WO2021039823A1 - 包装体 - Google Patents

包装体 Download PDF

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Publication number
WO2021039823A1
WO2021039823A1 PCT/JP2020/032129 JP2020032129W WO2021039823A1 WO 2021039823 A1 WO2021039823 A1 WO 2021039823A1 JP 2020032129 W JP2020032129 W JP 2020032129W WO 2021039823 A1 WO2021039823 A1 WO 2021039823A1
Authority
WO
WIPO (PCT)
Prior art keywords
layer
base material
film
package
easy peel
Prior art date
Application number
PCT/JP2020/032129
Other languages
English (en)
French (fr)
Japanese (ja)
Inventor
実 川▲崎▼
Original Assignee
凸版印刷株式会社
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 凸版印刷株式会社 filed Critical 凸版印刷株式会社
Priority to JP2021542954A priority Critical patent/JPWO2021039823A1/ja
Publication of WO2021039823A1 publication Critical patent/WO2021039823A1/ja

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    • 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
    • B65D75/28—Articles or materials wholly enclosed in composite wrappers, i.e. wrappers formed by associating or interconnecting two or more sheets or blanks
    • B65D75/30—Articles or materials enclosed between two opposed sheets or blanks having their margins united, e.g. by pressure-sensitive adhesive, crimping, heat-sealing, or welding

Definitions

  • the present invention relates to a packaging body that houses the contents.
  • Patent Document 1 includes a mount (20), an article (40) mounted on the mount (20), and a film (50) bonded to the mount (20) so that the article (40) is sealed.
  • the skin pack package (10) is disclosed.
  • the mount (20) and the film (50) are joined via a thermal adhesive.
  • the film (50) is broken along the recommended cut line (27) using a cutter knife (54). Therefore, the work of taking out the contents is complicated.
  • the package according to the present invention is an easy to join a base material including a paper layer, a film covering the contents to be placed on the base material, and the base material and the film so that the contents are sealed. It has a peel structure.
  • the base material and the film are bonded by the easy peel structure, the film can be easily peeled off from the base material. Therefore, the contents can be easily taken out.
  • the easy peel structure includes a waterproof function. According to the package, the moisture flowing out from the contents is unlikely to leak.
  • the base material includes a barrier layer laminated on the paper layer, and the barrier layer has at least one of gas barrier property and moisture barrier property. Composed of excellent materials.
  • the barrier layer is made of at least a material having excellent moisture barrier properties, and is laminated at a position closer to the contents than the paper layer.
  • the basis weight of the paper layer is included in the range of 100 g / m 2 or more and less than 1000 g / m 2.
  • the basis weight of the paper is included in the range of 100 g / m 2 or more, the base material is less likely to warp when the base material and the film are joined via the easy peel structure. Further, since the basis weight of the paper is included in the range of less than 1000 g / m 2 , the thickness of the package does not become too thick.
  • a waterproof layer laminated on the opposite side of the contents to the paper layer is further provided. According to the package, water does not easily penetrate into the paper layer even when dew condensation occurs. Therefore, the strength of the base material is maintained.
  • the easy peel structure in the package according to any one of (1) to (6), includes at least a predetermined range including the edge of the base material and the edge of the film. It is provided in a range corresponding to a predetermined range.
  • the easy peel structure includes the base material or the easy peel film provided on the film.
  • the structure of the easy peel structure can be simplified.
  • the seal strength of the easy peel structure is included in the range of 0.5 N / 15 mm or more and 5 N / 15 mm or less.
  • the seal strength of the easy peel structure is included in the range of 0.5 N / 15 mm or more. Therefore, for example, even when an external force of a standard size is applied during the transport process of the package, the film can be formed. Hard to peel off from the base material. Further, since the seal strength of the easy peel structure is included in the range of 5 N / 15 mm or less, the film can be peeled from the base material with a force of a standard magnitude applied by the user.
  • the package according to any one of (1) to (9) above further includes the base material and the contents sealed by the film. According to the package, the same effect as that of the package according to any one of (1) to (9) above can be obtained.
  • the contents can be easily taken out.
  • FIG. 2 is a cross-sectional view taken along the line D2-D2 of FIG.
  • FIG. 5 is a cross-sectional view showing the layer structure of the film of FIG.
  • FIG. 6 is a diagram showing a state in which all the films are peeled off from the base material of the package of FIG. 6 and the contents placed on the base material are cut.
  • FIG. 2 is a perspective view showing a state in which the film is peeled off from the base material of the package of FIG. 12 and the base material is unfolded.
  • FIG. 1 shows an example of a package 10 containing the content 100.
  • the content 100 is, for example, food and goods. Foods are, for example, fresh foods and processed foods. Articles are, for example, stationery and daily necessities.
  • the content 100 is a block of fresh food beef.
  • the main elements constituting the package 10 are the base material 20, the film 30, and the easy peel structure 40.
  • the content 100 is placed on the base material 20.
  • the film 30 covers the content 100 placed on the base material 20.
  • the easy peel structure 40 joins the base material 20 and the film 30 so that the content 100 placed on the base material 20 is sealed.
  • the packaging form of the packaging body 10 can be arbitrarily selected.
  • the packaging form of the package 10 is, for example, a skin pack and a vacuum pack.
  • the packaging form of the packaging body 10 is a skin pack.
  • FIG. 2 when the packaging form of the package 10 is a skin pack, the film 30 is in close contact with the content 100, and the portion 30X of the film 30 that is not in close contact with the content 100 and the base. Substantially no space is formed between the material 20 and the material 20. Therefore, for example, when the content 100 is a fresh food or a processed food, the drip generated from the content 100 is unlikely to flow out onto the base material 20. Therefore, the appearance of the package 10 is maintained for a long period of time.
  • the packaging form of the packaging body 10 is a skin pack
  • the packaging body 10 is suspended in a store, for example. Can be displayed in the lowered state. Since the content 100 can be easily visually recognized by the consumer, it is possible to increase the consumer's willingness to purchase.
  • the packaging form of the package 10 is a vacuum pack
  • the film 30 is in close contact with the content 100, and there is a slight amount between the portion 30X of the film 30 that is not in close contact with the content 100 and the base material 20. A space is formed.
  • the shape of the base material 20 in a plan view can be arbitrarily selected.
  • the shape of the base material 20 is rectangular.
  • the shape of the base material 20 is a triangle, a square, a polygon having a pentagon or more, a circle, or an ellipse.
  • the base material 20 includes, for example, a five-layer structure in which the innermost layer 21, the barrier layer 22, the bonding layer 23, the paper layer 24, and the waterproof layer 25 are laminated.
  • Each layer 21 to 25 is laminated by, for example, a dry laminating method.
  • FIG. 2 the detailed layer structure of the base material 20 is not shown for simplification of the drawings.
  • the innermost layer 21 is laminated on the innermost side of the base material 20, in other words, at the position closest to the content 100.
  • the content 100 is placed on the innermost layer 21.
  • the innermost layer 21 is made of a material that can be easily peeled when sealed with the innermost layer 31 (see FIG. 4) of the film 30.
  • the innermost layer 21 is preferably made of a material including a waterproof function. Therefore, the water flowing out from the content 100 is unlikely to leak.
  • the material constituting the innermost layer 21 is, for example, polyethylene.
  • the thickness of the innermost layer 21 is, for example, 55 ⁇ m.
  • the barrier layer 22 is laminated on the innermost layer 21 on the opposite side of the content 100, for example. Therefore, when the content 100 contains water, the water exuded from the content 100 does not easily permeate into the paper layer 24. Therefore, the strength of the base material 20 is maintained.
  • the side opposite to the content 100 with respect to any layer may be referred to as the outside.
  • the barrier layer 22 is made of a material having excellent gas barrier property and moisture barrier property. Therefore, the quality of the content 100 is well maintained for a long period of time.
  • the barrier layer 22 is made of a material having excellent gas barrier properties and moisture barrier properties.
  • the material constituting the barrier layer 22 is, for example, polyethylene terephthalate on which an inorganic thin film such as aluminum oxide or silicon oxide is deposited.
  • the gas whose permeation is suppressed by the barrier layer 22 is, for example, oxygen.
  • the thickness of the barrier layer 22 is, for example, 12 ⁇ m.
  • the bonding layer 23 is laminated on the outside with respect to the barrier layer 22, for example.
  • the bonding layer 23 is made of a material capable of bonding the barrier layer 22 and the paper layer 24.
  • the material constituting the bonding layer 23 is, for example, an ethylene-methacrylic acid copolymer resin (EMAA resin).
  • EMA resin ethylene-methacrylic acid copolymer resin
  • the thickness of the bonding layer 23 is, for example, 20 ⁇ m.
  • the paper layer 24 is laminated on the outside of the bonding layer 23, for example.
  • the material constituting the paper layer 24 is, for example, non-recycled paper or recycled paper. In the present embodiment, the material constituting the paper layer 24 is non-recycled paper. When the material constituting the paper layer 24 is recycled paper, it is preferable that it is used paper distributed only in the factory of the paper manufacturer from the viewpoint of hygiene.
  • the basis weight that contributes to the thickness of the paper layer 24 can be arbitrarily selected. The basis weight of the paper layer 24 is preferably determined based on the relationship between the resistance to warpage of the base material 20 when the base material 20 and the film 30 are joined and the thickness of the package 10.
  • a preferable example of the maximum value of the basis weight of the paper layer 24 is 1000 g / m 2 .
  • the basis weight of the paper layer 24 is 1000 g / m 2 or less, the thickness of the package 10 does not become too thick. Therefore, the display space of the package 10 can be reduced. Moreover, the cost of the package 10 can be reduced.
  • a preferable example of the minimum value of the basis weight of the paper layer 24 is 100 g / m 2 . When the basis weight of the paper layer 24 is 100 g / m 2 or more, the base material 20 is less likely to warp when the base material 20 and the film 30 are joined.
  • An example of a preferable range in which the basis weight of the paper layer 24 can be taken is 100 g / m 2 or more and 1000 g / m 2 or less. In one example, the basis weight of the paper layer 24 is 310 g / m 2 .
  • the waterproof layer 25 is laminated on the outside of the paper layer 24, for example.
  • the waterproof layer 25 is made of a material including a waterproof function. Therefore, even when dew condensation occurs, it is difficult for water to permeate into the paper layer 24. Therefore, the strength of the base material 20 is maintained.
  • the material constituting the waterproof layer 25 is, for example, polyethylene.
  • the thickness of the waterproof layer 25 is, for example, 20 ⁇ m.
  • the film 30 has, for example, a six-layer structure in which the innermost layer 31, the first adhesive layer 32, the barrier layer 33, the second adhesive layer 34, the intermediate layer 35, and the outermost layer 36 are laminated. Be prepared.
  • the layers 31 to 36 are laminated by, for example, a coextrusion method.
  • FIG. 2 the detailed layer structure of the film 30 is not shown for simplification of the drawings.
  • the film 30 is preferably made of a transparent material so that the content 100 is visible.
  • the innermost layer 31 is laminated on the innermost side of the film 30, in other words, at the position closest to the content 100.
  • the packaging form of the package 10 is a skin pack or a vacuum pack
  • the portion 30Y (see FIG. 2) of the innermost layer 31 facing the content 100 is in close contact with the content 100.
  • the innermost layer 31 is made of a material that can be easily peeled when sealed with the innermost layer 21 (see FIG. 3) of the base material 20.
  • the material constituting the innermost layer 31 is, for example, an ionomer resin.
  • the thickness of the innermost layer 31 is, for example, 30 ⁇ m.
  • the first adhesive layer 32 is laminated on the outer side with respect to the innermost layer 31, for example.
  • the first adhesive layer 32 adheres the innermost layer 31 and the barrier layer 33.
  • the material constituting the first adhesive layer 32 is, for example, a two-component curable urethane-based adhesive.
  • the thickness of the first adhesive layer 32 is, for example, 5 ⁇ m.
  • the barrier layer 33 is laminated on the first adhesive layer 32 on the opposite side of the content 100, for example.
  • the barrier layer 33 is preferably made of a material having at least one of gas barrier property, oil resistance, and moisture resistance.
  • the material constituting the barrier layer 33 is, for example, an ethylene-vinyl alcohol copolymer (EVOH).
  • EVOH ethylene-vinyl alcohol copolymer
  • the gas whose permeation is suppressed by the barrier layer 33 is, for example, oxygen.
  • the thickness of the barrier layer 33 is, for example, 30 ⁇ m.
  • the second adhesive layer 34 is laminated on the outer side of the barrier layer 33, for example.
  • the second adhesive layer 34 adheres the barrier layer 33 and the intermediate layer 35.
  • the material constituting the second adhesive layer 34 is, for example, a two-component curable urethane-based adhesive.
  • the thickness of the second adhesive layer 34 is, for example, 5 ⁇ m.
  • the intermediate layer 35 is laminated on the outside with respect to the second adhesive layer 34, for example.
  • the intermediate layer 35 is preferably made of a material having excellent toughness and wear resistance.
  • the material constituting the intermediate layer 35 is, for example, polyamide.
  • the thickness of the intermediate layer 35 is, for example, 30 ⁇ m.
  • the outermost layer 36 is laminated on the outer side with respect to the intermediate layer 35, for example.
  • the outermost layer 36 is preferably made of a material having at least one excellent heat resistance, gas barrier property, moisture resistance, strength, and transparency.
  • the material constituting the outermost layer 36 is, for example, polyester.
  • the thickness of the outermost layer 36 is, for example, 50 ⁇ m.
  • the easy peel structure 40 is a portion in which the innermost layer 21 of the base material 20 and the innermost layer 31 of the film 30 are sealed.
  • the heating conditions of the film 30 in a vacuum state include a heating temperature and a heating time.
  • the heating temperature is, for example, 150 ° C.
  • the heating time is, for example, 20 seconds.
  • the seal strength of the easy peel structure 40 can be arbitrarily selected.
  • the sealing strength of the easy peel structure 40 is that the film 30 is difficult to peel off when an external force of a standard size is applied to the package 10 in the process of transporting the package 10 and the contents. It is determined based on the relationship with the ease of peeling of the film 30 when 100 is taken out.
  • An example of the maximum value of the seal strength of the easy peel structure 40 is 5N / 15 mm.
  • the seal strength of the easy peel structure 40 is 5 N / 15 mm or less, the film 30 can be peeled from the base material 20 with a force of a standard magnitude applied by the user.
  • An example of the minimum value of the seal strength of the easy peel structure 40 is 0.5 N / 15 mm.
  • the seal strength of the easy peel structure 40 is 0.5 N / 15 mm or more, the base material 20 is applied even when an external force of a standard size acts on the package 10 in the process of transporting the package 10.
  • the film 30 is difficult to peel off.
  • An example of the range in which the seal strength of the easy peel structure 40 can be taken is 0.5 N / 15 m or more and 5 N / 15 mm or less. In one example, the seal strength of the easy peel structure 40 is 2N / 15mm.
  • FIG. 5 shows a range in which the easy peel structure 40 is provided, in other words, a range in which the innermost layer 21 of the base material 20 and the innermost layer 31 of the film 30 are sealed in a plan view of the package 10. ..
  • the range in which the easy peel structure 40 is provided can be arbitrarily selected.
  • the easy peel structure 40 is provided at least in a predetermined range including the edge 20A of the base material 20 and a predetermined range including the edge 30A of the film 30. Therefore, it is difficult for foreign matter to enter between the base material 20 and the film 30.
  • the easy peel structure 40 is provided over the entire range of the base material 20 and the film 30 except for the portion in contact with the content 100.
  • the user 300 peels a part of the film 30 from the base material 20.
  • the user 300 peels a part of the film 30 from the portion of the base material 20 corresponding to the corner 20B.
  • the user 300 grabs the peeled portion 30B and peels the entire film 30 against the base material 20.
  • the user 300 uses, for example, a kitchen knife 200 to cut the content 100 placed on the base material 20 to an arbitrary size. Therefore, the base material 20 functions as a cutting board.
  • the following actions and effects can be obtained.
  • the film 30 since the base material 20 and the film 30 are joined by the easy peel structure 40, the film 30 can be easily peeled off from the base material 20. Therefore, the content 100 can be easily taken out.
  • the package 10 of the second embodiment will be described with reference to FIGS. 8 and 9.
  • the configurations common to the first embodiment may be designated by the same reference numerals as those of the first embodiment, and duplicate description may be omitted.
  • the package 10 of the second embodiment is different from the package 10 of the first embodiment in the layer structure of the base material 20 and the film 30.
  • the material constituting the innermost layer 61 of the film 60 of the second embodiment shown in FIG. 8 is, for example, polyethylene.
  • the thickness of the innermost layer 61 is, for example, 30 ⁇ m.
  • the material constituting the barrier layer 63 is, for example, barrier nylon.
  • the gas whose permeation is suppressed by the barrier layer 63 is, for example, oxygen.
  • the thickness of the barrier layer 63 is, for example, 30 ⁇ m.
  • the base material 50 of the second embodiment shown in FIG. 9 is composed of an easy peel film that can be easily peeled when sealed with the innermost layer 61 of the film 60.
  • the easy peel film constituting the innermost layer 61 preferably includes a waterproof function.
  • the easy peel film constituting the innermost layer 61 contains, for example, a mixture of polyethylene and polypropylene.
  • the peeling type of the easy peel structure 40 composed of the innermost layer 51 of the base material 50 and the innermost layer 61 of the film 60 is, for example, a cohesive peeling type, an interlayer peeling type, or an interface peeling type.
  • the peeling type of the easy peel structure 40 is an interface peeling type.
  • the packaging body 10 of the second embodiment in addition to the effect obtained by the packaging body 10 of the first embodiment, the effect of simplifying the configuration of the easy peel structure 40 can be obtained.
  • the type of easy peel film constituting the innermost layer 51 of the base material 50 is selected according to the material of the innermost layer 61 of the film 60. By doing so, the easy peel structure 40 can be realized. Therefore, the film 60 can be selected from various types of films.
  • Example 10 The inventor of the present application uses the samples of Examples and Comparative Examples to relate the relationship between the easy peel structure 40 and the openability of the package 10, and the base material when the base materials 20, 50 and the films 30, 60 are joined. A test was conducted to confirm the relationship between 20 and 50 warpage.
  • FIG. 10 shows the test results of the sample of Example and the sample of Comparative Example. In the following description, for convenience of explanation, the same reference numerals are given to the parts common to the sample of the example in the sample of the comparative example.
  • the sample of the example is the package 10 according to the first embodiment and the second embodiment.
  • the sample of the comparative example is a package 10 having a structure different from that of the package 10 of the example.
  • the packaging body 10 of the comparative example does not have the easy peel structure 40, and the basis weight of the paper layer 24 is not included in the preferable range shown in the first embodiment and the second embodiment. It is different from the packaging body 10 and has the same configuration as the packaging body 10 of the embodiment in other respects.
  • the specifications of the samples of each example and each comparative example are as follows.
  • the layer structure of the base material 20 of the first embodiment and the layer structure of the film 30 are the same as those of the package 10 of the first embodiment.
  • the layer structure of the base material 50 of the second embodiment and the layer structure of the film 60 are the same as those of the package 10 of the second embodiment.
  • the base material 20 of the sample of the comparative example has the same layer structure as that of the base material 20 of the first embodiment except that the material constituting the innermost layer 21 is polyethylene.
  • the layer structure of the film 60 of the sample of the comparative example is the same as that of the film 60 of the package 10 of the second embodiment.
  • the material forming the innermost layer 21 of the base material 20 and the material forming the innermost layer 61 of the film 60 are polyethylene.
  • the sealing strength between the innermost layer 21 of the base material 20 of the sample of the comparative example and the innermost layer 61 of the film 60 is 50 N / 15 mm.
  • the basis weight of the paper layer 24 of the sample of the comparative example is 90 g / m 2 .
  • film residue the remainder of the films 30 and 60 on the surface of the base materials 20 and 50 when the films 30 and 60 are peeled off from the base materials 20 and 50 (hereinafter referred to as "film residue"), and the base materials 20 and 50.
  • the degree of warpage of the base materials 20 and 50 when the film 30 and 60 were skin-packed was visually confirmed.
  • “ ⁇ ” in the item of suitability for opening shown in FIG. 10 indicates a state in which the film residue is substantially not present when the films 30 and 60 are peeled from the base materials 20 and 50.
  • X in the item of suitability for opening shown in FIG. 10 indicates a state in which film residue is present when the films 30 and 60 are peeled from the base materials 20 and 50.
  • ⁇ in the warp property item shown in FIG.
  • the “x” in the warp property item shown in FIG. 10 indicates a state in which the base materials 20 and 50 are warped when the base materials 20 and 50 and the films 30 and 60 are skin-packed.
  • each of the above embodiments is an example of possible forms of the package according to the present invention, and is not intended to limit the forms.
  • the package according to the present invention may take a form different from the form exemplified in each embodiment.
  • One example thereof is a form in which a part of the configuration of each embodiment is replaced, changed, or omitted, or a new configuration is added to each embodiment.
  • An example of modification of each embodiment is shown below.
  • FIG. 11 shows a range in which the easy peel structure 40 is provided, in other words, a range in which the innermost layer 21 of the base material 20 and the innermost layer 31 of the film 30 are sealed in a plan view of the package 10 of the modified example. It shows.
  • the easy peel structure 40 of the package 10 of the modified example is provided only in a predetermined range including the edge 20A of the base material 20 and a predetermined range including the edge 30A of the film 30. In other words, the easy peel structure 40 of the package 10 of the modified example is not provided around the content 100 in a plan view. In the portion of FIG.
  • a release varnish is applied to at least one of the innermost layers 21 and 51 of the base materials 20 and 50 and the innermost layers 31 and 61 of the films 30 and 60.
  • the base materials 20 and 50 and the films 30 and 60 are sealed.
  • the base materials 20, 50 and the films 30, 60 are selectively sealed only in the range where the easy peel structure 40 is provided.
  • the layer structure of the base materials 20 and 50 can be arbitrarily changed.
  • the base materials 20 and 50 of the package 10 of the modified example further include a printing layer for displaying an explanation or the like regarding the content 100.
  • the position where the print layer is provided on the base materials 20 and 50 can be arbitrarily selected.
  • the print layer is provided between the barrier layer 22 and the innermost layers 21, 51.
  • the configuration of the paper layer 24 can be arbitrarily changed.
  • the paper layer 24 of the package 10 of the modified example contains at least one of a sizing agent and a water resistant agent.
  • the sizing agent is added to the paper when the paper forming the paper layer 24 is made.
  • the water resistant agent is applied to the paper constituting the paper layer 24.
  • the waterproof layer 25 can be omitted.
  • the waterproof layer 25 of the package 10 of the modified example is a water-repellent coating layer formed by applying a water-repellent coating agent to the outside of the paper layer 24.
  • the configurations of the base material 50 and the film 60 can be arbitrarily changed.
  • the innermost layer 51 of the base material 50 is made of, for example, polyethylene, and the innermost layer 61 of the film 60 is sealed with the innermost layer 51 of the base material 50 by an easy peel film capable of easy peeling. It is composed.
  • the modified package 10 includes a box-shaped base material 70 including an opening 70A.
  • the base material 70 includes a bottom wall 71 on which the content 100 is placed, a pair of first side walls 72 that are connected to the bottom wall 71 and face each other via the content 100, and a pair of second side walls 73.
  • the innermost layers 31 and 61 of the films 30 and 60 are sealed with the bottom wall 71, the pair of first side walls 72, and the innermost layers (not shown) of the pair of second side walls 73.
  • the pair of first side walls 72 and the pair of second side walls 73 are not connected.
  • the base material 70 can be used like a cutting board.

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  • Chemical & Material Sciences (AREA)
  • Composite Materials (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
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PCT/JP2020/032129 2019-08-27 2020-08-26 包装体 WO2021039823A1 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2021542954A JPWO2021039823A1 (es) 2019-08-27 2020-08-26

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Application Number Priority Date Filing Date Title
JP2019-154597 2019-08-27
JP2019154597 2019-08-27

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Publication Number Publication Date
WO2021039823A1 true WO2021039823A1 (ja) 2021-03-04

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Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5974077A (ja) * 1972-02-07 1984-04-26 オスカ−・メイヤ−・アンド・カンパニ−・インコ−ポレ−テッド 包装体
JP2013163523A (ja) * 2012-01-13 2013-08-22 Fuji Seal International Inc スキンパック包装体
JP2014172659A (ja) * 2013-03-13 2014-09-22 Fuji Seal International Inc スキンパック用台紙、及びスキンパック包装体
JP2016108004A (ja) * 2014-12-04 2016-06-20 大日本印刷株式会社 包装体
US20190009499A1 (en) * 2016-03-07 2019-01-10 Cryovac, Inc. Easy opening film for vacuum skin packaging

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5974077A (ja) * 1972-02-07 1984-04-26 オスカ−・メイヤ−・アンド・カンパニ−・インコ−ポレ−テッド 包装体
JP2013163523A (ja) * 2012-01-13 2013-08-22 Fuji Seal International Inc スキンパック包装体
JP2014172659A (ja) * 2013-03-13 2014-09-22 Fuji Seal International Inc スキンパック用台紙、及びスキンパック包装体
JP2016108004A (ja) * 2014-12-04 2016-06-20 大日本印刷株式会社 包装体
US20190009499A1 (en) * 2016-03-07 2019-01-10 Cryovac, Inc. Easy opening film for vacuum skin packaging

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