EP1144752A2 - Structure plane multicouche flexible avec couche de protection renforcee - Google Patents

Structure plane multicouche flexible avec couche de protection renforcee

Info

Publication number
EP1144752A2
EP1144752A2 EP99938210A EP99938210A EP1144752A2 EP 1144752 A2 EP1144752 A2 EP 1144752A2 EP 99938210 A EP99938210 A EP 99938210A EP 99938210 A EP99938210 A EP 99938210A EP 1144752 A2 EP1144752 A2 EP 1144752A2
Authority
EP
European Patent Office
Prior art keywords
cover layer
layer
sheet material
acid
material according
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.)
Granted
Application number
EP99938210A
Other languages
German (de)
English (en)
Other versions
EP1144752B1 (fr
EP1144752A3 (fr
Inventor
Karin Ulrike LÖFFLER
Hansjörg MAUK
Bernhard Jung
Heinz V. Olnhausen
Siegfried Reichert
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.)
DLW AG
Original Assignee
DLW 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
Application filed by DLW AG filed Critical DLW AG
Publication of EP1144752A2 publication Critical patent/EP1144752A2/fr
Publication of EP1144752A3 publication Critical patent/EP1144752A3/fr
Application granted granted Critical
Publication of EP1144752B1 publication Critical patent/EP1144752B1/fr
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • D—TEXTILES; PAPER
    • D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06N—WALL, FLOOR, OR LIKE COVERING MATERIALS, e.g. LINOLEUM, OILCLOTH, ARTIFICIAL LEATHER, ROOFING FELT, CONSISTING OF A FIBROUS WEB COATED WITH A LAYER OF MACROMOLECULAR MATERIAL; FLEXIBLE SHEET MATERIAL NOT OTHERWISE PROVIDED FOR
    • D06N1/00—Linoleum, e.g. linoxyn, polymerised or oxidised resin
    • 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
    • Y10T428/249921—Web or sheet containing structurally defined element or component
    • Y10T428/249953—Composite having voids in a component [e.g., porous, cellular, etc.]
    • 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
    • Y10T442/00—Fabric [woven, knitted, or nonwoven textile or cloth, etc.]
    • Y10T442/20—Coated or impregnated woven, knit, or nonwoven fabric which is not [a] associated with another preformed layer or fiber layer or, [b] with respect to woven and knit, characterized, respectively, by a particular or differential weave or knit, wherein the coating or impregnation is neither a foamed material nor a free metal or alloy layer
    • Y10T442/2926—Coated or impregnated inorganic fiber fabric
    • Y10T442/2992—Coated or impregnated glass fiber fabric
    • 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
    • Y10T442/00—Fabric [woven, knitted, or nonwoven textile or cloth, etc.]
    • Y10T442/60—Nonwoven fabric [i.e., nonwoven strand or fiber material]
    • Y10T442/674—Nonwoven fabric with a preformed polymeric film or sheet

Definitions

  • the present invention relates to a flexible, multi-layer fabric which comprises at least one wear layer or cover layer arranged therein and having at least one flat reinforcement material.
  • the invention relates to a flexible, multi-layer fabric which comprises at least one cover layer which has embedded therein at least one flat reinforcement material, preferably a nonwoven fabric.
  • the reinforcing material imparts improved mechanical properties, such as tensile strength or resilience, to the multilayer sheet, on the other hand, the reinforcing material, in its function as a printable image carrier, at the same time leaves the decorative design of such
  • Flat structures based on natural and / or plastics which have a predetermined color pattern, are known and are used to a large extent as wall, ceiling and floor coverings and as decorative films or artificial veneers.
  • patterned fabrics based on natural and / or plastics are used as flexible floor coverings.
  • Such fabrics based on natural and / or plastics are usually produced by all components, such as polymeric binder, colorant, fillers, additives, processing aids and other auxiliaries premixed and via aggregates such as e.g. Internal mixer, twin-screw extruder, planetary roller extruder, plasticized and granulated.
  • the granulate particles are subsequently used in compaction units, e.g. Calender, double belt press or static press, pressed into a sheet or a plate.
  • the granules used are usually of different colors. With this type of
  • Floor coverings are therefore only designed using the stochastic distribution of the different colored granules by means of hen, for example on calenders, or achieved by pressing. Accordingly, such coverings are not printed.
  • CV flooring cushion vinyls
  • PVC plastisols are usually applied to a support layer by means of a coating process and then gelled.
  • the plastisol consists of PVC particles, plasticisers, stabilizers and the usual auxiliaries and fillers that sinter together to form a matrix in the gelling oven.
  • the plastisol layer can serve as a print carrier for the corresponding decorative
  • the design or pattern of the covering can be provided with a multicolor rotogravure.
  • the possibility of partial inhibition for producing surface structures in the course of chemical foaming has, along with other advantageous properties, ensured the widespread use of such materials. Partial prevention of chemical expansion
  • Foaming agent and thus the creation of a relief-like structure of the top layer or top coat is produced by adding an inhibitor to the printing inks used for the color structuring.
  • Various relief depths can be achieved by varying the amount of inhibitor added.
  • the structuring of surfaces by partially inhibiting such a foaming process can only be used in cases in which the structure of the corresponding sheetlike structure provides a foam layer.
  • the patterning or structuring of the surfaces of floor coverings can also be carried out in such a way that the surfaces are embossed with the aid of embossing rollers.
  • such a method can only be used if the coating compositions which form the cover or wear layer of the corresponding sheet are not thermosetting.
  • CV floor coverings generally require a relatively large amount of cover layer material in order to guarantee the protection of the color design, since otherwise the thin layer of paint wears out relatively quickly. Furthermore, the impression properties of such CV coverings are not always sufficient.
  • the patterning options in the production of such a flat structure should be such that technically complex mixing, dosing and auxiliary processes which occur in conventional design methods are to be eliminated.
  • a flexible, multilayer sheet which comprises at least one cover layer, which has at least one flat reinforcing material arranged therein.
  • the cover layer arranged therein has at least one flat reinforcement material, among other things.
  • Reinforcement material is embedded or that the reinforcement material is completely surrounded by the coating compositions or polymeric binders constituting the cover layer, so that a closed layer is formed around the reinforcement material.
  • the reinforcing material can be arranged at any height of the cover layer, provided that it is completely surrounded or impregnated with the coating slip constituting the cover layer.
  • the reinforcing material is preferably selected from the group of nonwovens.
  • the nonwoven fabric can be a wet nonwoven fabric, a dry nonwoven fabric or a spunbonded nonwoven fabric. In a preferred embodiment of the present
  • the Invention is the nonwoven fabric used as a reinforcing material a cellulose nonwoven.
  • the nonwoven fabric arranged as a reinforcing material in the cover layer of the fabric according to the invention preferably has a weight in the range from 9 to 50 g / m 2 .
  • the nonwoven fabric is printed or provided with a print.
  • Such printing can be, for example, a possibly colored pattern or image.
  • the nonwoven fabric embedded in or arranged in the cover layer according to the invention thus not only acts as a reinforcing material, but can also be an image carrier at the same time.
  • Such an image carrier can also be advantageously printed in the primary color space.
  • a flexible high-pressure or an ink-jet printing is particularly suitable for printing the nonwovens or nonwoven layers used as reinforcing materials in the sheet-like structure according to the invention and, moreover, is very inexpensive. This creates a more vivid picture compared to printing in the special color space, in which the colors first have to be premixed.
  • decorative 3D effects can also be achieved with suitable coordination.
  • the fabric is preferably at least 90 ⁇ m.
  • any material which is suitable for the production of sheets or plates, in particular elastic ones, can be used as the polymeric binder or coating slip for the cover layer of the fabric according to the invention
  • Wood is suitable.
  • Spreaders selected from the group of plastisols, dispersions, organosols and lacquers, are preferably used for the top layer.
  • plastics based on polyvinyl chloride (PVC), ethylene-vinyl acetate copolymer (EVA), homo- or copolymers of ethylenically unsaturated compounds or a mixture thereof, such as polyethylene, polypropylene, optionally with one or more comonomers, ethylene-alkyl acrylate Copolymers, and mixtures thereof can be used for the top layer.
  • PVC polyvinyl chloride
  • EVA ethylene-vinyl acetate copolymer
  • EVA ethylene-vinyl acetate copolymer
  • homo- or copolymers of ethylenically unsaturated compounds or a mixture thereof such as polyethylene, polypropylene, optionally with one or more comonomers, ethylene-alkyl acrylate Copolymers, and mixtures thereof
  • Terpolymers such as ethylene-propylene-diene copolymers (EPDM), block copolymers such as styrene-
  • Coating compositions based on renewable raw materials can also be used for the top coat.
  • a material containing polyreaction products can be used as a coating or coating slip for the topcoat, the polyreaction products being obtainable by reacting at least one di- or polycarboxylic acid or its
  • the UV initiators can be radical or cationic UV initiators or a mixture of these types of UV initiators. Preferred examples of radical UV
  • Initiators are benzophenone, benzophenone derivatives, phosphine oxides, ⁇ -morpholinoketones, quinone, quinone derivatives or ⁇ -hydroxyketones, or mixtures thereof.
  • Preferred examples of cationic UV initiators are triarylsulfonium salts, which are of one type or may exist as a mixture of different triarylsulfonium salts, or diaryliodonium salts, or mixtures thereof.
  • Initiators are present, for example, in an amount of up to 8% by weight, preferably 0.1 to 3% by weight, based on the amount of the material containing the reaction products.
  • the UV radiation used is in the generally customary range, ie between
  • the IR radiation used is in the generally customary range, for example 760 nm to 0.5 mm.
  • the di- or polycarboxylic acids or their derivatives preferably contain at least one double bond per molecule.
  • Carboxylic acid groups such as citric acid and aconitic acid can be used.
  • Anhydrides or partial esters or derivatives which have at least one free carboxylic acid group can be used as derivatives of the di- or polycarboxylic acids.
  • the alcohol component of the partial esters is not subject to any particular restriction, but polyols such as dipropylene glycol, propanediols, butanediols, hexanediols, hexanetriols, glycerol or pentaerythritol or a mixture thereof containing at least two of these polyols are preferably used as the alcohol component.
  • a mixture of a partial ester of maleic anhydride and dipropylene glycol is used together with citric acid as crosslinking agent, the proportion of citric acid being up to 50% by weight, more preferably up to 25% by weight, based on the total amount of
  • the epoxidation product preferably contains more than one epoxy group per Molecule.
  • Epoxidized linseed oil, epoxidized soybean oil, epoxidized castor oil, epoxidized rapeseed oil or vernonia oil or a mixture thereof containing at least two of these epoxidized products can preferably be used as the epoxidation product of a carboxylic acid ester.
  • the alcohol component of these partial esters such as dipropylene glycol, propanediols, butanediols, hexanediols, hexanetriols or pentaerythritol or a mixture thereof containing at least two of these polyols, can also be used as the alcohol component of these carboxylic acid esters.
  • the carboxylic acid component is not particularly limited.
  • coating slips can contain at least one further additive, consisting, for example, of fillers, pigments for patterning, blowing agents or foaming agents, hydrophobizing agents and auxiliaries.
  • the fillers for the aforementioned coating slips are preferably wood flour,
  • Wood flour, chalk, cellulose, lignin or cork flour or a mixture thereof containing at least two of these fillers is particularly preferred as filler.
  • the proportion of the fillers, based on the total amount of the corresponding coating composition, is preferably 15 to 80% by weight.
  • auxiliaries for the coating slips in particular the material containing the polyreaction products, for example tall oils, synthetic or natural resins, such as, for example, balsam resin, copals, hydrocarbon resins, and / or siccatives, such as, for example, compounds of the metals AI, Li, Ca, Fe, Mg, Mn , Pb, Zn, Zr, Ce or Co or a combination thereof containing at least two of these compounds.
  • antioxidants, UV stabilizers and other conventional auxiliaries such as, for example, lubricants, antistatic agents or processing aids for the components, can also be used to which the appropriate coating slips are made, are added.
  • auxiliaries are known per se in this technical field.
  • the cover layer of the fabric according to the invention is transparent.
  • a transparent design of the cover layer means that an image printed on the nonwoven fabric embedded therein is clearly visible, whereas the fiber structure of the nonwoven is hardly perceived optically.
  • the flat structures according to the invention can be used for any purpose, preferably as wall, ceiling, floor covering, decorative film or artificial veneer. Use as floor covering is particularly preferred.
  • the fabrics according to the invention can be applied to a carrier material.
  • a carrier material Any material based on natural and / or synthetic foils, fabrics, scrims, nonwovens or knitted fabrics and textile materials can be used as a carrier.
  • the carrier materials used for carrier-reinforced floor coverings can be used. Examples include jute fabrics, blended fabrics made of natural fibers, such as cotton and rayon wool, glass fiber fabrics, glass fiber fabrics coated with adhesion promoters, mixed fabrics made of synthetic fibers, fabrics made of core / sheath fibers with e.g. a polyester core and a polyamide sheath.
  • natural fibers such as cotton and rayon wool
  • glass fiber fabrics glass fiber fabrics coated with adhesion promoters
  • mixed fabrics made of synthetic fibers fabrics made of core / sheath fibers with e.g. a polyester core and a polyamide sheath.
  • Adhesion promoter for glass fiber fabrics can be used, for example, a coating of the glass fibers made of a styrene-butadiene latex.
  • all materials suitable for this purpose come into question as supports for the flat structures, eg. B. hardboard, HDF, MDF and LDF boards (i.e. chipboard or fiber board with high, medium or low compression), inorganic boards (e.g. plasterboard) etc.
  • one or several flat nonwovens can be arranged. These nonwovens arranged under the cover layer can be the same or different with respect to the nonwovens arranged or embedded in the cover layer as reinforcing materials.
  • the nonwoven fabric layer arranged or laminated thereon is preferably a glass nonwoven. Such an arrangement of reinforced cover layer and nonwoven layer laminated to it has particularly advantageous mechanical properties.
  • a flexible multilayer sheet is made up of at least one carrier layer
  • a backstroke (III) arranged under the backing layer (I) made of a chemically or mechanically foamed foam layer, optionally a compact or base coat (IV), which is between the backing layer (I) and the top layer (II) and / or between the backing layer (I) and the backstroke (III) is provided, the coating slips for the layers (III) and (IV) being based on one of the materials described above.
  • the coating pastes for the sheet-like structure according to the invention can all contain larger amounts of filler, preferably 10 to 60 in the compact coating
  • % By weight, in particular 30% by weight, and in the chemical foam 20 to 65% by weight, preferably 35% by weight, of filler, while in the compositions for the mechanical foam usually only a little, preferably not more than 10% by weight. %, e.g. 1 to 10% by weight, more preferably not more than 5% by weight, of filler are contained. All percentages are always based on the total amount of the coating slips, for example the material containing the above reaction products, unless stated otherwise.
  • the toppings contain relatively high proportions of additives, in particular mineral fillers from the group of chalk, barium sulfate, silica, kaolin and talc, but possibly also wood flour, cork flour, glass powder, cellulose, lignin, textile fibers or vegetable fibers, also in a mixture may be present, the amount of filler in the entire floor covering up to 70% by weight %, preferably 30 to 60% by weight for foam-free coverings and preferably 40 to 60% by weight of the total floor covering for floor coverings with chemically foamed layers.
  • additives in particular mineral fillers from the group of chalk, barium sulfate, silica, kaolin and talc, but possibly also wood flour, cork flour, glass powder, cellulose, lignin, textile fibers or vegetable fibers, also in a mixture may be present, the amount of filler in the entire floor covering up to 70% by weight %, preferably 30 to 60% by weight for foam-free coverings and preferably 40 to 60% by weight of the total floor covering
  • the fabrics of the invention i.e. for example floor coverings or
  • Tiles e.g. the material defined above containing polyreaction products is used to build up the cover layer (II) comprising the reinforcing material and the further layers (III) and (IV), for example produced in such a way that a combination of the above-defined di- or polycarboxylic acids or their Derivatives and epoxidation products in a weight ratio of 1: 0.3 to 1: 8, in particular 1: 0.5 to 1: 3, 1: 0.6 to 1: 1, 2 and 1: 1 to 1: 4, fillers and with the mass for the topcoat, if appropriate, hydrophobizing agent and with the mass for a chemical foam, a blowing agent and, if appropriate, a foam stabilizer for each foam mass and mixed into a paste, and these pastes are then processed into multilayer floor coverings.
  • the cover layer (II) comprising the reinforcing material and the further layers (III) and (IV), for example produced in such a way that a combination of the above-defined di- or polycarboxylic acids or
  • the amount of blowing agents is in the usual range up to about 15% by weight, with other customary auxiliaries being about up to 15% by weight.
  • the floor coverings preferably consist of three, four or five layers, for example a simple structure consisting of a carrier, the reinforced cover layer and a protective layer, or a structure consisting of a compact, possibly a chemical foam and a transparent, reinforced cover layer and a carrier - And optionally a chemically foamed backstroke, the chemical foam can of course also be replaced by a mechanical foam or both types of foam can be present.
  • a chemically foamed layer (V) is arranged between the compact coat and the reinforced transparent cover layer, this can be designed in a special embodiment of the invention by adding appropriate colorants, such as pigments, in such a way that a color-decorative background for the image or Pattern, which on the in the top layer arranged nonwoven is printed, is formed.
  • the foamed layer (V) can also comprise the preferably UV-cured material containing polyreaction products defined above.
  • a paste to the compact line.
  • This paste contains a blowing agent and a kicker; this means polyols, urea, zinc, lead or cadmium compounds, ZnO being preferred, which lower the decomposition temperature of the blowing agent.
  • the paste coat is then crosslinked below the decomposition temperature of the blowing agent, an inhibitor being added if necessary. The inhibitor weakens the effect of the kicker or completely eliminates it, so that the decomposition of the propellant is postponed to higher temperatures.
  • Suitable substances with an inhibitory effect are, for example, benzotriazole derivatives, trimellitic anhydride and the like. Different relief depths can be achieved by varying the amount of inhibitor added.
  • a protective layer (VI) made of polymers or copolymers or waxes can then be arranged over this chemically foamed layer with an applied relief pattern and the top coat. Examples of these unsaturated curable coating systems are polyacrylates, polymethacrylates, polyurethanes and mixtures thereof. But it can also be used, for example, carnauba wax.
  • the protective layer should be made of (co) polymers compatible with the top coat.
  • Another object of the present invention is a method for producing the above-mentioned fabric, which the application of the material constituting the cover layer on one or more, optionally printed, flat reinforcing materials, in particular nonwovens such that the reinforcing material is completely soaked, and then solidifying this material to provide a top layer and applying such top layer to a support.
  • the fabric according to the invention is produced, for example, by mixing the components to form a paste, applying them to a web in a suitable thickness by means of coating devices, optionally foaming them and, depending on the choice of coating compositions, solidifying them in a corresponding manner.
  • Foam-containing and foam-free layers can also be connected to form a web and simultaneously or in successive layers
  • Steps are foamed and solidified.
  • one or more flat nonwovens can be arranged under the cover layer before the cover layer is solidified.
  • the above-described reinforced cover layer is combined with one or more flat nonwovens, which may be the same or different with respect to the nonwovens arranged or embedded in the cover layer as reinforcement materials, in such a way that the cover layer attaches to the further nonwoven ties up.
  • a printed or unprinted cellulose fleece is coated with transparent PVC plastisol on a coating system and laminated together with unprinted glass fleece.
  • a back coating is applied to the back of the glass fleece, the transparent plastisol is printed on the front by means of screen printing as a surface structure and then gelled in the channel.
  • the surface can also be structured by embossing.
  • FIG. 1 shows a preferred embodiment of the fabric according to the invention with a carrier (I) which has a base coat (IV) on both sides, a back coat (III) arranged at the bottom, a chemical foam coat (V) arranged on the base coat and one overlying top layer (II), which contains a layer of a Nonwoven fabric as a reinforcing material embedded therein.
  • a carrier I
  • FIG. 2 shows a preferred embodiment of the fabric according to the invention with a top coat structured by screen printing, which has embedded therein a possibly printed nonwoven fabric, a glass fleece laminated thereon and a back layer arranged under the glass fleece from a chemically or mechanically foamed foam layer.
  • Figure 3 shows a schematic representation of a preferred embodiment for producing the fabric according to the invention, in which in a first
  • FIG. 4 shows the results with respect to the tear resistance of two different samples, as produced in the example below.
  • Figure 5 shows the results on the tear strength of two different samples as made in the example below.
  • Two top coats based on the above-defined materials containing polyreaction products (“Linoflex top coats”) with a thickness of 300 ⁇ m were applied to a 0.4 mm thick cardboard.
  • a 23 g cellulose fleece was laminated into a sample. Both samples were then cured at 180 ° C. and a residence time of 6 minutes.
  • Partial ester of dipropylene glycol and maleic acid 25.00 g
  • FIGS. 4 and 5 show that, compared to the unreinforced sample, the sample in which the cellulose nonwoven layer is arranged in the top coat provides significantly improved values with regard to tear resistance and tear resistance.

Landscapes

  • Engineering & Computer Science (AREA)
  • Textile Engineering (AREA)
  • Laminated Bodies (AREA)
  • Floor Finish (AREA)
  • Finishing Walls (AREA)

Abstract

L'invention concerne une structure plane multicouche flexible, qui comporte au moins une couche de protection renfermant au moins un matériau de renforcement plan. Elle concerne notamment une structure plane multicouche flexible, qui comporte au moins une couche de protection renfermant au moins un matériau de renforcement plan, de préférence un non-tissé. Le matériau de renforcement d'une part confère à ladite structure plane de meilleures propriétés mécaniques, telle que résistance à la rupture par traction ou élasticité de rappel, et d'autre part permet de décorer ladite structure grâce à sa fonction de support d'images imprimable.
EP99938210A 1998-06-26 1999-06-25 Structure plane multicouche flexible avec couche de protection renforcee Expired - Lifetime EP1144752B1 (fr)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
DE19828676 1998-06-26
DE19828676A DE19828676A1 (de) 1998-06-26 1998-06-26 Flexibles, mehrschichtiges Flächengebilde mit verstärkter Deckschicht
PCT/EP1999/004419 WO2000000692A2 (fr) 1998-06-26 1999-06-25 Structure plane multicouche flexible avec couche de protection renforcee

Publications (3)

Publication Number Publication Date
EP1144752A2 true EP1144752A2 (fr) 2001-10-17
EP1144752A3 EP1144752A3 (fr) 2002-04-24
EP1144752B1 EP1144752B1 (fr) 2002-12-04

Family

ID=7872202

Family Applications (1)

Application Number Title Priority Date Filing Date
EP99938210A Expired - Lifetime EP1144752B1 (fr) 1998-06-26 1999-06-25 Structure plane multicouche flexible avec couche de protection renforcee

Country Status (9)

Country Link
US (1) US20020160677A1 (fr)
EP (1) EP1144752B1 (fr)
JP (1) JP2002524296A (fr)
AU (1) AU5280099A (fr)
CA (1) CA2335533C (fr)
DE (2) DE19828676A1 (fr)
DK (1) DK1144752T3 (fr)
PL (1) PL359024A1 (fr)
WO (1) WO2000000692A2 (fr)

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EP1144752B1 (fr) 2002-12-04
WO2000000692A3 (fr) 2001-12-27
JP2002524296A (ja) 2002-08-06
WO2000000692A2 (fr) 2000-01-06
EP1144752A3 (fr) 2002-04-24
PL359024A1 (en) 2004-08-23
AU5280099A (en) 2000-01-17
CA2335533A1 (fr) 2000-01-06
US20020160677A1 (en) 2002-10-31
DE19828676A1 (de) 2000-01-27
CA2335533C (fr) 2004-05-04
DE59903695D1 (de) 2003-01-16
DK1144752T3 (da) 2003-03-24

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