EP3521193A1 - Beutel mit ausguss - Google Patents

Beutel mit ausguss Download PDF

Info

Publication number
EP3521193A1
EP3521193A1 EP17856077.7A EP17856077A EP3521193A1 EP 3521193 A1 EP3521193 A1 EP 3521193A1 EP 17856077 A EP17856077 A EP 17856077A EP 3521193 A1 EP3521193 A1 EP 3521193A1
Authority
EP
European Patent Office
Prior art keywords
pouch
film
main body
spout
layer
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
EP17856077.7A
Other languages
English (en)
French (fr)
Other versions
EP3521193B1 (de
EP3521193A4 (de
Inventor
Jumpei SAKO
Hiroki Kanemitsu
Hiroki KOMEDA
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.)
Fuji Seal International Inc
Original Assignee
Fuji Seal International Inc
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 Fuji Seal International Inc filed Critical Fuji Seal International Inc
Publication of EP3521193A1 publication Critical patent/EP3521193A1/de
Publication of EP3521193A4 publication Critical patent/EP3521193A4/de
Application granted granted Critical
Publication of EP3521193B1 publication Critical patent/EP3521193B1/de
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Images

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
    • B65D75/00—Packages comprising articles or materials partially or wholly enclosed in strips, sheets, blanks, tubes, or webs of flexible sheet material, e.g. in folded wrappers
    • B65D75/52—Details
    • B65D75/58—Opening or contents-removing devices added or incorporated during package manufacture
    • B65D75/5861—Spouts
    • B65D75/5872—Non-integral spouts
    • B65D75/5883—Non-integral spouts connected to the package at the sealed junction of two package walls
    • 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
    • B65D75/00—Packages comprising articles or materials partially or wholly enclosed in strips, sheets, blanks, tubes, or webs of flexible sheet material, e.g. in folded wrappers
    • 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
    • B65D75/00—Packages comprising articles or materials partially or wholly enclosed in strips, sheets, blanks, tubes, or webs of flexible sheet material, e.g. in folded wrappers
    • B65D75/008—Standing pouches, i.e. "Standbeutel"
    • 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
    • B65D2575/00—Packages comprising articles or materials partially or wholly enclosed in strips, sheets, blanks, tubes or webs of flexible sheet material, e.g. in folded wrappers
    • B65D2575/52—Details
    • B65D2575/58—Opening or contents-removing devices added or incorporated during package manufacture
    • B65D2575/586—Opening or contents-removing devices added or incorporated during package manufacture with means for reclosing

Definitions

  • the present invention relates to a pouch with a spout.
  • Pouches have conventionally been utilized as commodity containers for soft drinks, jelly foods, soups, etc.
  • a spouted pouch is known as one kind of pouches, the spouted pouch having a mouth called spout which is attached to a pouch main body. When opened, the spout is capable of serving as an outlet for pouring out the content.
  • Such spouted pouches are described, for example, in Patent Literatures 1 to 3 listed below.
  • the pouch main body of the spouted pouch is composed of a predetermined number of film materials which are joined together into the form of a bag by thermal welding.
  • Each of the film materials may be a laminated film including: a sealant layer disposed on the surface of the film to achieve good thermal welding between the film materials; and a barrier layer having good gas barrier property.
  • olefin resins such as polyethylene are widely used as the material for forming the sealant layer.
  • the spout of the spouted pouch is attached to the pouch main body by thermal welding to the sealant layer of the film material of the pouch main body.
  • an integrally molded resin body made of an olefin resin is widely used for a spout, similarly to the sealant layer.
  • olefin resins have considerably poor gas barrier property.
  • a pouch that comprises a main body formed of film materials having a barrier layer and a spout of integrally molded body of olefin resin attached to a pouch main body has significantly poorer gas barrier property than a non-spouted pouch formed of film materials having the same barrier layer.
  • the present invention has been devised under such circumstances and aims to provide a spouted pouch suitable for achieving good gas barrier property.
  • the pouch main body comprises a film having a sealant layer forming an inner surface of the pouch main body.
  • the spout is an integrally molded resin body containing both an olefin resin and ethylene-vinyl alcohol copolymer, and is attached to the pouch main body by thermal welding to the sealant layer of the pouch main body.
  • the sealant layer comprises an olefin resin film having a heat seal strength as determined by the following peel test of 10 N/15 mm or less.
  • the peel test in which two olefin resin films each lined with a fracture prevention film are thermally welded in part to each other by applying a compression pressure of 0.2 MPa at 105°C for 1 second, and subsequently the thermally welded portion of the olefin resin films is subjected to the peel test at a temperature of 23 ⁇ 2°C and a tensile rate of 300 mm/min.
  • the spouted pouch is an integrally molded resin body containing ethylene-vinyl alcohol copolymer (EVOH) in addition to an olefin resin.
  • EVOH is a resin material that exhibits a much lower oxygen transmission rate than olefin resins such as polyethylene.
  • the configuration in which the spout is an integrally molded resin body containing EVOH is more suitable for realizing a spout with good gas barrier property and a pouch with good gas barrier property than configurations in which the spout is an integrally molded resin body consisting of an olefin resin.
  • the configuration in which the spout is an integrally molded resin body containing EVOH is more easily made than configurations in which a barrier member made of EVOH is attached to the inner surface of the main body of a spout which is an integrally molded resin body of olefin resin.
  • this configuration is suitable for realizing a spout with good gas barrier property and hence a pouch with good gas barrier property at low lost.
  • the sealant layer of the spouted pouch comprises an olefin resin film having a heat seal strength as determined by the above peel test of 10 N/15 mm or less.
  • the spout of the spouted pouch is an integrally molded resin body containing an olefin resin in addition to EVOH.
  • the softening, melting, and mixing of the resin materials can be readily achieved by heating for the thermal welding, so that the resin materials are likely to be more securely welded after cooling.
  • the spouted pouch of the present invention is likely to be more securely welded after cooling because the sealant layers of the pouch main body are all made of olefin resin, the softening, melting, and mixing of the resin materials can be readily achieved by heating for thermal welding.
  • a sealant layer comprising an olefin resin film having a heat seal strength as determined by the above peel test of 10 N/15 mm or less tends to be thermally welded more securely to a spout which is an integrally molded resin body containing an olefin resin and EVOH than a sealant layer consisting of an olefin resin film that does not have such a heat seal strength.
  • the spouted pouch has a configuration advantageous for achieving good thermal welding between the sealant layers of the pouch main body, and also for achieving good thermal welding between the sealant layers of the pouch main body and the spout.
  • the spouted pouch is suitable for achieving not only good thermal welding between the sealant layers of the pouch main body but also good thermal welding between the sealant layers of the pouch main body and the spout, and also is suitable for achieving good gas barrier property.
  • Good gas barrier property of a spouted pouch is advantageous for preventing oxidative deterioration of the contents of the pouch and maintaining the quality of the contents and is therefore advantageous for guaranteeing a long sales period or shelf life for the contents of the pouch.
  • the proportion of EVOH contained in the spout is 20 to 70% by mass.
  • Such a configuration is advantageous for achieving a good balance between good gas barrier property of the spout as well as good gas barrier property of the spouted pouch and good thermal welding between the sealant layers of the pouch main body and the spout.
  • the olefin resin film forming the sealant layer comprises a polyethylene resin as a main component.
  • a polyethylene resin as a main component.
  • the film for forming the pouch main body has a multilayer structure further comprising a barrier layer.
  • a barrier layer is advantageous for achieving, for example, good gas barrier property of the spouted pouch.
  • Figure 1 and Figure 2 illustrate a pouch X as a spouted pouch according to an embodiment of the present invention.
  • Figure 1 is a front view of the pouch X
  • Figure 2 is a perspective view of the pouch X with its main body expanded.
  • the pouch X comprises a pouch main body 10 and a spout 20.
  • the pouch main body 10 has a pair of films 11 serving as main films forming the front and back faces of the pouch main body and a pair of films 12 serving as gusset films. These films are joined together by thermal welding and form a bag called a side-gusseted pouch.
  • seal portions 10a and 10b where the films 11 are thermally welded to each other are indicated by one form of diagonal hatching
  • seal portions 10c where the films 11 are thermally welded to the films 12 are indicated by another form of diagonal hatching.
  • the films 11 and 12 may be formed of separate films or may be a folded single film.
  • each film 11 is approximately hexagonal in shape as shown in Figure 1 .
  • each film 12 serving as a gusset film is folded along a folding line (indicated by a dashed line seen through the film 11 in Figure 1 ) and is disposed between the pair of films 11.
  • a folding line indicated by a dashed line seen through the film 11 in Figure 1
  • each film 12 is approximately pentagonal in shape.
  • Each film 12 is provided with a cut 12a.
  • Films forming a pouch main body need to have basic properties of packaging materials, such as impact resistance, abrasion resistance, and heat resistance.
  • the films 11 and 12 for forming the pouch main body 10 are a laminated film having a multilayer structure comprising at least a sealant layer for imparting heat sealability to the film.
  • the films 11 and 12 are preferably laminated films having a multilayer structure comprising at least one base layer and a sealant layer. When good gas barrier property and good light shielding property are required, laminated films having a multilayer structure and further comprising a barrier layer are more preferred.
  • the barrier layer may be disposed outwardly of the sealant layer, for example, the barrier layer is disposed between the base layers or between the base layer and the sealant layer.
  • the films 11 and 12 may be laminated films having a multilayer structure comprising a barrier layer and a sealant layer, the barrier layer serving also as a base layer.
  • the base layer described above is a layer that contributes mainly to achieving a desired strength for the pouch main body 10.
  • the material of the film for forming the base layer include polyester resin, olefin resin, polyamide, polyacrylonitrile (PAN), polyimide (PI), polyvinyl chloride (PVC), polyvinylidene chloride (PVDC), polymethyl methacrylate (PMMA), and polyethersulfone (PES).
  • the polyester resin include polyethylene terephthalate (PET), polyethylene naphthalate (PEN), polybutylene terephthalate (PBT), and polycarbonate (PC).
  • the olefin resin include polyethylene (PE) and polypropylene (PP).
  • the film for forming the base layer may be a film having a single-layer structure or a film having a multilayer structure composed of a plurality of layers of the same or different types.
  • the film for forming the base layer may be a uniaxially or biaxially stretched film or an unstretched film.
  • the barrier layer described above is a layer having the function of protecting the contents of the pouch X from substances or light having properties which can affect the contents.
  • layers having such protective function include a layer in which gas transmission rate such as oxygen transmission rate or water vapor transmission rate is low, and a layer having good light shielding property.
  • the protective function performed by the barrier layer is chosen and adjusted depending on the contents of the pouch X.
  • the material for forming the barrier layer include a foil of a metal such as aluminum and a resin film.
  • the resin film include polyvinylidene chloride (PVDC), polyvinyl alcohol (PVA), ethylene-vinyl alcohol copolymer (EVOH), and polyacrylonitrile (PAN).
  • the barrier layer may be a layer formed by vapor deposition of aluminum, alumina, silica or the like on a predetermined base material (such as a film material for forming the base layer).
  • the sealant layer described above is a layer made of a resin material capable of easy thermal welding, and is disposed as an innermost layer on one side of the film 11 and 12. That region of the sealant layer of the film 11 and 12 which is not involved in thermal welding forms an inner surface of the pouch main body 10.
  • the sealant layer comprises an olefin resin film having a heat seal strength as determined by the following peel test of 10 N/15 mm or less, preferably 7 N/15 mm or less, more preferably 5 N/15 mm or less, even more preferably 3 N/15 mm or less.
  • the peel test in which two olefin resin films each lined with a fracture prevention film are thermally welded in part to each other by applying a compression pressure of 0.2 MPa at 105°C for 1 second, and subsequently the thermally welded portion of the olefin resin films is subjected to the peel teest at a temperature of 23 ⁇ 2°C and a tensile rate of 300 mm/min.
  • the above peel test can be carried out by the following method according to the method as described in the section "Heat seal strength test” in JIS Z 1707 (1997) "General rules of plastic films for food packaging”. That is, in the thermal welding process, two olefin resin films of appropriate size each of which is lined with a fracture prevention film are placed on each other and are thermally welded at their ends on one side to obtain a sample having a heat-sealed portion.
  • the fracture prevention film is a film material having a fracture strength capable of preventing the olefin resin films to be tested from being fractured at any portion other than the heat-sealed portion in the subsequent peel test. For example, a biaxially stretched nylon film or PET film of predetermined thickness can be used as the fracture prevention film.
  • a 15-mm-wide test specimen including the heat-sealed portion is cut out from the sample obtained.
  • the length of each film extending from the heat-sealed portion to the free end is set to a length enough to allow the initial distance between two chucks in the subsequent peel test to be 50 mm or more.
  • the two films of the test specimen are opened to 180°, with the heat-sealed portion of the test specimen being in the middle between the two films, and the free end portions of the two films are attached to the two chucks of the tensile tester respectively.
  • a tensile stress is applied to the test specimen under the conditions of a temperature of 23 ⁇ 2°C and a tensile rate of 300 mm/min until the heat-sealed portion is fractured, and the maximum stress during the stress application is determined.
  • the initial distance between the two chucks is 50 mm or more.
  • Examples of the material for forming the olefin resin film having the above heat seal strength and used for the sealant layer include polyethylene resins such as low-density polyethylene (LDPE) and linear low-density polyethylene (LLDPE), and polypropylene resins such as ethylene-propylene copolymer (EP) and polypropylene (PP).
  • the film for forming the sealant layer may be a film having a single-layer structure or a film having a multilayer structure.
  • the film for forming the sealant layer may be a uniaxially stretched or biaxially stretched film or an unstretched film.
  • the olefin resin film forming the sealant layer in the pouch X or in the pouch main body 10 is preferably a film containing a polyethylene resin as a main component and particularly preferably a film containing linear low-density polyethylene as a main component. Such a configuration is advantageous for achieving good thermal welding between the sealant layers.
  • Examples of commercially-available olefin resin films having a heat seal strength as determined by the above peel test of 10 N/15 mm or less include "UB-3” and “SE625L” (both are manufactured by TAMAPOLY CO., LTD.) and "MB-102C” and “MB-110SC” (both are manufactured by Idemitsu Unitech Co., Ltd.), all of which contain a linear low-density polyethylene film as a main component.
  • the film 11 and/or film 12 may have another layer, for example, between the base layer and the barrier layer or between the barrier layer and the sealant layer.
  • the films 11 and 12 may have a printed layer (not illustrated) for presenting the product name of the contents, a product description such as raw materials and instructions for use, or other various designs.
  • a printed layer can be formed by gravure printing, for example.
  • the films 11 and 12 as described above, which are laminated films, can be produced, for example, by coextrusion lamination, dry lamination using an adhesive, or thermal lamination that bonds the layers by applying heat with a thermally adhesive layer interposed therebetween.
  • the spout 20 is an integrally molded resin body comprising a main body portion 21 and a cap portion 22.
  • the main body portion 21 has a flow path (not illustrated) open to the inside of the pouch main body 10, and the cap portion 22 is an element operable to open and close the flow path.
  • the main body portion 21 and the cap portion 22 are configured, for example, in such a manner that the main body portion 21 and the cap portion 22 are connected via a brittle connecting portion (not illustrated) when the pouch X is unopened, and the brittle connecting portion can be broken to detach the cap portion 22 from the main body portion 21 while the cap portion 22 is opened.
  • the spout 20 is attached to the pouch main body 10 by thermal welding between the main body portion 21 and the respective sealant layers of the paired films 11 of the pouch main body 10.
  • a seal portion 10d where the films 11 and the spout 20 or its main body portion 21 are thermally welded is indicated by cross hatching.
  • the spout 20 is an integrally molded resin body containing an olefin resin and ethylene-vinyl alcohol copolymer (EVOH).
  • olefin resin examples include high-density polyethylene (HDPE), low-density polyethylene (LDPE), linear low-density polyethylene (LLDPE), ethylene-propylene copolymer (EP), and polypropylene (PP).
  • the proportion of EVOH contained in the resin material for forming the spout 20 is preferably 20 to 70% by mass, more preferably 30 to 65% by mass, and even more preferably 35 to 60% by mass.
  • the spout 20 of an integrally molded resin body can be produced by injection molding using a metal mold.
  • the pouch X having the above configuration can be produced, for example, by the following procedures. First, a set of the films 11 and films 12 for forming the pouch main body 10 are subjected to heat sealing by thermal welding in such a manner as to give the seal portions 10b and 10c (shown in Figure 1 ). Next, in order to attach the spout 20 to the pouch main body 10, the paired films 11 and the spout 20 are subjected to heat sealing by thermal welding in such a manner as to give the seal portions 10a and 10d (shown in Figure 1 ). Examples of the heating technique for heat sealing in the production process of the pouch X include heating with a heating jaw, impulse heating, hot air heating, and ultrasonic heating.
  • the pouch X is an integrally molded resin body containing ethylene-vinyl alcohol copolymer (EVOH) in addition to an olefin resin.
  • EVOH is a resin material that exhibits a much lower oxygen transmission rate than olefin resins such as polyethylene.
  • the configuration in which the spout 20 is an integrally molded resin body containing EVOH is suitable for achieving good gas barrier property in the pouch X.
  • the configuration in which the spout 20 is an integrally molded resin body containing EVOH is more easily made than configurations in which a barrier member made of EVOH is attached to the inner surface of the main body of a spout consisting of an integrally molded resin body of olefin resin, and this configuration is suitable for realizing a spouted pouch with good gas barrier property at low cost.
  • the above-described sealant layer of the pouch X or the pouch main body 10 comprises an olefin resin film having a heat seal strength as determined by the above peel test of 10 N/15 mm or less, preferably 7 N/15 mm or less, more preferably 5 N/15 mm or less, even more preferably 3 N/15 mm or less.
  • the spout 20 is an integrally molded resin body containing an olefin resin in addition to EVOH. Such a configuration is advantageous for achieving good thermal welding between the sealant layers of the pouch main body 10 of the pouch X, and also for achieving good thermal welding between the sealant layers of the pouch main body 10 and the spout 20. The reason is as follows.
  • the softening, melting, and mixing of the resin materials can be readily achieved by heating for the thermal welding, so that the resin materials are likely to be more securely welded after cooling.
  • the pouch X is likely to be more securely welded after cooling because the sealant layers of the pouch main body 10 are all made of olefin resin, and the softening, melting, and mixing of the resin materials is readily achieved by heating for thermal welding.
  • the present inventors have found that, as described in examples described later, a sealant layer comprising an olefin resin film having a heat seal strength as determined by the above peel test of 10 N/15 mm or less tends to be thermally welded more securely to a spout which is an integrally molded resin body containing an olefin resin and EVOH than a sealant layer consisting of an olefin resin film that does not have such a heat seal strength.
  • the pouch X has a configuration advantageous both for achieving good thermal welding between the sealant layers themselves in the pouch main body 10 and for achieving good thermal welding between the sealant layers of the pouch main body 10 and the spout 20.
  • the pouch X is suitable for achieving not only good thermal welding between the sealant layers of the pouch main body 10 but also good thermal welding between the sealant layers of the pouch main body 10 and the spout 20, and also is suitable for achieving good gas barrier property.
  • the good gas barrier property of the pouch X is advantageous for preventing oxidative deterioration or the like of the contents of the pouch and maintaining the quality of the contents and is therefore advantageous for guaranteeing a long sales period or shelf life for the contents of the pouch.
  • the proportion of EVOH contained in the spout 20 is preferably 20 to 70% by mass, more preferably 30 to 65% by mass, and even more preferably 35 to 60% by mass.
  • Such a configuration is advantageous for achieving a good balance between good gas barrier property of the spout 20 as well as good gas barrier property of the pouch X, and good thermal welding between the sealant layers of the pouch main body 10 and the spout 20.
  • the spouted pouch according to the present invention is not limited to the embodiment described above.
  • the specific configuration of the spouted pouch of the present invention can be designed or modified in various ways as long as the effect of the present invention is not impaired.
  • the pouch main body is not limited to the pouch main body 10, for example.
  • the pouch main body may be a flat pouch with no gusset, such as a four-side seal pouch or a three-side seal pouch, or may be a standing pouch having a gusseted bottom.
  • the spout is not limited to the spout 20 of the type which is closed with a cap, although the above embodiment describes a spout with an example of the spout 20.
  • the spout may be a spout of the type which is opened by folding and removing the tip portion of the spout.
  • a spouted pouch of Example 1 was produced, the spouted pouch having the following configuration falling within the configurations described above for the pouch X.
  • each of the films (films 11 and 12) for forming the pouch main body 10 has a multilayer structure of [PET layer (thickness: 12 ⁇ m) /AL layer (thickness: 7 ⁇ m) /NY layer (thickness: 15 ⁇ m) /LLDPE layer (thickness: 70 ⁇ m)].
  • the PET layer is a base layer consisting of a polyethylene terephthalate film
  • the AL layer is a barrier layer consisting of an aluminum foil
  • the NY layer is a base layer consisting of a nylon film
  • the LLDPE layer is a sealant layer consisting of a linear low-density polyethylene film (product name: "UB-3", manufactured by TAMAPOLY CO., LTD.).
  • UBAPOLY CO., LTD. a linear low-density polyethylene film
  • the heat seal strength as determined by the peel test described above for olefin resin films for forming the sealant layers of the pouch X is 10 N/15 mm or less.
  • Table 1 shows the measurement result of the thermal welding temperature dependence of the heat seal strength (N/15 mm) for the linear low-density polyethylene film "UB-3" with a thickness of 50 ⁇ m (for reference, the measurement result for a linear low-density polyethylene film "SE625L” (manufactured by TAMAPOLY CO., LTD.) with a thickness of 50 ⁇ m is also shown in Table 1).
  • Each of the values of the heat seal strength is measured by the following peel test in which two olefin resin films (objects of heat seal strength measurement) are laminated to be each lined with a biaxially stretched nylon film serving as a fracture prevention film and were thermally welded in part to each other by applying a compression pressure of 0.2 MPa at a predetermined thermal welding temperature for 1 second, and were subsequently is subjected to the peel test according to the method as described in JIS Z 1707 (1997) under the conditions of a temperature of 23 ⁇ 2°C and a tensile rate of 300 mm/min.
  • the linear low-density polyethylene film "UB-3" forming the sealant layer of each of the films for forming the pouch main body in Example 1 has a heat seal strength, as determined by the peel test described above for olefin resin films for forming the sealant layers of the pouch X, of 10 N/15 mm or less.
  • the spout 20 is an integrally molded resin body that contains 40% by mass of ethylene-vinyl alcohol copolymer (EVOH) and the rest of which is made up by high-density polyethylene (HDPE) which is an olefin resin.
  • EVOH ethylene-vinyl alcohol copolymer
  • HDPE high-density polyethylene
  • the length L1 shown in Figure 1 is 84 mm
  • the length L2 shown in Figure 1 is 133 mm
  • the length L3 shown in Figure 1 is 25 mm.
  • the seal width of the seal portion 10d (the length of the seal portion 10d in the direction of the length L2 shown in Figure 1 ) is 22 mm
  • the seal width of the seal portion 10c (for the rightmost seal portion 10c in Figure 1 , for example, the length of the seal portion 10c in the direction of the length L1 shown in Figure 1 ) is 5 mm.
  • the spouted pouch of Example 1 was produced as follows: first, the pouch main body 10 was made in the form of a bag by a process in which the above set of films for forming the pouch main body 10 were subjected to heat sealing at predetermined portions, and then the spout 20 was attached to the pouch main body 10 by heat sealing using a semi-automatic spout attaching machine (manufactured by Toyo Mechanic Ltd.). In the heat sealing process, a preliminary sealing step was performed on the parts where seal portions were to be formed and was followed by a first sealing step, a second sealing step, and then a cooling step. In the preliminary sealing step, the heating temperature was 135°C, the compression pressure was 1.5 MPa, and the heating time was 2.0 seconds.
  • the heating temperature was 115°C, the compression pressure was 1.5 MPa, and the heating time was 1.8 seconds.
  • the heating temperature was 95°C, the compression pressure was 1.5 MPa, and the heating time was 1.8 seconds.
  • the cooling temperature was 30°C, the compression pressure was 3.0 MPa, and the cooling time was 2.0 seconds.
  • the heating temperatures in these steps are shown in Table 2 (the same applies to Examples 2 to 7 described below).
  • a partial structure corresponding to the region as indicated by a dashed-dotted line in Figure 1 was cut out from the spouted pouch of Example 1, and was used as a test specimen in Example 1.
  • the seal portion 10d (first seal portion) included in the test specimen the seal strength was measured by a peel test performed under the conditions of a temperature of 23 ⁇ 2°C and a tensile rate of 300 mm/min. Specifically, this measurement was performed according to the method as described in the section "Heat seal strength test for packages" in JIS Z 0238 (1999) "Testing methods for heat sealed flexible packages”.
  • the average of measurement values obtained for three test specimens in Example 1 was 68.4 N/15 mm.
  • the seal strength was measured for the seal portion 10d (first seal portion) of the spouted pouch of Example 1.
  • the seal strength was measured in the same manner.
  • the seal strengths of the four seal portions 10C were 72.6 N/15 mm, 73.6 N/15 mm, 81.4 N/15 mm, and 84.6 N/15 mm.
  • Spouted pouches of Examples 2 to 5 were produced in the same manner as Example 1, except for the temperature conditions of the preliminary sealing step, first seaking step, second sealing step, and cooling step in the spouted pouch production process.
  • the multilayer structure of the film materials forming the pouch main body 10 in Examples 2 to 5 was the same as that in Example 1.
  • the seal strength was measured in the same manner as Example 1.
  • each of the films (films 11 and 12) for forming the pouch main body 10 has a multilayer structure of [PET layer (thickness: 12 ⁇ m)/AL layer (thickness: 7 ⁇ m)/NY layer (thickness: 15 ⁇ m)/CPP layer (thickness: 80 ⁇ m)].
  • the PET layer, AL layer, and NY layer in this multilayer structure are the same as the PET layer, AL layer, and NY layer described above in Example 1, and the CPP layer is a sealant layer consisting of an unstretched polypropylene film (product code "P1146", manufactured by TOYOBO CO., LTD.).
  • the configuration of the spout 20, the lengths L1 to L3 described above, and the seal widths described above in the spouted pouch of Example 6 are the same as those in the spouted pouch of Example 1.
  • the spouted pouch of Example 6 was produced by heat sealing using a semi-automatic spout attaching machine (manufactured by Toyo Mechanic Ltd.), which is the same manner as Example 1 except for the temperature conditions of the preliminary sealing step, first sealing step, second sealing step, and cooling step for heat sealing.
  • a semi-automatic spout attaching machine manufactured by Toyo Mechanic Ltd.
  • the seal strength was measured in the same manner as Example 1.
  • a spouted pouch of Example 7 was produced in the same manner as Example 6 except for the temperature conditions of the preliminary sealing step, first sealing step, second sealing step, and cooling step for heat sealing in the spouted pouch production process.
  • the multilayer structure of the film materials forming the pouch main body 10 in Example 7 was the same as that in Example 6.
  • the seal strength was measured in the same manner as Example 1.
  • a spouted pouch of Comparative Example 1 was produced as described below.
  • Each of the films for forming the pouch main body has a multilayer structure of [PET layer (thickness: 12 ⁇ m)/AL layer (thickness: 7 ⁇ m)/NY layer (thickness: 15 ⁇ m)/LLDPE layer (thickness: 80 ⁇ m)].
  • the PET layer, AL layer, and NY layer in this multilayer structure are the same as the PET layer, AL layer, and NY layer described above in Example 1, and the LLDPE layer is a sealant layer consisting of a linear low-density polyethylene film (product name: "UB-106", manufactured by TAMAPOLY CO., LTD.).
  • the heat seal strength as determined by the peel test described above for olefin resin films for forming the sealant layers of the pouch X is more than 10 N/15 mm.
  • the measurement result of the thermal welding temperature dependence of the heat seal strength (N/15 mm) is shown in Table 1.
  • the configuration of the spout 20, the lengths L1 to L3 described above, and the seal widths described above in the spouted pouch of Comparative Example 1 are the same as those in the spouted pouch of Example 1.
  • the spouted pouch of Comparative Example 1 was produced by heat sealing using a semi-automatic spout attaching machine (manufactured by Toyo Mechanic Ltd.), which is the same manner as Example 1 except for the temperature conditions of the preliminary sealing step, first sealing step, second sealing step, and cooling step for heat sealing.
  • the heating temperatures in these steps are shown in Table 3 (the same applies to Comparative Examples 2 to 5 described below).
  • the seal strength was measured in the same manner as Example 1. The results are shown in Table 3 (the same applies to Comparative Examples 2 to 5 described below).
  • Spouted pouches of Comparative Examples 2 to 5 were produced in the same manner as Comparative Example 1 except for the temperature conditions of the preliminary sealing step, first sealing step, second sealing step, and cooling step for heat sealing in the spouted pouch production process.
  • the multilayer structure of the film materials forming the pouch main body in Comparative Examples 2 to 5 was the same as that in Comparative Example 1.
  • the seal strength was measured in the same manner as Example 1.
  • Example 6 achieved a higher heat seal strength at the first seal portion than the spouted pouch of Comparative Example 5.
  • Multilayer structure of film for pouch main body Preliminary sealing step (°C) 1st sealing step (°C) 2nd sealing step (°C)

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Bag Frames (AREA)
EP17856077.7A 2016-09-30 2017-09-26 Beutel mit ausguss Active EP3521193B1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2016194665 2016-09-30
PCT/JP2017/034635 WO2018062126A1 (ja) 2016-09-30 2017-09-26 スパウト付きパウチ

Publications (3)

Publication Number Publication Date
EP3521193A1 true EP3521193A1 (de) 2019-08-07
EP3521193A4 EP3521193A4 (de) 2020-04-22
EP3521193B1 EP3521193B1 (de) 2021-09-15

Family

ID=61763384

Family Applications (1)

Application Number Title Priority Date Filing Date
EP17856077.7A Active EP3521193B1 (de) 2016-09-30 2017-09-26 Beutel mit ausguss

Country Status (4)

Country Link
US (1) US20190241339A1 (de)
EP (1) EP3521193B1 (de)
JP (1) JPWO2018062126A1 (de)
WO (1) WO2018062126A1 (de)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US11952192B2 (en) * 2018-09-26 2024-04-09 Robert C. Kelly Standing pouch with cap on folded edge
IT201900004141A1 (it) * 2019-03-21 2020-09-21 Guala Pack Spa Imballo flessibile a pareti sottili (pouch)
WO2022138379A1 (ja) 2020-12-25 2022-06-30 凸版印刷株式会社 積層体及びその製造方法、スパウト付きパウチ及びその製造方法、包装材、包装袋並びに包装体
IT202100018521A1 (it) * 2021-07-14 2023-01-14 Giacomo Sebastiani Sistema di erogazione

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2002255200A (ja) * 2000-12-27 2002-09-11 Toyo Seikan Kaisha Ltd 容器用注出部材
JP2002249595A (ja) * 2001-02-22 2002-09-06 Toray Ind Inc 射出成形品
JP5122878B2 (ja) * 2007-07-04 2013-01-16 株式会社大塚製薬工場 薬液流出入用筒部材および薬液容器
JP2009227300A (ja) * 2008-03-21 2009-10-08 Makino Sogo Kenkyusho:Kk 水素含有飲料用ストロー・キャップ付きパウチ
JPWO2010084846A1 (ja) * 2009-01-21 2012-07-19 ユニチカ株式会社 隠蔽性フィルムおよび同フィルムを用いた隠蔽性積層体
CN101735537A (zh) * 2009-12-22 2010-06-16 广州鹿山新材料股份有限公司 乙烯-乙烯醇共聚物与高密度聚乙烯共混材料及其制备方法
JP3178287U (ja) * 2012-06-28 2012-09-06 日本フードマテリアル株式会社 水入り容器
JP2014070964A (ja) * 2012-09-28 2014-04-21 Hosokawa Yoko Co Ltd 試験液製品
WO2014163149A1 (ja) * 2013-04-04 2014-10-09 日本クロージャー株式会社 熱可塑性樹脂から成る層を有する成形体
EP3110706A1 (de) * 2014-02-24 2017-01-04 Guala Pack S.p.A. Sauerstoffdichter ausgiesser für einen flexiblen beutel
JP2015217637A (ja) * 2014-05-20 2015-12-07 日本山村硝子株式会社 フィルム材、該フィルム材を用いた容器および該フィルム材の製造方法

Also Published As

Publication number Publication date
EP3521193B1 (de) 2021-09-15
US20190241339A1 (en) 2019-08-08
WO2018062126A1 (ja) 2018-04-05
EP3521193A4 (de) 2020-04-22
JPWO2018062126A1 (ja) 2019-07-11

Similar Documents

Publication Publication Date Title
EP3521193B1 (de) Beutel mit ausguss
JP3113312B2 (ja) 改良されたシール強度を有するクック−インフィルム
EP3408094B1 (de) Direktkontaktheissgesiegelte polyethylenlaminate
KR20100097131A (ko) 컷 테이프 및 컷 테이프가 부착된 포장 주머니
ES2773983T3 (es) Envase con sellos térmicos desprendibles y no desprendibles
WO2011096333A1 (ja) ピロー包装用ケーシング材及びピロー包装体
EP1984277A1 (de) Hermetisch abdichtbarer, leicht zu öffnender, flexibler behälter aus wärmeschrumpfbarem, thermoplastischem material
TW201707977A (zh) 積層薄膜及包裝材料
WO2013121622A1 (ja) 易裂性多層インフレーションフィルム
JP6150687B2 (ja) 多層シーラントフィルム
JP4144841B2 (ja) 深絞り包装用共押出複合フィルム及び深絞り包装体
JP6793662B2 (ja) トップシール材付きチューブ容器
JP6719258B2 (ja) 積層フィルム
JP7326750B2 (ja) 包装体
JP4090727B2 (ja) レトルト食品包装用積層体
JP4140307B2 (ja) 包装方法、共押出積層フィルムおよび角底袋
TWI808179B (zh) 夾鏈帶及附夾鏈帶之容器
EP3056447B1 (de) Verpackung für einen beutelbehälter und beutelbehälter
JP7194512B2 (ja) 包装体
JP2005145486A (ja) 餅包装体
JP2008284700A (ja) ヒートシール性積層フィルム
JPH10138421A (ja) ポリプロピレン系複合フィルムおよびそれを用いた溶断製プラスチック袋
JP3817434B2 (ja) 多重袋の製造方法およびバックインボックス用多重内袋
JP2018079661A (ja) 多層フィルム及び包装体
JP2016043949A (ja) スティック包装袋

Legal Events

Date Code Title Description
STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: THE INTERNATIONAL PUBLICATION HAS BEEN MADE

PUAI Public reference made under article 153(3) epc to a published international application that has entered the european phase

Free format text: ORIGINAL CODE: 0009012

STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: REQUEST FOR EXAMINATION WAS MADE

17P Request for examination filed

Effective date: 20190410

AK Designated contracting states

Kind code of ref document: A1

Designated state(s): AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR

AX Request for extension of the european patent

Extension state: BA ME

DAV Request for validation of the european patent (deleted)
DAX Request for extension of the european patent (deleted)
REG Reference to a national code

Ref country code: DE

Ref legal event code: R079

Ref document number: 602017046205

Country of ref document: DE

Free format text: PREVIOUS MAIN CLASS: B65D0033380000

Ipc: B65D0075580000

A4 Supplementary search report drawn up and despatched

Effective date: 20200324

RIC1 Information provided on ipc code assigned before grant

Ipc: B65D 75/58 20060101AFI20200318BHEP

GRAP Despatch of communication of intention to grant a patent

Free format text: ORIGINAL CODE: EPIDOSNIGR1

STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: GRANT OF PATENT IS INTENDED

INTG Intention to grant announced

Effective date: 20210330

GRAS Grant fee paid

Free format text: ORIGINAL CODE: EPIDOSNIGR3

GRAA (expected) grant

Free format text: ORIGINAL CODE: 0009210

STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: THE PATENT HAS BEEN GRANTED

AK Designated contracting states

Kind code of ref document: B1

Designated state(s): AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR

REG Reference to a national code

Ref country code: CH

Ref legal event code: EP

REG Reference to a national code

Ref country code: DE

Ref legal event code: R096

Ref document number: 602017046205

Country of ref document: DE

REG Reference to a national code

Ref country code: IE

Ref legal event code: FG4D

REG Reference to a national code

Ref country code: AT

Ref legal event code: REF

Ref document number: 1430372

Country of ref document: AT

Kind code of ref document: T

Effective date: 20211015

REG Reference to a national code

Ref country code: LT

Ref legal event code: MG9D

REG Reference to a national code

Ref country code: NL

Ref legal event code: MP

Effective date: 20210915

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: RS

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20210915

Ref country code: SE

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20210915

Ref country code: HR

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20210915

Ref country code: FI

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20210915

Ref country code: NO

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20211215

Ref country code: LT

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20210915

Ref country code: BG

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20211215

REG Reference to a national code

Ref country code: AT

Ref legal event code: MK05

Ref document number: 1430372

Country of ref document: AT

Kind code of ref document: T

Effective date: 20210915

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: LV

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20210915

Ref country code: GR

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20211216

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: AT

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20210915

REG Reference to a national code

Ref country code: CH

Ref legal event code: PL

REG Reference to a national code

Ref country code: BE

Ref legal event code: MM

Effective date: 20210930

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: IS

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20220115

Ref country code: SM

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20210915

Ref country code: SK

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20210915

Ref country code: RO

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20210915

Ref country code: PT

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20220117

Ref country code: PL

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20210915

Ref country code: NL

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20210915

Ref country code: ES

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20210915

Ref country code: EE

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20210915

Ref country code: CZ

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20210915

Ref country code: AL

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20210915

REG Reference to a national code

Ref country code: DE

Ref legal event code: R097

Ref document number: 602017046205

Country of ref document: DE

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: MC

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20210915

PLBE No opposition filed within time limit

Free format text: ORIGINAL CODE: 0009261

STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: NO OPPOSITION FILED WITHIN TIME LIMIT

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: LU

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20210926

Ref country code: IE

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20210926

Ref country code: DK

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20210915

Ref country code: BE

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20210930

26N No opposition filed

Effective date: 20220616

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: SI

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20210915

Ref country code: LI

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20210930

Ref country code: CH

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20210930

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: CY

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20210915

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: HU

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT; INVALID AB INITIO

Effective date: 20170926

PGFP Annual fee paid to national office [announced via postgrant information from national office to epo]

Ref country code: IT

Payment date: 20230810

Year of fee payment: 7

Ref country code: GB

Payment date: 20230803

Year of fee payment: 7

PGFP Annual fee paid to national office [announced via postgrant information from national office to epo]

Ref country code: FR

Payment date: 20230808

Year of fee payment: 7

Ref country code: DE

Payment date: 20230802

Year of fee payment: 7

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: MK

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20210915