EP1216333B1 - Method for producing a false ceiling or false wall comprising a hot-stretched printed polymer material - Google Patents

Method for producing a false ceiling or false wall comprising a hot-stretched printed polymer material Download PDF

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Publication number
EP1216333B1
EP1216333B1 EP00966230A EP00966230A EP1216333B1 EP 1216333 B1 EP1216333 B1 EP 1216333B1 EP 00966230 A EP00966230 A EP 00966230A EP 00966230 A EP00966230 A EP 00966230A EP 1216333 B1 EP1216333 B1 EP 1216333B1
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Prior art keywords
printing
strips
polymer material
false
design
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EP00966230A
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German (de)
French (fr)
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EP1216333A1 (en
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Eric Vaulot
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Newmat SA
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Newmat SA
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    • E—FIXED CONSTRUCTIONS
    • E04—BUILDING
    • E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
    • E04B9/00—Ceilings; Construction of ceilings, e.g. false ceilings; Ceiling construction with regard to insulation
    • E04B9/30—Ceilings; Construction of ceilings, e.g. false ceilings; Ceiling construction with regard to insulation characterised by edge details of the ceiling; e.g. securing to an adjacent wall
    • E04B9/303—Ceilings; Construction of ceilings, e.g. false ceilings; Ceiling construction with regard to insulation characterised by edge details of the ceiling; e.g. securing to an adjacent wall for flexible tensioned membranes
    • 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
    • E04F13/002—Coverings or linings, e.g. for walls or ceilings made of webs, e.g. of fabrics, or wallpaper, used as coverings or linings
    • E04F13/005—Stretched foil- or web-like elements attached with edge gripping devices
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/24—Structurally defined web or sheet [e.g., overall dimension, etc.]
    • Y10T428/24802—Discontinuous or differential coating, impregnation or bond [e.g., artwork, printing, retouched photograph, etc.]

Abstract

Prefabricated bondable flexible polymer material in thin sheet, slab, or panel form for making tensioned structures such as false ceilings in particular, said mono- or multilayer material such as plasticized PVC, for example, carrying a direct ink jet or silkscreen print of at least one design of shapes and dimensions that are predetermined once the material is under tension; making a tensioned structure such as a tensioned false ceiling, in particular, from such a material, by means of a first step of selecting the type, dimensions, and dispositions of the mono- or polychromatic designs to be printed, said designs being digitized and recorded in a computer memory of a system for controlling a printing machine, printing optionally being performed on a plurality of bonded-together strips of material, and in particular over zones of edge-to-edge bonding between the strips, said printing taking place before or after bonding.

Description

L'invention se rapporte au domaine technique des matériaux polymères souples préfabriqués pour la construction et/ou la décoration, ces matériaux étant en feuilles, dalles ou panneaux de relativement faible épaisseur et permettant notamment la réalisation de faux-plafonds ou de faux-murs, et plus généralement, le revêtement de parois.The invention relates to the technical field of polymer materials flexible prefabricated for construction and / or decoration, these materials being sheets, slabs or panels of relatively small thickness and especially the realization of false ceilings or false walls, and more generally, the wall covering.

L'invention se rapporte également à un procédé de réalisation d'un tel matériau ainsi qu'aux revêtements obtenus par la mise sous tension d'un tel matériau.The invention also relates to a method for producing such a device material and coatings obtained by energizing such material.

On connaít déjà, dans l'art antérieur, de nombreuses réalisations de tels matériaux, ainsi que de leurs utilisations dans des faux-plafonds tendus.It is already known, in the prior art, many achievements of such materials, as well as their uses in stretch ceilings.

On peut se reporter, à titre d'exemple, aux demandes de brevets en France publiées sous les numéros suivants : 2 767 851, 2 751 682, 2 734 296, 2 699 209, 2 695 670, 2 685 036, 2 627 207, 2 623 540, 2 619 531, 2 592 416, 2 552 473, 2 524 922.As an example, reference can be made to patent applications in France published under the following numbers: 2 767 851, 2 751 682, 2 734 296, 2 699 209, 2,695,670, 2,685,036, 2,627,207, 2,623,540, 2,619,531, 2,592,416, 2,552,473, 2,524,922.

On peut se reporter également aux demandes de brevet en FRANCE suivantes : 2 736 615, 2 756 600, 2 727 711, 2 712 325, 2 699 613, 2 658 849.We can also refer to patent applications in FRANCE the following: 2,736,615, 2,756,600, 2,727,711, 2,712,325, 2,699,613, 2,658,849.

Les matériaux polymères souples connus dans l'art antérieur pour la réalisation de faux-plafonds tendus ou de faux-murs sont pourvus de nombreuses qualités telles que, notamment : résistance au feu, étanchéité à l'air comme à la poussière ou l'humidité, facilité d'entretien.The flexible polymeric materials known in the prior art for the false suspended ceilings or false walls are provided with numerous qualities such as: fire resistance, airtightness as well as dust or moisture, ease of maintenance.

Les faux-plafonds obtenus peuvent incorporer des isolants phonique ou thermique, des spots ou éclairages divers, ainsi que les ouvertures de ventilation ou d'aération, des sprinklers.False ceilings obtained may incorporate sound insulators or thermal, spotlights or various lighting, as well as ventilation openings or aeration, sprinklers.

Démontables, ils permettent le cas échéant une intervention technique dans le plénum.Removable, they allow if necessary a technical intervention in the plenum.

De tels matériaux polymères, translucides ou opaques, teintés ou non dans la masse, mats, laqués, marbrés, daims ou satinés, peuvent ainsi être employés tant en milieu industriel qu'en milieu hospitalier, pour des équipements collectifs, des laboratoires ou des habitations.Such polymeric materials, translucent or opaque, tinted or not in mass, matt, lacquered, marbled, suede or satin, can thus be used in both industrial and hospital environments, for collective facilities, laboratories or homes.

La finition laquée permet un effet miroir souvent mis en oeuvre dans les centres commerciaux, une finition mat assez proche d'un aspect plâtre étant plus habituelle aux décors traditionnels.The lacquered finish allows a mirror effect often implemented in malls, a matte finish quite close to a plaster appearance being more usual to traditional decorations.

La pose de faux-plafonds tendus ou de faux-murs tendus s'effectue en sur-mesure, ce qui nécessite des découpes et assemblages du matériau polymère en feuille.False suspended ceilings or tended false walls are installed in made-to-measure, which requires cutting and assembling the material sheet polymer.

Malgré leurs nombreux avantages ayant conduit à leur emploi croissant dans des environnements variés, les faux-plafonds et faux-murs tendus en toile polymère connus de l'art antérieur présentent deux inconvénients :

  • lorsqu'ils sont de grande étendue, leur aspect uniforme et régulier peut paraítre trop artificiel ou monotone et être de ce fait inadapté à certains environnements d'architecture classique ou historique ;
  • élaborés conventionnellement sous forme de lés, en série, ils ne permettent pas toujours, malgré une certaine variété de finitions et de teintes dans la masse, une personnalisation adaptée aux goûts de l'acheteur ou aux ambiances des locaux dans lesquels ils devraient être installés.
Despite their numerous advantages that have led to their increasing use in various environments, the false ceilings and false walls stretched in polymer fabric known from the prior art have two drawbacks:
  • when they are large, their uniform and regular appearance may seem too artificial or monotonous and therefore unsuited to certain environments of classical or historical architecture;
  • developed conventionally in the form of strips, in series, they do not always allow, despite a certain variety of finishes and hues in the mass, customization adapted to the tastes of the buyer or the environments of the premises in which they should be installed.

Pour pallier ces inconvénients, il peut être imaginé de réaliser une impression sur les feuilles de matériau servant à la fabrication des faux-plafonds ou faux-murs tendus.To overcome these disadvantages, it can be imagined to achieve a printing on sheets of material used to manufacture false ceilings or false walls stretched.

Le document FR-A-2 738 847 décrit un matériau en toile pour faux-plafond, dont il est dit en page 2 lignes 30-31 qu'elle « peut être facilement imprimée (sérigraphie) ou peinte ». La toile en question comprend un substrat en tissu de polyester, notamment un tricot jacquard à armure chevron, enduit par un plastisol sur au moins une face. La pose de cette toile est effectuée à température ambiante, les caractéristiques mécaniques et notamment l'allongement sous chaíne et trame étant sensiblement identiques, de sorte à éviter les défauts d'aspects après refroidissement (page 1 ligne 10 - page 2 ligne 15 du document FR-A-2 738 847). Document FR-A-2 738 847 describes a fabric for a false ceiling, which it says on page 2 lines 30-31 that it "can be easily printed (silkscreen) or painted. The subject fabric includes a fabric substrate of polyester, including a jacquard knit with chevron weave, coated with a plastisol on at least one side. The laying of this fabric is carried out at temperature the mechanical characteristics and in particular the elongation under chain and frame being substantially identical, so as to avoid defects after cooling down (page 1 line 10 - page 2 line 15 of the document FR-A-2,738,847).

La pose des faux-plafonds à température ambiante est une technique rarement employée, car elle nécessite une grande force physique de la part de l'opérateur, notamment lorsque les plafonds sont de surface étendue.The installation of false ceilings at room temperature is a technique rarely used because it requires great physical strength on the part of the operator, especially when the ceilings are of large area.

La technique conventionnelle de pose des plafonds tendus, à chaud pose a priori des difficultés importantes, dès lors que ces plafonds sont imprimés. Ces difficultés sont mentionnées dans le document WO-A-99/43907 (page 1 ligne 25 à 30) : la mise en tension des feuilles, après impression, peut conduire à des distorsions d'images.The conventional technique of laying stretch ceilings, hot pose a significant difficulties, provided that these ceilings are printed. These difficulties are mentioned in document WO-A-99/43907 (page 1 line 25 to 30): the tensioning of the sheets, after printing, can lead to distortions of images.

De sorte que les faux-plafonds imprimés connus sont formés de dalles de petites surfaces (typiquement 1 m2) suspendues, l'impression de petites surfaces ne posant pas de problème technique.So that known printed false ceilings are formed of slabs of small areas (typically 1 m2) suspended, printing small areas not posing a technical problem.

L'invention vise à fournir un procédé pour la réalisation de faux-plafonds ou faux-murs tendus imprimés de grandes surfaces, autorisant un montage à chaud dudit faux-plafond ou faux-mur.The aim of the invention is to provide a method for carrying out false ceilings or false walls printed printed large areas, allowing a hot mounting said false ceiling or false wall.

A cette fin, l'invention se rapporte à un procédé tel que défini dans la revendication 1 en annexe.For this purpose, the invention relates to to a process as defined in claim 1 in the appendix.

D'autres objets et avantages de l'invention apparaítront au cours de la description suivante de modes de réalisation, description qui va être effectuée en se référant aux dessins annexés, dans lesquels :

  • la figure 1 est une vue en plan d'un faux plafond à quatre lés imprimés, obtenu selon un mode de réalisation du procédé selon l'invention;
  • la figure 2 est une vue schématique en coupe transversale selon le plan II-II de la figure 1 ;
  • les figures 3a et 3b sont deux vues schématiques en coupe transversale de lés, selon deux modes de réalisation du procédé selon l'invention.
Other objects and advantages of the invention will become apparent from the following description of embodiments, a description to be made with reference to the accompanying drawings, in which:
  • Figure 1 is a plan view of a false ceiling to four printed sheets, obtained according to an embodiment of the method according to the invention;
  • Figure 2 is a schematic cross-sectional view along the plane II-II of Figure 1;
  • Figures 3a and 3b are two schematic cross-sectional views of les, according to two embodiments of the method according to the invention.

Dans la suite du texte de cette description, il ne sera fait mention que d'une application faux-plafond tendu.In the rest of the text of this description, mention will be made only of a suspended ceiling application.

Il est entendu toutefois que ce qui va être dit pourra être transposé par un homme du métier, aux faux-murs tendus.It is understood however that what will be said can be transposed by a a man of the art, with false walls stretched.

Le faux-plafond 1 représenté en figure 1, de contour rectangulaire, est formé de l'assemblage de quatre lés 2a, 2b, 2c, 2d, de largeur l sensiblement identiques.The false ceiling 1 shown in FIG. 1, of rectangular contour, is formed of the assembly of four strips 2a, 2b, 2c, 2d, of width l substantially identical.

Il est entendu toutefois que le faux-plafond pourrait être de contour différent, en fonction des besoins, et pourrait être formé par l'assemblage de plus ou moins de quatre lés, de largeurs identiques ou non.It is understood however that the false ceiling could be contour different, depending on the needs, and could be formed by assembling more or less than four, of identical widths or not.

Le cas échéant, le faux-plafond peut ne comporter qu'un seul lé, par exemple lorsqu'il est mis en oeuvre dans des espaces relativement étroits tels que des couloirs.If necessary, the false ceiling may have only one, for example when it is implemented in relatively narrow spaces such as corridors.

Le faux-plafond 1 comporte un cadre 3 réalisé à l'aide de lisses, les lés assemblés comportant sur leur bord libre un profilé de bordure 4 ou harpon coopérant avec un appui 5 du cadre 3, par appui simple ou accrochage positif.The false ceiling 1 comprises a frame 3 made using smooth, the les assembled having on their free edge a border profile 4 or harpoon cooperating with a support 5 of the frame 3, by simple support or positive snap.

Le profilé de bordure 4 est par exemple assemblé par une soudure 6 réalisée au plus près du bord 7, cette soudure restant masquée à la vue, par exemple par une partie 8 des lisses.The edge profile 4 is for example assembled by a weld 6 made close to the edge 7, this weld remaining hidden from view by example by a part 8 of the smooth.

Divers autres modes de montage des lés sur les lisses et diverses formes de lisses connues en elles-mêmes peuvent être mis en oeuvre lorsque les lés sont réalisés en un matériau polymère souple selon l'invention.Various other ways of mounting strips on the rails and various shapes hedges known per se can be used when the strips are made of a flexible polymer material according to the invention.

Par conséquent, ces modes de montage des lés sur le cadre ne seront pas décrits ici plus en détail. Therefore, these modes of mounting the strips on the frame will not be described here in more detail.

Dans certains modes de réalisation de l'invention, le matériau polymère est choisi parmi les polymères thermoplastiques tel que chlorure de polyvinyle plastifié et ses polymères dérivés tels que chlorure de vinyle sur-chloré, polychlorure de vinylidène et copolymères chlorure de vinyle/chlorure de vinylidène.In some embodiments of the invention, the polymeric material is selected from thermoplastic polymers such as polyvinyl chloride plasticized and its derivative polymers such as chlorinated vinyl chloride, polyvinylidene chloride and vinyl chloride / chloride copolymers polyvinylidene.

Dans certains modes particuliers de réalisation, ce matériau est un multicouche, réalisé par exemple par co-extrusion.In certain particular embodiments, this material is a multilayer, made for example by coextrusion.

Le cas échéant, le matériau est mono ou bi-orienté.If necessary, the material is mono or bi-oriented.

L'épaisseur e de ce matériau est comprise entre quelques dixièmes de millimètres et quelques millimètres.The thickness e of this material is between a few tenths of millimeters and a few millimeters.

Ce matériau peut être translucide ou teinté dans la masse, de sorte à pouvoir présenter une grande variété de teintes ; des finitions laquée, marbré, satiné, mats, daims, pouvant être choisies par l'utilisateur.This material can be translucent or tinted in the mass, so that to be able to present a wide variety of colors; lacquered, marbled finishes, Satin, mats, fallow deers, which can be chosen by the user.

Dans un mode de réalisation, le matériau est pourvu d'un flocage pour lui conférer un aspect velours ou tissu. La surface du matériau est par exemple enduite d'un adhésif approprié pour des fibres textiles finement coupées, les fibres du floc étant appliquées par tamisage et battage ou par projection sous pression ou bien encore par voie électrostatique lorsqu'une forte densité de fibres est souhaitée.In one embodiment, the material is provided with a flocking for it give a velvet or fabric appearance. The surface of the material is for example coated with a suitable adhesive for finely cut textile fibers, the flock fibers being applied by sieving and threshing or by spraying pressure or else electrostatically when a high density of fibers is desired.

Pour permettre une adaptation du faux-plafond à l'ambiance recherchée pour le lieu dans lequel il doit être monté, ou pour permettre une personnalisation de ce faux-plafond, celui ci comporte un dessin D réalisé par impression directe.To allow adaptation of the false ceiling to the desired ambience for the place where it is to be mounted, or to allow personalization this false ceiling, it includes a drawing D made by direct printing.

Cette impression peut être réalisée par sérigraphie ou par impression numérique à jet d'encre.This printing can be done by screen printing or by printing digital inkjet.

Dans une réalisation particulière, cette impression est réalisée en une seule phase pour la production d'un dessin de grandes dimensions, par exemple inscrite dans une enveloppe circulaire de l'ordre de deux à trois mètres de diamètre.In a particular embodiment, this impression is made in one single phase for producing a large drawing, for example inscribed in a circular envelope of the order of two to three meters diameter.

On décrit maintenant différentes mises en oeuvre du procédé de réalisation de tels plafonds tendus imprimés.Various implementations of the method of realization of such printed stretch ceilings.

Dans une première étape, le choix d'un dessin est effectué, par exemple dans un catalogue papier ou numérique. In a first step, the choice of a drawing is made, for example in a paper or digital catalog.

Dans le cas d'un catalogue numérique, la machine d'impression peut être pilotée directement ou indirectement par le système informatique dans lequel est mémorisé le dessin choisi.In the case of a digital catalog, the printing machine can be driven directly or indirectly by the computer system in which is memorized the chosen drawing.

Le catalogue peut comprendre par exemple des reproductions d'oeuvres classiques tels que plafonds peints célèbres, mais aussi des reproductions d'oeuvres modernes, de photos couleur, de personnages de bandes dessinées.The catalog may include, for example, reproductions of works classics such as famous painted ceilings but also reproductions modern works, color photos, comic characters.

Le catalogue peut comprendre plusieurs coloris pour un même dessin, l'utilisateur pouvant le cas échéant demander une modification du dessin et ou du coloris prévu dans un modèle du catalogue.The catalog can include several colors for the same drawing, the user may, if necessary, request a modification of the drawing and / or color provided in a catalog model.

Plusieurs dessins du catalogue peuvent être choisis pour être imprimés en même temps.Several drawings from the catalog can be chosen to be printed in same time.

Dans une variante de mise en oeuvre, l'utilisateur peut choisir un motif non compris dans le catalogue, tel que par exemple, une photographie personnelle, le logo d'une entreprise ou d'une association.In an implementation variant, the user can choose a non included in the catalog, such as, for example, a personal photograph, the logo of a company or association.

Les dessins choisis peuvent être des dessins au trait ou non, monochromes ou polychromes.The drawings chosen may be line drawings or not, monochrome or polychrome.

Le cas échéant, la teinte et la finition du matériau imprimé seront coordonnées aux teintes du dessin choisi et/ou aux teintes du local dans lequel le faux-plafond doit être installé, ou bien encore à l'ambiance recherchée.Where appropriate, the color and finish of the printed material will be color coordinates of the chosen design and / or the colors of the room in which the false ceiling must be installed, or even in the desired atmosphere.

Dans un mode de mise en ouvre du procédé, le dessin choisi est répété de sorte à former un motif régulier ou non, les dessins étant équidistants ou non.In one embodiment of the method, the selected drawing is repeated so as to form a regular pattern or not, the drawings being equidistant or not.

En variante, au moins deux dessins différents par leur forme et/ou leurs dimensions et/ou leurs couleurs peuvent être répétés, de sorte à former une alternance régulière ou non.Alternatively, at least two different designs by their shape and / or their dimensions and / or their colors can be repeated, so as to form a regular alternation or not.

La dimension de tout dessin choisi peut être adaptée aux dimensions du faux-plafond final.The dimension of any chosen design can be adapted to the dimensions of the final false ceiling.

La disposition de tout dessin choisi peut également être adaptée à un effet particulier recherché.The arrangement of any chosen design can also be adapted to an effect particular sought.

Ainsi, par exemple :

  • un dessin reproduisant des fausses moulures de plafond à l'ancienne pourra être placé de manière centrale au fond plafond, autour d'un lustre ou d'un système d'éclairage disposé au centre du plafond ;
  • un dessin reproduisant les motifs d'une tapisserie pourra être placé en bordure de faux plafond de sorte à former une sorte de prolongement de ces motifs.
For example:
  • a drawing reproducing false old-style ceiling moldings may be placed centrally at the ceiling bottom, around a chandelier or a lighting system arranged in the center of the ceiling;
  • a drawing reproducing the motifs of a tapestry may be placed at the edge of the false ceiling so as to form a sort of extension of these motifs.

Le dessin choisi peut ainsi être placé au centre comme à la périphérie du faux-plafond, recouvrir sensiblement la totalité de sa surface ou seulement une partie de celle-ci.The chosen design can thus be placed in the center as on the periphery of the false ceiling, cover substantially all of its surface or only one part of it.

Le cas échéant, seule une partie d'un dessin du catalogue peut être choisie pour l'impression.If applicable, only part of a catalog drawing may be chosen for printing.

Lorsque cette première étape de choix des formes, emplacements et couleurs du ou des dessins, a été réalisée, une deuxième étape éventuelle d'impression sur papier ou support peu onéreux peut être conduite, pour permettre à l'utilisateur de visualiser, à peu de frais, l'effet obtenu après montage du faux-plafond.When this first step of choosing shapes, locations and colors of the drawings, has been realized, a possible second step printing on paper or inexpensive media can be conducted, for allow the user to visualize, at little cost, the effect obtained after assembly false ceiling.

Cette impression sur papier peut être réalisée sur un support de grande dimension, par exemple supérieure à deux mètres de largeur, par la machine d'impression servant à l'impression des feuilles en matériau polymère souple.This print on paper can be made on a large medium dimension, for example greater than two meters in width, by the machine for printing sheets of flexible polymeric material.

Lorsque l'utilisateur aura confirmé son choix de dessin, la troisième étape d'impression proprement dite de la feuille en matériau polymère souple pourra être réalisée en usine, hors chantier d'installation du faux-plafond tendu.When the user has confirmed his choice of drawing, the third step of printing itself of the sheet of flexible polymer material can be carried out in the factory, outside the installation site of the suspended ceiling.

Dans un mode de réalisation de cette troisième étape, l'impression est réalisée lé par lé, ainsi qu'il est schématisé en figure 3a.In one embodiment of this third step, printing is realized by le, as it is schematized in Figure 3a.

Un dessin peut ainsi éventuellement s'étendre sur plusieurs lés imprimés avant assemblage.A drawing can thus possibly extend over several printed sheets before assembly.

Lorsque l'assemblage des lés est réalisé par soudage, une bande de protection 10 est mise en place au droit de chaque bord latéral 11 des lés de sorte à permettre cette reprise de soudure, postérieure à l'impression.When the joining of the strips is done by welding, a strip of protection 10 is put in place at the right of each lateral edge 11 of the strips of so as to allow this weld recovery, subsequent to printing.

Cette soudure peut être réalisée par ultrasons, haute-fréquence, thermo-soudage, en fonction notamment de la nature chimique du matériau polymère souple employé.This welding can be performed by ultrasound, high-frequency, thermo-welding, depending in particular on the chemical nature of the polymer material flexible employee.

Lorsque la nature des encres employées pour l'impression n'est pas compatible avec les procédés de soudure mise en oeuvre, un cache ou tout autre moyen apte à protéger les bords latéraux 11 des lés sera mis en place sur la machine d'impression. When the nature of the inks used for printing is not compatible with the welding processes implemented, a cache or any other means capable of protecting the lateral edges 11 of the strips will be put in place on the printing machine.

Dans un autre mode de réalisation de la troisième étape d'impression des lés, (figure 3b), cette impression est réalisée après soudure des lés entre eux.In another embodiment of the third printing step of les, (Figure 3b), this impression is made after welding the strips together.

Dans cette réalisation, l'impression est réalisée sur plusieurs bandes soudées de matériau et notamment au droit des zones de soudure bord à bord de ces bandes.In this embodiment, the printing is performed on several strips welded material and in particular at the edge of the weld areas abutting these bands.

Ce deuxième mode de réalisation peut correspondre au cas d'un dessin D s'étendant sur un seul lé, comme au cas d'un dessin s'étendant sur plusieurs lés, ainsi qu'il est schématisé en figure 3b.This second embodiment can correspond to the case of a drawing D extending over a single line, as in the case of a drawing extending over several as is schematized in Figure 3b.

Les encres et vernis employés lors de la troisième étape d'impression sont, dans un mode de réalisation, traités avec une protection aux ultraviolets.The inks and varnishes used during the third printing step are, in one embodiment, treated with ultraviolet protection.

Il en va éventuellement de même du matériau polymère souple supportant l'impression, de sorte à éviter son vieillissement par photo-oxydation, notamment lorsque le PVC est utilisé.It is possibly the same of the flexible polymer material supporting the impression, so as to prevent its aging by photo-oxidation, in particular when PVC is used.

Les encres et vernis doivent être choisis, ainsi que l'homme du métier saura le faire, de sorte à pouvoir se déformer pendant la mise en place du faux-plafond.Inks and varnishes must be chosen, as well as the person skilled in the art will be able to do so, so as to be deformed during the installation of the false ceiling.

Le cas échéant, lorsque la soudure des lés peut entraíner un déséquilibre des allongements des lés lors du montage du faux-plafond, une correction locale des proportions du dessin peut être réalisée de sorte à obtenir, après montage, un dessin correctement proportionné.Where appropriate, when the welding of the strips may cause an imbalance lengthening of the tiles when mounting the false ceiling, a local correction proportions of the drawing can be realized so as to obtain, after assembly, a correctly proportioned drawing.

Pour l'impression des lés, un point de référence distant des bords du lé peut être choisi, sensiblement au centre géométrique de la feuille, de sorte à tenir compte des allongements des lés lors de leur mise sous tension.For the printing of the les, a reference point distant from the edges of the can be chosen, substantially at the geometric center of the sheet, so as to hold the elongations of the strips when they are energized.

Afin de limiter des distorsions d'images lors de la mise sous tension des lés, le matériau polymère peut être mono ou bi-orienté.To limit distortion of images when turning on the power the polymeric material may be mono or bi-oriented.

La ou les bandes de matériaux polymère souple imprimé peuvent être assemblées à des bandes de matériau non imprimées conventionnelles pour former une feuille tendue d'un faux plafond ou d'un faux mur.The strip or strips of printed flexible polymer material may be assembled to conventional unprinted material webs for form a sheet stretched from a false ceiling or false wall.

Par le choix des motifs imprimés, les faux-plafonds obtenus peuvent être facilement adaptés à des environnements très variés, notamment pour l'aménagement intérieur de demeures historiques ou d'enceintes festives. By choosing the printed patterns, the false ceilings obtained can be easily adapted to a variety of environments, including the interior design of historic homes or fairs.

L'impression du dessin prédéformé permet la mise en place du faux-plafond ou faux-mur à chaud, le dessin retrouvant les proportions et contours souhaités lors du refroidissement du matériau en feuille.The printing of the predefined design allows the installation of the false ceiling or false-wall hot, the drawing found the proportions and contours desired when cooling the sheet material.

Le montage à chaud facilite, ainsi qu'il est connu en soi, la mise en place du faux-plafond ou faux-mur par dilatation thermique du matériau en feuille employé.Hot mounting facilitates, as is known in itself, the establishment False ceiling or false wall by thermal expansion of sheet material employee.

Claims (9)

  1. A method of making a false ceiling (1) or a false wall comprising a frame (3) and a polymer material (2a-2d), in thin sheet slab or panel of a small thickness, stretched inside said frame, characterized in that this method comprises:
    a preliminary step of selection by the user of at least one design to be printed on the stretched polymer material of the false ceiling or false wall, and
    before hot tensioning said polymer material within said frame, an intermediate step of direct printing of at least one pre-deformed design, the shape and dimensions of this design, after hot tensioning and cooling of said polymer material corresponding to the predetermined shape and dimensions of the chosen design.
  2. Method according to claim 1, characterised in that it comprises a further step of printing on paper the chosen final design.
  3. Method according to claim 1, characterised in that said polymer material is formed by assembled strips (2a, 2b, 2c, 2d), the printing being made strip by strip, the bonding of the strips being afterwards obtained by welding, a protective band (10) being placed in regard of each lateral border (11) of the strips, so as to enable this welding made after printing.
  4. Method according to claim 3, characterized in that a mask able to protect the side edges (11) of the strips is placed in the printing machine when the nature of the inks used for printing is not compatible with the method used for bonding.
  5. Method according to claim 1, characterized in that said polymer material is formed by bonding of strips (2a, 2b, 2c, 2d), printing of the strips being made after welding of the strips, in particular over the edge to edge bonding zones between the strips.
  6. Method according to any one of claim 1 to 5, characterized in that the polymer material is selected from the group comprising thermoplastic polymers such as plasticized polyvinyl chloride and polymers derived therefrom as super chlorinated vinyl chloride, polyvinylidene chloride, and copolymers of vinyl chloride and polyvinylidene chloride.
  7. Method according to claim 6, characterized in that the polymer material is a multi layer material.
  8. Method according to claim 6, characterized in that the polymer material is mono or bi-oriented.
  9. Method according to claim 1, characterized in that printing is made by silk screen printing or by digital ink jet printing.
EP00966230A 1999-09-30 2000-09-29 Method for producing a false ceiling or false wall comprising a hot-stretched printed polymer material Expired - Lifetime EP1216333B1 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
FR9912426 1999-09-30
FR9912426A FR2799222B1 (en) 1999-09-30 1999-09-30 PRINTED WELDABLE FLEXIBLE POLYMER MATERIAL FOR MAKING TENSIONED STRUCTURES, STRUCTURES OBTAINED WITH SUCH MATERIAL AND METHOD FOR PRODUCING SUCH STRUCTURES
PCT/FR2000/002699 WO2001023683A1 (en) 1999-09-30 2000-09-29 Printed weldable flexible polymer material for producing stretched structures such as false ceilings

Publications (2)

Publication Number Publication Date
EP1216333A1 EP1216333A1 (en) 2002-06-26
EP1216333B1 true EP1216333B1 (en) 2005-10-26

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EP00966230A Expired - Lifetime EP1216333B1 (en) 1999-09-30 2000-09-29 Method for producing a false ceiling or false wall comprising a hot-stretched printed polymer material

Country Status (15)

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US (1) US6951680B1 (en)
EP (1) EP1216333B1 (en)
AT (1) ATE307936T1 (en)
AU (1) AU7669100A (en)
CA (1) CA2386051C (en)
DE (1) DE60023528T2 (en)
DK (1) DK1216333T3 (en)
EA (1) EA004846B1 (en)
ES (1) ES2252067T3 (en)
FR (1) FR2799222B1 (en)
IL (2) IL148911A0 (en)
MA (1) MA25498A1 (en)
MX (1) MXPA02003244A (en)
UA (1) UA74161C2 (en)
WO (1) WO2001023683A1 (en)

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NL1034759C2 (en) * 2007-11-26 2009-05-27 Benjamin Martinus Schoonewagen Suspended ceiling system for use in e.g. office, has carrier rails with support legs and under surfaces, and film-shaped image carriers adapted to be affixed on under surfaces of carrier rails
FR2970011B1 (en) * 2010-12-30 2013-01-11 Normalu LUMINOUS DEVICE INTENDED TO BE INTEGRATED WITH A FALSE WALL AND FOR OBTAINING AN ESTHETIC EFFECT IN THREE DIMENSIONS
DE102011111786A1 (en) 2011-09-01 2013-03-07 Ovd Kinegram Ag Method and apparatus for joining transfer or laminating film webs
UA100225U (en) * 2015-03-06 2015-07-10 A method to making decorative stretch ceiling

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Also Published As

Publication number Publication date
CA2386051C (en) 2008-12-02
FR2799222A1 (en) 2001-04-06
EA004846B1 (en) 2004-08-26
DE60023528T2 (en) 2006-07-20
MA25498A1 (en) 2002-07-01
ES2252067T3 (en) 2006-05-16
ATE307936T1 (en) 2005-11-15
DK1216333T3 (en) 2006-03-13
MXPA02003244A (en) 2003-08-20
AU7669100A (en) 2001-04-30
US6951680B1 (en) 2005-10-04
IL148911A0 (en) 2002-09-12
FR2799222B1 (en) 2003-03-07
CA2386051A1 (en) 2001-04-05
EP1216333A1 (en) 2002-06-26
EA200200317A1 (en) 2002-12-26
IL148911A (en) 2007-06-17
WO2001023683A1 (en) 2001-04-05
UA74161C2 (en) 2005-11-15
DE60023528D1 (en) 2005-12-01

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