WO2017174475A1 - Plaque à absorption acoustique pour l'aménagement intérieur de bâtiments ou pour la zone extérieure protégée contre les intempéries et procédé de fabrication de celle-ci - Google Patents

Plaque à absorption acoustique pour l'aménagement intérieur de bâtiments ou pour la zone extérieure protégée contre les intempéries et procédé de fabrication de celle-ci Download PDF

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Publication number
WO2017174475A1
WO2017174475A1 PCT/EP2017/057798 EP2017057798W WO2017174475A1 WO 2017174475 A1 WO2017174475 A1 WO 2017174475A1 EP 2017057798 W EP2017057798 W EP 2017057798W WO 2017174475 A1 WO2017174475 A1 WO 2017174475A1
Authority
WO
WIPO (PCT)
Prior art keywords
base plate
holes
coating
sound
permeable
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.)
Ceased
Application number
PCT/EP2017/057798
Other languages
German (de)
English (en)
Inventor
Georg HEGGLIN
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.)
Nh Akustik and Design AG
Original Assignee
Nh Akustik and Design AG
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
Priority claimed from CH00434/16A external-priority patent/CH712317A2/de
Application filed by Nh Akustik and Design AG filed Critical Nh Akustik and Design AG
Publication of WO2017174475A1 publication Critical patent/WO2017174475A1/fr
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E04—BUILDING
    • E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
    • E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
    • E04B1/62—Insulation or other protection; Elements or use of specified material therefor
    • E04B1/74—Heat, sound or noise insulation, absorption, or reflection; Other building methods affording favourable thermal or acoustical conditions, e.g. accumulating of heat within walls
    • E04B1/82—Heat, sound or noise insulation, absorption, or reflection; Other building methods affording favourable thermal or acoustical conditions, e.g. accumulating of heat within walls specifically with respect to sound only
    • E04B1/84—Sound-absorbing elements
    • E04B1/86—Sound-absorbing elements slab-shaped
    • 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
    • E04F13/08—Coverings or linings, e.g. for walls or ceilings composed of covering or lining elements; Sub-structures therefor; Fastening means therefor composed of a plurality of similar covering or lining elements
    • E04F13/0867—Coverings or linings, e.g. for walls or ceilings composed of covering or lining elements; Sub-structures therefor; Fastening means therefor composed of a plurality of similar covering or lining elements having acoustic absorption means on the visible surface
    • E—FIXED CONSTRUCTIONS
    • E04—BUILDING
    • E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
    • E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
    • E04B1/62—Insulation or other protection; Elements or use of specified material therefor
    • E04B1/74—Heat, sound or noise insulation, absorption, or reflection; Other building methods affording favourable thermal or acoustical conditions, e.g. accumulating of heat within walls
    • E04B1/82—Heat, sound or noise insulation, absorption, or reflection; Other building methods affording favourable thermal or acoustical conditions, e.g. accumulating of heat within walls specifically with respect to sound only
    • E04B1/84—Sound-absorbing elements
    • E04B2001/8457—Solid slabs or blocks
    • E04B2001/8461—Solid slabs or blocks layered
    • E—FIXED CONSTRUCTIONS
    • E04—BUILDING
    • E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
    • E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
    • E04B1/62—Insulation or other protection; Elements or use of specified material therefor
    • E04B1/74—Heat, sound or noise insulation, absorption, or reflection; Other building methods affording favourable thermal or acoustical conditions, e.g. accumulating of heat within walls
    • E04B1/82—Heat, sound or noise insulation, absorption, or reflection; Other building methods affording favourable thermal or acoustical conditions, e.g. accumulating of heat within walls specifically with respect to sound only
    • E04B1/84—Sound-absorbing elements
    • E04B2001/8457—Solid slabs or blocks
    • E04B2001/8476—Solid slabs or blocks with acoustical cavities, with or without acoustical filling
    • E04B2001/848—Solid slabs or blocks with acoustical cavities, with or without acoustical filling the cavities opening onto the face of the element
    • E04B2001/8485—Solid slabs or blocks with acoustical cavities, with or without acoustical filling the cavities opening onto the face of the element the opening being restricted, e.g. forming Helmoltz resonators
    • E—FIXED CONSTRUCTIONS
    • E04—BUILDING
    • E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
    • E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
    • E04B1/62—Insulation or other protection; Elements or use of specified material therefor
    • E04B1/74—Heat, sound or noise insulation, absorption, or reflection; Other building methods affording favourable thermal or acoustical conditions, e.g. accumulating of heat within walls
    • E04B1/82—Heat, sound or noise insulation, absorption, or reflection; Other building methods affording favourable thermal or acoustical conditions, e.g. accumulating of heat within walls specifically with respect to sound only
    • E04B1/84—Sound-absorbing elements
    • E04B2001/8457—Solid slabs or blocks
    • E04B2001/8476—Solid slabs or blocks with acoustical cavities, with or without acoustical filling
    • E04B2001/848—Solid slabs or blocks with acoustical cavities, with or without acoustical filling the cavities opening onto the face of the element
    • E04B2001/849—Groove or slot type openings
    • E—FIXED CONSTRUCTIONS
    • E04—BUILDING
    • E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
    • E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
    • E04B1/62—Insulation or other protection; Elements or use of specified material therefor
    • E04B1/74—Heat, sound or noise insulation, absorption, or reflection; Other building methods affording favourable thermal or acoustical conditions, e.g. accumulating of heat within walls
    • E04B1/82—Heat, sound or noise insulation, absorption, or reflection; Other building methods affording favourable thermal or acoustical conditions, e.g. accumulating of heat within walls specifically with respect to sound only
    • E04B1/84—Sound-absorbing elements
    • E04B2001/8457—Solid slabs or blocks
    • E04B2001/8476—Solid slabs or blocks with acoustical cavities, with or without acoustical filling
    • E04B2001/848—Solid slabs or blocks with acoustical cavities, with or without acoustical filling the cavities opening onto the face of the element
    • E04B2001/8495—Solid slabs or blocks with acoustical cavities, with or without acoustical filling the cavities opening onto the face of the element the openings going through from one face to the other face of the element
    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10K—SOUND-PRODUCING DEVICES; METHODS OR DEVICES FOR PROTECTING AGAINST, OR FOR DAMPING, NOISE OR OTHER ACOUSTIC WAVES IN GENERAL; ACOUSTICS NOT OTHERWISE PROVIDED FOR
    • G10K11/00—Methods or devices for transmitting, conducting or directing sound in general; Methods or devices for protecting against, or for damping, noise or other acoustic waves in general
    • G10K11/16—Methods or devices for protecting against, or for damping, noise or other acoustic waves in general
    • G10K11/162—Selection of materials
    • G10K11/168—Plural layers of different materials, e.g. sandwiches

Definitions

  • This invention relates to a sound absorbing panel as it is used for the interior of buildings.
  • This plate can also be used outdoors, as far as it is not exposed to the weather.
  • the invention relates to the method according to which this sound-absorbing plate is produced.
  • Porous carrier plates are used, which are afterwards provided with a mineral plaster for indoor use.
  • An advantage of such a cladding is that the seamless plaster creates an optically continuous surface as a wall or ceiling.
  • the subsequent plastering is associated with a considerable effort, and a cozy interior with wood veneer finish is not feasible.
  • MDF boards perforated or grooved medium-density wood fiber boards or medium-density fiberboard (MDF boards) are installed, which are provided with a thin cover layer, which has small holes of about 2mm diameter.
  • Such plates consist of a wood material or wood fibers.
  • MDF is derived from the fact that the density lies between that of sawn timber and that of wet fiber boards.
  • MDF boards have a density of 650kg / m 3 to 800kg / m 3
  • light MDF boards have a density of 550kg / m 3 to 650kg / m 3
  • ultralight MDF boards have a density of less than 550kg / m 3
  • Such boards are coated with film-like laminates or laminates, on the one hand with Continuous Pressed Laminates HPL and on the other hand with High Pressure Laminates HPL with a thickness of> 2 mm.
  • These are compact panels according to standard EN 438.
  • the acoustic absorption effect is limited in these plates and, moreover, they are still relatively heavy for assembly.
  • the object of the present invention is to provide an improved sound-absorbing panel, suitable for the interior construction of buildings or the weatherproof outdoor area, which is particularly lightweight, inexpensive to produce and assemble, and the efficient Sound absorption offers and visually hardly distinguishable from an interior finish in wood or wood veneer.
  • a sound-absorbing plate suitable for the interior of buildings or for the weather-protected outdoor area, consisting of an air-permeable base plate of 4 mm to 40mm thickness, which is characterized in that this base plate on one side by means of a Laser beam generated holes or slots of 0.2 mm to 1 .0 mm diameter or 0.2 mm to 1 .0 mm wide.
  • a method for producing a sound-absorbing plate which is characterized in that a base plate, which is rendered permeable to air either through a plurality of blind holes or grooves over the depth, the blind holes or grooves beyond its bottom leave a wall of 0.3 mm to 3 mm, or alternatively a base plate, which is made permeable to air by means of a continuous perforation or which consists of air-permeable material and is provided in both latter cases with a continuous coating, then by burning through holes or slots from the wall or, if present, the entire coating is made permeable to air by means of a laser beam.
  • Figure 1 A base plate in a regular pattern of introduced blind holes in the back to form thin areas or walls on the front;
  • Figure 2 The base plate of Figure 1 seen from the other, front side, with the introduced on this front by means of a laser beam holes or slots for the refraction of sound;
  • FIGS. 1 and 2 shows an edge section of a base plate according to FIGS. 1 and 2, wherein the edge region, like a cross section through the centers of the blind holes, leads a row of blind holes, and underneath a detail of an edge region or cross section enlarged;
  • Figure 4 The back of a MDF board provided with grooves which are milled in sections, so that a thin wall is left under the Nutenböden;
  • Figure 5 The back of an MDF board with grooves cut at right angles to each other, which are milled in sections, so that a thin wall is left under the Nutenböden;
  • Figure 6 The minimal structure of a sound-absorbing plate with a
  • Expanded glass base plate and a film-like, applied material as a coating and a surface treatment of the coating The structure of a sound-absorbing plate with a Blähglas- base plate and applied material for the front, as well as with an additional filter mat on its back;
  • FIG. 9 an air-permeable base plate in the initial state
  • FIG. 10 The air-permeable base plate according to FIG. 9 after the application of a glue layer
  • a schematic representation of an apparatus for the last method step namely the introduction of a plurality of holes or slots by means of a movable laser beam.
  • the sound-absorbing panel for interior design consists of an air-permeable base plate of 4 mm to 40 mm thickness.
  • the material of the base plate is thus permeable to air, which is ensured for example by a porous Gundplatte. If you place your mouth against the base plate and you can blow or suck air through it, so the requirement of air permeability in the case of a base plate made of air-permeable material is met.
  • a base plate made of porous expanded glass is suitable.
  • Such a Blähglasplatte offers sufficient stability and strength for the Innausbau as well as for the weather-protected outdoor area.
  • Teen else can do it instead of blown glass Material to be selected, which has similar properties.
  • Perlite or similar materials are suitable, which can be glued and pressed into a porous base plate.
  • a base plate made of air-impermeable material can initially be made permeable to air, for example by the introduction of blind holes, wherein the stood walls behind the bottoms of the blind holes are subsequently finely perforated.
  • a plate may be provided with a plurality of penetrating holes, thus creating a perforation.
  • a coating is then glued, from which by means of a laser beam many very fine holes or slots are burned out.
  • the base plate 1 In order to achieve efficient sound absorption, the base plate 1 must ultimately be permeable to air or porous.
  • a common medium-density fiberboard MDF occur. But because it is not permeable to air or at least not sufficiently permeable to air, it is first made permeable to air by many blind holes 10 are introduced from one side into it, as shown with reference to Figure 1.
  • the pattern of holes 10 may be regular as shown, but the holes 10 may be arranged irregularly and the holes may be of different sizes Instead of drilling the blind holes, other methods may be used o grooves of up to 10 mm wide can be partially cut into the plate, but each on leave a thin wall on its floor.
  • through holes can also be made if the plate is subsequently provided with a coating 2.
  • the aim is to make the MDF board 1 by introducing these holes 10 first easier and secondly, at least initially over the depth of the holes 10 permeable to air.
  • the continuous surface on that side opposite to the blind holes 10 perforated side of the plate 1 can be either painted, oiled, waxed or painted.
  • fine holes or slits 3 of just 0.2 mm, only 1 .0 mm in diameter or 0.2 mm to 1 .0 mm in width are introduced.
  • An example of such holes 3 introduced on the front side of the plate 1 is shown in FIG. As many holes 3 or slots are burnt out, that there are about 1 to 40 fine holes or fine such slots per cm 2 . These are guideline values. Deviations from below and above are possible.
  • These small holes 3 or slots are so fine that they can be rationally introduced into the plate material only with a laser beam.
  • these holes 3 produced by means of a laser beam are introduced in much greater density than the blind holes 10, as shown here. Seen from a distance of a few meters, these holes 3 are no longer visible and give the impression of a continuous wood or veneer. If such panels are installed on walls or ceilings, the viewer will notice nothing of the fine holes 3. Nevertheless, the panels offer excellent sound insulation.
  • Figure 3 shows an edge portion of such a plate according to Figures 1 and 2 and including an enlarged section thereof.
  • these fine holes 3 are completely cleared by an automatically controlled laser beam 8, so that the holes 3 or slots from the front of the plate 1 directly into the interior of the Blind holes 10 lead.
  • a laser beam 8 impinges on a web 12 between two blind holes 10, ie on the full, thick layer of material MDF plate 1
  • a fine blind hole 13 is generated by him, which is slightly more than 0.3 mm to 3 mm deep, depending After how thick the wall to be penetrated 1 1 in the blind holes 10.
  • This is a so prepared MDF board 1 finished and can be installed in the simplest case directly in this form as a sound-absorbing, air-permeable and lightweight interior panel, with the finely perforated side as a visible front.
  • slots or grooves 14 can be introduced into an MDF board.
  • FIG. 4 shows a possible example for this.
  • a cutter grooves 14 are milled out of the material of the plate 1 sections, with a thin wall 15 is allowed to stand, that is, the distance from the bottom of the groove 14 to the other side of the plate 1 is only 0.3 mm to 3 mm.
  • a large number of laser holes are burned through the sections of thin walls 15 on its front side.
  • the laser beam penetrates slightly deeper than what makes the wall thickness of the walls 15 in the material of the plate 1 a.
  • a small through hole of 0.2 mm to 1 .0 mm diameter through which air can flow and which serves to absorb sound.
  • Starting point can thereby be both an MDF board, which is provided by means of a perforation, ie a plurality of through holes of eg 5 mm to 20mm, or on the basis of a plate 1 is permeable to air due to their material, as already described in section [001 1] was and as shown here in Figure 6.
  • Such an air-permeable plate 1 is first provided with a film-like coating 2.
  • This coating 2 of about 0.2 mm to 2 mm thickness is glued to a glue layer 4 and pressed with the base plate 1. Thereafter, the surface of the coating 2 is treated, that is, the coating 2 is optionally painted, oiled, waxed or painted.
  • the resulting surface layer is denoted by 5 here.
  • fine holes 3 or fine slits are burned in the surface layer 5 and the underlying coating 2, those of 0.2 mm - 1 .0 mm in diameter or width.
  • the holes 3 or slots are created so that they completely penetrate the coating 2 and the treated surface 5.
  • the holes 3 ensure that the sound can penetrate the coating 2 and the surface layer 5 and is then absorbed in the porous base plate 1.
  • a perforated plate of otherwise air-impermeable material hits a plurality of fine holes 3 or slots on the perforation holes due to their tight arrangement, whereby the air and its sound is guided into the interior of the plate.
  • the fineness of the holes 3 or slots has the advantage that in addition to the efficient sound absorption these holes 3 or slots are barely visible at a distance and the inner panel therefore preserves the desired aesthetics of the selected surface layer.
  • Various materials can be used for the coating.
  • known decorative papers with densities of between 60 g / m 2 and 350 g / m 2 are suitable.
  • Another suitable laminate are so-called Kraft papers which are impregnated with phenolic resin and referred to as core layers because they are pressed in the laminate core.
  • the basis weight of Kraft papers is in the range of 80 g / m 2 to 300 g / m 2 , with high grammages being used primarily for compact disks.
  • an overlay that is a bleached, transparent paper with high resin absorption capacity. It is used to improve the abrasion resistance and to protect the decorative print image.
  • An underlay or barrier paper is a paper layer between decorative and soda kraft paper, to prevent chemical interference between the resins or to achieve optical effects.
  • Melamine-formaldehyde resins give transparent and hard surfaces and are therefore ideally suited for impregnating decorative papers. To impregnate the core layers of brown and relatively elastic phenol-formaldehyde resins are used.
  • Decorative sound absorbing mecanicausbauplatten preferably consist of expanded glass plates with a coating of cellulose fiber webs (paper), which are impregnated with thermosetting resins, or even MDF boards that are perforated and coated or provided on their back with blind holes.
  • the cover layer on the front usually consists of a melamine resin impregnated overlay, decorative paper and, if applicable, a barrier.
  • the core of a laminate consists of Kraft papers impregnated with phenolic resin. The supply of heat and pressure causes a flow and subsequent curing of the resins. The crosslinking of the resins, reinforced by the cellulose fibers of the papers, results in a very dense material with a closed surface.
  • the laminate structure provides information about the number of paper layers and their composition, ie the laminate thickness and the qualitative properties.
  • the number and weights of the core papers as well as the use of overlay and underlay are taken into account.
  • the fine holes 3 or slits are introduced by means of a laser beam.
  • So-called continuous pressure laminates Continuous Pressure Laminate CPL
  • Continuous Pressure Laminate CPL are produced in continuous double belt presses with a pressure between 30 bar and 70 bar and temperatures between 150 ° C and 170 ° C.
  • the feed rate of production varies between 8 m / min. and 15 m / min.
  • a CPL is therefore a laminate that results from the continuous pressing of several layers of paper with hardening melamine resin.
  • the surface is provided with a protective film of melamine resin. That makes them extremely resilient.
  • CPL surfaces are significantly more abrasion, scratch and impact resistant than other surfaces. They withstand light scratches as well as crayons. They are resistant to solvents and heat, smudge-proof and easy to clean. Light soiling can be easily removed. CPL surfaces are colourfast and lightfast, so they do not darken. These CPL are cut widthwise, ground on the back and wound on a reel, directly after the press. They are also suitable as coating material 2 for application to the expanded glass base body 1.
  • Another material for the coating 2, which is suitable for application to the base plate 1 made of blown glass, are high-pressure laminates ⁇ High Pressure Laminates HPL), which in discontinuously operating multi-day presses with a pressure between 50 bar and 90 bar and temperatures of> 120 ° C are produced.
  • the floor presses have between 10 and 20 storeys and each floor holds approx. 8 laminate boards with a nominal thickness of 0.5 mm to 0.8 mm.
  • the complete press cycle including re-cooling takes between 20 and 60 minutes.
  • the length and width formatting of HPL is done in separate steps.
  • the base plate 1 of porous expanded glass and of 4 mm to 40 mm thickness can therefore be coated on its front with several variants of coating materials 2.
  • it can have the same or a similar coating on the back as on the visible side be provided, or with a fleece or a filter mat 5, for example, 1 mm thickness, as shown in Figure 7.
  • Such a plate can also be used for doors, as well as needed for other pieces of furniture.
  • Figure 8 shows a variant of the structure of the sound-absorbing plate with expanded glass base plate 1 and applied thereon coating material 2 with fine through holes 3 for the front, as well as a stone wool mat 6 of 10 mm to 80 mm thickness on their Back, for particularly good sound absorption values.
  • Figures 9 to 12 show the production of this sound-absorbing plate in chronological order.
  • the starting point is a porous base plate such as a blown glass plate 1, which is cut into the desired size.
  • a coating material 2 in the form of, for example, a melamine paper, a laminate of paper, soaked in malamine, or an HPL or CPL film or a CPL laminate.
  • the coating 2 may also consist of a wood veneer, and this has a thickness of about 0.2 mm to 2 mm.
  • It is pressed with the base plate 1 by means of a pressing process.
  • a suitable pressing device can accommodate plates measuring 4.10 mx 1.50 m.
  • the base plate 1 with the coating 2 is optionally painted, oiled, waxed or painted by means of a rolling or spraying method or by hand.
  • the coated plate 1 thus produced is provided on the coating side afterwards with very fine holes 3 or slots.
  • the coated plate 1 is inserted in a device with a mobile laser device 7, as shown in FIG.
  • the laser device is guided along a rail 9 and can also be moved vertically to this rail CNC-controlled.
  • the laser beam 8 generates holes 3 or slits of from 0.2 mm to 1 .0 mm in the surface 5 and coating 2.
  • the guide of the laser 8 by means of a special software CNC controlled in all hole and slot intervals and shapes in the highest precision, and so the holes 3 are lasered to the plate format.
  • the base plate 1 may optionally on its back, which faces away from the coating side, the same as on the front, or be equipped with a rock wool mat or a filter mat. Instead of a rock wool mat is any other similar material that is useful for sound absorption.
  • this plate can also be used in the outdoor area of buildings, as far as the weather conditions allow.

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  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Engineering & Computer Science (AREA)
  • Architecture (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
  • Electromagnetism (AREA)
  • Laminated Bodies (AREA)
  • Building Environments (AREA)

Abstract

L'invention concerne une plaque à absorption acoustique qui est adaptée à l'aménagement intérieur de bâtiments ainsi qu'à la zone extérieure protégée contre les intempéries. Elle se compose d'une plaque de base poreuse ou perforée ou fendue (1), d'une épaisseur de 4 mm à 40 mm. Un revêtement (2) en matériau de 0,2 mm à 2 mm d'épaisseur est collé à cette plaque de base (1), dans l'exemple illustré, sur un côté. Sur ce revêtement, la surface (5) est sélectivement traitée selon les exigences esthétiques. Des trous (3) de 0,2 mm à 1,0 mm de diamètre, ménagés depuis le côté extérieur au moyen d'un faisceau laser, sont réalisés par brûlage dans ce revêtement (2) et cette surface traitée (5). Les trous (3) traversent complètement le revêtement (2) et la surface (5) de sorte que le son peut parvenir à la plaque de base poreuse (1) à travers lesdits trous. Le procédé de fabrication de cette plaque à absorption acoustique comprend les étapes suivantes consistant à : a) appliquer un adhésif (4) sur une plaque de base (1) perméable à l'air, b) déposer un revêtement (2) de 0,2 mm à 2 mm d'épaisseur, (c) presser le revêtement (2) avec la plaque de base (1) par un procédé de pressage ou de laminage, (d) traiter sélectivement la surface (5) du revêtement (2) par un procédé de laminage ou de pulvérisation ou à la main ; et e) réaliser des trous traversants (3) ou fentes traversantes par brûlage dans le revêtement au moyen d'un faisceau laser.
PCT/EP2017/057798 2016-04-04 2017-04-03 Plaque à absorption acoustique pour l'aménagement intérieur de bâtiments ou pour la zone extérieure protégée contre les intempéries et procédé de fabrication de celle-ci Ceased WO2017174475A1 (fr)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
CH434/16 2016-04-04
CH00434/16A CH712317A2 (de) 2016-04-04 2016-04-04 Schallabsorbierende Platte für den Innenausbau von Gebäuden oder für den wettergeschützten Aussenbereich, und Verfahren zu ihrer Herstellung.
CH00187/17 2017-02-19
CH00187/17A CH712343B1 (de) 2016-04-04 2017-02-19 Schallabsorbierende Platte für den Innenausbau von Gebäuden oder für den wettergeschützten Aussenbereich und Verfahren zu ihrer Herstellung.

Publications (1)

Publication Number Publication Date
WO2017174475A1 true WO2017174475A1 (fr) 2017-10-12

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PCT/EP2017/057798 Ceased WO2017174475A1 (fr) 2016-04-04 2017-04-03 Plaque à absorption acoustique pour l'aménagement intérieur de bâtiments ou pour la zone extérieure protégée contre les intempéries et procédé de fabrication de celle-ci

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Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108204084A (zh) * 2017-11-30 2018-06-26 佛山市博思通信息技术有限公司 一种带胶水容纳槽的复合墙板
EP3401456A1 (fr) * 2017-05-08 2018-11-14 Conti, Claudio Procédé de fabrication d'un élément insonorisant, élément et système de fabrication associé
IT201800005322A1 (it) * 2018-05-14 2019-11-14 Pannello fonoassorbente ed ignifugo e metodo per la sua realizzazione
CN115593718A (zh) * 2022-12-15 2023-01-13 苏州瑞纳新材料科技有限公司（Cn） 一种阻燃保温复合板材生产线及其生产工艺

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2013159240A1 (fr) * 2012-04-26 2013-10-31 Akustik & Raum Ag Élément d'absorption acoustique
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WO2013159240A1 (fr) * 2012-04-26 2013-10-31 Akustik & Raum Ag Élément d'absorption acoustique
WO2013189784A1 (fr) * 2012-06-19 2013-12-27 Knauf Gips Kg Plaque insonorisante destinée à la décoration d'intérieur et procédé de réalisation correspondant

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EP3401456A1 (fr) * 2017-05-08 2018-11-14 Conti, Claudio Procédé de fabrication d'un élément insonorisant, élément et système de fabrication associé
CN108204084A (zh) * 2017-11-30 2018-06-26 佛山市博思通信息技术有限公司 一种带胶水容纳槽的复合墙板
IT201800005322A1 (it) * 2018-05-14 2019-11-14 Pannello fonoassorbente ed ignifugo e metodo per la sua realizzazione
CN115593718A (zh) * 2022-12-15 2023-01-13 苏州瑞纳新材料科技有限公司（Cn） 一种阻燃保温复合板材生产线及其生产工艺
CN115593718B (zh) * 2022-12-15 2023-03-14 苏州瑞纳新材料科技有限公司 一种阻燃保温复合板材生产线及其生产工艺

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