EP3348418A1 - Dekoriertes oberflächenstrukturiertes wand- oder bodenpaneel - Google Patents

Dekoriertes oberflächenstrukturiertes wand- oder bodenpaneel Download PDF

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Publication number
EP3348418A1
EP3348418A1 EP17151000.1A EP17151000A EP3348418A1 EP 3348418 A1 EP3348418 A1 EP 3348418A1 EP 17151000 A EP17151000 A EP 17151000A EP 3348418 A1 EP3348418 A1 EP 3348418A1
Authority
EP
European Patent Office
Prior art keywords
layer
plastic film
structured
radiation
decorated
Prior art date
Legal status (The legal status 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 status listed.)
Withdrawn
Application number
EP17151000.1A
Other languages
German (de)
English (en)
French (fr)
Inventor
Hans-Jürgen HANNIG
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.)
Akzenta Paneele and Profile GmbH
Original Assignee
Akzenta Paneele and Profile GmbH
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.)
Filing date
Publication date
Application filed by Akzenta Paneele and Profile GmbH filed Critical Akzenta Paneele and Profile GmbH
Priority to EP17151000.1A priority Critical patent/EP3348418A1/de
Priority to PCT/EP2018/050580 priority patent/WO2018130580A1/de
Priority to PT187001631T priority patent/PT3568307T/pt
Priority to PL18700163.1T priority patent/PL3568307T3/pl
Priority to EP18700163.1A priority patent/EP3568307B1/de
Priority to ES18700163T priority patent/ES2924867T3/es
Priority to US16/462,786 priority patent/US10967671B2/en
Publication of EP3348418A1 publication Critical patent/EP3348418A1/de
Priority to US17/197,262 priority patent/US11691453B2/en
Withdrawn legal-status Critical Current

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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B44—DECORATIVE ARTS
    • B44C—PRODUCING DECORATIVE EFFECTS; MOSAICS; TARSIA WORK; PAPERHANGING
    • B44C5/00—Processes for producing special ornamental bodies
    • B44C5/04—Ornamental plaques, e.g. decorative panels, decorative veneers
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B44—DECORATIVE ARTS
    • B44C—PRODUCING DECORATIVE EFFECTS; MOSAICS; TARSIA WORK; PAPERHANGING
    • B44C1/00—Processes, not specifically provided for elsewhere, for producing decorative surface effects
    • B44C1/24—Pressing or stamping ornamental designs on surfaces
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B44—DECORATIVE ARTS
    • B44C—PRODUCING DECORATIVE EFFECTS; MOSAICS; TARSIA WORK; PAPERHANGING
    • B44C5/00—Processes for producing special ornamental bodies
    • B44C5/04—Ornamental plaques, e.g. decorative panels, decorative veneers
    • B44C5/043—Ornamental plaques, e.g. decorative panels, decorative veneers containing wooden elements
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B44—DECORATIVE ARTS
    • B44C—PRODUCING DECORATIVE EFFECTS; MOSAICS; TARSIA WORK; PAPERHANGING
    • B44C5/00—Processes for producing special ornamental bodies
    • B44C5/04—Ornamental plaques, e.g. decorative panels, decorative veneers
    • B44C5/0438—Ornamental plaques, e.g. decorative panels, decorative veneers containing stone elements
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B44—DECORATIVE ARTS
    • B44C—PRODUCING DECORATIVE EFFECTS; MOSAICS; TARSIA WORK; PAPERHANGING
    • B44C5/00—Processes for producing special ornamental bodies
    • B44C5/04—Ornamental plaques, e.g. decorative panels, decorative veneers
    • B44C5/0461—Ornamental plaques, e.g. decorative panels, decorative veneers used as wall coverings

Definitions

  • the present invention relates to a decorated and surface-structured wall or floor panel.
  • the present invention further relates to a method for producing a decorated and surface-structured wall or floor panel.
  • the present invention relates to a decorated and surface-structured wall or floor panel based on a directly printed composite support.
  • Decorated panels are known per se, wherein the term wall panel also includes panels that are suitable for ceiling or door clothing. They usually consist of a carrier or core made of a solid material, for example a wood material, which is provided on at least one side with a decorative layer and a cover layer and optionally with other layers, for example, arranged between the decorative and cover layer wear layer.
  • the decorative layer is usually a printed paper impregnated with a resin or a printing layer applied to the substrate using, for example, a suitable printing substrate.
  • a method of manufacturing a decorated wall or floor panel wherein a carrier and then a panel are formed starting from a granular carrier material.
  • a WPC can be used as a carrier material.
  • the filler or the solid material may be both organic in nature, such as Vegetable fibers or meal, animal fibers such as animal hair, wood fibers or flour, as well as inorganic nature such as mineral in nature. Examples include minerals, mineral fibers or glass fibers. Likewise, synthetic fibers may be included as a filler.
  • the term "decorated wall or floor panel” or “decorative panel” is to be understood, in particular, as wall, ceiling, door or floor panels, which have a decorative pattern applied to a carrier panel and a decoration pattern.
  • Decorative panels are used in a variety of ways, both in the field of interior design of rooms, as well as decorative cladding of buildings, for example in exhibition construction. The decorative panels often have a decor that is intended to recreate a natural material.
  • Examples of such modeled natural materials or decorative patterns are wood species such as maple, oak, birch, cherry, ash, walnut, chestnut, wenge or exotic woods such as panga panga, mahogany, bamboo and bubinga.
  • a "decor template” in the sense of the present invention may be understood as meaning, in particular, such an original natural material or at least a surface of one which is to be imitated or imitated by the decor.
  • a “carrier” may, in particular, be understood as a layer serving as a core or as a base layer in a finished panel.
  • the wearer may already impart or contribute to the panel a suitable stability.
  • a carrier material can be understood as meaning a material which forms the carrier at least to a predominant part.
  • the carrier can consist of the carrier material.
  • the carrier material may comprise, for example, a plastic-containing matrix material in which a solid material or filler having a particle size of less than or equal to 800 ⁇ m, preferably less than or equal to 600 ⁇ m, is embedded.
  • the matrix material serves, in particular, to take up or embed the solid material in the finished carrier.
  • the matrix material in this case has a plastic or a plastic mixture.
  • the proportions of matrix material or solid material may be selectable. As a result, a good adaptability to the desired field of application is possible become. In principle, however, it may be preferred that the proportion of the solid material is greater than or equal to the proportion of the matrix material.
  • plastics which may preferably serve as matrix material include in particular thermoplastic materials, for example polyethylene or polypropylene or mixtures of the aforementioned plastics. It may further be preferred that the matrix material comprises polypropylene, such as in the form of LDPE, wherein the polypropylene may comprise a mixture of a homopolymer and a copolymer.
  • a mixture of a homopolymer and a copolymer can make particularly advantageous properties possible for the matrix material, for example by being able to be formed into a carrier in a range of ⁇ 180 ° C. to ⁇ 200 ° C., so that a particularly effective process control, for example with exemplary line speeds in a range of 6m / min.
  • the matrix material may in principle be free of a bonding agent.
  • a copolymer for example, find such a use, which is composed of, for example, consists of propylene and ethylene as monomer units, wherein the density of the copolymer may be greater than or equal to the density of the homopolymer.
  • a high melt flow rate can be made possible, wherein the melt flow rate of the homopolymer may in particular be greater than that of the copolymer.
  • the homopolymer can thereby allow a particularly good embedding of the solid material.
  • the copolymer can in particular serve the mechanical strength of the carrier material or of the carrier, since a copolymer often has a hardness that is comparatively high, in particular with respect to the homopolymer.
  • the solid which is distributed in the matrix material, this has a particle size of less than 800 .mu.m, preferably less than 600 .mu.m.
  • the solid may, for example, be a wood material, such as wood flour, or other material, such as a component of the rice plant, such as rice husk, rice stem and rice husk, cellulose or a mineral material, such as stone meal, Chalk or other inorganic mineral materials. It may be particularly preferred if the solid is formed from talc, for example consists thereof.
  • the solids may not be in the form of chips, chips or grains, that is to say in the form of powder, in a limiting manner.
  • WPC carrier which is basically known and has great acceptance.
  • a carrier according to the invention can take place by a modification of known products.
  • talc As a solid, it may be advantageous that, in particular in this embodiment, a high stability can be made possible.
  • a carrier material may allow improved moisture resistance, in particular with a reduced moisture or heat-induced swelling.
  • a magnesium silicate hydrate which may have, for example, the chemical empirical formula Mg 3 [Si 4 O 10 (OH) 2 ]. It can be advantageous if the specific surface density according to ISO 4352 (BET)) of the talcum particles is in a range of ⁇ 4 m 2 / g to ⁇ 8 m 2 / g, approximately in a range of ⁇ 5 m 2 / g to ⁇ 7 m 2 / g.
  • the talcum is present at a bulk density according to DIN 53468 in a range of ⁇ 0.15 g / cm 3 to ⁇ 0.45 g / cm 3 , approximately in a range of ⁇ 0.25 g / cm 3 to ⁇ 0.35 g / cm 3 .
  • talcum is in the form of particles having a particle size D 50 in a range of ⁇ 3 ⁇ m to ⁇ 6 ⁇ m, preferably in a range of ⁇ 4 ⁇ m to ⁇ 5 ⁇ m, for example of 4.5 ⁇ m, and or that the talcum is in the form of particles having a particle size D 98 in a range of ⁇ 10 ⁇ m to ⁇ 30 ⁇ m, preferably in a range of ⁇ 15 ⁇ m to ⁇ 20 ⁇ m, for example of 17 ⁇ m.
  • the particle size distribution basically the generally known methods, such as, for example, laser diffractometry, can be used, with which particle sizes in the range of a few nanometers up to several millimeters can be determined. Using this method, it is also possible to determine D 50 or D 98 values, which in each case state that 50% (D 50 ) or 98% (D 98 ) of the measured particles are smaller than the value specified in each case.
  • the solid material to at least 50 wt .-%, about at least 80 wt .-%, in particular about at least 90 wt .-%, for example at least 99 wt .-% based on the solid material is formed by talc, wherein the matrix material in an amount, based on the carrier material, from ⁇ 20 wt .-% to ⁇ 70 wt .-%, for example from ⁇ 30 wt .-% to ⁇ 55 wt.
  • the carrier material consists to a large extent of the solid material and the matrix material.
  • the matrix material and the solid material are present together, based on the carrier material, in an amount of ⁇ 97% by weight, for example in an amount of 100% by weight, the carrier material thus being composed of the matrix material and the solid material.
  • the carrier material may consist of at least one polymeric, in particular thermoplastic, plastic, for example, as a plastic mixture as matrix material, talc and optionally an adhesion promoter.
  • a production can be particularly cost-effective and process management can be particularly simple.
  • the carrier material may further comprise a fiber material that, based on the carrier material, in an amount of> 0 wt .-% to ⁇ 20 wt .-%, in particular from ⁇ 3 wt .-% to ⁇ 12 wt .-%, may be present from about ⁇ 5 wt .-% to ⁇ 10 wt .-%.
  • the fiber material comprises fibers which are selected from the group consisting of vegetable, animal, mineral or even artificial fibers
  • wood in particular for wood flour, that its particle size is between> 0 ⁇ m and ⁇ 600 ⁇ m with a preferred particle size distribution D 50 of ⁇ 400 ⁇ m.
  • the support material can have between ⁇ 0% by weight and ⁇ 10% by weight of further additives, such as, for example, flow aids, heat stabilizers or UV stabilizers.
  • the carrier material may comprise, for example, a matrix material comprising a plastic, a solid material and a fiber material, the solid material being at least 50% by weight, in particular at least 80% by weight, in particular at least 95% by weight.
  • the matrix material in an amount, based on the carrier material, of ⁇ 20 wt .-% to ⁇ 70 wt .-%, in particular from ⁇ 30 wt .-% to ⁇ 55 wt .-%, in particular from ⁇ 35 wt .-% to ⁇ 45 wt .-%, is present and wherein the solid material, based on the carrier material, in an amount of ⁇ 30 wt .-% to ⁇ 75 wt .-%, in particular from ⁇ 40 wt .-% to ⁇ 65 wt .-%, in particular from ⁇ 45 wt .-% to ⁇ 60 wt .-%, and wherein the fiber material, based on the carrier material, in an amount of> 0 wt.
  • % to ⁇ 20% by weight in particular from ⁇ 3% by weight to ⁇ 12% by weight, for example of ⁇ 5 Wt .-% to ⁇ 10 wt .-% is present, and wherein the matrix material, the fiber material and the solid material together, based on the carrier material (20), in an amount of ⁇ 95 wt .-%, in particular ⁇ 97 wt. %.
  • the fiber material may be preferred for the fiber material to have fibers having a length in a range of ⁇ 10 ⁇ m, preferably in a range of ⁇ 5 ⁇ m, in a range of ⁇ 2 ⁇ m to ⁇ 5 ⁇ m, for example in a range of ⁇ 3 ⁇ m to ⁇ 4 ⁇ m have.
  • this embodiment is particularly in departure from the solutions of the prior art, in which, insofar as fibers were contained in a material, have a comparatively long length in order to achieve a desired effect. Because in the prior art usually fiber lengths were used in the millimeter range.
  • fiber lengths were used in the millimeter range.
  • the fiber material may be preferred for the fiber material to have fibers which have a diameter or a thickness of ⁇ 5 ⁇ m to ⁇ 30 ⁇ m, for example in a range of ⁇ 7 ⁇ m to ⁇ 20 ⁇ m.
  • This embodiment can also allow a significant improvement in the stability, in particular in the previously defined carrier material with matrix material, solid material and fiber material in the proportions described above, wherein processability is not or not significantly worsened by the presence of the fibers.
  • a very high quality product without production-specific disadvantages can be made possible.
  • the fiber material comprises fibers selected from the group consisting of vegetable, animal, mineral or even artificial fibers.
  • vegetable fibers include, for example, cellulose fibers, lignose fibers, as well as fibers from straw, corn straw, bamboo, leaves, algae extracts, hemp, cotton or oil palm fibers.
  • animal fiber materials are keratin-based materials such as wool or horsehair. From the aforementioned fibers, for example, cellulose may be of particular advantage.
  • mineral fiber materials are mineral wool or glass wool.
  • artificial fibers include, for example, synthetic fibers such as polyester fibers or polytetrafluoroethylene (PTFE). Plant and animal fibers may have the advantage of a particularly good ecological balance, whereas mineral fibers or artificial fibers may have advantages in terms of heat and moisture resistance.
  • the fiber material comprises synthetic fibers
  • the melting temperature of the plastic fibers is higher than the melting temperature of the matrix material.
  • This refinement can in turn bring about production-specific advantages.
  • For producing a carrier from the predefined carrier material it may be advantageous to melt the carrier material or the matrix material and to form a carrier under pressure, as described below. In this embodiment, it can be prevented in such a process that the plastic fibers also melt, which could at least partially cancel the above-described advantages of the fiber material.
  • a well processable manufacturing process can be made possible while ensuring the desired properties.
  • Exemplary plastic fibers include, for example, polytetrafluoroethylene (PTFE).
  • the edge regions of a panel according to the invention can be structured or profiled, in order to provide in particular detachable connecting elements.
  • a profiling according to the invention it can be provided that a decorative and / or functional profile is introduced by means of suitable material-removing tools at least into a part of the edges of the decorative panel.
  • a functional profile is understood, for example, to mean the introduction of a tongue and / or groove profile into an edge in order to make decorative panels connectable to each other via the introduced profilings.
  • elastic materials are advantageous, since such profiles alone can be produced by them, which are particularly easy to handle and stable. In particular, no further materials are necessary to produce the fasteners.
  • a decorative substrate or primer to be provided according to the invention is applied to at least a portion of the substrate.
  • a primer can be applied in particular as a decorative substrate for printing processes.
  • this primer can be be applied in a thickness of ⁇ 10 ⁇ m to ⁇ 60 microns.
  • the primer used may be a liquid radiation-curing mixture based on a urethane or a urethane acrylate, optionally with one or more of a photoinitiator, a reactive diluent, a UV stabilizer, a rheology agent such as a thickener, radical scavenger, leveling agent, defoamer or preservative, pigment and / or or a dye.
  • a white colored primer may be applied.
  • the primer may have polyurethane, be designed as a polyurethane varnish, for example, and be provided with white pigments.
  • the decor or the decorative layer can be produced by a printing process, wherein both flexographic printing, offset printing or screen printing methods, and in particular digital printing techniques, such as inkjet method or laser printing method are suitable.
  • the decorative layer can be formed from a particular radiation-curable ink and / or ink. For example, a UV-curable ink or ink may be used.
  • the lacquer applied to the decorative layer to form a layer of a radiation-curable lacquer preferably comprises an acrylate, a diacylate, a methacrylate, a urethane, urethane acrylate or mixtures of these.
  • a lacquer may contain other constituents such as in particular a photoinitiator, a reactive diluent, a UV stabilizer, a rheology agent such as a thickener, a radical scavenger, a flow control agent, a defoamer or a preservative, a pigment and / or a dye.
  • a photoinitiator such as a photoinitiator, a reactive diluent, a UV stabilizer, a rheology agent such as a thickener, a radical scavenger, a flow control agent, a defoamer or a preservative, a pigment and / or a dye.
  • the paint is a diacrylate in a concentration between ⁇ 20 wt .-% and ⁇ 60 wt .-% and a methacrylate in a concentration between ⁇ 1 wt .-% and ⁇ 20 wt .-% having.
  • photoinitiator for radiation-curable varnishes or compositions used in the present invention for example, compounds of the group selected from benzophenones such as benzophenones, 4,4-bis (diethylamino) benzophenone, and 3,3 ', 4,4'-tetramethoxybenzophenone, anthraquinones such as t-butylanthraquinones and 2-ethylanthraquinones, thioxanthones such as 2,4-diethylthioxanthone, isopropylthioxanthone and 2,4-dichlorothioxanthone; Acetophenones such as diethoxyacetophenone, 2,2-dimethoxyphenylacetophenone, 2-hydroxy-2-methyl-1-phenylpropan-1-one, benzyldimethylketal, 1-hydroxycyclohexylphenylketone, 2-methyl-2-morpholino (4-methylthiophenyl) propan-1-one
  • a photoinitiator may, for example, be present in a concentration of between 0.5 and 5% by weight in the coating composition.
  • a hotmelt in the context of the invention is a preferably solvent-free and at room temperature more or less solid hot melt adhesive, which is applied to the decorative layer in the hot state and produces a firm connection of the plastic film to this on cooling.
  • a hotmelt suitable according to the invention preferably has a base polymer and optionally a resin constituent, stabilizers, waxes and / or nucleating agents.
  • Suitable base polymers may preferably be selected from the group consisting of polyamide, polyethylene, amorphous polyalphaolefins, ethylene-vinyl acetate copolymers, polyester elastomers, polyurethane elastomers, copolyamide elastomers and vinylpyrrolidone / vinyl acetate copolymers.
  • Suitable resin components may preferably be selected from the group consisting of rosin, terpene resins and hydrocarbon resins.
  • Suitable stabilizers may preferably be selected from the group consisting of antioxidants, such as phenols or peroxide decomposers, metal deactivators and light stabilizers.
  • a hotmelt usable according to the invention may preferably comprise beeswax, fruit wax or carnauba wax, as well as synthetic or partially systhetic waxes.
  • the structured plastic film may consist of a plastic which is selected from the group consisting of polypropylene (PP), polyethylene (PE), polyethylene terephthalate (PET), polycarbonate (PC), polybutylene terephthalate (PBT), a polytrimethylene terephthalate ( PTT), a copolymer or a block copolymer of these.
  • PP polypropylene
  • PE polyethylene
  • PET polyethylene terephthalate
  • PC polycarbonate
  • PBT polybutylene terephthalate
  • PTT polytrimethylene terephthalate
  • the plastic film preferably has a thickness between> 60 ⁇ m and ⁇ 500 ⁇ m, preferably between> 80 ⁇ m and ⁇ 350 ⁇ m, in particular between ⁇ 100 ⁇ m and ⁇ 300 ⁇ m, such as 120 ⁇ m, 140 ⁇ m, 160 ⁇ m, 180 ⁇ m, 200 ⁇ m, 220 ⁇ m, 240 ⁇ m, 260 ⁇ m or 280 ⁇ m on.
  • a thickness has proven to be particularly suitable with regard to the ease of handling in the production process of the decorative panel as well as the haptic impression achievable with it.
  • the structured plastic film has an embossing depth of between 60 ⁇ m and 180 ⁇ m.
  • the embossing depth is less than the layer thickness of the plastic film.
  • the thickness of the film in unembossed areas is to be understood as the layer thickness.
  • the embossing depth is between 25% and 65% of the layer thickness of the plastic film.
  • the lacquer applied to the structured plastic layer for forming a topcoat layer comprises an acrylate, a diacylate, a methacrylate, a urethane, urethane acrylate or mixtures thereof.
  • a lacquer may contain other constituents such as in particular a photoinitiator, a reactive diluent, a UV stabilizer, a rheology agent such as a thickener, a radical scavenger, a flow control agent, a defoamer or a preservative, a pigment and / or a dye.
  • a photoinitiator such as a reactive diluent
  • a UV stabilizer such as a UV stabilizer
  • a rheology agent such as a thickener
  • a radical scavenger such as a radical scavenger
  • a flow control agent such as a thickener
  • a radical scavenger such as a radical scavenger
  • the topcoat layer is formed from a plurality of lacquer layers or by a multiple application of lacquer compositions of the same or different Composition is formed. It can also be provided that at least one lacquer layer or a lacquer coating has a lacquer composition which has hard material such as titanium nitride, titanium carbide, silicon nitride, silicon carbide, boron carbide, tungsten carbide, tantalum carbide, aluminum oxide (corundum), zirconium oxide or mixtures of these in order to increase wear resistance increase the formed layer.
  • hard material such as titanium nitride, titanium carbide, silicon nitride, silicon carbide, boron carbide, tungsten carbide, tantalum carbide, aluminum oxide (corundum), zirconium oxide or mixtures of these in order to increase wear resistance increase the formed layer.
  • At least one lacquer layer or a lacquer coating has a lacquer composition which has a solid, for example glass ball, glass ellipses or even cellulose fibers in order to increase the wear resistance of the layer formed. It can also be provided that a lacquer layer or a lacquer coating has a lacquer composition which has both hard materials and solid of the aforementioned type.
  • a non-structured plastic film is understood as meaning a plastic film which is not completely or only partially structured and which receives additional structuring in the course of the further process.
  • an incompletely cured layer of the radiation-curable lacquer applied in step d) is one that has already been gelled by suitable measures, such as, for example, exposure to low intensity electromagnetic radiation and / or short duration has completely cured and so far still contains radically polymerizable constituents.
  • suitable measures such as, for example, exposure to low intensity electromagnetic radiation and / or short duration has completely cured and so far still contains radically polymerizable constituents.
  • an incompletely cured hot-melt layer which is accordingly changed in its viscosity by cooling.
  • the corresponding surface of the carrier is pretreated by means of a corona and / or plasma treatment. As a result, improved adhesion of the primer layer to the surface can be achieved.
  • the application of the primer layer can be effected, for example, by means of rollers, such as rubber rollers, by means of doctoring, by means of pouring devices, by means of spraying devices or a combination of the aforementioned devices.
  • rollers such as rubber rollers
  • doctoring by means of pouring devices
  • spraying devices by means of spraying devices or a combination of the aforementioned devices.
  • spraying devices by means of spraying devices or a combination of the aforementioned devices.
  • a direct printing method flexo printing, offset printing or screen printing methods, in particular, as well as in particular digital printing techniques, such as, for example, inkjet methods or laser printing methods are suitable.
  • an application of a layer of a radiation-curable lacquer or a hotmelt takes place.
  • the application of this lacquer layer can take place, for example, by means of rollers, such as rubber rollers, by means of doctoring, by means of pouring devices, by means of spraying devices or a combination of the aforementioned devices.
  • the applied lacquer layer is partially cured by the action of electromagnetic radiation, such as UV radiation or microwave radiation, wherein this partial curing is carried out with the proviso that the applied layer still has a residual fluidity and is not fully cured.
  • electromagnetic radiation such as UV radiation or microwave radiation
  • the applied hotmelt layer is partially cured by cooling, this partial hardening with the proviso takes place that the applied layer still has a residual fluidity and is not fully cured.
  • a structured or unstructured plastic film is applied to the still flowable paint bed or Hotmeltbett. This can be done for example by means of a calender in a calendering step.
  • the plastic film can be at least partially pressed into the paint bed.
  • the application of the plastic film takes place while avoiding the inclusion of air bubbles between the paint layer and the plastic film.
  • the plastic film After the application of the plastic film to the lacquer layer or the hotmelt layer, the latter is cured by the action of suitable electromagnetic radiation, whereby the film applied thereto is firmly bonded to the hitherto performed layer structure.
  • an embossing roller, a embossing plate or an embossing stamp having an embossing depth which is smaller than the thickness of the plastic film applied in step e1) are used as embossing means in step e3).
  • the embossing agent has an embossing depth between 25% and 65% of the layer thickness of the plastic film.
  • the embossing takes place under the action of heat.
  • the plastic film is heated by means of suitable devices, such as IR emitters, at least superficially.
  • the embossing means is heated by means of suitable means.
  • the heat action is controlled such that the plastic film is heated to a temperature in the range between 30% and 80%, preferably 40% and 70% of the melting temperature of the plastic film material. It has been shown that with such a heating rate, a good embossing result can be achieved without substantially adversely affecting the durability of the film.
  • the heat is controlled so that a surface temperature of the film of 130 ° C is not exceeded.
  • an embossing lacquer is applied to the latter, which has sufficient flexibility to be embossed in a subsequent embossing step.
  • an embossing lacquer is preferably likewise a radiation-curable lacquer composition.
  • the decorative image has so-called register markings, by means of which the embossing means or the already structured plastic film are aligned with respect to the decor, in order to ensure a structuring which is synchronous with the decoration.
  • the side facing the carrier of the plastic film prior to application to the not yet or not fully cured layer of the applied in step d) radiation-curable varnish a corona treatment and / or plasma treatment subjected.
  • an adhesive primer is applied.
  • a composition comprising swelling agent and / or solvent suitable for the plastic film material is applied as the adhesion primer.
  • a composition may, for example, acetone, methyl ethyl ketone, ethyl acetate, isobutyl acetate, tetrahydrofuran, dimethyl sulfoxide, sulfolane, acetonitrile, nitromethane, ⁇ -butyrolactone or mixtures thereof.
  • such a composition can have, for example, between ⁇ 5% by weight and ⁇ 35% by weight of isobutyl acetate and between ⁇ 2% by weight and ⁇ 65% by weight of methyl ethyl ketone.
  • the method is interrupted by method steps e2) or e2 ') or e3) and thus before the application of the top layer in step (f).
  • a storable intermediate product or semifinished product is obtained, which can be further processed temporally and / or spatially from the previous production process by application of the cover layer, optionally with prior structuring.
  • the invention thus expressly also encompasses a method for producing such an intermediate product, which then consists of a carrier, a primer layer, a decorative layer, a layer of a radiation-curable lacquer or a hotmelt and a plastic film arranged on the decorative layer.
  • a topcoat layer of a radiation-curable lacquer is applied.
  • the topcoat layer is formed by a multiple application of coating compositions of the same or different composition and the corresponding step f) is carried out repeatedly.
  • at least one lacquer layer or a lacquer coating has a lacquer composition which comprises hard materials such as titanium nitride, titanium carbide, silicon nitride, silicon carbide, boron carbide, tungsten carbide, tantalum carbide, aluminum oxide (corundum), zirconium oxide or mixtures of these in order to increase wear resistance increase the formed layer.
  • At least one lacquer layer or a lacquer coating has a lacquer composition which has a solid, for example glass ball, glass ellipses or even cellulose fibers in order to increase the wear resistance of the layer formed. It can also be provided that a lacquer layer or a lacquer coating has a lacquer composition which has both hard materials and solid of the aforementioned type.
  • step g) the curing of the topcoat layer applied in step f) takes place.
  • step f) in the manner described above, it may be provided that step g) is also repeated, optionally with the proviso that between the repetition of step f) no complete curing of the applied paint composition takes place, but only a partial cure or angling and a final curing by a correspondingly long and / or intense exposure to suitable electromagnetic radiation, such as UV radiation or microwave radiation takes place.
  • Fig. 1 schematically shows the structure of a decorated and surface-structured wall and or floor panel 100 according to the invention in this case, the panel has a preferably made of a Kunststoffkompositmaterial carrier 110.
  • a primer layer 120 is arranged, which can also serve as a printing substrate for the decorative layer 130 arranged above.
  • the decorative layer 130 can be applied to the primer layer 120 by means of a direct printing method such as, for example, flexographic printing, offset printing or screen printing methods, and in particular by means of digital printing techniques, such as, for example, inkjet methods or laser printing methods.
  • a layer 140 of a radiation-curable lacquer or a hotmelt is arranged, by means of which the structured plastic film 150 arranged on the layer 140 is connected to the layer composite.
  • a topcoat layer 160 is disposed above the structured plastic film 150. It may be provided that the topcoat layer 160 to improve the wear resistance hard materials and / or solids and / or fibers. In any case, the topcoat layer is designed such that it does not completely or not completely level the surface structure caused by the structured plastic film, so that it is at least partially haptically perceptible on the surface of the wall or floor panel.
  • Fig. 2 schematically shows an intermediate 101, as can be obtained in the context of the method according to the invention.
  • the layers 110, 120, 130 and 140 correspond to those from the Fig. 1 known layers.
  • a not or not finally structured plastic film 151 instead of an already pre-structured plastic film has the in Fig. 2 shown intermediate product a not or not finally structured plastic film 151.
  • the surface of the intermediate product 101 formed by the plastic film can be structured by means of suitable embossing means, in particular under the action of heat.
  • the application of a topcoat layer can then take place.
  • Fig. 3 schematically shows an intermediate product 102, as can be obtained in the context of the method according to the invention.
  • the layers 110, 120, 130 and 140 correspond to those from the Fig. 1 known layers.
  • the layer 152 represents in the embodiment shown a structured plastic film. This can either be an already pre-structured plastic film, or an unstructured plastic film as shown in FIG Fig. 2 is shown, which was structured in an optionally temporally and / or spatially separate further processing step by means of suitable embossing means, in particular under the action of heat.
  • the application of a topcoat layer can then take place.

Landscapes

  • Laminated Bodies (AREA)
  • Application Of Or Painting With Fluid Materials (AREA)
EP17151000.1A 2017-01-11 2017-01-11 Dekoriertes oberflächenstrukturiertes wand- oder bodenpaneel Withdrawn EP3348418A1 (de)

Priority Applications (8)

Application Number Priority Date Filing Date Title
EP17151000.1A EP3348418A1 (de) 2017-01-11 2017-01-11 Dekoriertes oberflächenstrukturiertes wand- oder bodenpaneel
PCT/EP2018/050580 WO2018130580A1 (de) 2017-01-11 2018-01-10 Dekoriertes oberflächenstrukturiertes wand- oder bodenpaneel
PT187001631T PT3568307T (pt) 2017-01-11 2018-01-10 Painel de parede ou de pavimento decorado e de superfície estruturada
PL18700163.1T PL3568307T3 (pl) 2017-01-11 2018-01-10 Dekorowany panel ścienny lub podłogowy o powierzchni strukturalnej
EP18700163.1A EP3568307B1 (de) 2017-01-11 2018-01-10 Dekoriertes oberflächenstrukturiertes wand- oder bodenpaneel
ES18700163T ES2924867T3 (es) 2017-01-11 2018-01-10 Panel de pared o de suelo decorado y con la superficie estructurada
US16/462,786 US10967671B2 (en) 2017-01-11 2018-01-10 Decorated surface-structured wall or floor panel
US17/197,262 US11691453B2 (en) 2017-01-11 2021-03-10 Decorated surface-structured wall or floor panel

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP17151000.1A EP3348418A1 (de) 2017-01-11 2017-01-11 Dekoriertes oberflächenstrukturiertes wand- oder bodenpaneel

Publications (1)

Publication Number Publication Date
EP3348418A1 true EP3348418A1 (de) 2018-07-18

Family

ID=57796180

Family Applications (2)

Application Number Title Priority Date Filing Date
EP17151000.1A Withdrawn EP3348418A1 (de) 2017-01-11 2017-01-11 Dekoriertes oberflächenstrukturiertes wand- oder bodenpaneel
EP18700163.1A Active EP3568307B1 (de) 2017-01-11 2018-01-10 Dekoriertes oberflächenstrukturiertes wand- oder bodenpaneel

Family Applications After (1)

Application Number Title Priority Date Filing Date
EP18700163.1A Active EP3568307B1 (de) 2017-01-11 2018-01-10 Dekoriertes oberflächenstrukturiertes wand- oder bodenpaneel

Country Status (6)

Country Link
US (2) US10967671B2 (pt)
EP (2) EP3348418A1 (pt)
ES (1) ES2924867T3 (pt)
PL (1) PL3568307T3 (pt)
PT (1) PT3568307T (pt)
WO (1) WO2018130580A1 (pt)

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CN112497375A (zh) * 2020-11-26 2021-03-16 浙江升华云峰新材股份有限公司 一种数字化木纹3d数码喷印装饰板及其生产工艺
EP3851294A1 (de) * 2020-01-15 2021-07-21 Flooring Technologies Ltd. Verfahren und vorrichtung zur bereitstellung von mit individualisierten dekoren versehenen laminatpaneelen
WO2021144201A1 (de) * 2020-01-13 2021-07-22 Flooring Technologies Ltd. Verfahren und vorrichtung zur bereitstellung von mit individualisierten dekoren versehenen laminatpaneelen
US11279070B2 (en) 2016-11-25 2022-03-22 Akzenta Paneele + Profile Gmbh Carrier material for a decorated wall or floor panel

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EP3348418A1 (de) * 2017-01-11 2018-07-18 Akzenta Paneele + Profile GmbH Dekoriertes oberflächenstrukturiertes wand- oder bodenpaneel
ES2960896T3 (es) * 2019-12-12 2024-03-07 Akzenta Paneele Profile Gmbh Película de protección contra el desgaste estructurada mediante impresión digital con nivel de brillo ajustable

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WO2012001109A1 (en) * 2010-06-30 2012-01-05 Spanolux N.V.- Div. Balterio A panel comprising a polymeric composite layer and a method of manufacturing such panel
DE202011107844U1 (de) * 2011-11-15 2013-02-18 Surface Technologies Gmbh & Co. Kg Paneel mit Kantenbrechung
DE102012022461A1 (de) * 2012-11-15 2014-05-15 SÜDDEKOR GmbH Herstellung von Fußböden, Decken - und Wandverkleidungen
EP2829415A1 (de) 2013-07-22 2015-01-28 Akzenta Paneele + Profile GmbH Verfahren zur Herstellung eines dekorierten Wand-und Bodenpaneels
EP2927017A1 (en) * 2014-04-04 2015-10-07 Spanolux N.V. Div. Balterio A method of covering a substrate

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EP3348418A1 (de) * 2017-01-11 2018-07-18 Akzenta Paneele + Profile GmbH Dekoriertes oberflächenstrukturiertes wand- oder bodenpaneel
ES2843536T3 (es) 2017-01-13 2021-07-19 Akzenta Paneele Profile Gmbh Panel de pared o de suelo con superficie estructurada y decorada, a base de placa de fibrocemento

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WO2012001109A1 (en) * 2010-06-30 2012-01-05 Spanolux N.V.- Div. Balterio A panel comprising a polymeric composite layer and a method of manufacturing such panel
DE202011107844U1 (de) * 2011-11-15 2013-02-18 Surface Technologies Gmbh & Co. Kg Paneel mit Kantenbrechung
DE102012022461A1 (de) * 2012-11-15 2014-05-15 SÜDDEKOR GmbH Herstellung von Fußböden, Decken - und Wandverkleidungen
EP2829415A1 (de) 2013-07-22 2015-01-28 Akzenta Paneele + Profile GmbH Verfahren zur Herstellung eines dekorierten Wand-und Bodenpaneels
EP2927017A1 (en) * 2014-04-04 2015-10-07 Spanolux N.V. Div. Balterio A method of covering a substrate

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US11279070B2 (en) 2016-11-25 2022-03-22 Akzenta Paneele + Profile Gmbh Carrier material for a decorated wall or floor panel
WO2021144201A1 (de) * 2020-01-13 2021-07-22 Flooring Technologies Ltd. Verfahren und vorrichtung zur bereitstellung von mit individualisierten dekoren versehenen laminatpaneelen
EP3851294A1 (de) * 2020-01-15 2021-07-21 Flooring Technologies Ltd. Verfahren und vorrichtung zur bereitstellung von mit individualisierten dekoren versehenen laminatpaneelen
CN112497375A (zh) * 2020-11-26 2021-03-16 浙江升华云峰新材股份有限公司 一种数字化木纹3d数码喷印装饰板及其生产工艺

Also Published As

Publication number Publication date
WO2018130580A1 (de) 2018-07-19
US11691453B2 (en) 2023-07-04
EP3568307A1 (de) 2019-11-20
US20210187996A1 (en) 2021-06-24
PL3568307T3 (pl) 2022-10-10
ES2924867T3 (es) 2022-10-11
US20190366757A1 (en) 2019-12-05
EP3568307B1 (de) 2022-06-15
US10967671B2 (en) 2021-04-06
PT3568307T (pt) 2022-08-18

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