EP3113948A1 - Matériau de film pour la fabrication d'un emballage - Google Patents

Matériau de film pour la fabrication d'un emballage

Info

Publication number
EP3113948A1
EP3113948A1 EP15705775.3A EP15705775A EP3113948A1 EP 3113948 A1 EP3113948 A1 EP 3113948A1 EP 15705775 A EP15705775 A EP 15705775A EP 3113948 A1 EP3113948 A1 EP 3113948A1
Authority
EP
European Patent Office
Prior art keywords
layer
film material
barrier layer
cut
film
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Withdrawn
Application number
EP15705775.3A
Other languages
German (de)
English (en)
Inventor
Andreas Michalsky
Thomas Klaus
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.)
Huhtamaki Flexible Packaging Germany GmbH and Co KG
Original Assignee
Huhtamaki Flexible Packaging Germany GmbH and Co KG
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 Huhtamaki Flexible Packaging Germany GmbH and Co KG filed Critical Huhtamaki Flexible Packaging Germany GmbH and Co KG
Publication of EP3113948A1 publication Critical patent/EP3113948A1/fr
Withdrawn legal-status Critical Current

Links

Classifications

    • 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
    • B32B15/00—Layered products comprising a layer of metal
    • B32B15/04—Layered products comprising a layer of metal comprising metal as the main or only constituent of a layer, which is next to another layer of the same or of a different material
    • B32B15/08—Layered products comprising a layer of metal comprising metal 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
    • B32B15/00—Layered products comprising a layer of metal
    • B32B15/04—Layered products comprising a layer of metal comprising metal as the main or only constituent of a layer, which is next to another layer of the same or of a different material
    • B32B15/08—Layered products comprising a layer of metal comprising metal 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
    • B32B15/085—Layered products comprising a layer of metal comprising metal 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 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
    • B32B15/00—Layered products comprising a layer of metal
    • B32B15/04—Layered products comprising a layer of metal comprising metal as the main or only constituent of a layer, which is next to another layer of the same or of a different material
    • B32B15/08—Layered products comprising a layer of metal comprising metal 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
    • B32B15/09—Layered products comprising a layer of metal comprising metal 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 comprising polyesters
    • 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
    • B32B3/00—Layered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar shape; Layered products comprising a layer having particular features of form
    • B32B3/26—Layered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar shape; Layered products comprising a layer having particular features of form characterised by a particular shape of the outline of the cross-section of a continuous layer; characterised by a layer with cavities or internal voids ; characterised by an apertured layer
    • B32B3/266—Layered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar shape; Layered products comprising a layer having particular features of form characterised by a particular shape of the outline of the cross-section of a continuous layer; characterised by a layer with cavities or internal voids ; characterised by an apertured layer characterised by an apertured layer, the apertures going through the whole thickness of the layer, e.g. expanded metal, perforated layer, slit layer regular cells B32B3/12
    • 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
    • B32B2307/514—Oriented
    • B32B2307/518—Oriented bi-axially
    • 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
    • B32B2307/724—Permeability to gases, adsorption
    • B32B2307/7242—Non-permeable
    • 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
    • B32B2439/00—Containers; Receptacles
    • B32B2439/40—Closed containers
    • 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
    • B32B2553/00—Packaging equipment or accessories not otherwise provided for

Definitions

  • the invention relates to a film material, in particular a film blank, for producing a packaging, a process for producing such a film material, a container produced from such a film material and a use of such a film material according to the preambles of patent claims 1, 7, 10 and 11.
  • film material for the production of a packaging has long been known and is often and gladly used according to the prior art, for example, to produce tubular bag packaging or flexible packaging, for example with standing floor.
  • the advantage of the use of film material is on the one hand in its cost-effective manufacturability, its versatility and in particular also in its high durability, for example against moisture, but also in its stability against tearing. Especially the latter property, namely the high
  • a major disadvantage of such packages is that due to the respective cuts in the film layers, such films can not have an effective barrier layer, in particular no high barrier, because the cuts required in the respective film layers cause a possibly present barrier layer in the respective film layers through the cut is permeable.
  • the invention has for its object to solve these disadvantages and to provide a film material available, on the one hand has a known high tensile strength and stability, on the other hand, however, the production of an easy-to-open packaging, respectively an easy-open container allows and Moreover, it has an improved barrier, in particular to gaseous substances, as well as being inexpensive and easy to produce using conventional production equipment.
  • a film material in particular a film blank for producing a package according to claim 1. Furthermore, the object is also achieved by a method for producing such a film material according to claim 7 and by a container produced using such a film material and the use of such Foil material for producing a container according to claims 10 and 11 solved.
  • the object is achieved by a foil material, for example a foil blank, for the production of a packaging, wherein the foil material consists of a first and a second layer and a continuous between the first and the second layer arranged substantially continuous with the respective layers at least wherein the first layer of the laminate has at least one first section extending essentially through the entire thickness of the first layer and the second layer of the laminate has at least one second section extending substantially through the entire thickness of the second layer; at least one first cut in the first layer is arranged at a distance from the at least one second cut in the second layer with respect to an areal extent of the film material while defining an intermediate cut area.
  • a foil material for example a foil blank
  • the film material according to the invention consists of two layers which are interconnected over the entire area, wherein the film material defines three areas, the former, namely the intermediate section area, on both sides by the first cuts present in the first layer on the one hand and by those in the second Location located second cuts is limited.
  • the further regions which are referred to as "remaining regions" laterally, respectively, lie laterally of the first cuts located in the first layer or laterally of the second cuts located in the second layer and are each only bent on one side by either the first cuts in the first Position or the second cuts in the second layer limited, while in both cases, the respective associated edge of the film material represents the respective other boundary of the "remaining areas".
  • An essential point of the invention is that extends between the two layers of the film material according to the invention, a barrier layer having no cut, perforations or other penetrations, but is arranged over the entire surface and continuously between the first and the second layer of the film material.
  • This barrier layer thus constitutes a high barrier layer to gaseous substances which is suitable for diffusion of substances from the first layer to the second layer, respectively, to minimize them to a negligible extent. Since the inventive
  • the film material according to the invention thus has no diffusion leaks, although the first layer and the second layer each through the entire thickness of the first layer and having the second layer extending section. This is ensured by the fact that the barrier layer used is arranged over these entire layers and unhindered between these layers and is glued to them at least in sections.
  • the term "cut” in the context of this invention is to be understood as a cut, but also as a severing, puncturing, perforation or perforation, which extends essentially through the entire thickness of the respective layer, more preferably at least over a range of 80%, and more preferably at least over a range of 90% to 95% of the thickness of the respective layer.
  • the corresponding adjectives and verbs are to be understood the first and second layer forming the film material in the "remaining areas" are laminated or glued together over the barrier layer as an intermediate layer and are permanently bonded to one another and in the intermediate cut area an overlapping lamination of first and second layers, namely in each case up to the respective first or second cut, exists and from the respective page adjacent to the barrier layer.
  • This full-surface connection of the first layer, barrier layer and second layer can be carried out either by a coextrusion, a lamination or a bond, wherein in a gluing instead of a full-surface application of adhesive, a grid, line and / or punctiform adhesive application can be used, so that the individual
  • layers of the film material according to the invention adhere firmly and permanently to one another in the "remaining areas".
  • a further important point of the invention is further that in the intermediate cutting region adhesion of the first layer to the barrier layer is different in strength than adhesion of the second layer to the barrier layer.
  • the different adhesive force of the first layer on the barrier layer and the second layer on the barrier layer differs in that the one layer permanently adheres to the barrier layer, while the other layer is releasably and possibly Wegverklebbar adheres to the barrier layer.
  • the layer for example the first layer
  • the barrier layer so that when the packaging made from the inventive film material is opened, the outer, ie in the present example, first layer over which the area of the intermediate cut area is released from the barrier layer.
  • the outer i.
  • the first layer is in this case withdrawn from the first cut to the second cut in the second layer and thereby detached from the barrier layer.
  • the intermediate cutting region ends, and thus the region in which the first layer can be detached from the barrier layer.
  • a tearable metal foil is suitable, wherein according to the invention, in particular an aluminum foil is preferred, which has a layer thickness in the range of 1 pm to 15 pm, preferably in the range of 2.5 pm to 12 pm, and particularly preferably in the range of 5 pm to 9 pm.
  • Aluminum foil thus represents a high barrier to gaseous substances and thus a significant improvement in terms of hitherto known precut foil materials which are suitable for the production of packaging.
  • the outer layer for example the first layer, which is produced from the film material according to the invention is firmly and permanently connected to the barrier layer, while the second layer facing the packaging interior in the case of such a package is detachable in the intermediate cutting region and possibly reconnectable to the barrier layer.
  • the barrier layer fixedly attached to this layer is destroyed along the first cut in the first layer, and when the first layer is withdrawn together with the barrier layer, the lower layer, i. the second situation comes to light and in a further folding or
  • the barrier layer is thus already destroyed in an initial opening, ie the stripping of the first layer in the region of the intermediate cut area, wherein the barrier layer, preferably the aluminum foil is released in the further opening process of the underlying second layer and on reaching the second cut in the second layer is released the opening in the packaging interior.
  • this opening makes it possible to gain access into the packaging space of a container made from such a film material or a container made of such a film material, without complicated measures for opening the package or container, such as tear threads, notches, unidirectionally stretched films or the use of tools, such as knives or scissors, would be necessary.
  • the respective optionally present uncut thickness portion which accounts for a maximum of 20% of the thickness of the respective layer in a simple manner, in particular without the aid of a tool, separable, in particular tearable.
  • Either a cold adhesive or a pressure-sensitive adhesive can be used to produce the detachable and possibly re-adhesive bond between the first or second layer and the barrier layer. It is also possible to use one in combination with an adhesion-reducing layer, such as a release varnish, to reduce liner adhesion.
  • an adhesion-reducing layer such as a release varnish
  • a two-component polyurethane adhesive or an acrylic-based adhesive system can be used, which has no pressure-sensitive properties and adhesive effects and leads to an insoluble adhesive bond
  • a permanent compound may also be made by coextrusion or other known adhesives.
  • the intermediate cut region has at least one sealing medium and cold-adhesive-free section, which may preferably be arranged adjacent to the first cut and / or the second cut and in each case on the inside, ie. the barrier layer facing side, the first and / or the second layer are located.
  • a sealing medium and cold-adhesive-free section provides, according to the invention, a grasping possibility for grasping the first or the second layer, depending on which of the two layers is on the outside of the packaging.
  • the respective packaging side located outside layer can be deducted from the respective overlapping position, and indeed until, starting from the cut in the position to be deducted, the cut is achieved in the respective other position , With the achievement of this section and the destruction of the barrier layer, the packaging produced from the film material according to the invention is then opened. It is according to the invention not to be feared that the respective top pulled-off layer, depending on the embodiment with or without barrier layer, is pulled further than up to the section in the respective other layer, whereby the packaging would be destroyed because the layers forming the film material beyond the respective cuts, which limit the intermediate cut area, ie. in the "other areas", are fully interconnected and permanently interconnected and can not be peeled or delaminated without destroying the laminate.
  • first (20) and the second layer (30) on the barrier layer in the intermediate cut region (40) can be joined together, in particular re-bonded, after separation of the layers.
  • At least one side of a layer forming the intermediate cut region and / or the barrier layer, in particular colored, is printed.
  • This printing can be done either after a spin up, i. be visible in the course of opening the container produced with the film material according to the invention, or, if the outside in the case of packaging layer is transparent or translucent, already be visible when the container is closed.
  • brand names, operating or maintenance instructions for the packaged item i. attach the contents or other information concerning the product.
  • it can be checked on the basis of a destruction of the barrier layer, whether the container was first opened or was previously opened, namely, when the barrier layer was at least partially destroyed by a first Aufpeelen or opening the intermediate cut area.
  • a packaging made from a film material according to the invention thus has a first-opening guarantee, since the barrier layer must necessarily be destroyed when the packaging produced from this film material is opened, which can be recognized in any case when it is reopened.
  • first and / or the second layer of the laminate ie the film material according to the invention
  • the first and / or the second layer of the laminate can be made of preferably biaxially oriented polypropylene. be placed or have a layer of such a material.
  • one or both layers of the laminate may also have a further barrier layer, for example of ethylene vinyl alcohol copolymer, polyamide or other common barrier layer materials, in order, for example, to provide additional protection comprising the central full-surface barrier layer, such as in particular aluminum layer, protects against access of aggressive substances from a packaging interior through which the aluminum layer could be attacked and possibly destroyed.
  • Such an additional barrier layer can prevent, for example, a large-scale attack on the central aluminum barrier layer. In the respective cutting regions, such an additional barrier layer could, for example, extend over the cut and / or overlap it.
  • Both the first and / or the second layer each consist of at least one plastic film, suitable materials being, for example, polyethylene terephthalate, polyethylene and / or polypropylene.
  • Both the first and the second layer may each be monoaxially or, preferably, biaxially stretched, wherein the first and / or the second layer may be stretched in its entirety or the first and / or the second layer each have at least one layer which is mono-layered. or preferably biaxially oriented.
  • the central barrier layer between the first and second layer can be constructed in multiple layers.
  • this barrier layer may consist of an aluminum foil coated with an ethylene vinyl alcohol copolymer layer or another additional barrier layer made of plastic. Also in this way it is possible to protect the central aluminum foil barrier from access of aggressive substances from inside the container.
  • such an additional plastic barrier layer can also be attached to the outside of the barrier layer of aluminum foil as required, with suitable adhesion promoters or adhesives stabilizing such a central barrier layer composite.
  • a 1 mm to 5 mm wide area is defined, which reduces one
  • This reduced adhesion can, for example be achieved by applying an adhesive not full area, but line, dot and / or grid-shaped. Further, there is another way to reduce the composite adhesion by using a combination of an adhesive with a release varnish. Another possibility is also to leave this area free of adhesive in order to provide, for example, a handle possibility in order to be able to open a package made with the film material according to the invention even more easily.
  • the film material according to the invention can also have a plurality of intermediate cutting areas.
  • two intermediate cutting regions are preferred, each of which defines two first cuts in the first layer and two second cuts in the second layer, wherein the distance of the first cuts is greater than the spacing of the second cuts and the cuts are arranged such that seen in the cross-section of the film material, the sections which are closer to one another are arranged at a greater distance between the sections.
  • a respective intermediate cut region defines itself here as the section, which is seen in cross-section between the respective outer cuts in the first layer and the second layer. In this way, it is possible to define a band which, when a package is opened, is drawn off along the band-defining intermediate cut areas, destroying the central barrier layer and thus provides access to the interior of a package.
  • reclosing of a packaging produced with the film material according to the invention is also possible, provided that the respectively peelable region of the film material is coated with a pressure-sensitive adhesive which allows a re-adhesion of the separate layers.
  • the object according to the invention is also achieved, in particular, by a process for producing a film material, the following steps being carried out:
  • barrier layer film (40) on a first side with a first adhesive
  • the barrier layer film to be used is formed thin and manually rupturable and a layer thickness in the range of 1 pm to 15 pm, preferably in the range of 2.5 pm to 12 m and more preferably in the range from 5 ⁇ to 9 ⁇ has.
  • this barrier layer film is loaded as lightly as possible by first coating it with a first adhesive on a first side and then laminating this adhesive-coated first side with the first layer.
  • the thin barrier layer film preferably a thin aluminum foil, stabilized.
  • the second side is coated with a second adhesive which, as mentioned above, differs in its adhesive force from the first adhesive.
  • This adhesive-coated second side is then laminated to the second layer, taking care that a first cut located in the first layer is spaced apart from a second cut located in the second layer as viewed across the cross-section of the film material.
  • the first cut in the first position and / or the second cut in the second position immediately before Coating respectively laminating the first and the second side of the adhesive-coated barrier layer film produced and then accurately connected to the respective adhesive-coated sides of the barrier layer film.
  • the process according to the invention can be carried out, for example, on a triplex
  • Laminating be performed so that the film material according to the invention by means of an inline production to a two-layer barrier Lam inat arranged between the two layers of barrier layer, d .h. to a three-layer material with a central barrier layer, is processed.
  • the object according to the invention is also achieved by a container, in particular a disposable container, which is produced using a film material according to the invention as described above or has such a film material in an area to be opened.
  • the object according to the invention is furthermore also achieved by the use of a previously described foil material for producing a container, in particular a disposable container.
  • a particularly advantageous aspect of the film material according to the invention, or of the method according to the invention for producing the film material is that the film material has a continuous barrier layer and produces containers with optimized barrier properties, which are particularly easy to open can be.
  • FIG. 1 shows a schematic representation of a film material according to the invention according to a first embodiment
  • Fig. 2 is a schematic representation of a film material according to the invention according to a further embodiment.
  • FIG. 1 shows a schematic representation of a film material 10 according to the invention according to a first embodiment.
  • the film material 10 has a first ply 20 having a first cut 25 extending throughout
  • Thickness of the first layer 20 extends. Furthermore, the film material 20 has a second layer 30 which has a section 35 which extends through the entire thickness of the second layer 30. The first layer 20 and the second layer 30 are connected to each other via a barrier layer 40, wherein the first section 25, viewed in cross-section of the film material 10, spaced from the second
  • Section 35 is arranged.
  • the area between the first cut 25 and the second cut 35 defines an intermediate cut area 50 which serves to open a package made of the film material 10.
  • the layer located on the outside of the package for example the first layer 20
  • the barrier layer 40 is removed from the barrier layer 40, starting from the first section 25.
  • the first layer 20 in the intermediate cut region 50 is connected to the barrier layer 40 with a releasable adhesive, for example a pressure-sensitive adhesive.
  • the barrier layer 40 is made of an aluminum foil which has a thickness of 5 ⁇ m to 9 ⁇ m, preferably 6.5 ⁇ m ⁇ 0.5 ⁇ m.
  • the first layer 20 is detached upon opening of a package made of the film material 10, starting from the first cut 25, from the aluminum barrier layer to the second cut 35 located in the second layer 30.
  • the aluminum barrier layer 40 is in this case still intact, but is destroyed during the final opening of the package produced from the film material 10 by a mechanical destruction, for example a pressing in or pushing through the thin aluminum foil, so that access to the packaging interior arises.
  • a mechanical destruction for example a pressing in or pushing through the thin aluminum foil
  • the first layer 20 in the intermediate cut region 50 is not peelably connected to the barrier layer 40, but is insoluble.
  • the connection of the second layer 30 to the barrier layer in the intermediate cut region 50 is peelably connected.
  • reclosing of the package is possible as long as the peelable region is coated with a pressure-sensitive adhesive that allows re-adherence of the separate layers.
  • FIG. 2 shows a further embodiment of a film material according to the invention, in which the first layer 20 has two first cuts 25 which define a band bounded by the first cuts 25.
  • the second layer 30 in turn also has two second cuts 35. These are in the film material 10, seen in cross section, spaced less than the first two cuts 25 in the first layer 20 and arranged so that they also define a band that is narrower than that formed by the first two cuts 25 and is below the band defined by the first cuts 25. Between the respective outer side of the second cuts 35 in the second layer 30 and the respective inner side of the first cuts 25 in the first layer 20, an intermediate cut region 50 is defined in each case.
  • the adhesion between the first layer 20 and the barrier layer is reduced, so that the first layer 20 can be detached from the barrier layer 40, while in the remaining regions beyond the intermediate cut regions 50 a firm and permanent adhesion between the first layer 20 and the barrier layer 40 and the barrier layer 40 and the second layer 30 is guaranteed.
  • the tape is cut out of the film material 10, wherein the first layer 20 in the two intermediate cut regions 50 detaches from the barrier layer 40 and the barrier layer 40 in the areas adjacent to the second cuts 35 are at an opening of the packaging breaks, so that the barrier layer 40 is destroyed and access is provided in the package.
  • connection of the first layer 20 with the first layer 20 is
  • Barrier layer 40 in the intermediate regions 50 also be insoluble. In this case, the connection of the second layer 30 with the barrier layer 40 in the intermediate cut regions 50 is peelable. Upon opening the package made from the sheet material 10, the barrier layer 40 is then destroyed by tearing adjacent to the first cuts 25.
  • First layer oriented polypropylene with a layer thickness in the range of 20 pm to 50 pm
  • Barrier layer aluminum foil with a layer thickness of 7 pm
  • Second layer polypropylene with a layer thickness in the range of 20 pm to 100 pm
  • First layer polyethylene terephthalate with a layer thickness in the range of 12 pm to 36 pm
  • Barrier layer Aluminum foil with a layer thickness of 6.3 ⁇ m
  • Second layer polyethylene with a layer thickness in the range of 30 pm to 100 pm
  • First layer oriented polypropylene with a layer thickness of 40 ⁇ m
  • Barrier layer aluminum foil with a layer thickness of 6 pm
  • Second layer oriented polypropylene with a layer thickness of 20 ⁇ m.

Landscapes

  • Wrappers (AREA)
  • Laminated Bodies (AREA)

Abstract

L'invention concerne un matériau de film (10), en particulier une découpe de film, destiné à produire un emballage, le matériau de film (10) étant constitué d'une première couche (20) et d'une seconde couche (30) et d'une couche barrière (40) disposée entre la première (20) et la seconde couche (30) sensiblement sur toute la surface, s'étendant de bout en bout et collée au moins par endroits aux couches respectives, la première couche (20) du matériau de film (10) comportant au moins une première coupe (25) qui s'étend sur toute l'épaisseur de la première couche (20) et la seconde couche (30) du matériau de film (10) comportant au moins une deuxième coupe (35) qui s'étend sur toute l'épaisseur de la seconde couche (30) et l'au moins une première coupe (25) étant disposée dans la première position (20) à l'opposé et à distance de l'au moins une deuxième coupe (35) ménagée dans la seconde couche (30) par rapport à l'extension de la surface du matériau de film (10) en définissant au moins une zone d'interface intermédiaire (50). L'invention concerne également un procédé de fabrication d'un tel matériau de film, un récipient fabriqué à partir de ce matériau de film, et l'utilisation d'un tel matériau de film pour fabriquer un récipient.
EP15705775.3A 2014-03-04 2015-01-26 Matériau de film pour la fabrication d'un emballage Withdrawn EP3113948A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102014102824.4A DE102014102824A1 (de) 2014-03-04 2014-03-04 Folienmaterial zur Herstellung einer Verpackung
PCT/EP2015/051501 WO2015132018A1 (fr) 2014-03-04 2015-01-26 Matériau de film pour la fabrication d'un emballage

Publications (1)

Publication Number Publication Date
EP3113948A1 true EP3113948A1 (fr) 2017-01-11

Family

ID=52573649

Family Applications (1)

Application Number Title Priority Date Filing Date
EP15705775.3A Withdrawn EP3113948A1 (fr) 2014-03-04 2015-01-26 Matériau de film pour la fabrication d'un emballage

Country Status (3)

Country Link
EP (1) EP3113948A1 (fr)
DE (1) DE102014102824A1 (fr)
WO (1) WO2015132018A1 (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102017123135A1 (de) * 2017-10-05 2019-04-11 Huhtamaki Flexible Packaging Germany Gmbh & Co. Kg Laminat mit einem Folienverbund, Verfahren zur Herstellung des Laminats, aus dem Laminat hergestellte Verpackung, Verwendung des Folienverbunds zur Herstellung des Laminats und Verwendung des Laminats zur Herstellung einer Verpackung

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2006123971A (ja) * 2004-10-28 2006-05-18 Kyodo Printing Co Ltd 粉体容器用の蓋材及び粉体容器
US20100278454A1 (en) * 2009-04-29 2010-11-04 Sonoco Development, Inc. Tamper-evident laminate structure
JP5573252B2 (ja) * 2010-03-10 2014-08-20 凸版印刷株式会社 包装材料ならびに、これを用いた包装容器および蓋材
DE102011051509A1 (de) * 2011-07-01 2013-01-03 Huhtamaki Ronsberg, Zweigniederlassung Der Huhtamaki Deutschland Gmbh & Co. Kg Folienmaterial zur Herstellung einer Verpackung

Non-Patent Citations (2)

* Cited by examiner, † Cited by third party
Title
None *
See also references of WO2015132018A1 *

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