WO2017018026A1 - 充填食品用紙容器 - Google Patents

充填食品用紙容器 Download PDF

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Publication number
WO2017018026A1
WO2017018026A1 PCT/JP2016/064702 JP2016064702W WO2017018026A1 WO 2017018026 A1 WO2017018026 A1 WO 2017018026A1 JP 2016064702 W JP2016064702 W JP 2016064702W WO 2017018026 A1 WO2017018026 A1 WO 2017018026A1
Authority
WO
WIPO (PCT)
Prior art keywords
layer
thermoplastic resin
resin
polyethylene resin
paper container
Prior art date
Application number
PCT/JP2016/064702
Other languages
English (en)
French (fr)
Japanese (ja)
Inventor
勝行 大久保
茂和 宮川
Original Assignee
日本製紙株式会社
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 日本製紙株式会社 filed Critical 日本製紙株式会社
Publication of WO2017018026A1 publication Critical patent/WO2017018026A1/ja

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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B7/00—Layered products characterised by the relation between layers; Layered products characterised by the relative orientation of features between layers, or by the relative values of a measurable parameter between layers, i.e. products comprising layers having different physical, chemical or physicochemical properties; Layered products characterised by the interconnection of layers
    • B32B7/04—Interconnection of layers
    • B32B7/12—Interconnection of layers using interposed adhesives or interposed materials with bonding properties
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B15/00—Layered products comprising a layer of metal
    • B32B15/04—Layered products comprising a layer of metal comprising metal as the main or only constituent of a layer, which is next to another layer of the same or of a different material
    • B32B15/08—Layered products comprising a layer of metal comprising metal as the main or only constituent of a layer, which is next to another layer of the same or of a different material of synthetic resin
    • B32B15/082—Layered products comprising a layer of metal comprising metal as the main or only constituent of a layer, which is next to another layer of the same or of a different material of synthetic resin comprising vinyl resins; comprising acrylic resins
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B15/00—Layered products comprising a layer of metal
    • B32B15/04—Layered products comprising a layer of metal comprising metal as the main or only constituent of a layer, which is next to another layer of the same or of a different material
    • B32B15/08—Layered products comprising a layer of metal comprising metal as the main or only constituent of a layer, which is next to another layer of the same or of a different material of synthetic resin
    • B32B15/085—Layered products comprising a layer of metal comprising metal as the main or only constituent of a layer, which is next to another layer of the same or of a different material of synthetic resin comprising polyolefins
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B15/00—Layered products comprising a layer of metal
    • B32B15/20—Layered products comprising a layer of metal comprising aluminium or copper
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B27/00—Layered products comprising a layer of synthetic resin
    • B32B27/06—Layered products comprising a layer of synthetic resin as the main or only constituent of a layer, which is next to another layer of the same or of a different material
    • B32B27/10—Layered products comprising a layer of synthetic resin as the main or only constituent of a layer, which is next to another layer of the same or of a different material of paper or cardboard
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B27/00—Layered products comprising a layer of synthetic resin
    • B32B27/30—Layered products comprising a layer of synthetic resin comprising vinyl (co)polymers; comprising acrylic (co)polymers
    • B32B27/308—Layered products comprising a layer of synthetic resin comprising vinyl (co)polymers; comprising acrylic (co)polymers comprising acrylic (co)polymers
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B27/00—Layered products comprising a layer of synthetic resin
    • B32B27/32—Layered products comprising a layer of synthetic resin comprising polyolefins
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • 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
    • B65D25/00—Details of other kinds or types of rigid or semi-rigid containers
    • B65D25/14—Linings or internal coatings
    • 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
    • B65D65/00—Wrappers or flexible covers; Packaging materials of special type or form
    • B65D65/38—Packaging materials of special type or form
    • B65D65/40—Applications of laminates for particular packaging purposes
    • 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
    • B65D85/00—Containers, packaging elements or packages, specially adapted for particular articles or materials
    • B65D85/70—Containers, packaging elements or packages, specially adapted for particular articles or materials for materials not otherwise provided for
    • B65D85/72—Containers, packaging elements or packages, specially adapted for particular articles or materials for materials not otherwise provided for for edible or potable liquids, semiliquids, or plastic or pasty materials
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2270/00—Resin or rubber layer containing a blend of at least two different polymers
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2439/00—Containers; Receptacles
    • B32B2439/70—Food packaging

Definitions

  • the present invention relates to a filled food paper container used for producing food in a container in which a container is filled with a food material such as tofu and sealed and heated and solidified.
  • filled foods There are foods (hereinafter referred to as “filled foods”) that are manufactured by filling a container with such materials as tofu, water yokan, pudding, etc., and sealing and heating to solidify.
  • filled foods such materials as tofu, water yokan, pudding, etc.
  • the container is filled with tofu material filled with soy milk and a coagulant and sealed, and the container filled with the tofu material is heated at 60 to 100 degrees to produce filled tofu.
  • Metal containers, synthetic resin containers, paper containers, etc. are known as containers used for filled foods such as filled tofu, but paper containers have become widespread due to ease of disposal after use and recycling characteristics. ing.
  • a paper container for hermetically containing food from the outer surface side toward the inner surface side, a thermoplastic resin layer mainly composed of polyethylene resin, a paper base layer, a thermoplastic resin layer mainly composed of polyethylene resin, and a barrier layer
  • a paper container formed of a paper container material having a thermoplastic resin layer mainly composed of a polyethylene resin in the innermost layer see, for example, Patent Document 2.
  • a polyolefin-based resin composition in which a compounding agent selected from a polyhydric alcohol or a derivative thereof and a polyoxyethylene derivative is added to a polyolefin-based resin is used to improve the releasability between the inner surface of the container and the food solidified in the container. It has been proposed (see, for example, Patent Document 3). If the technique described in Patent Document 3 is applied to the innermost layer of the paper container material described in Patent Document 2, the separation between the inner surface of the paper container and the food is improved, and the food can be easily removed from the paper container. Can be taken out.
  • thermoplastic resin mainly composed of polyethylene resin constituting the innermost layer of the paper container material described above It is considered that a polyethylene resin film to which a compounding agent selected from polyhydric alcohol or a derivative thereof and a polyoxyethylene derivative is added is laminated on the layer to form an innermost layer.
  • a paper container formed of the paper container material obtained in this way is used as a container for filled food, the polyethylene resin layer as the innermost layer to which the compounding agent is added, and the polyethylene resin inside thereof as the main component In some cases, peeling occurs between the thermoplastic resin layer and the content liquid leaks.
  • the compounding agent added to the innermost polyethylene resin layer elutes and may be caused by the transition to the thermoplastic resin layer mainly composed of the inner polyethylene resin. all right.
  • the present inventors made filling so that the compounding agent eluted from the polyethylene resin layer as the innermost layer to which the compounding agent was added did not move between the thermoplastic resin layer mainly composed of the polyethylene resin inside.
  • a polyethylene resin and a polypropylene resin were placed between a polyethylene resin layer to which a compounding agent was added and a thermoplastic resin layer mainly composed of a polyethylene resin inside.
  • the compounding agent eluted from the polyethylene resin layer to which the compounding agent was added did not move between the thermoplastic resin layer mainly composed of the polyethylene resin inside.
  • the present invention has been completed.
  • An object of the present invention is to provide a filled food paper container that has good releasability from food and that prevents the innermost layer from peeling off during the manufacturing process and that does not cause leakage of the content liquid.
  • a filled food paper container according to the invention described in claim 1 comprises a thermoplastic resin layer (A layer) comprising a polyethylene resin as a main component from the outer surface side to the inner surface side, a paper base material.
  • Layer (B layer) thermoplastic resin layer (C layer) mainly composed of polyethylene resin, barrier layer (D layer), adhesive layer (E layer) mainly composed of ethylene / methacrylic acid copolymer resin, polyethylene Thermoplastic resin layer (F layer) mainly composed of resin, thermoplastic resin layer (G layer) in which polyethylene resin and polypropylene resin are mixed, polyethylene resin and polyolefin resin, polyhydric alcohol or its derivative, and polyoxyethylene derivative
  • H layer thermoplastic resin layer
  • H layer thermoplastic resin layer
  • a filled food paper container is such that the mixing ratio of the polyethylene resin and the polypropylene resin constituting the thermoplastic resin layer (G layer) according to the first aspect is 3: 7 to 4: 6. It is characterized by being.
  • the filled food paper container according to the invention described in claim 3 is a linear low density polyethylene resin constituting the thermoplastic resin layer (H layer) according to any one of claims 1 and 2. It is a polyethylene resin.
  • the innermost layer of the paper container material is a thermoplastic resin in which a polyethylene resin is added to a polyolefin resin and a compounding agent selected from a polyhydric alcohol or a derivative thereof and a polyoxyethylene derivative is added to a polyolefin resin. Since the layer (H layer) is used, the separation between the inner surface of the paper container and the food is improved, and the food can be easily taken out from the paper container.
  • a thermoplastic resin layer (G layer) in which a polyethylene resin and a polypropylene resin are mixed is provided between the thermoplastic resin layer (F layer) whose main component is a polyethylene resin inside the thermoplastic resin layer (H layer).
  • thermoplastic resin layer (H layer) which is the innermost layer, in the process of filling the container with food materials such as tofu, sealing and solidifying by heating Elution is suppressed by the thermoplastic resin layer (G layer), and the transition to the thermoplastic resin layer (F layer) can be prevented, whereby the heat from the thermoplastic resin layer (F layer) can be prevented. Since the occurrence of peeling of the plastic resin layer (H layer) can be prevented, a filled food paper container free from leakage of the content liquid can be obtained.
  • the mixing ratio of the polyethylene resin and the polypropylene resin constituting the thermoplastic resin layer (G layer) of claim 1 is from 3: 7 to 4: 6. Therefore, the elution of the compounding agent from the thermoplastic resin layer (H layer) which is the innermost layer can be more effectively suppressed, and the thermoplastic resin layer (H from the thermoplastic resin layer (F layer) can be suppressed. Occurrence of peeling of the layer) can be more effectively prevented.
  • the polyethylene resin constituting the thermoplastic resin layer (H layer) according to any one of claims 1 and 2 is a linear low density polyethylene. Since the resin is used, strong adhesive strength, heat resistance, and pinhole resistance can be obtained.
  • FIG. 1 is an explanatory view showing an example of a laminated structure of container materials forming a filled food paper container according to the present invention.
  • the filled food paper container of this example has a thermoplastic resin layer (A layer) mainly composed of polyethylene resin, a paper base layer (B layer), and a thermoplastic material mainly composed of polyethylene resin, from the outer surface side to the inner surface side.
  • thermoplastic resin layer (A layer) mainly composed of a polyethylene resin
  • a paper base layer (B layer) a thermoplastic resin layer (C layer) mainly composed of a polyethylene resin
  • a barrier layer a thermoplastic resin layer (D layer)
  • thermoplastic resin layer (F layer) containing polyethylene resin as the main component.
  • the thermoplastic resin layer (C layer) has a linear low density polyethylene resin (LLDPE) as a component
  • the thermoplastic resin layer (F layer) has a high pressure method low density polyethylene resin (LDPE) as a component.
  • the aluminum foil is used as a barrier layer (D layer).
  • the container material forming the filled food paper container according to the present invention has a thermoplastic resin layer (G layer) on the outside (inner side of the container) of the thermoplastic resin layer (F layer) of the laminated structure laminated as described above. ), A thermoplastic resin layer (H layer) is laminated.
  • the thermoplastic resin layer (G layer) laminated on the outer side of the thermoplastic resin layer (F layer) contains a thermoplastic resin in which a polyethylene resin and a polypropylene resin are mixed as a component.
  • the mixing ratio of polyethylene resin: polypropylene resin is preferably 3: 7 to 4: 6.
  • the thermoplastic resin layer (H layer) constitutes the innermost layer (inner surface of the container).
  • a linear low density polyethylene resin (LLDPE) is used as a component, and the polyethylene resin is a polyolefin resin.
  • a compounding agent selected from polyhydric alcohols or derivatives thereof and polyoxyethylene derivatives is added.
  • the addition amount of the compounding agent is 5 to 20%, preferably 10%. If the addition amount of the compounding agent is less than 5%, the inner surface of the paper container, that is, the separation property between the thermoplastic resin layer (H layer) and the food is deteriorated, and if it exceeds 20%, the thermoplastic resin layer (H The adhesiveness of the layer) decreases.
  • the innermost layer of the paper container material which becomes the inner surface of the paper container is made of polyethylene resin and polyolefin resin to polyhydric alcohol or Because it is a thermoplastic resin layer (H layer) to which a compounding agent selected from the derivatives and polyoxyethylene derivatives is added, the inner surface of the paper container and the food are easily separated, and the food can be easily taken out from the paper container. .
  • a thermoplastic resin layer (G layer) in which polyethylene resin and polypropylene resin are mixed is interposed between the thermoplastic resin layer (F layer) containing polyethylene resin as a main component inside the thermoplastic resin layer (H layer).
  • the ingredients are eluted from the innermost thermoplastic resin layer (H layer) in the process of filling the container with food materials such as tofu, sealing, and solidifying by heating. Is suppressed by the thermoplastic resin layer (G layer), and the transition to the thermoplastic resin layer (F layer) can be prevented, and the thermoplastic resin layer (H layer) from the thermoplastic resin layer (F layer) can be prevented. The occurrence of peeling can be prevented.
  • thermoplastic resin layer (A layer) composed mainly of polyethylene resin, a paper base material layer (B layer), and a thermoplastic resin composed mainly of linear low density polyethylene resin (LLDPE) Layer (C layer), barrier layer (D layer), adhesive layer (E layer) mainly composed of ethylene / methacrylic acid copolymer resin, thermoplastic resin mainly composed of high pressure method low density polyethylene resin (LDPE) Layer (F layer), thermoplastic resin layer (G layer) in which polyethylene resin and polypropylene resin are mixed at a ratio of 4: 6, selected from polyethylene resin and polyolefin resin, polyhydric alcohol or derivative thereof, and polyoxyethylene derivative
  • a paper container was formed of a container material provided with a thermoplastic resin layer (H layer) containing as a component a high-
  • Example 2 A polyethylene container and a polypropylene resin in the thermoplastic resin layer (G layer) of Example 1 are mixed at a ratio of 3: 7, and other than that, a paper container is formed with a container material having the same thermoplastic resin layer as Example 1. did.
  • Example 3 20% is added to the polyethylene resin of the thermoplastic resin layer (H layer) of Example 1 as a compounding agent selected from a polyhydric alcohol or a derivative thereof and a polyoxyethylene derivative to a polyolefin resin.
  • a paper container was formed using a container material having the same thermoplastic resin layer as that of No. 1.
  • thermoplastic resin layer composed of the same laminated structure as in Example 1 and corresponding to the G layer in Example 1 is a thermoplastic resin layer in which the polyethylene resin and the polypropylene resin are mixed at a ratio exceeding 4 in the mixing ratio of the polyethylene resin and the polypropylene resin.
  • a paper container was formed from the other thermoplastic resin layers using a container material having the same thermoplastic resin layer as in Example 1.
  • Comparative Example 2 The thermoplastic resin layer composed of the same laminated structure as in Example 1 and corresponding to the G layer in Example 1 is a thermoplastic resin layer in which polyethylene resin and polypropylene resin are mixed at a ratio of less than 3 in the mixing ratio of polyethylene resin and polypropylene resin.
  • a paper container was formed from the other thermoplastic resin layers using a container material having the same thermoplastic resin layer as in Example 1.
  • Comparative Example 3 A thermoplastic resin layer composed of the same laminated structure as in Example 1 and corresponding to the thermoplastic resin layer (H layer) in Example 1 is formed by using a polyethylene resin, a polyolefin resin, a polyhydric alcohol or a derivative thereof, and a polyoxyethylene derivative.
  • a paper container was formed of a container material having the same thermoplastic resin layer as in Example 1 except that a thermoplastic resin layer added by 4% was added as an additive amount selected from the following.
  • the paper containers shown in the above-mentioned Examples 1, 2, 3 and Comparative Examples 1, 2, 3 are filled with soy milk and bittern as a material such as tofu with a filling machine, sealed and heated at 90 degrees for 30 minutes. Manufacturing.
  • the sample is stored for 13 days in an environment of 5 degrees, as a sample 3, for 5 days in an environment of 55 degrees, and as a sample 4, for 12 days in an environment of 55 degrees.
  • test results According to test method (A); No peeling of the innermost layer from the thermoplastic resin layer (F layer) was confirmed from any of Samples 1, 2, 3, and 4 in Examples 1, 2, and 3. Although peeling of the innermost layer from the thermoplastic resin layer (F layer) was confirmed from any of Samples 1, 2, 3, and 4 in Comparative Examples 1 and 2, from Comparative Example 3, the thermoplastic resin layer (F No peeling of the innermost layer from the layer) was confirmed. According to test method (B); In each of Samples 1, 2, 3, and 4 in Examples 1, 2, and 3, the innermost layer did not peel from the thermoplastic resin layer (F layer). In each of Samples 1, 2, 3, and 4 in Comparative Examples 1 and 2, the innermost layer was peeled off from the thermoplastic resin layer (F layer).

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Laminated Bodies (AREA)
  • Wrappers (AREA)
  • Packaging Frangible Articles (AREA)
  • Packging For Living Organisms, Food Or Medicinal Products That Are Sensitive To Environmental Conditiond (AREA)
  • Details Of Rigid Or Semi-Rigid Containers (AREA)
  • Cartons (AREA)
PCT/JP2016/064702 2015-07-24 2016-05-18 充填食品用紙容器 WO2017018026A1 (ja)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2015146400A JP6660112B2 (ja) 2015-07-24 2015-07-24 充填食品用紙容器
JP2015-146400 2015-07-24

Publications (1)

Publication Number Publication Date
WO2017018026A1 true WO2017018026A1 (ja) 2017-02-02

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JP (1) JP6660112B2 (enrdf_load_stackoverflow)
TW (1) TWI685421B (enrdf_load_stackoverflow)
WO (1) WO2017018026A1 (enrdf_load_stackoverflow)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2021166919A1 (ja) * 2020-02-17 2021-08-26 日本製紙株式会社 充填食品用紙容器

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2001122983A (ja) * 1999-10-28 2001-05-08 Daicel Chem Ind Ltd 熱可塑性樹脂シート及びそのシートから得られた容器
US20030215555A1 (en) * 2002-05-17 2003-11-20 Kraft Foods Holdings, Inc. Food containers with improved release characteristics
JP2011079307A (ja) * 2009-09-11 2011-04-21 Giken Kasei Kk 樹脂シートおよび樹脂製容器
JP2012091813A (ja) * 2010-10-26 2012-05-17 Sekisui Giken:Kk 食品用容器
WO2014024913A1 (ja) * 2012-08-10 2014-02-13 日本製紙株式会社 多層紙容器
JP2014034424A (ja) * 2012-08-10 2014-02-24 Dic Corp 易開封性多層容器

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2001122983A (ja) * 1999-10-28 2001-05-08 Daicel Chem Ind Ltd 熱可塑性樹脂シート及びそのシートから得られた容器
US20030215555A1 (en) * 2002-05-17 2003-11-20 Kraft Foods Holdings, Inc. Food containers with improved release characteristics
JP2011079307A (ja) * 2009-09-11 2011-04-21 Giken Kasei Kk 樹脂シートおよび樹脂製容器
JP2012091813A (ja) * 2010-10-26 2012-05-17 Sekisui Giken:Kk 食品用容器
WO2014024913A1 (ja) * 2012-08-10 2014-02-13 日本製紙株式会社 多層紙容器
JP2014034424A (ja) * 2012-08-10 2014-02-24 Dic Corp 易開封性多層容器

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2021166919A1 (ja) * 2020-02-17 2021-08-26 日本製紙株式会社 充填食品用紙容器
JP2021127172A (ja) * 2020-02-17 2021-09-02 日本製紙株式会社 充填食品用紙容器
JP7075424B2 (ja) 2020-02-17 2022-05-25 日本製紙株式会社 充填食品用紙容器
KR20220140822A (ko) * 2020-02-17 2022-10-18 닛폰세이시가부시키가이샤 충전 식품용 종이 용기
CN115697854A (zh) * 2020-02-17 2023-02-03 日本制纸株式会社 填充食品用纸容器
CN115697854B (zh) * 2020-02-17 2025-01-07 日本制纸株式会社 填充食品用纸容器
KR102771971B1 (ko) * 2020-02-17 2025-02-21 닛폰세이시가부시키가이샤 충전 식품용 종이 용기

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JP2017024762A (ja) 2017-02-02
TWI685421B (zh) 2020-02-21
JP6660112B2 (ja) 2020-03-04

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