WO2013030090A1 - Pièce d'équipement, en particulier pour l'habitacle d'un véhicule, et procédé de fabrication - Google Patents

Pièce d'équipement, en particulier pour l'habitacle d'un véhicule, et procédé de fabrication Download PDF

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Publication number
WO2013030090A1
WO2013030090A1 PCT/EP2012/066440 EP2012066440W WO2013030090A1 WO 2013030090 A1 WO2013030090 A1 WO 2013030090A1 EP 2012066440 W EP2012066440 W EP 2012066440W WO 2013030090 A1 WO2013030090 A1 WO 2013030090A1
Authority
WO
WIPO (PCT)
Prior art keywords
multilayer film
layer
μιτι
polypropylene
tpe
Prior art date
Application number
PCT/EP2012/066440
Other languages
German (de)
English (en)
Inventor
Martin Kuckertz
Francisco ACEDO DOMINIQUE
Domenico Boccuto
Original Assignee
Johnson Controls Interiors Gmbh & Co. Kg
Nordenia Deutschland Gronau Gmbh
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Johnson Controls Interiors Gmbh & Co. Kg, Nordenia Deutschland Gronau Gmbh filed Critical Johnson Controls Interiors Gmbh & Co. Kg
Priority to EP12758799.6A priority Critical patent/EP2747976A1/fr
Priority to CN201280052921.1A priority patent/CN104105585A/zh
Priority to KR1020147007849A priority patent/KR20140090143A/ko
Priority to KR1020177014867A priority patent/KR20170063997A/ko
Publication of WO2013030090A1 publication Critical patent/WO2013030090A1/fr

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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C44/00—Shaping by internal pressure generated in the material, e.g. swelling or foaming ; Producing porous or cellular expanded plastics articles
    • B29C44/02—Shaping by internal pressure generated in the material, e.g. swelling or foaming ; Producing porous or cellular expanded plastics articles for articles of definite length, i.e. discrete articles
    • B29C44/12—Incorporating or moulding on preformed parts, e.g. inserts or reinforcements
    • B29C44/1257—Joining a preformed part and a lining, e.g. around the edges
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B7/00—Layered products characterised by the relation between layers; Layered products characterised by the relative orientation of features between layers, or by the relative values of a measurable parameter between layers, i.e. products comprising layers having different physical, chemical or physicochemical properties; Layered products characterised by the interconnection of layers
    • B32B7/02—Physical, chemical or physicochemical properties
    • B32B7/022—Mechanical properties
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C44/00—Shaping by internal pressure generated in the material, e.g. swelling or foaming ; Producing porous or cellular expanded plastics articles
    • B29C44/02—Shaping by internal pressure generated in the material, e.g. swelling or foaming ; Producing porous or cellular expanded plastics articles for articles of definite length, i.e. discrete articles
    • B29C44/12—Incorporating or moulding on preformed parts, e.g. inserts or reinforcements
    • B29C44/14—Incorporating or moulding on preformed parts, e.g. inserts or reinforcements the preformed part being a lining
    • B29C44/145—Incorporating or moulding on preformed parts, e.g. inserts or reinforcements the preformed part being a lining the lining being a laminate
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B1/00—Layered products having a non-planar shape
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B27/00—Layered products comprising a layer of synthetic resin
    • B32B27/06—Layered products comprising a layer of synthetic resin as the main or only constituent of a layer, which is next to another layer of the same or of a different material
    • B32B27/065—Layered products comprising a layer of synthetic resin as the main or only constituent of a layer, which is next to another layer of the same or of a different material of foam
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B27/00—Layered products comprising a layer of synthetic resin
    • B32B27/06—Layered products comprising a layer of synthetic resin as the main or only constituent of a layer, which is next to another layer of the same or of a different material
    • B32B27/08—Layered products comprising a layer of synthetic resin as the main or only constituent of a layer, which is next to another layer of the same or of a different material of synthetic resin
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B27/00—Layered products comprising a layer of synthetic resin
    • B32B27/18—Layered products comprising a layer of synthetic resin characterised by the use of special additives
    • B32B27/20—Layered products comprising a layer of synthetic resin characterised by the use of special additives using fillers, pigments, thixotroping agents
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B27/00—Layered products comprising a layer of synthetic resin
    • B32B27/32—Layered products comprising a layer of synthetic resin comprising polyolefins
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B5/00—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts
    • B32B5/22—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts characterised by the presence of two or more layers which are next to each other and are fibrous, filamentary, formed of particles or foamed
    • B32B5/24—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts characterised by the presence of two or more layers which are next to each other and are fibrous, filamentary, formed of particles or foamed one layer being a fibrous or filamentary layer
    • B32B5/245—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts characterised by the presence of two or more layers which are next to each other and are fibrous, filamentary, formed of particles or foamed one layer being a fibrous or filamentary layer another layer next to it being a foam layer
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B7/00—Layered products characterised by the relation between layers; Layered products characterised by the relative orientation of features between layers, or by the relative values of a measurable parameter between layers, i.e. products comprising layers having different physical, chemical or physicochemical properties; Layered products characterised by the interconnection of layers
    • B32B7/04—Interconnection of layers
    • B32B7/12—Interconnection of layers using interposed adhesives or interposed materials with bonding properties
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
    • B60R13/00—Elements for body-finishing, identifying, or decorating; Arrangements or adaptations for advertising purposes
    • B60R13/02—Internal Trim mouldings ; Internal Ledges; Wall liners for passenger compartments; Roof liners
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
    • B29L2031/00—Other particular articles
    • B29L2031/30—Vehicles, e.g. ships or aircraft, or body parts thereof
    • B29L2031/3005—Body finishings
    • B29L2031/3041—Trim panels
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2255/00—Coating on the layer surface
    • B32B2255/10—Coating on the layer surface on synthetic resin layer or on natural or synthetic rubber layer
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2255/00—Coating on the layer surface
    • B32B2255/26—Polymeric coating
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2260/00—Layered product comprising an impregnated, embedded, or bonded layer wherein the layer comprises an impregnation, embedding, or binder material
    • B32B2260/02—Composition of the impregnated, bonded or embedded layer
    • B32B2260/021—Fibrous or filamentary layer
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2270/00—Resin or rubber layer containing a blend of at least two different polymers
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2274/00—Thermoplastic elastomer material
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2307/00—Properties of the layers or laminate
    • B32B2307/40—Properties of the layers or laminate having particular optical properties
    • B32B2307/402—Coloured
    • B32B2307/4023—Coloured on the layer surface, e.g. ink
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2307/00—Properties of the layers or laminate
    • B32B2307/40—Properties of the layers or laminate having particular optical properties
    • B32B2307/408—Matt, dull surface
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2307/00—Properties of the layers or laminate
    • B32B2307/50—Properties of the layers or laminate having particular mechanical properties
    • B32B2307/51—Elastic
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2307/00—Properties of the layers or laminate
    • B32B2307/50—Properties of the layers or laminate having particular mechanical properties
    • B32B2307/584—Scratch resistance
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2307/00—Properties of the layers or laminate
    • B32B2307/70—Other properties
    • B32B2307/71—Resistive to light or to UV
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2307/00—Properties of the layers or laminate
    • B32B2307/70—Other properties
    • B32B2307/714—Inert, i.e. inert to chemical degradation, corrosion
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2605/00—Vehicles
    • B32B2605/003—Interior finishings

Definitions

  • the invention relates to a piece of equipment, in particular for the interior of a vehicle, a method for its production and a suitable
  • the interior trim of motor vehicles today consist of a plurality of moldings, which consist of a substrate or have a substrate that provides the appropriate dimensional stability of the molding and absorbs the mechanical forces occurring.
  • This substrate is often laminated with a film in order to increase the optical appearance in the interior of the motor vehicle.
  • these films have often been relatively thick "in mold decoration” (IMD) films, but are comparatively expensive and / or less scratch resistant and / or very glossy (with gloss levels according to VDA standard 621-409 greater than, for example, 10 or greater than 20 or greater than 30).
  • the invention has for its object to provide a scratch-resistant fitting part, in particular a trim part for the interior of a motor vehicle, which does not have the disadvantages of the prior art and which has a pleasant feel and is rational to manufacture.
  • the equipment part a rigid support, this at least partially covering, elastic
  • the intermediate layer is provided according to the invention foamed and has, preferably by the foaming, a comparatively large elasticity.
  • the carrier may for example consist of a fiber-reinforced or filled olefinic plastic and be manufactured by injection molding, pressing or the like.
  • the intermediate layer is preferably foamed physically or chemically and advantageously comprises a thermoplastic elastomer, for example a TPE, TPE-E or TPE-S.
  • a thermoplastic elastomer for example a TPE, TPE-E or TPE-S.
  • Polyurethane foam preferably using a
  • Adhesive is cohesively bonded to the film or multilayer film and / or the carrier.
  • the film or multilayer film preferably has a thickness of less than 750 ⁇ , in particular less than 500 ⁇ and particularly preferably of about 400 ⁇ , very particularly preferably 150 ⁇ - 250 ⁇ on.
  • Multilayer film preferably consists of a relatively thicker main layer and a relatively thinner cover layer, which subsequently the visible side of the
  • the main layer can in turn consist of one or more layers, which preferably consist of polyolefinic plastics and are produced by coextrusion.
  • the cover layer is advantageously made of a lacquer, for example of a polyurethane, which the
  • Equipment part gives the desired properties in terms of scratch resistance, chemical resistance or gloss level.
  • the inventive piece of equipment is according to a first
  • Multilayer film is provided in advance with the elastic intermediate layer,
  • the provided with the intermediate layer film or multilayer film is subsequently provided from the side of the intermediate layer ago with the carrier, for example by pressing with a prefabricated carrier or by injection molding. By pressing the film or multilayer film against a grained or otherwise structured surface of the tool, the equipment part receives a surface structure (in-mold graining).
  • the inventive piece of equipment is according to a second
  • the film or multilayer film can be inserted as a two-dimensional semi-finished product or already preformed in three dimensions.
  • the tool advantageously has a core bounding the first cavity, which core is removed after the injection molding of the carrier. Subsequently, the film or multilayer film can be brought into spaced coverage with the remaining in the tool carrier. In this distance, the elastic intermediate layer is advantageously injected below, which cools there and / or chemically reacted.
  • the shaped body or the substrate is coated according to the invention with the film at least on one side.
  • a film or as a multilayer film use is made of a film which has a thickness of at most 750 ⁇ m.
  • the layer thickness of the film less than 500 ⁇ , more preferably of less than or equal to about 400 ⁇ , most preferably of less than or about equal to 300 ⁇ or in the range between about 300 ⁇ and about 400 ⁇ . It is thereby possible that significant cost savings on the overall component are possible because significantly less material for the film or
  • Multi-layer film used as well as a cheaper material and / or
  • the film has on its side facing away from the substrate (visible side) a lacquer previously applied to the film or a lacquer layer previously applied to the film.
  • the lacquer layer has a layer thickness of about 1 ⁇ to about 30 ⁇ , preferably from about 5 ⁇ to about 20 ⁇ , more preferably from about 10 ⁇ or preferably of at most about 10 ⁇ .
  • the remaining thickness of the film of preferably 300 ⁇ (at a total thickness of the film of, for example, 300 ⁇ ) to about 400 ⁇ (for a total thickness of the film of, for example, 400 ⁇ ) is preferably formed by a multilayer film structure, ie by a film structure with at least a layer and another layer. Alternatively, it may also be a
  • Multilayer film in the form of a so-called monofilm act i. the
  • multilayer film comprises only one layer, but which consists of several materials, or the multilayer film comprises several layers, but these layers have identical material compositions.
  • this film is connected including the paint with a plastic carrier or with the substrate, wherein according to the invention between the substrate and the multilayer film, a foamed intermediate layer is arranged, wherein the elasticity of the intermediate layer is greater than the elasticity of the multilayer film. It can either be provided that the film together with the lacquer layer and the foamed intermediate layer in a flat form, i.
  • the film, together with the paint and the foamed intermediate layer can be preformed in a first molding step and only in a second molding step (In a second tool) is connected to the plastic material of the plastic carrier.
  • IMG inmoldgraining
  • This process can be either an injection molding process or a transfer molding process.
  • a trimming or edge processing is carried out in the case of one-stage deformation of the film (with the foamed intermediate layer) usually after the deformation step.
  • Pruning step of the foil also a fold over of the foil possible.
  • a punching step or a trimming step of the film takes place between the first and the second deformation step.
  • no post-processing of the component is required following the second deformation step.
  • Deforming step takes place.
  • a first combination of materials provides that the lacquer or the lacquer layer provided on the visible side of the foil is a polyurethane lacquer, that the multilayer foil is a polypropylene copolymer multilayer foil and that the Plastic carrier to a polypropylene plastic carrier, optionally with fillers or reinforcing materials such as fibers or the like, is, wherein the plastic carrier may also be foamed.
  • the lacquer layer is likewise a polyurethane lacquer layer, in the case of the film likewise a polypropylene copolymer multilayer film with a special adhesion promoter and in the plastic material of the plastic carrier an ABS and / or PC material
  • ABS acrylonitrile butadiene styrene
  • PC polycarbonate
  • the lacquer layer is provided polyurethane-based and preferably a thermoplastic or a reactive
  • Two-component polyurethane system comprises or that the paint layer has a high Has scratch resistance and / or high chemical resistance and / or high UV resistance and / or high Schreibuntkeit or that the lacquer layer optically a dull appearance (surface with special
  • Gloss levels in the sense of a comparatively low gloss and also has a haptic soft touch impression (soft touch).
  • the gloss measurement is measured, for example, according to VDA 621-409, wherein
  • a degree of gloss equal to 0.5 or greater than 0.5 can be realized, for example a degree of gloss of from about 0.5 to about 1.5 or a degree of gloss of from about 0.5 to about 4.0, or a gloss level of from about 1.5 to about 4.0 is feasible.
  • the scratch resistance is determined in this case, for example, with a so-called Erichsen pen, according to the invention scratch resistance up to a load of up to 20 N according to the invention can be achieved.
  • the force resistance is carried out with a so-called grid test, whereby colorimetrically the so-called delta L value (at a load of, for example, 5 N, 10 N and 15 N) is measured.
  • the scratch resistance is determined with a so-called five-finger test (with differently loaded pins from 2 N to 25 N) or determined according to the manufacturers standard BMW PA0015 or PA0016. According to the invention it is possible in the force strength, a so-called Erichsen pen, according to the invention scratch resistance up to a load of up to 20 N according
  • Damage free (no visible force pattern due to damage to the surface) up to a force of 7 N or up to 15 N to achieve.
  • Write insensitivity is determined according to the invention, for example, according to one of the manufacturer's standards GM9150P (General Motors) or LP-463 / PB-5401 (Chrysler).
  • the surface of the finished trim part has a gloss level below about 1, 5 (for example according to VDA 621-409) and additionally has a scratch resistance of at least for example about 10 N (according to one of the abovementioned test methods).
  • the film is usually a multilayer film (ie, the film has at least one layer and one (different therefrom) further layer with a total of, for example, three or five layers (excluding the outer lacquer layer)), wherein at least the one layer consists of polypropylene.
  • the further layer or the further layers are thermoplastic materials, particularly preferably polystyrene (PS) or a PS copolymer, a polyolefin, a polyolefin copolymer or a thermoplastic elastomer (TPE).
  • PS polystyrene
  • TPE thermoplastic elastomer
  • Preferred thermoplastic elastomers are thermoplastic elastomers based on a styrene copolymer component (TEP-S), of
  • the further layer is a combination of at least two of said thermoplastic materials and / or thermoplastic elastomers.
  • the film has a cover layer of polyethylene terephthalate (PET), polymethylmethacrylate (PMMA) or
  • PC Polycarbonate
  • the respective layers of the film can be bonded by suitable adhesion promoter layers during coextrusion. Alternatively, they are laminated together with an adhesive.
  • the film has a decorative layer, which is particularly preferably applied by the printing process.
  • this comprises
  • Polypropylene in particular PP-H (polypropylene homopolymer) or PP copolymer.
  • PP-BC polypropylene block copolymer
  • MFI melt flow index
  • a proportion of less than 30% of an elastic material is included, whereby the moldability or the stretchability of the film is achieved.
  • thermoplastic elastomer used.
  • the film may also have low levels (usually less than 15%) of additives such as color pigments, fillers, stabilizers, processing aids, etc.
  • additives such as color pigments, fillers, stabilizers, processing aids, etc.
  • the so-called sleeve method for smoothing the film is used.
  • the polymer melt is passed after exiting a slot die between a metal strip and a cooling roller and thus receives the necessary Class-A surface.
  • the surface of the film essentially determines the quality of the paint film to be applied to the film with regard to its appearance.
  • the thermoformability or the moldability is improved in this way and the film receives a greater toughness.
  • the substrate of the molding according to the invention is a substrate of the molding according to the invention.
  • melt-processed i.e., melt-processed
  • mat-shaped i.e., matte-processed
  • the melt-processed material preferably consists of polypropylene (PP), acrylonitrile / butadiene / styrene (ABS), a mixture of ABS and polycarbonate (PC), polyamide (PA), a thermoplastic elastomer (TPE) or a thermoplastic elastomer based on of natural rubber and / or
  • melt-processed material preferably consists of a mixture of at least two of these materials.
  • the melt-processed material has fillers.
  • Exemplary fillers are talc, chalk and wollastonite.
  • the melt-processed material reinforcing materials such.
  • glass fibers natural fibers, carbon fibers or textile-like reinforcements, such as. B.
  • Glass fiber mats or natural fiber mats have to increase its mechanical stability. Further preferred are the melt-processed material pore-forming, such. As physical or chemical blowing agents or gas-loaded elastomer balls added.
  • the mat-shaped thermoplastic material preferably comprises fibers, e.g. B.
  • Natural fibers such as glass fibers or carbon fibers, and a thermoplastic Binders, such as polypropylene on.
  • the thermoplastic binder may be admixed to the remaining fibers in the form of fibers or powders.
  • the lining part or the fitting part according to the invention is
  • thermoplastic material injected behind the film, pressed or embossed.
  • the back molding is carried out as in the document DE 10 2005 039 600, which is hereby incorporated by reference and thus as part of the disclosure.
  • the mat-shaped substrate is preferably preheated before its connection with the film and then pressed or embossed in a forming tool with the film.
  • the film is preferably preheated as a 2D film optionally or after previous deformation of the film, for. B. thermoforming, in the shaping
  • the foil is cut into a suitable contour, for example punched, prior to insertion into the shaping tool.
  • the surface structure of the trim part according to the invention can be formed by a corresponding surface of the forming tool. This can have both a polished and a textured surface, so that trim parts with a smooth or a grained surface can be produced.
  • FIG. 1 shows by way of example and schematically an embodiment of the invention.
  • the illustrated piece of equipment consists of a carrier 1, an elastic intermediate layer 2 and a film, which in turn has a main layer 3 facing the intermediate layer 2 and a cover layer 4.
  • the intermediate layer 2 consists of a foamed, thermoplastic elastomer and has been connected to the film in advance, ie before the connection to the carrier 1, for example by coextrusion.
  • the foamed thermoplastic elastomer ie the foamed intermediate layer
  • the very thin film i.e., the film
  • the very thin film is in-line (coextruded) with a foam backing as a foamed interlayer which provides very good interlayer adhesion and avoids additional downstream processes for applying the foam.
  • the thus-equipped film with foamed intermediate layer receives a scar in the in-mold graining process.
  • the film is applied to a previously produced carrier preferably made of a thermoplastic or natural fibers or a
  • This variant is based on the use of a very thin film or a very thin film (of, for example, 400 ⁇ m thickness) instead of the film-like or skin-like decoration.
  • This very thin film or film consists of the preferably coextruded main layer 3 shown in FIG. 1 and a very thin cover layer 4 in relation thereto (the main and outer layers together form the film).
  • the main layer has a softness and consists of one or more polyolefinic layers;
  • the topcoat consists of a varnish which is essentially for very good surface properties such as
  • the soft component 2 shown in FIG. 1 or the foamed intermediate layer likewise preferably consists of a polyolefinic material, whereby a very good adhesion on the one hand to the main layer of the very thin film and on the other hand to the likewise polyolefinic carrier 1 is achieved.
  • the soft component 2 (or the foamed intermediate layer) can consist of a TPE, TPE-E or a TPE-S, which can preferably be foamed either chemically or physically; Alternatively, it is also possible according to the invention, the soft
  • Component i.e., the foamed interlayer
  • a PUR foam which preferably but not necessarily adheres to substrates and very thin film through adhesion promoters.
  • adhesion promoters due to the injection pressure and the high temperature of the soft component in the very thin, previously uncoloured film

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Laminated Bodies (AREA)
  • Injection Moulding Of Plastics Or The Like (AREA)

Abstract

L'invention concerne une pièce d'équipement pour l'habitacle d'un véhicule automobile, comprenant un substrat (1) et une feuille multicouche (3, 4) reliée à ce dernier. L'invention concerne également un procédé de fabrication d'une pièce d'équipement pour l'habitacle d'un véhicule automobile, une feuille multicouche (3, 4) et une utilisation d'une feuille multicouche (3, 4). La feuille multicouche (3, 4) comprend du polypropylène (PP) ou un copolymère de polypropylène, une couche intermédiaire (2) expansée étant disposée entre le substrat (1) et la feuille multicouche (3, 4), l'élasticité de la couche intermédiaire (2) étant supérieure à l'élasticité de la feuille multicouche (3, 4).
PCT/EP2012/066440 2011-08-26 2012-08-23 Pièce d'équipement, en particulier pour l'habitacle d'un véhicule, et procédé de fabrication WO2013030090A1 (fr)

Priority Applications (4)

Application Number Priority Date Filing Date Title
EP12758799.6A EP2747976A1 (fr) 2011-08-26 2012-08-23 Pièce d'équipement, en particulier pour l'habitacle d'un véhicule, et procédé de fabrication
CN201280052921.1A CN104105585A (zh) 2011-08-26 2012-08-23 特别用于车辆内部空间的内饰件和制造方法
KR1020147007849A KR20140090143A (ko) 2011-08-26 2012-08-23 특히 차량 실내용 트림부 및 그 제조 방법
KR1020177014867A KR20170063997A (ko) 2011-08-26 2012-08-23 특히 차량 실내용 트림부 및 그 제조 방법

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
DE102011111308.1 2011-08-26
DE102011111314 2011-08-26
DE102011111308 2011-08-26
DE102011111314.6 2011-08-26

Publications (1)

Publication Number Publication Date
WO2013030090A1 true WO2013030090A1 (fr) 2013-03-07

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PCT/EP2012/066440 WO2013030090A1 (fr) 2011-08-26 2012-08-23 Pièce d'équipement, en particulier pour l'habitacle d'un véhicule, et procédé de fabrication

Country Status (4)

Country Link
EP (1) EP2747976A1 (fr)
KR (2) KR20170063997A (fr)
CN (2) CN104105585A (fr)
WO (1) WO2013030090A1 (fr)

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CN106536183A (zh) * 2014-07-17 2017-03-22 贝内克-凯利科股份公司 用于气囊应用的箔片
CN110831815A (zh) * 2017-08-25 2020-02-21 宝马股份公司 用于车辆的内部空间构件的插入构件、用于车辆的内部空间构件以及车辆
AT521782A4 (de) * 2019-01-10 2020-07-15 Greiner Perfoam Gmbh Kfz-Formteil

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FR3054472B1 (fr) * 2016-07-26 2019-07-19 Cera Tsc Procede de realisation d’une matelassure de siege de vehicule automobile
DE102017206090A1 (de) 2017-04-10 2018-10-11 Bayerische Motoren Werke Aktiengesellschaft Verfahren zum Herstellen eines geschäumten dekorierbaren Trägerteils für ein Kraftfahrzeug, Folie zur Verwendung in einem derartigen Verfahren und geschäumtes dekorierbares Trägerteil
CN107202466A (zh) * 2017-05-04 2017-09-26 合肥华凌股份有限公司 冰箱搁架及其饰条、冰箱及饰条制作方法
EP3656611B1 (fr) * 2018-11-23 2021-06-09 Lisa Dräxlmaier GmbH Garniture d'intérieur avec une pièce en fibre moulée et son procédé de fabrication
CN110789146B (zh) * 2019-11-01 2021-12-17 深圳创维－Rgb电子有限公司 覆膜安装件及其制作方法、以及挤塑模具
CN115816742B (zh) * 2023-02-21 2023-06-02 沈阳力登维汽车部件有限公司 一种epp基复材抗震吸能汽车保险杠的制备方法

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CN106536183A (zh) * 2014-07-17 2017-03-22 贝内克-凯利科股份公司 用于气囊应用的箔片
CN110831815A (zh) * 2017-08-25 2020-02-21 宝马股份公司 用于车辆的内部空间构件的插入构件、用于车辆的内部空间构件以及车辆
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CN110831815B (zh) * 2017-08-25 2023-07-04 宝马股份公司 用于车辆的内部空间构件以及车辆
AT521782A4 (de) * 2019-01-10 2020-07-15 Greiner Perfoam Gmbh Kfz-Formteil
AT521782B1 (de) * 2019-01-10 2020-07-15 Greiner Perfoam Gmbh Kfz-Formteil

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CN104105585A (zh) 2014-10-15
KR20170063997A (ko) 2017-06-08
KR20140090143A (ko) 2014-07-16
EP2747976A1 (fr) 2014-07-02
CN108466462A (zh) 2018-08-31

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