EP2190757A2 - Récipient de conditionnement - Google Patents

Récipient de conditionnement

Info

Publication number
EP2190757A2
EP2190757A2 EP08836914A EP08836914A EP2190757A2 EP 2190757 A2 EP2190757 A2 EP 2190757A2 EP 08836914 A EP08836914 A EP 08836914A EP 08836914 A EP08836914 A EP 08836914A EP 2190757 A2 EP2190757 A2 EP 2190757A2
Authority
EP
European Patent Office
Prior art keywords
packaging container
container according
flexible bag
bag
outer jacket
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Withdrawn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
EP08836914A
Other languages
German (de)
English (en)
Inventor
Christian Piotrowski
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.)
Sunny Selection GmbH
Original Assignee
Sunny Selection 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 Sunny Selection GmbH filed Critical Sunny Selection GmbH
Publication of EP2190757A2 publication Critical patent/EP2190757A2/fr
Withdrawn legal-status Critical Current

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
    • B65D77/00—Packages formed by enclosing articles or materials in preformed containers, e.g. boxes, cartons, sacks or bags
    • B65D77/04—Articles or materials enclosed in two or more containers disposed one within another
    • B65D77/06—Liquids or semi-liquids or other materials or articles enclosed in flexible containers disposed within rigid containers
    • B65D77/062—Flexible containers disposed within polygonal containers formed by folding a carton blank
    • B65D77/065—Spouts, pouring necks or discharging tubes fixed to or integral with the flexible container
    • B65D77/067—Spouts, pouring necks or discharging tubes fixed to or integral with the flexible container combined with a valve, a tap or a piercer

Definitions

  • the invention relates to a packaging container for pourable liquids and powders, in particular pourable foodstuffs, wherein the packaging container consists of an inner flexible bag with an outlet opening and an outer jacket preferably a cardboard, which is adhesively bonded to the inner bag and wherein the outer shell or cardboard forms only a part of the outer surfaces of the packaging container.
  • DE 69910428 T2 describes a packaging container made of polyethylene and aluminum with a laminated tubular multilayer packaging material.
  • EP 0 746 507 B1 discloses a form of bag-like packaging containers, which consist only of the flexible bag and have no outer jacket, are poorly stackable and insufficiently stable against external pressure, but largely prevent the entry of air into the container.
  • the object of the present invention is to provide a packaging container for pourable liquids and powders in particular pourable food available that allows easy return to the recycling cycle and a cheaper production after use and increases the durability of the contents of the packaging container and thus the known Overcomes problems of packaging containers according to the prior art.
  • the invention is a packaging container with an inner flexible bag made of a flexible fabric or a flexible film, a laminated fabric or a laminated film.
  • the inner flexible bag made of a flexible fabric or a flexible film, a laminated fabric or a laminated film.
  • Bag itself or after appropriate treatment is relatively dense or dense against the exchange of gases or liquids. Dense or relatively dense against the exchange of gases or liquids means that in a 1 L packaging container filled with one liter of water within 170
  • This inner flexible bag is not fully connected at various points with the outer shell preferably an outer carton.
  • the outer jacket can function as a shapers as well as
  • Stabilizer take over and used for printing advertising and the
  • No full-surface bonding of inner bag and outer jacket preferably means a punctiform and / or linear bonding or jamming, jamming or pinching.
  • a preferred embodiment of the inner flexible bag is the tubular bag.
  • This tubular bag need not necessarily have the shape of a tube, but it is also possible to give the tubular boot a certain shape, so that the tubular bag approximately the shape of a cube, cuboid, tetrahedron, star, heart, wedge or a triangular prism of a pyramid or Ball has and thus adapts to the outer jacket, which has a comparable shape or forms some surfaces of a body comparable shape.
  • the flexible one Bag is preferably made of only one material or a composite material such as polyethylene, polyethylene terephthalate, polypropylene, polyester, polyurethanes and multilayer materials of the aforementioned substances or other common plastics for storing liquids and especially food.
  • the material for the flexible bag thus preferably consists of a plastic film, which can be constructed from up to 7 layers of different materials. Depending on the content of the flexible bag, it must protect the contents from leakage or CO 2 leakage, be acid resistant, resistant to alcohol or protected from sunlight, so that sunlight-repellent layers, sunlight-reflecting layers or colored flexible bags are also used can.
  • the packaging container has a pour opening or outlet opening located at a location that makes it possible to pour out the entire contents of the package.
  • the outlet opening is also preferably provided with a valve which only allows the outlet of the contents of the packaging container but does not allow air or liquid to enter the inner bag in the opposite direction.
  • the outlet opening is preferably located at a corner or at an edge or an optimal point given by the carton or bag shape of the bottom or a side part and may also be in the middle of each side of the package.
  • the inner flexible bag Through a built-in valve in the outlet opening and the flexible packaging of the packaging container, the inner flexible bag and thus also the packaging container by the liquid weight and the resulting vacuum during vacuum together. Due to the elastic construction, the inner flexible bag does not or only very slightly fill with air, which protects the bag contents and leads to a longer shelf life of the bag contents.
  • an emptying of the flexible inner bag can be done without the volume of liquid or solid removed by a corresponding
  • the outer jacket must also contract in some way when contracting the flexible hose. This is done by along predetermined fold lines, fold lines or folding edges at least the two along the folding lines, fold lines or folding edges adjacent surfaces or partial surfaces of a front, back, side, cover or bottom surface to move toward each other and each other when completely emptied inner bag lie. This means that when the inner bag is completely emptied, at least two surfaces of the outer sheath lie flat on one another and only the emptied flexible bag is in between.
  • folding edges are the fold lines or fold lines or folding edges (called folding edges in the following) on the surfaces of the outer jacket.
  • the folded edges are recorded on the surfaces of the outer shell or at least their course indicated, the folding edges are preferably also punched, perforated, pressed or prefolded in the surfaces of the shell, so that when compressing the packaging container according to the invention, a folding preferably occurs along the folding edges, to ensure optimal and complete emptying of the flexible inner bag.
  • FIGS. 21 to 25 the folded edges are shown in dashed lines.
  • the fold edges are arranged on the respective packaging containers so that a folding of the packaging container for completely emptying the inner bag is possible without having to cut open the outer jacket, tearing or separating.
  • edge is cut between the two corners, i. is open, join the three surfaces of the outer shell, so that these edges do not hinder the folding of the outer shell.
  • the packaging container In order to discharge the liquid from the packaging container, the packaging container is provided with a spout opening or outlet opening, which is preferably equipped with a valve.
  • This valve which can also be used as spout or portioner, must prevent that after pouring the liquid or the powder neither oxygen in
  • FIGS. 9, 10, 13 and 14 show the structure of the valve, which can be further provided by means of a screw cap with a lid.
  • the valve has openings to exit the bag contents.
  • FIGS. 13 and 14 show an embodiment of a valve with three openings, whereby a different number of openings is also possible.
  • In the middle of the valve is a pin on which a rubber ring as shown in Figures 9 and 10, is plugged.
  • the rubber ring allows only the outlet of the contents of the flexible bag from the inside out through the three openings, wherein the rubber ring bulges outward through the pressure exerted on the bag contents pressure and let the bag contents laterally escape the rubber ring over.
  • a negative pressure is created in the flexible bag, which causes the rubber ring in the valve to be pulled inwards, thereby closing the three openings in the valve.
  • valves could consist of a tubular outlet, wherein the tube has a thickening at one point, where a
  • Ball is movably enclosed in such a way that the ball to the
  • the packaging container facing tube opens when pressure is applied to the bag so that the bag can be emptied and pushed or pulled in the direction of the bag when being pressed from the outside of the tube or due to negative pressure in the flexible bag and the bag closes in the direction of the bag extending tube part of the spout.
  • the present invention also works without a valve, as long as the flexible bag is not actively expanded again when the flexible bag is emptied before closing the outlet opening, so that the barrel and liquid can penetrate into the bag.
  • Stackability is understood to mean that at least 5 pallets of completely filled packaging containers without packaging cardboard can be placed on top of each other without the stack collapsing.
  • the present invention overcomes these disadvantages known from the prior art.
  • easily recyclable, stable and stackable packaging containers are provided, which moreover can be easily and completely emptied and, even without a valve, prevent the entry of air into the inner bag during emptying.
  • Packaging containers preferably consist of only two materials (apart from the adhesive), namely preferably a plastic for the flexible inner bag and a carton for the outer jacket.
  • Paper waste take place, so that expensive material separations omitted, as is often required in the packaging for example for milk in the prior art.
  • the packaging container presented here has an inner bag and an outer jacket and preferably has a square or a rectangular, or even a different shape with a bottom surface, a top surface, two side surfaces, a front surface and a back surface.
  • the invention is not limited to certain types of packaging, so that more unusual shapes such as heart, star, tetrahedron, pyramid, wedge or the like can be used, the cubic or cuboid shape are preferred.
  • FIG. 8 Another preferred form of the packaging container is the triangular prism as shown in Figure 8, 11 or 12.
  • This particularly preferred form of a packaging container has an outer shell, the three
  • PIO-P02484WO011 Registration Forms side surfaces of the triangular prism, the bottom surface and the top surface are open.
  • the outer shell preferably a paperboard or a plastic, may be formed from a rectangular matrix which is correspondingly folded and bonded or glued along an overlapping part.
  • a side surface has a central folding edge, which runs parallel to the longitudinal axis of the packaging container, as shown in FIG.
  • the folded edge runs in the middle of the surface spanned by the edges c and h parallel to the edge h.
  • an outlet may optionally be located at the top of the packaging container with a valve.
  • Another preferred location for attaching the outlet is the upper portion of an edge between two side surfaces, and more preferably the edge opposite the side with the central fold line.
  • the outlet in the packaging containers according to the invention is shown in FIGS. 13 and 14.
  • the outlet may have an external thread to fire the outlet by means of a plug, as shown in FIG.
  • FIG. 9 shows an outlet with an inner valve, which only allows the exit of the contents of the inner bag, but not the entry of air and liquid.
  • the outer shell of the packaging container can be made of cardboard, cardboard, paper, tissue, edible materials such as corn or soybeans, bamboo, wood,
  • the outer jacket is preferably not laminated, non-laminated, not multi-layered, contains no aluminum foil and is not fully bonded or bonded to the material containing the pourable liquid or the pourable solid.
  • the outer jacket is preferably produced from a folding pattern. It is not necessary to connect two or more items together to obtain the outer shell.
  • the outer jacket does not form all surfaces of the packaging container, since then an easy recyclability would no longer exist.
  • the outer jacket preferably forms 2 or 3 or 4 of the maximum 6 surfaces and more preferably 3 of the total of 6 surfaces, the surfaces formed preferably lying in series one behind the other.
  • the outer jacket preferably forms the three side faces of the prism.
  • a size-tuned jacket, preferably cardboard, is bonded or glued to the inner bag at 15-20 locations, preferably at 10-14, more preferably 6-9, and most preferably at 1-5 locations.
  • the bond preferably bonding can be applied selectively and / or as a strip or tape so that the packaging container receives the necessary stability but can also be easily separated from the bag to be disposed of separately. Combinations of punk-shaped bonds with linear or strip-shaped or circular bonds can also be used.
  • These 15 - 20 splices are adhesive surfaces of more than 4 mm 2 each. Instead of these up to 20 large-area splices also several hundred or even several thousand small-area splices can be used, which then preferably distribute evenly or according to a specific pattern on the board surface.
  • the type and design of the individual adhesive surfaces is irrelevant, it is important, however, that a full-surface bonding is avoided and preferably the bonded area significantly less than 50% of the total cardboard inside area, preferably less than 40% of the total
  • PIO-P02484WO011 Registration Cardboard inner surface more preferably less than 30% of the total cardboard inner surface and more preferably less than 20% of the total inner cardboard surface.
  • the outer shell preferably cardboard or plastic has at least three of the following surfaces, namely bottom surface, top surface, two side surfaces
  • the at least three surfaces of the outer shell preferably cardboard or
  • Plastic selected from bottom surface, top surface, left side surface, right
  • the inner flexible bag is at least partially enclosed and is connected by the described punctiform, strip-shaped, linear, wave-shaped and / or circular bonding with the outer shell preferably cardboard or plastic.
  • the outer shell contributes to the stabilization of the packaging container and is therefore also referred to as a stabilizing jacket preferably stabilizing cardboard or stabilizing plastic.
  • linear as used herein includes not only straight lines but also arbitrary curves, circles, waves, zigzag shapes, and the like.
  • each of the at least three surfaces of the outer stabilizing carton is less than 20% of the respective area, preferably less than 15% of the respective area, more preferably less than 10% of the respective area, even more preferably less than 7% of the area more preferably with less than 5% of the respective area, even more preferably with less than 4% of the respective area, even more preferably with less than 3% of the respective area and particularly preferably with less than 2% of the respective area glued to the inner flexible bag.
  • the packaging container according to the invention has a bottom surface as one of the at least three surfaces. This floor area also serves as a stand space and ensures that the packaging container still stands upright even after partial emptying.
  • three surfaces are preferred and more preferably a bottom surface and adjoining two opposing surfaces such as bottom surface, back surface and front surface or bottom surface and both side surfaces.
  • the opposing surfaces that is, the two side surfaces or the front surface and back surface have a Sollfaltline in the bottom of the bottom surface nearby area, preferably this Sollfaltline seen from the bottom surface is in the half width of the bottom surface, so that when emptying the Packaging container, the two opposite lateral surfaces or cardboard surfaces can be moved towards each other and can be folded along the respective Sollfaltline the respective surface until the two outer surfaces or cardboard surfaces lie flat against each other when completely emptying the packaging container, the Sollfaltline each of the two surfaces ideally a right angle forms and the empty or completely empty packaging container has assumed a T-shape.
  • Figure 4 clearly shows the almost completely emptied packaging container, wherein the front surface almost rests against the back surface. At the bottom of the
  • Front surface and the back surface is to recognize the Sollfaltkante along which front surface and back surface can be folded, so that the lower part, i. the part below the Sollfaltline the two surfaces the
  • the outlet opening can be seen in the middle at the lower edge of the front surface, just above the projection of the bottom surface.
  • the outlet opening is configured in such a way that a material flow can only take place out of the inner bag but not into the inner bag. This prevents air from entering the inner bag and allows the bag to be completely emptied and the packaging container to fold completely.
  • the stability of the packaging container is not primarily determined by the outer jacket, preferably the outer carton.
  • the outer jacket preferably has outer carton
  • PIO-P02484WO011 Registration in this embodiment especially stabilizing function as soon as the packaging container has been partially emptied.
  • the stability and thus the stackability is effected by the inner bag, which in principle in all embodiments in round, oval, conical, cylindrical, cube-shaped, cuboid, pyramidal, square or rectangular shape or in the form of a triangular prism can be configured , wherein the square and rectangular and in particular the rectangular shape is preferred because of the optimal stackability.
  • a cuboid is defined by the fact that its parallel edges are the same length.
  • the bond can be successively released or successively released, whereby the inner flexible bag is not kept mechanically open, but can fold or roll up better and yet not adversely affect the stability of the entire packaging container is impaired by the reduced bond area, since the level and thus the mass of liquid or powder in the inner bag has become smaller and the remaining adhesive surface ensures the necessary stability.
  • the packaging containers according to the invention are stackable and have a dimensional stability which is sufficient to allow stacking of the packaging container, which reduces the space requirement to a minimum and saves transport costs.
  • FIG. 4 The cardboard is preferably bonded to the front surface and / or to the back surface by means of the adhesive schemes shown in FIG. 4 with the packaging container. But there are also possible bonding with the bottom surface, the side surfaces or the top surface.
  • the adhesive dots shown schematically in FIG. 4 can also be summarized as shown in FIG. The term "pointy" thus stands for a bonding of 20% of the available total area, preferably 10% of the available total area and especially preferably 5% of the available total area
  • a carton may be adhered to the front surface of the packaging container with a two-point adhesive bond, or a carton may be adhered to the back surface of the packaging container with a five-point adhesive bond, or a carton may be bonded to one or both side surfaces of the packaging container glued with a seven-point gluing.
  • one side surface can be glued with a four-point bond and the other side surface with a six-point bond. That is, gluing patterns for each surface can be selected, with the possibility also that no bonding occurs to one or two surfaces.
  • a linear bonding can take place, which can run, for example, along the edges as well as on the surfaces.
  • the bond lines can be horizontal or vertical or oblique, rectilinear, zig-zag or wave-shaped or subject to no geometry.
  • the individual lines can be arranged parallel to one another, running towards one another or without geometry and can extend along the side surface, be continuous or interrupted, and can also be supplemented by punctiform bonds.
  • This type of punctiform and / or linear bonding differs significantly from a bonding of packaging containers from the state of
  • Tetra-Pak ® uses full-surface bonding.
  • the packaging container according to the invention thus bypasses
  • the packaging container is thus awarded a better recycling property, since at a selective bonding of the cardboard can be separated from the packaging container easier.
  • Another important aspect is the recyclability of the materials that make up the packaging container according to the invention. By using only two materials (cardboard or plastic and film, also laminated) better recycling properties over packaging containers from the prior art, which are filled with liquid or powdered food, achieved. It should be emphasized
  • the packaging container according to the invention does not consist of composite materials, as used in packaging containers of the prior art.
  • the inner flexible bag may consist of several materials or layers of material, which need not be separated and can be recycled together.
  • the outer shell preferably outer carton is not completely, but only selectively glued to the packaging container, the jacket or cardboard is easily separated after use of the packaging container and thus easily disposed of separately with the actual packaging container.
  • a packaging container provided with the packaging container according to the invention for, in particular, liquid or powdered foodstuffs, which can be introduced very well into the recycling cycle, but also a substantially cost-effective production of the packaging container according to the invention can be achieved .
  • only one material or composite material is used for the inner flexible bag and also only one material for the outer jacket. After the separation of the outer jacket and the inner bag, two valuable substances are obtained, namely a plastic and, as a rule, a cardboard, which can be supplied to two recycling circuits.
  • the adhesive and the valve packaging container according to the invention thus preferably consists of only two materials or types of material. These two materials or types of material are preferably a plastic and a cardboard.
  • the packaging container according to the invention is stackable and provides optimum space utilization, is very easy to recycle, can be completely emptied and prevents the entry of air or liquid into the container, whereby the content remains longer lasting.
  • the present invention relates to packaging containers preferably for liquid food, wherein the packaging container preferably does not fill with air when emptying. Accordingly, the present invention relates to packaging containers, which change their shape with progressive emptying and folded at predetermined folding edges, wherein the
  • PIO-P02484WO011 Registration Packing container stand stably on the bottom surface even in the partially deflated state, ie not fall over without external influences even after months storage time and in the fully deflated state have a flat outer jacket lying side by side, with only the empty inner bag between the surfaces of the outer shell is.
  • Particularly preferred is a T-shape of a completely empty and accordingly folded packaging container.
  • the outer jacket does not completely surround the inner bag, but entire surfaces or at least partial surfaces of the outer jacket are open, since otherwise the folding according to the invention would not be possible.
  • the inner bag is preformed in the shape of the outer jacket, ie in the form of the packaging container and thus in the fully filled state has a cuboid shape, cube shape, tetrahedral shape, pyramid shape, wedge shape, prism shape, etc.
  • the inner bag and outer jacket, coat and bag are not laminated together or that the bag forming material is not an inner layer of the outer shell and the material forming the bag easily from the consumer outer jacket can be separated.
  • the present invention relates to a method for emptying the packaging containers according to the invention, comprising the steps of: a) providing a filled packaging container according to the invention, b) compressing two opposite ones through the outside
  • Cladding formed surfaces while simultaneously draining the contents of the flexible bag c) further compressing the opposing faces formed by the outer jacket and folding these surfaces as the flexible bag progressively deflates along the fold edges on the opposing surfaces, and d) completely deflating the flexible bag by compressing the opposite surfaces formed by the outer shell until the two surfaces adjacent to the fold edge touch or lie on top of each other.
  • Figure 1 shows a front view of the container according to the invention with spout opening.
  • Figure 2 shows a first side view of the container according to the invention with spout opening.
  • Figure 3 shows a second side view of the container according to the invention with spout opening.
  • Figure 4 shows a view of the container according to the invention in the deflated folded state.
  • FIG. 5 shows the preferred adhesive schemes in the case of strip bonding of inner bag and cardboard.
  • FIG. 6 shows the preferred adhesive schemes for 1-3 punctiform splices in the case of an inner bag and cardboard bond. The numbers under the
  • FIG. 7 shows the preferred adhesive schemes for 5-9 punctiform splices in the case of an inner bag and cardboard bond.
  • the numbers below the individual graphics indicate the number of adhesive dots.
  • the round circles in the individual graphics represent schematically the punctiform adhesive dots.
  • Figure 8 shows a packaging container in the form of a triangular prism with the footprint of an isosceles triangle. On a side surface is centrally located at the top edge of the outlet opening. The two equally sized side surfaces overlap on the shown front side surface and are connected together along the overlapping surface.
  • Figure 9 shows a possible form of outlet with an internal valve.
  • FIG. 10 shows a possible form of an outlet which is provided with a closure, in particular a resealable screw cap.
  • FIG. 11 shows a packaging container in the form of a triangular prism with the edges a, b and c and the height h. It can be seen that the top surface is open and on the right side surface, the centrally arranged and running parallel to h folding edge can be seen.
  • Figure 12 shows a packaging container in the form of a triangular prism, in which the edges are highlighted.
  • FIG. 13 shows a possible outlet with a thread and without a valve.
  • FIG. 14 shows another view of a threaded outlet with no valve.
  • Figure 15 shows a packaging container according to the invention with outlet opening with valve on the Forder Structure, a flexible bag inside and an outer shell, the two side surfaces are open and the shell forms a top surface, bottom surface, front surface and back surface.
  • Figure 16 shows a packaging container according to the invention with outlet opening with valve on the Forder II, a flexible bag inside and an outer shell, both side surfaces and the top surface are partially open and the shell forms a bottom surface, front surface and back surface.
  • the openings in the side surfaces and the top surface are in the middle
  • Figure 17 shows a packaging container according to the invention with outlet opening with valve on the Forder II, a flexible bag inside and an outer shell, both side surfaces and the top surface are partially open and the shell forms a bottom surface, front surface and back surface. The openings in the side surfaces and the top surface are located at the edges
  • Figure 18 shows a packaging container according to the invention with outlet opening with valve on the Forder Structure, a flexible bag inside and an outer shell, the top surface is open and the shell, the bottom surface, front surface, back surface and the two side surfaces.
  • Figure 19 shows a packaging container according to the invention with outlet opening with valve on the Forder Structure, a flexible bag inside and an outer shell, the bottom surface is open and the shell, the top surface, front surface, back surface and the two side surfaces.
  • Figure 20 shows a packaging container according to the invention with outlet opening with valve on the Forder Structure, a flexible bag inside and an outer shell, both side surfaces and the top surface are open and the shell forms a bottom surface, front surface and back surface.
  • FIG. 21 shows hexagonal packaging containers according to the invention with four preferably equally large side surfaces, a front surface, a back surface and a hexagonal top and bottom surface.
  • Side surfaces and front surface and back surface are preferably all the same size, i. of length and width coinciding.
  • the dashed line visualizes the fold line along which the folding of the packaging container takes place during emptying.
  • the top surface is absent and the outer shell forms the bottom surface, the 4 side surfaces, the front surface, and the back surface.
  • a flexible bag (not shown) and on the front surface there is an outlet port (V) with valve.
  • V outlet port
  • two of the four side surfaces are missing and the outer shell forms the bottom surface, top surface, the remaining two opposite side surfaces, the front surface and the back surface.
  • a flexible bag not shown
  • Embodiment 21C the two side surfaces adjacent to the front surface and the back surface are omitted, and the outer shell forms the bottom surface, top surface, the remaining two
  • FIG. 22 shows inventive polygonal packaging containers with, for example, five, eight or nine edges. As described in FIG. 21, these further basic shapes may have partially or completely open areas or open sides. Inside is a flexible bag (not shown) and on the front surface there is an outlet port (V) with valve. The dashed line visualizes the fold line along which the folding of the packaging container takes place during emptying.
  • FIG. 23 shows packaging containers according to the invention in star shape, triangular shape, tetrahedral shape, pyramid shape, wedge shape, tube shape and hexagonal can shape. As described in FIG. 21, these further basic shapes may have partially or completely open areas or open sides. Inside is a flexible bag
  • FIG. 24 shows packaging containers according to the invention in the form of cubes, tubulars, oval shapes, heart shapes, cylindrical shapes and round shapes with two
  • these further basic shapes can be partially or completely open areas or open areas
  • the open areas or partial areas are indicated. Inside is a flexible bag (not shown) and on the front surface there is an outlet port (V) with valve.
  • V outlet port
  • the dashed line visualizes the fold line, along which the folding of the
  • FIG. 25 shows packaging containers according to the invention in box form, cylindrical form with oblique oval top surface and cuboid wedge shape. As described in FIG. 21, these further basic shapes may have partially or completely open areas or open sides. In some embodiments according to FIG. 25, the open areas or partial areas are indicated. Inside is a flexible bag (not shown) and on the front surface there is an outlet port (V) with valve. The dashed line visualizes the fold line along which the folding of the packaging container takes place during emptying.
  • a conventional tubular bag having an outlet opening mounted in the lower third of the tubular bag is formed by means of one of the adhesive schemes shown in Figures 5, 6 and 7, or variants thereof having an area of about 5% of the available total bondable area with a stabilizing carton which is Covered in size with the tubular bag, glued to the front and back surfaces.
  • the tubular bag can be filled with liquids or with solids, eg. B. a powder to be filled.
  • the inner flexible bag which is preferably made of polyethylene or polypropylene, already has a parallelepiped-shaped structure which adheres only part of its front surface, back surface and bottom surface to the outer casing which contains the product information that the bag can be easily separated from the outer jacket during disposal by the consumer.
  • the outer shell has a total of four folded edges, wherein a folding edge is the Kant between the bottom surface and the back surface, the second folding edge the
  • FIG. 4 shows the folded completely emptied packaging container. It can be seen that the back surface and the
  • a conventional tubular bag of conventional material suitable for storing liquid food having an outlet opening mounted in the upper portion of the tubular bag is adhered to the outer shell along the center lines of the side surfaces of a triangular prism.
  • the outer shell is made of a rectangular carton folded along the three side edges to result in a triangular-shaped prism having its bottom and top surfaces open. The folding of the rectangular carton was made in such a way that two side areas of equal size were created, whereby on one side surface the two ends of the carton overlapped by approx. 1 cm and were glued along the overlapping area.
  • the outlet has a valve and in the middle of the side surface with 8 cm wide is a folding edge.
  • the tube bag is filled with 1000 ml of milk and the packaging container can be emptied one-handed by the packaging container from the side surface with 8 cm width ago grabbed and compressed so that the two outer edges of the surface stretched by c and h to move towards each other.
  • the packaging container When the inner bag is completely emptied, the edges of the surface are stretched by c and h and the packaging container has the shape of a rectangle with a thickness of approximately 6 to 8 mm.
  • the outer jacket is split along the bonded overlapping area and the tubular bag is pulled off the jacket so that carton and bag can be recycled separately.
  • valve it is preferable to use one as shown in Figs. 9 and 10, which allows only the pouring of the bag contents and closes by a negative pressure built up in the inner bag, thus preventing the ingress of air and liquid into the inner flexible bag.
  • Example 3 relates to a packaging container according to Figure 15 with an inner flexible plastic bag, which is suitable for storing milk and other liquid foods, this inner bag is already preformed in cuboid shape.
  • the dimensions of the packaging container are:
  • the outer shell is made of cardboard and is glued by means of three strip-shaped areas with the inner bag, each on the inside of the back surface and the front surface at the same distance from each other and the outer edge starting about 2.5 cm below the top and ending approx 2.5 cm in front of the lower edge.
  • the outer shell forms the front surface, top surface, back surface and bottom surface.
  • the outlet is provided with a valve which closes on one side and allows only the evacuation.
  • the edge between the front surface and the bottom surface forms a folding edge and the edge between the back surface and the bottom surface forms the second folding edge.
  • the third folding edge runs horizontally on the front surface at a height of approx. 3 cm measured from the floor surface and a fourth measured approx. 3 cm in height from the floor surface horizontally on the back surface.
  • the fifth fold edge runs in the middle of the top surface from one open side surface to the other.
  • the edges between the top and front surfaces as well as the top and back surfaces form further fold edges.
  • the packaging container When fully emptied, the packaging container forms a T-shape with the top surface facing outward, i.e., outward. away from the inner bag as well as inward, i. can be folded in the direction of the inner bag.
  • the completely empty packaging container can be torn open along the top surface and the top-open casing can be separated from the inner bag along the adhesive strip.
  • Outer jacket and inner bag can then be disposed of separately, since both parts consist of only one material.
  • the valve could still be separated and disposed of as plastic waste.
  • Example 4 relates to a packaging container according to Figure 16 with an inner flexible plastic bag, which is suitable for the storage of acidic liquids such as juices and wine, this inner bag is already preformed in cuboid shape.
  • the dimensions of the packaging container are: Width: 7 cm Depth: 7 cm Height: 20 cm
  • the outer jacket consists of cardboard and is glued by means of point-shaped areas with the inner bag. Two point-shaped areas are located in the upper part of the one and the other side surface and two point-shaped areas are in the right portion and two point-like areas in the left portion of the top surface. Furthermore, there are two punctiform areas respectively in the lower area of the two
  • PIO-P02484WO011 Registration Side surfaces and two point-shaped areas are arranged in the middle of the floor surface.
  • the outer shell forms the front surface, back surface and bottom surface as well as parts of the top surface and the two side surfaces. Cover surface and both side surfaces are cut out in the middle area.
  • the outlet is provided with a valve as shown in Figures 9 and 10, which closes on one side and only allows the evacuation.
  • the folded edges are in the middle of the side surfaces and the top surface as indicated in Figure 16 by a solid central line and at the various edges and on the front surface and back surface in about 4.5 cm height from the ground.
  • the emptying and folding of the packaging container is carried out as described in Example 3.
  • Example 5 relates to a packaging container according to Fig. 17 with an inner flexible plastic bag suitable for storage of pourable solids, e.g. Flour, sugar, salt, ground pepper, millet, rice, lentils and the like is suitable, this inner bag is already preformed in cuboid shape.
  • pourable solids e.g. Flour, sugar, salt, ground pepper, millet, rice, lentils and the like
  • the dimensions of the packaging container are: Width: 8 cm Depth: 10 cm Height: 14 cm
  • the outer shell is made of an edible material made of corn and is bonded by means of 8 to 10 horizontal strips on the inside of the front surface and an equal number of strips on the inside of the back surface with the inner flexible bag.
  • the outer shell forms the front surface, back surface and bottom surface as well as the middle portions of the top surface and the two side surfaces.
  • the emptying and folding of the packaging container is carried out as described in Example 3.
  • the folded edges are shown as the center line on the part of the top surface and the side surface.

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Packages (AREA)
  • Bag Frames (AREA)

Abstract

L'invention concerne un récipient de conditionnement pour des liquides et des poudres pouvant être déversés, en particulier pour des produits alimentaires pouvant être déversés. Le récipient de conditionnement est constitué d'un sac intérieur souple doté d'une ouverture d'évacuation, et d'une enveloppe extérieure qui est collée par points au sac intérieur et forme une partie des surfaces extérieures du récipient de conditionnement.
EP08836914A 2007-10-13 2008-10-13 Récipient de conditionnement Withdrawn EP2190757A2 (fr)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
DE102007049211 2007-10-13
DE102008022351 2008-05-04
US12916508P 2008-06-09 2008-06-09
PCT/DE2008/001679 WO2009046711A2 (fr) 2007-10-13 2008-10-13 Récipient de conditionnement

Publications (1)

Publication Number Publication Date
EP2190757A2 true EP2190757A2 (fr) 2010-06-02

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ID=40263488

Family Applications (1)

Application Number Title Priority Date Filing Date
EP08836914A Withdrawn EP2190757A2 (fr) 2007-10-13 2008-10-13 Récipient de conditionnement

Country Status (3)

Country Link
EP (1) EP2190757A2 (fr)
DE (1) DE112008003439A5 (fr)
WO (1) WO2009046711A2 (fr)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA2776128C (fr) 2009-08-17 2018-06-26 Daniel R. Schnaars Sac de produits en vrac ameliore comportant un fond a forme a cotes multiples
DE102010011208A1 (de) * 2010-03-09 2011-09-15 Vita Pak Ug Verpackungssystem

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5156295A (en) * 1991-01-28 1992-10-20 International Paper Company Bag lined carton with pour spout
EP0541762A1 (fr) * 1991-05-27 1993-05-19 Novembal S.A. Emballage du type comprenant une poche interne souple et une enveloppe externe rigide et son procede de fabrication
WO1996001766A1 (fr) * 1994-07-08 1996-01-25 Don Ringer Reservoir de liquide pliable
US6228011B1 (en) * 1995-02-15 2001-05-08 Riso Kagaku Corporation Bag-in-carton and method and device for forming the bag-in-carton
US5803346A (en) * 1996-05-15 1998-09-08 Longview Fibre Company Paperboard container for liquids including an improved structure to prevent fitment rotation

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See references of WO2009046711A3 *

Also Published As

Publication number Publication date
WO2009046711A2 (fr) 2009-04-16
DE112008003439A5 (de) 2010-09-16
WO2009046711A3 (fr) 2009-08-06

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