubble diameter is more uniform and smaller, which significantly improves the toughness and shock absorption performance of the prepared wear-resistant sound-insulating wood-plastic decorative board; at the same time, it is hygienic and environmentally friendly because it is not coated.
  • the soft wood-plastic foaming shock-absorbing layer and the hard wood-plastic foam layer are co-extruded to form a soft and hard co-extruded wood-plastic foam layer, reducing the secondary addition. Work, significantly improve production efficiency.
  • the soft and hard co-extruded wood-plastic foam layer is produced according to the technical scheme of the present invention, and the tensile strength of the prepared wear-resistant sound-insulating wood-plastic decorative board is remarkably improved.
  • the soft and hard co-extruded wood-plastic foaming layer is produced according to the technical scheme of the invention, the cell is finer, and the heat-insulating performance, waterproof and anti-corrosion performance of the prepared wear-resistant sound-insulating wood-plastic decorative board are significantly improved, and the temperature is resistant to 80 ° C. Not deformed.
  • Extrusion coating wear-resistant layer is the thinnest to 1 ⁇ m, transparent and ultra-thin optical coating wear layer extruded by extruder, which significantly improves the sharpness and fidelity of the pattern; Ultra-thin coatings made of transparent PVC, ASA, PE, PET or PMMA are used to significantly improve the wear resistance, weather resistance and anti-aging properties of the prepared wear-resistant wood-plastic decorative panels.
  • the invention has superior mechanical properties, anti-aging properties, good toughness, high wear resistance, thermal insulation, light weight, waterproof and erosion resistance, and long service life compared with the prior art wood plastic decorative panels. , energy saving, sanitation and environmental protection, high production efficiency, can be widely used in decorative panels and indoor and outdoor flooring, wall panels.
  • Figure 1 is a schematic view of the structure of the present invention.
  • High wear-resistant and sound-proof wood-plastic decorative board from bottom to top, soft wood-plastic foaming and shock-absorbing layer 5, hard wood-plastic foam layer 4, heat transfer pattern layer 3, extrusion coating wear-resistant layer 2, UV coating 1 composite; soft wood plastic foam damping layer 5 is a soft PVC wood plastic foam layer, hard wood plastic foam layer 4 is a rigid PVC wood plastic foam layer; soft The wood-plastic foaming shock-absorbing layer 5 and the hard wood-plastic foam layer 4 are combined to form a soft and hard co-extruded wood-plastic foam layer, and the soft and hard co-extruded wood-plastic foam layer is a soft PVC wood-plastic foam layer and The composite structure of hard PVC wood plastic foam layer is soft and hard co-extruded.
  • PVC wood plastic foam layer 100 parts of polyvinyl chloride (PVC) resin, 1 part of wood flour or other plant fiber, 4 parts of calcium-zinc composite stabilizer, dioctyl p-benzoate 50 parts (DOTP), 0.6 parts of ADC foaming agent; weighed according to the formula of rigid PVC wood plastic foam layer: 100 parts of polyvinyl chloride (PVC) resin, 80 parts of wood powder or other plant fiber, stable of calcium and zinc composite 8 parts, 0.6 parts of ADC foaming agent, 4 parts of other additives; respectively, add high-speed high-low temperature mixing unit to mix and mix to 120 ⁇ 125°C, put into cold mixing and stir to 50 ⁇ 60°C, and send the materials separately into PVC.
  • PVC polyvinyl chloride
  • DSP dioctyl p-benzoate 50 parts
  • the corresponding extruder in the wood-plastic conical twin-screw co-extrusion coating production line is extruded at a constant temperature of 140-175 ° C, and is extruded at 180-200 ° C for free foaming, and the degree of vacuum is -0.6 to -0.8 MPa.
  • the vacuum water cooling cooling tempering mold with a cooling water temperature of 5-10 °C is vacuum-cooled and shaped, and soft and hard coextrusion is formed by soft and hard co-extrusion foaming of soft PVC wood plastic foam layer and rigid PVC wood plastic foam layer.
  • Wood plastic foam layer hot transfer wood grain or marble grain on the hard wood plastic foam layer 4 at a temperature of 140 to 180 ° C and a pressure of 5 to 6 Kg Forming the thermal transfer pattern layer 3; extruding the extrusion coating on the thermal transfer pattern layer 3 at an extruder temperature of 180-250 ° C and an extrusion coating die temperature of 200-250 ° C 2 After rolling various irregularities, the water is cooled and dried, coated with UV paint, UV-cured to form UV coating 1, and the high wear-resistant and sound-proof wood-plastic decorative board is prepared by traction cutting.
  • the extrusion coating wear layer 2 in this example is a 1 ⁇ m transparent ultrathin film formed by a transparent PVC extruded by an extruder.
  • the soft wood plastic foam damping layer 5 is a soft PVC wood plastic foam layer, a hard wood plastic foam layer 4 It is a rigid PVC wood plastic foam layer;
  • the layer is a composite structure of a soft PVC wood plastic foam layer and a hard PVC wood plastic foam layer which is soft and hard co-extruded.
  • PVC wood plastic foam layer 100 parts of polyvinyl chloride (PVC) resin, 10 parts of wood flour or other plant fiber, 8 parts of calcium-zinc composite stabilizer, dioctyl p-benzoate 30 parts (DOTP), 1.5 parts of ADC foaming agent; weighed according to the formula of rigid PVC wood plastic foam layer: 100 parts of polyvinyl chloride (PVC) resin, 120 parts of wood flour or other plant fiber, stable of calcium and zinc composite 4 parts, 1.5 parts of ADC foaming agent, 8 parts of other additives; respectively, added high-speed high-low temperature mixing unit to mix and mix to 120 ⁇ 125 °C, put into cold mixing and stir to 50 ⁇ 60 °C, and send the materials separately into PVC.
  • PVC polyvinyl chloride
  • the corresponding extruder in the wood-plastic conical twin-screw co-extrusion coating production line is extruded at a constant temperature of 140-175 ° C, and is extruded at 180-200 ° C for free foaming, and the degree of vacuum is -0.6 to -0.8 MPa.
  • the vacuum water cooling cooling tempering mold with a cooling water temperature of 5-10 °C is vacuum-cooled and shaped, and soft and hard coextrusion is formed by soft and hard co-extrusion foaming of soft PVC wood plastic foam layer and rigid PVC wood plastic foam layer.
  • Wood plastic foam layer hot transfer wood grain or marble grain on the hard wood plastic foam layer 4 at a temperature of 140 to 180 ° C and a pressure of 5 to 6 Kg
  • the thermal transfer pattern layer 3 is formed; on the thermal transfer pattern layer 3, the extrusion temperature is 180-250 ° C, and the extrusion coating die temperature is 200-250 ° C.
  • various irregular patterns are rolled, water-cooled and dried, coated with UV paint, and UV-cured to form UV coating 1.
  • the high-wearing and sound-insulating wood-plastic decorative board is prepared by traction cutting.
  • the extrusion coating wear layer 2 in this example is a 2 ⁇ m transparent ultrathin film formed by a transparent ASA extruded using an extruder.
  • High wear-resistant and sound-proof wood-plastic decorative board from bottom to top, soft wood-plastic foaming and shock-absorbing layer 5, hard wood-plastic foam layer 4, heat transfer pattern layer 3, extrusion coating wear-resistant layer 2, UV coating 1 composite; soft wood plastic foam damping layer 5 is XPE layer, hard wood plastic foam layer 4 is PE wood plastic foam layer; soft wood plastic foam damping sound insulation The layer 5 and the hard wood plastic foam layer 4 are composited to form a soft and hard co-extruded wood plastic foam layer; the soft and hard co-extruded wood plastic foam layer is a composite structure formed by co-extruding the XPE layer and the PE wood plastic foam layer.
  • XPE layer formula 100 parts of low density polyethylene (LDPE) resin, 1 part of wood flour or other plant fiber, 4 parts of ADC foaming agent, 0.8 parts of vinyl triethoxysilane;
  • the proportion of the foam layer formula is 100 parts of polyethylene resin (PE), 100 parts of wood flour or other plant fibers, 0.8 parts of ADC foaming agent and 2.5 parts of aluminum zirconium coupling agent; respectively, hot mixing and stirring of high speed and low temperature mixing unit To 120 ⁇ 125 ° C, put into a cold mix and stir to 50 ⁇ 60 ° C, the hair is separately added to the PVC wood plastic conical twin-screw co-extrusion film production line in the corresponding extruder 140 ⁇ 175 ° C constant temperature extrusion, a total of After extruding and extruding 180-200 ° C, the vacuum mold is vacuum-cooled and set at a vacuum degree of -0.6 to -0.8 MPa and a cooling water temperature of 5 to 10 °
  • the XPE layer and the PE wood plastic are prepared.
  • a soft-hard co-extruded wood-plastic foaming layer formed by laminating a foam layer; forming a heat on a hard wood-plastic foaming layer 4 by rolling a heat transfer wood grain or marble grain at a temperature of 140 to 180 ° C and a pressure of 5 to 6 Kg.
  • various irregular patterns are rolled, water-cooled and dried, coated with UV paint, UV-cured to form UV coating 1, and highly wear-resistant wood is prepared by traction cutting.
  • Plastic decorative board formed by laminating a foam layer; forming a heat on a hard wood-plastic foaming layer 4 by rolling a heat transfer wood grain or marble grain at a temperature of 140 to 180 ° C and a pressure of 5 to 6 Kg.
  • Transfer pattern layer 3 on the thermal transfer pattern layer 3, the extruder temperature is 180-250
  • the extrusion coating wear layer 2 in this example is a 1 ⁇ m transparent ultrathin film formed by a transparent PE extruded by an extruder.
  • High wear-resistant and sound-proof wood-plastic decorative board from bottom to top, soft wood-plastic foaming and shock-absorbing layer 5, hard wood-plastic foam layer 4, heat transfer pattern layer 3, extrusion coating wear-resistant layer 2, UV coating 1 composite; soft wood plastic foam damping layer 5 is XPE layer, hard wood plastic foam layer 4 is PE wood plastic foam layer; soft wood plastic foam damping sound insulation The layer 5 and the hard wood plastic foam layer 4 are composited to form a soft and hard co-extruded wood plastic foam layer; the soft and hard co-extruded wood plastic foam layer is a composite structure formed by co-extruding the XPE layer and the PE wood plastic foam layer.
  • XPE layer formula 100 parts of low density polyethylene (LDPE) resin, wood flour or other plant fiber 4 parts, 2 parts of ADC foaming agent, 0.8 parts of vinyl triethoxysilane; weighed according to the proportion of PE wood foam layer formula: 100 parts of polyethylene resin (PE), 150 parts of wood flour or other plant fibers, 1.8 parts of ADC foaming agent and 0.8 parts of aluminum-zirconium coupling agent; respectively, add high-speed high-low temperature mixing unit to mix and mix to 120 ⁇ 125°C, put into cold mixing and stir to 50 ⁇ 60°C, and send the materials into PVC wood plastic respectively.
  • PE polyethylene resin
  • ADC foaming agent 0.8 parts of aluminum-zirconium coupling agent
  • the corresponding extruder in the conical twin-screw co-extrusion coating production line is extruded at a constant temperature of 140-175 ° C, and is free-expanded after being extruded at 180-200 ° C in a co-extrusion die, at a vacuum degree of -0.6 to -0.8 MPa, cooling water.
  • the vacuum-cooled sizing mold with a temperature of 5-10 ° C is vacuum-cooled and shaped, and a soft and hard co-extruded wood-plastic foam layer formed by compounding the XPE layer and the PE wood-plastic foam layer is prepared; on the hard wood-plastic foam layer 4
  • the thermal transfer pattern layer 3 is formed by rolling the thermal transfer wood grain or marble grain at a temperature of 140 to 180 ° C and a pressure of 5 to 6 Kg; and the temperature of the extruder on the thermal transfer pattern layer 3 is 180 to 250 ° C, Extrusion and laminating die temperature is 200-250 °C, extrusion and extrusion of the wear-resistant layer 2, rolling various irregular patterns, water cooling and drying UV paints, UV cured to form a UV coating layer, prepared by cutting high abrasion traction acoustic wood trim panel.
  • the extrusion coating wear layer 2 in this example is a 1 ⁇ m transparent ultrathin film formed by using transparent PET extruded by an extruder.
  • the extrusion coating wear layer 2 may also be a 1 ⁇ m transparent ultrathin film formed by using a transparent PMMA extruded by an extruder.
  • the high wear-resistant sound-insulating wood-plastic decorative board prepared by the above four embodiments has a tensile strength increase of 16 to 20%, a toughness of 15 to 18%, and an abrasion resistance of 12 to 12%. 16%, anti-aging performance increased by 11 to 16%, thermal insulation, light weight, waterproof and anti-erosion, extended service life of 30 to 50%, energy saving and environmental protection, can be widely used in decorative panels and indoor and outdoor flooring, wall panels.
  • the above four embodiments employ a continuous manufacturing method to increase the production efficiency by 18 to 24%.

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  • Engineering & Computer Science (AREA)
  • Architecture (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
  • Laminated Bodies (AREA)

Abstract

L'invention porte sur une feuille décorative en bois-plastique d'isolation sonore à forte résistance à l'abrasion et sur son procédé de fabrication en continu qui se rapportent au domaine des panneaux décoratifs. La feuille décorative en bois-plastique d'isolation sonore à forte résistance à l'abrasion est formée par assemblage d'une couche porogène d'isolation sonore par dissipation en bois-plastique souple, d'une couche porogène en bois-plastique dure, d'une couche de motif d'impression par transfert thermique, d'une couche résistante à l'abrasion de membrane de mouillage par extrusion et d'un revêtement UV de bas en haut. La couche porogène d'isolation sonore par dissipation en bois-plastique souple est une couche porogène en bois-plastique souple à base de PVC ou une couche de polyéthylène expansé (XPE). La couche porogène en bois-plastique dure est une couche porogène en bois-plastique dure à base de PVC ou une couche porogène en bois-plastique à base de polyéthylène (PE). La couche porogène d'isolation sonore en bois-plastique souple et la couche porogène en bois-plastique dure sont assemblées de façon à former une couche porogène en bois-plastique souple-dure obtenue par co-extrusion.
PCT/CN2014/092003 2014-11-24 2014-11-24 Feuille décorative en bois-plastique d'isolation sonore à forte résistance à l'abrasion et son procédé de fabrication en continu Ceased WO2016082066A1 (fr)

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PCT/CN2014/092003 WO2016082066A1 (fr) 2014-11-24 2014-11-24 Feuille décorative en bois-plastique d'isolation sonore à forte résistance à l'abrasion et son procédé de fabrication en continu

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PCT/CN2014/092003 WO2016082066A1 (fr) 2014-11-24 2014-11-24 Feuille décorative en bois-plastique d'isolation sonore à forte résistance à l'abrasion et son procédé de fabrication en continu

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Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108952052A (zh) * 2018-10-12 2018-12-07 北京英特威迅建筑装饰工程有限公司 一种3d打印生产uv装饰板的方法
CN113365828A (zh) * 2019-01-23 2021-09-07 地板技术有限公司 用于制造耐磨和防水的多层嵌板的方法和借助该方法制造的嵌板
US11872837B2 (en) 2019-01-22 2024-01-16 Flooring Technologies Ltd. Abrasion-resistant wood board
US11884097B2 (en) 2016-05-20 2024-01-30 Flooring Technologies Ltd. Method for producing an abrasion-resistant wood material panel and production line therefor
US12311404B2 (en) 2019-01-23 2025-05-27 Flooring Technologies Ltd. Method for producing an abrasion- and water-resistant multilayer panel and a panel which is produced using said method

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CN103362274A (zh) * 2013-05-02 2013-10-23 泰州市华丽塑料有限公司 Pvc复合墙面板
CN104372909A (zh) * 2014-10-31 2015-02-25 泰州市华丽塑料有限公司 高耐磨隔音木塑装饰板及其连续化制造方法

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WO2012034753A2 (fr) * 2010-09-15 2012-03-22 Evonik Degussa Gmbh Panneau de façade
CN102179914A (zh) * 2010-12-20 2011-09-14 叶润露 木塑表面共挤技术
CN102294866A (zh) * 2011-08-02 2011-12-28 恳达（上海）装饰材料有限公司 微发泡pvc共挤仿木纹室外装饰型材及其制备方法
CN103362274A (zh) * 2013-05-02 2013-10-23 泰州市华丽塑料有限公司 Pvc复合墙面板
CN103358629A (zh) * 2013-05-14 2013-10-23 泰州市华丽塑料有限公司 秸秆木塑复合板
CN104372909A (zh) * 2014-10-31 2015-02-25 泰州市华丽塑料有限公司 高耐磨隔音木塑装饰板及其连续化制造方法

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US11884097B2 (en) 2016-05-20 2024-01-30 Flooring Technologies Ltd. Method for producing an abrasion-resistant wood material panel and production line therefor
CN108952052A (zh) * 2018-10-12 2018-12-07 北京英特威迅建筑装饰工程有限公司 一种3d打印生产uv装饰板的方法
US11872837B2 (en) 2019-01-22 2024-01-16 Flooring Technologies Ltd. Abrasion-resistant wood board
CN113365828A (zh) * 2019-01-23 2021-09-07 地板技术有限公司 用于制造耐磨和防水的多层嵌板的方法和借助该方法制造的嵌板
US12311404B2 (en) 2019-01-23 2025-05-27 Flooring Technologies Ltd. Method for producing an abrasion- and water-resistant multilayer panel and a panel which is produced using said method

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