EP3829992A1 - Emballage de tube - Google Patents

Emballage de tube

Info

Publication number
EP3829992A1
EP3829992A1 EP18812123.0A EP18812123A EP3829992A1 EP 3829992 A1 EP3829992 A1 EP 3829992A1 EP 18812123 A EP18812123 A EP 18812123A EP 3829992 A1 EP3829992 A1 EP 3829992A1
Authority
EP
European Patent Office
Prior art keywords
tube
barrier layer
nipple
tamper
interior
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
EP18812123.0A
Other languages
German (de)
English (en)
Other versions
EP3829992B1 (fr
EP3829992C0 (fr
Inventor
Ulrich Schlapp
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.)
Linhardt GmbH and Co KG
Original Assignee
Linhardt 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 Linhardt GmbH and Co KG filed Critical Linhardt GmbH and Co KG
Publication of EP3829992A1 publication Critical patent/EP3829992A1/fr
Application granted granted Critical
Publication of EP3829992B1 publication Critical patent/EP3829992B1/fr
Publication of EP3829992C0 publication Critical patent/EP3829992C0/fr
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
    • B65D35/00—Pliable tubular containers adapted to be permanently or temporarily deformed to expel contents, e.g. collapsible tubes for toothpaste or other plastic or semi-liquid material; Holders therefor
    • B65D35/02—Body construction
    • B65D35/10—Body construction made by uniting or interconnecting two or more components
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
    • B65D35/00—Pliable tubular containers adapted to be permanently or temporarily deformed to expel contents, e.g. collapsible tubes for toothpaste or other plastic or semi-liquid material; Holders therefor
    • B65D35/44—Closures
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
    • B65D2401/00—Tamper-indicating means
    • B65D2401/60—Tearable part both of the container and of the closure

Definitions

  • the invention relates to tube packaging.
  • Tube packaging made of plastic is known from the prior art in a wide variety of designs.
  • the tube packaging generally consists of a tubular or tubular tube jacket and a tube shoulder made of plastic as a molded part with a tube nipple, which also includes the outlet opening of the tube.
  • the tube shoulder is inserted with a tube shoulder section opposite the dispensing opening into one of the open ends of the tube shell and connected to the tube shell in a suitable manner, for example by welding.
  • the tube jacket of such tube packaging is often formed in multiple layers with an outer plastic layer and with a barrier layer delimiting the interior of the tube.
  • DE 10 2011 101 260 B4 discloses a tube packaging in which the tube jacket and tube shoulder are provided with a barrier layer against oxygen. The barrier layers on the tube jacket and on the
  • Tube shoulders are designed so that they are in the area of the connection between
  • Tube head known, the tube jacket and tube head are provided on their inner sides with a barrier layer.
  • EP 2 703 312 B1 discloses a plastic tube head connected to a tube body.
  • An insert made of aluminum or vinyl ethylene alcohol is provided in the tube head, which closes the dispensing opening. Before the first use of the tube, the insert is pierced with a piercing pin on the tube cap, so that the opening for dispensing the product is opened.
  • EP 0 873 942 A1 describes a packaging tube with a tube head produced as an injection molded part or a pressed part, the tube head having a diffusion barrier layer on the side facing the tube contents.
  • the diffusion barrier layer designed as a film-shaped insert also takes on the function of a
  • Tamper-evident and closes the dispensing opening on the tube head.
  • the present invention has for its object a tube head
  • the present invention provides a tube head for tube packaging
  • the tube head according to the invention consists of a tube shoulder, a tube nipple and a tamper-evident element, an edge region of the tube shoulder facing away from the tube nipple being designed for connection to a tube jacket.
  • the tube nipple projects in one direction away from the edge region of the tube shoulder, which is designed for connection to the tube jacket, over the surface of the tube shoulder.
  • the tube nipple has a dispensing opening in a section facing away from the tube shoulder, the tamper-evident element being arranged in the region of the tube nipple and the tamper-evident element
  • TKI tube head interior
  • Tamper-evident element designed as a one-piece molded part made of plastic.
  • the inventive design of the tube head consisting of tube shoulder, tube nipple and tamper-evident element as a one-piece molded part Plastic enables a particularly simple and inexpensive production by an injection molding process. In particular, it is not necessary to retrofit a film or other closure which can ensure the originality of a tube packaging comprising the tube head.
  • the tamper-evident element provided according to the invention is arranged in the region of the tube nipple and completely separates the dispensing opening from the interior of the tube head. After the tube head and tube jacket have been connected to form a tube package, the tube head interior becomes part of the tube interior.
  • the tube shoulder preferably has at least one barrier layer on its outer surface facing away from the tube head interior and / or on its inner surface facing the tube head interior. This also particularly preferably points
  • Tamper-evident element has at least one barrier layer on its inner surface facing the tube head interior and / or on its outer surface facing away from the tube head interior.
  • the tube nipple preferably has at least one barrier layer on its inner surface facing the tube head interior and / or on its outer surface facing away from the tube head interior.
  • the tamper-evident element provided according to the invention is arranged in the region of the tube nipple and completely separates the dispensing opening from the interior of the tube head.
  • the tamper-evident element can in principle be attached directly at the transition from the tube shoulder to the tube nipple, as well as at any distance from the transition from the tube shoulder to the tube nipple.
  • the tamper-evident element is preferably arranged at a distance from the tube shoulder, in particular it is arranged adjacent to the dispensing opening. In these embodiments, preferably only the part of the inner surface of the
  • Tube nipples are equipped with a barrier layer that is in contact with the interior of the tube head and thus with the filling material after the tube packaging has been completed. For example, if the tamper-evident element is equidistant between the
  • the tamper-evident element preferably has at least one predetermined breaking point.
  • Tube packaging filled with a filling material The tamper-evident seal closing the dispensing opening must be destroyed before the filling material is removed for the first time.
  • the preferably provided predetermined breaking point and in particular the particularly preferably provided two predetermined breaking points facilitate this destruction of the
  • the tamper-evident element particularly preferably has at least one
  • Target kink at. The destruction of the tamper-evident element is also facilitated by a predetermined kink and in particular by the two, three and in particular four predetermined kinks provided.
  • predetermined breaking points and predetermined breaking points are provided at the same time, and two predetermined breaking points and four are particularly preferred
  • the four predetermined kinks essentially form a square base, the corners of which are arranged adjacent to the inner surface of the tube nipple.
  • the two predetermined breaking points form the diagonals of the predetermined breaking point square. If the tamper-evident element is destroyed, four triangular lobes are formed in this embodiment, which flap along the respective predetermined kink inward in the direction of the tube head interior or
  • Tamper-evident element can be provided. If the corners of the polygon are connected to each other by predetermined breaking points that preferably run through the center of the tamper-evident element, a star-like structure is formed from which, after the tamper-evident element has been destroyed, a larger number of acute-angled triangles form, which facilitate the folding processes described above.
  • the present invention also provides a tube packaging comprising a tube head as described above and a tube jacket.
  • Tube jacket is connected, preferably welded, in the edge region of the tube shoulder facing away from the tube nipple.
  • the tube head and the tube jacket delimit a tube interior which encompasses the tube head interior, the tamper-evident element the outlet opening opposite the
  • Tube packaging comprising such a tube head with tube shoulder, tube nipple and tamper evident element.
  • the advantages presented in connection with the preferred embodiments of the tube head described above also apply to a tube packaging comprising such a tube head.
  • the tube jacket is preferably of at least two layers and has a tube body layer and at least one barrier layer.
  • the barrier layer is arranged on an inner surface of the tube body layer facing the tube interior and / or on an outer surface of the tube body layer facing away from the tube interior.
  • barrier layer Surface facing the interior of the tube and / or on its surface facing away from the interior of the tube is often provided with a so-called barrier layer, which is intended in particular to prevent the penetration of oxygen and water into the interior of the tube.
  • the preferred embodiments of the present invention specified below have such barrier layers in an increasing area of the surface facing the tube interior and / or facing away from the tube interior. This creates an increasingly effective barrier against the ingress of oxygen and water.
  • the tube packaging additionally has a closure cap in the form of a screw closure cap or in the form of a hinged lid.
  • a conventional dispenser can also be provided.
  • the closure cap is a screw closure cap, it preferably has a first jacket section, a second jacket section and a cover section that separates the first from the second jacket section.
  • the outside of the tube nipple is equipped with an external thread.
  • the screw cap has in its first jacket section with the external thread of the tube nipple
  • Tube packaging by screwing the cap onto the tube nipple is made possible.
  • a projection is provided in the region of the cover section of the screw cap facing the second jacket section, the projection engaging through the dispensing opening and into the tube nipple when the screw cap is attached to the tube nipple.
  • Corresponding thread of the tube nipple and the cap on the tube by screwing it on is unscrewed from the tube packaging, turned by 180 ° and placed on the tube nipple with the second jacket section ahead.
  • the projection provided on the inside of the second jacket section of the closure cap which can be a pin-like, a tapering, a hollow cylindrical or otherwise shaped projection, is inserted into the dispensing opening and pressed in the direction of the tube interior until the tamper-evident element has reached this point It is destroyed that the contents can be removed from the interior of the tube.
  • the outer diameter of the projection is particularly preferably between 90% and 99% of the inner diameter of the tube nipple. Thanks to these coordinated diameters, the tamper-evident element can be completely removed with high reproducibility.
  • the tube body layer of the tube jacket preferably consists of plastic or metal, in particular of a plastic monomaterial or of a plastic laminate, of aluminum or of an aluminum alloy.
  • Polyethylene and in particular HDPE is particularly preferred.
  • the materials mentioned have favorable properties in the manufacturing process and, on the other hand, they advantageously provide the elastic deformability of the tube shell that is desired to maintain the dimensional stability.
  • the use of a plastic monomaterial is associated with the particular advantage that the tube body layer of the tube jacket can be extruded in a tube.
  • the barrier layer of the tube jacket, the barrier layer of the tube shoulder, the barrier layer of the tamper-evident element and the barrier layer of the tube nipple consist independently of one another of aluminum, SiOx, SiNx, silicon, chromium, stainless steel or mixtures thereof.
  • Tube shoulder and the barrier layer of the tamper-evident element as well as the barrier layer of the tube nipple either made of aluminum or SiOx or SiNx or silicon or chrome or stainless steel or one of their mixtures.
  • the complete surface delimiting the tube interior is equipped with a barrier layer, at least on the inside or outside, but also on the inside and outside.
  • the tube shoulder and tube jacket can be provided with a barrier layer independently of one another on the inside and / or outside. It is both possible that the tube shoulder has a barrier layer on its surface facing the tube interior and the tube jacket on its
  • the tube shoulder has a barrier layer on its surface facing away from the tube interior and the tube jacket on its surface facing the tube interior
  • the tube shoulder is provided with a barrier layer on the inside and outside, but the tube jacket is only on the inside or only on the outside.
  • the tube head and tube shell with two each
  • the preferred materials ensure extremely good properties of the barrier layer with regard to the barrier effect against materials such as oxygen and water, in particular, whose penetration into the interior of the tube is to be prevented. This property is particularly advantageous when all barrier layers are made of the same material.
  • Chromium with a purity of 2N5 or 3N5 is particularly preferred; stainless steel is used as stainless steel 1.4301, stainless steel V4A or stainless steel 1.4571. Silicon bonded to molybdenum is used as the silicon source.
  • any material that is electrically conductive or that can be made electrically conductive by additives can be used for a sputtering process. Basically are as
  • Materials suitable for the barrier layers are all materials that have a specific electrical resistance ⁇ 1 Qcm.
  • Tube shoulder and / or the tamper-evident element and / or the tube nipple are provided with an oxygen-absorbing layer on their surface facing the tube interior.
  • This is, for example, a coating that is in a product-neutral matrix, e.g. B. in a plastic matrix such as a polyethylene matrix, contains an oxygen-reactive and absorbing additive.
  • Base metals in powder form are particularly suitable as an oxygen absorbing additive, e.g. B. iron, preferably annealed and / or electrolytically reduced base metals such. B. metal flalogenides.
  • the oxygen-absorbing coating removes oxygen present in the tube interior, but also in the filling material present in the tube.
  • absorbing coating is provided in addition to the barrier layer, so that even oxygen that has passed through the barrier layer or through leaks in the barrier layer is absorbed by the oxygen-absorbing coating even before this oxygen can react with the filling material present in the tube packaging.
  • Barrier layer of the tube nipple preferably acts at least against water vapor and / or at least against oxygen.
  • the barrier layer of the tube jacket and / or the barrier layer of the tube shoulder and / or the barrier layer of the tamper-evident element and / or the barrier layer of the tube nipple are by vapor deposition and / or by sputtering and / or by electrical separation and / or or formed by chemical deposition of the material forming the barrier layer.
  • the tube head is preferably designed in a geometry suitable for coating. In a manner known to the person skilled in the art, in particular edges are avoided, which can lead to problems during the coating process by forming an insufficient coating thickness.
  • Tamper-evident elements can be provided with a barrier layer.
  • Providing a tube layer as a separate unit with a barrier layer and connecting it to one another only afterwards gives the time and cost-saving advantage that the entire tube head with tube shoulder, tube nipple and tamper-evident element can be provided with a barrier layer in one step.
  • Barrier layers are advantageously designed in such a way that they directly adjoin one another in the area of the connection between tube shoulder and tube body, so that in this case, too, a continuous overall barrier layer extends from the dispensing opening to that of the dispensing opening
  • the filling material is preferably a paste, a cream, a gel or a liquid.
  • the present invention has particular advantages when the filling material is a product which is completely consumed in the course of a single use, as is the case, for example, with flaar colorations.
  • the removal process can in fact occur when residues of the previously destroyed tamper-evident element, adhering to the inner wall of the tube nipple, are moved in the direction of the dispensing opening by the escaping filling material, which could make further subsequent removal processes more difficult.
  • Tube packaging for disposable products is naturally not the case.
  • the present invention also encompasses a method for securing a tube head as described above by injection molding or pressing plastic, the tube head consisting of tube shoulder, tube nipple and tamper-evident element.
  • the design of the provided according to the invention allows Tube shoulder, tube nipple and tamper-evident element existing tube head as a one-piece molded part made of plastic a particularly simple and inexpensive manufacture by an injection molding process.
  • the tamper-evident element provided according to the invention is arranged in the region of the tube nipple and completely separates the dispensing opening from the interior of the tube head. In the manufacture of the tube head in
  • Injection molding can restore the originality of the corresponding tube head
  • Tube surface interior facing inner surface has at least one barrier layer, the barrier layer of the tube shoulder is preferably by vapor deposition and / or by sputtering and / or by electrical deposition and / or by chemical
  • the tube head is preferably designed in a geometry suitable for coating. In a manner known to the person skilled in the art, in particular edges are avoided, which can lead to problems during the coating process by forming an insufficient coating thickness.
  • the barrier layer of the tamper-evident element is applied by vapor deposition and / or by sputtering and / or by electrical deposition and / or by chemical deposition of the material forming the barrier layer.
  • Tamper-evident element is arranged adjacent to the dispensing opening, and at least the tube nipple on its inner surface facing the tube interior has a barrier layer, this barrier layer of the tube nipple is passed through
  • the inventive design of the tube head consisting of tube shoulder, tube nipple and tamper-evident element as a one-piece molded part made of plastic is combined by the above-mentioned preferred embodiments with a particularly simple and inexpensive production of a barrier layer covering the entire surface of the tube head.
  • a barrier layer covering the entire surface of the tube head There are particular advantages in terms of time and cost savings if only one method is used for applying the entire barrier layer. This will be the case in particular if the entire barrier layer covering the inner and / or outer surface of the tube head, in particular the inner and / or outer surface of the tube shoulder, is produced from a specific material. If two or more different materials are used, different application methods can be used for the different materials.
  • the present invention also includes a method of making a
  • Tube packaging as described above, the method comprising the steps of: a) providing a tube jacket,
  • a tube head by injection molding or pressing plastic, the tube head consisting of a tube shoulder, a tube nipple and a tamper-evident element and
  • Tube interior comprising tube interior, the connection being carried out in particular by welding.
  • the design according to the invention of the tube head consisting of tube shoulder, tube nipple and tamper-evident element as a one-piece molded part made of plastic enables particularly simple and inexpensive production by an injection molding process.
  • the tamper-evident element completely separates the dispensing opening from the tube interior.
  • the originality of the tube packaging can thus be ensured by a web made of plastic which closes the tube opening and is produced in the same operation.
  • the tube jacket is at least two-layered and the tube jacket has a tube body layer and at least one barrier layer, the barrier layer on an inner surface of the tube body layer facing the tube interior and / or on one of the
  • the barrier layer of the tube shell is preferably by vapor deposition and / or by sputtering and / or by electrical deposition and / or by chemical means
  • Deposition of the material forming the barrier layer of the tube jacket is applied. These are the methods familiar to those skilled in the art for applying barrier layers. There are special advantages in terms of time and
  • Barrier layer is used. This will be the case in particular if the entire barrier layer consists of a certain material. If two or more different materials are used, different application methods can be used for the different materials.
  • the tube interior is filled with a filling material and the tube jacket is closed at its end opposite the tube shoulder by welding its edge region.
  • the tube jacket and tube head are connected in a manner known to the person skilled in the art, for example by latching or welding the tube shoulder to the tube jacket.
  • the welding of the tube casing is a long-established process that ensures a secure, permanent closure and that can be carried out inexpensively at the same time.
  • Fig. 1 shows a schematic representation of a vertical section through a
  • FIG. 2 shows a schematic representation of a perspective view of the tube head according to FIG. 1;
  • Fig. 3 shows a schematic representation of a vertical section through a
  • Fig. 4 is a schematic representation of a vertical section through another
  • Fig. 5 shows a schematic representation of a vertical section through the
  • FIG. 1 shows a tube head 5 consisting of the tube shoulder 6, the tube nipple 7 and the tamper-evident element 10.
  • Tamper-evident element 10 is arranged in the area in which tube nipple 7 and tube shoulder 6 adjoin each other.
  • the inner surface of the tube nipple 7 is not in contact with the interior of the tube head TKI and therefore does not need to be provided with a barrier layer.
  • the tube shoulder 6 has a barrier layer 9 and the tamper-evident element 10 is provided with a barrier layer 11.
  • the barrier layers 9, 11 have a blocking effect against oxygen and water vapor and consist of silicon oxide (SiOx).
  • the tamper-evident element 10 can be arranged analogously to the tube packaging 1 shown in FIG. 4 also in the region of the dispensing opening 8, that is to say at the end of the tube nipple 7 that is remote from the tube shoulder 6 shown in Figure 4, in contact with the tube head interior TKI and is then provided with a barrier layer 12.
  • the tube shoulder 6 is equipped with a barrier layer 9
  • the tamper-evident element 10 is provided with a barrier layer 11
  • the inner surface of the tube nipple 7 is equipped with a barrier layer 12. All barrier layers 9, 11, 12 have a blocking effect against oxygen and water vapor and consist of silicon oxide (SiOx).
  • FIG. 2 shows a perspective view of the tube head 5 according to FIG. 1.
  • the tube shoulder 6, the tube nipple 7 and the tamper-evident element 10 are shown.
  • the four predetermined kinks form a square base, the corners of which are arranged adjacent to the inner surface of the tube nipple 7.
  • the two predetermined breaking points 10.1 form the diagonals of the
  • Tube nipple 7 shown for use with a screw cap is also shown a connecting element for attaching a hinged lid.
  • a screw cap 13 can be fixed on the tube packaging 1 by screwing on the threads of tube nipple 7 and screw cap 13 corresponding to one another.
  • the screw cap 13 is unscrewed from the tube packaging 1, rotated through 180 ° and, with its second jacket section 13.2, placed on the tube nipple 7.
  • the hollow cylindrical projection 14 provided on the inside of the second jacket section 13.2 of the screw cap 13 is inserted into the dispensing opening 8 and pressed in the direction of the tube head interior TKI or the tube interior TI until the tamper-evident element 10 is destroyed to such an extent that the filling material comes out of the
  • Tube interior TI can be removed. In the course of this destruction of the
  • Tamper-evident element 10 form four triangular lobes which fold inwards in the direction of the tube interior TI along the respective predetermined kink 10.2. When the contents are removed, these rags move upwards again
  • Dispensing opening 8 moves, whereby the removal process is not hindered.
  • the triangular flaps at least partially fold back into their original position due to their material elasticity and in this way ensure that the dispensing opening 8 is at least partially closed even after a removal process.
  • FIGS. 3 and 4 each schematically show a vertical section through two embodiments of a tube packaging 1 according to the invention.
  • the tube packaging 1 has a tube jacket 2 delimiting a tube interior TI and one consisting of a tube shoulder 6, a tube nipple 7 and one
  • Tamper-evident element 10 existing tube head 5.
  • the tube nipple 7 jumps in a direction away from the tube interior TI over the surface of the
  • Tube shoulder 6 in front and has a dispensing opening 8 in a section facing away from the tube shoulder 6.
  • the tamper-evident element 10 is in the range of
  • Tube nipple 7 arranged and separates the discharge opening 8 with respect to
  • the tube head 5 with tube shoulder 6, tube nipple 7 and tamper-evident element 10 is designed as a one-piece molded part made of plastic and closes one end of the tube shell 2 in a known manner.
  • the tube jacket 2 is formed in two layers and has a tube body layer 3 and a barrier layer 4 facing the tube interior TI.
  • the tube body layer 3 is formed from a plastic laminate, while the barrier layer 4 has a barrier to oxygen and water vapor and is formed from silicon oxide (SiOx).
  • the tube body layer 3 of the tube jacket 2 is produced from a flat material by rolling the flat material into a tubular structure and by connecting the edge regions of the flat material which are adjacent to one another after the rolling.
  • the tube head 5 is a molded part made of plastic and is inserted with the annular edge region 6.1 of the tube shoulder 6 remote from the dispensing opening 8 into the open end of the tube jacket 2 and connected to it in a suitable manner, for example by welding, gluing, etc., in the way that the tube jacket 2 overlaps the tube shoulder 6 in a partial area on its outside and thus partially against the outer surface of the inclined portion of the
  • Tube shoulder 6 rests in such a way that there is a stepless or essentially stepless transition from the outer surface of the tube shoulder 6 to the outer surface of the tube jacket 2.
  • the tube head 5 and tube jacket 2 can be connected before or after the application of the various barrier layers.
  • the present invention thus encompasses embodiments in which the tube head and tube jacket are first connected and the desired barrier layers are only applied subsequently, and embodiments in which the desired barrier layers are first applied to the tube head and tube jacket and only then the connection of the tube head and tube jacket is made.
  • Embodiments are of course also conceivable in which either tube head or tube jacket are first provided with the desired barrier layers, then tube head and
  • Tube jacket are connected and then the desired barrier layers are applied to either tube head or tube jacket, depending on the surface on which the barrier layer is still missing.
  • the tube head 5 made of the plastic polyethylene by injection molding is on its entire inner surface, i. H. equipped with a barrier layer on its entire surface facing the tube interior TI.
  • the tamper-evident element 10 is arranged in the area in which the tube nipple 7 and tube shoulder 6 adjoin each other.
  • the inner surface of the tube nipple 7 is not in contact with the tube interior TI and therefore does not need to be equipped with a barrier layer.
  • the tube jacket 2 thus has a barrier layer 4
  • the tube shoulder 6 has one
  • Barrier layer 9 equipped and the tamper-evident element 10 is provided with a barrier layer 11. All barrier layers 4, 9, 11 have a barrier to oxygen and water vapor and consist of silicon oxide (SiOx).
  • the tamper-evident element 10 is arranged in the region of the dispensing opening 8, that is to say at the end of the tube nipple 7 that is remote from the tube shoulder 6.
  • the inner surface of the tube nipple 7 is in contact with the tube interior TI and is therefore with a
  • barrier layer 12 In the case of the tube packaging shown in FIG. 4, the tube jacket 2 thus has a barrier layer 4, the tube shoulder 6 has one
  • Barrier layer 9 equipped, the tamper-evident element 10 is provided with a barrier layer 11 and finally the inner surface of the tube nipple 7 is equipped with a barrier layer 12. All barrier layers 4, 9, 11, 12 have a blocking effect on oxygen and water vapor and consist of silicon oxide (SiOx).
  • the tamper-evident element 10 is attached at any position in the area of the tube nipple 7, that is to say at any point between the two extreme cases shown in FIGS. 3 and 4. Regardless of where the tamper-evident element 10 is positioned, it is preferred in the context of the present invention in connection with all the embodiments mentioned, that part of the inner surface of the tube nipple 7 which is in contact with the tube interior TI, with a barrier layer 12 Mistake. So the tamper-evident element 10 is equidistant in the middle between the
  • the tamper-evident element 10 completely separates the dispensing opening 8 from the tube interior TI.
  • All of the barrier layers 4, 9, 11, 12, which have a barrier to oxygen and water vapor and are made of silicon oxide (SiOx), are preferably applied by sputtering.
  • the entire tube interior TI is dense or in Substantially tight against oxygen from the ambient air and particularly suitable for taking up products such as hair dyes, for which aluminum tubes are often used due to their aggressiveness towards plastic.
  • the tube packaging 1 is equipped in its original closed state on its tube nipple 7 with an originality element 10 which separates the dispensing opening 8 from the tube interior TI.
  • the tamper-evident element 10 is designed as a component of the one-piece tube head 5 and, in the embodiments shown in FIGS. 3 and 4, is equipped with a barrier layer 11.
  • the barrier layer 11 continues seamlessly in the area of the tube nipple 7 (see FIG. 4) or in the area of the tube shoulder 6 (see FIG. 3).
  • Tube packaging 1 is the end of the tube head 5 opposite
  • Tube jacket 2 closed in the usual way, for example by welding.
  • the embodiment shown in FIG. 5 essentially corresponds to the embodiment shown in FIG. 3.
  • the tamper-evident element 10 is arranged in the area in which the tube nipple 7 and tube shoulder 6 adjoin each other.
  • the tube packaging 1 thus has a barrier layer in the area of the tube jacket 2, is equipped with a barrier layer 9 in the area of the tube shoulder 6 and finally the tamper-evident element 10 is provided with a barrier layer 11. All barrier layers block oxygen and water vapor and consist of silicon oxide (SiOx).
  • the tube packaging 1 additionally has a closure cap 13, the
  • Cap 13 a first jacket section 13.1, a second jacket section
  • the cap 13 has in its first
  • Sheath section 13.1 has an internal thread corresponding to the external thread of the tube nipple 7, whereby a simple closure of the tube packaging 1 is made possible by screwing the closure cap 13 to the tube nipple 7.
  • a projection 14 is provided, the projection 14 engaging through the dispensing opening 8 and into the tube nipple 7 when the closure cap 13 is fitted onto the tube nipple 7.
  • the projection 14 thus serves the Remove or destroy the tamper-evident seal that closes the dispensing opening before the first removal of the filling material.
  • the cap 13 fixed on the tube packaging 1 by screwing on with the corresponding thread of the tube nipple 7 and the closure cap 13 is unscrewed from the tube package 1, rotated through 180 ° and placed on the tube nipple 7 with the second jacket section 13.2 in advance.
  • the hollow cylindrical projection 14 provided on the inside of the second jacket section 13.2 of the closure cap 13 is inserted into the
  • Dispensing opening 8 inserted and pressed in the direction of the tube interior TI until the tamper-evident element 10 has been destroyed to such an extent that the contents can be removed from the tube interior TI.
  • the outer diameter AD of the projection 14 is approximately 95% of the inner diameter ID of the tube nipple 7.
  • the tamper-evident element 10 can be completely removed with high reproducibility by means of these coordinated diameters.
  • residues of the previously destroyed substance adhering to the inner wall of the tube nipple 7 may arise that residues of the previously destroyed substance adhering to the inner wall of the tube nipple 7
  • Tamper-evident element 10 are moved in the direction of the dispensing opening 8 by the emerging filling material, whereby the dispensing opening 8 is partially closed again and further subsequent removal processes are made more difficult.
  • the user can simply put the cap 13 with the second jacket section 13.2 ahead of the tube nipple 7 again before the repeated removal of the filling material and press the tamper-evident element 10 downward again in the direction of the tube interior. Repeated removal of the filling material is therefore also possible without any problems.

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Closures For Containers (AREA)

Abstract

L'invention concerne une tête de tube (5) pour un emballage de tube (1), la tête de tube (5) se composant d'un épaulement de tube (6), d'un mamelon de tube (7) et d'un élément d'inviolabilité (10). Une zone marginale (6.1) de l'épaulement de tube (6) située à l'opposé au mamelon de tube (7) est destinée à être reliée à une enveloppe de tube, le mamelon de tube (7) faisant saillie au-dessus de la surface de l'épaulement de tube (6) dans une direction, en éloignement de la zone marginale (6.1) de l'épaulement de tube (6) qui est destinée à la liaison avec l'enveloppe de tube . Le mamelon de tube (7) présente une ouverture de distribution (8) ménagée dans une partie située à l'opposé de l'épaulement de tube 6. L'élément d'inviolabilité (10) est monté dans la zone du mamelon de tube (7) et sépare entièrement l'ouverture de distribution (8) d'un espace intérieur de la tête de tube TKI. La tête de tube (5) avec l'épaulement de tube (6), le mamelon de tube (7) et l'élément d'inviolabilité (10) se présente sous forme de pièce moulée d'un seul tenant en matière plastique.
EP18812123.0A 2018-08-03 2018-11-28 Emballage de tube Active EP3829992B1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102018118887.0A DE102018118887A1 (de) 2018-08-03 2018-08-03 Tubenverpackung
PCT/EP2018/082860 WO2020025154A1 (fr) 2018-08-03 2018-11-28 Emballage de tube

Publications (3)

Publication Number Publication Date
EP3829992A1 true EP3829992A1 (fr) 2021-06-09
EP3829992B1 EP3829992B1 (fr) 2024-02-21
EP3829992C0 EP3829992C0 (fr) 2024-02-21

Family

ID=64572343

Family Applications (1)

Application Number Title Priority Date Filing Date
EP18812123.0A Active EP3829992B1 (fr) 2018-08-03 2018-11-28 Emballage de tube

Country Status (3)

Country Link
EP (1) EP3829992B1 (fr)
DE (1) DE102018118887A1 (fr)
WO (1) WO2020025154A1 (fr)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114435746A (zh) * 2022-02-12 2022-05-06 广东利乐医药包装材料有限公司 一种双开口包装软管
WO2024079560A1 (fr) * 2022-10-14 2024-04-18 Giflor S.R.L. Récipient pour produits, en particulier pour produits fluides

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3204835A (en) * 1962-12-04 1965-09-07 American Can Co Tube structure
EP0873942A1 (fr) * 1997-04-23 1998-10-28 Alusuisse Technology & Management AG Tube d'emballage
EP1520796A1 (fr) * 2003-09-30 2005-04-06 Alcan Technology & Management Ltd. Tube en matière plastique avec une couche intérieure et méthodes pour sa fabrication
DE202007000414U1 (de) * 2007-01-11 2007-04-05 Krallmann, Rainer Originalitätsverschluss mit Hebel
DE102011101260B4 (de) * 2011-04-01 2015-08-06 Linhardt Gmbh & Co. Kg Tubenverpackung
FR2994947B1 (fr) * 2012-08-28 2015-08-07 Albea Services Tete de tube amelioree comprenant un insert formant barriere.
FR3012349B1 (fr) * 2013-10-29 2020-07-31 Albea Services Tete de tube comprenant un insert formant barriere

Also Published As

Publication number Publication date
WO2020025154A1 (fr) 2020-02-06
EP3829992B1 (fr) 2024-02-21
EP3829992C0 (fr) 2024-02-21
DE102018118887A1 (de) 2020-02-06

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