JP7383854B1 - 多層フィルム及びそれを用いた包装材料 - Google Patents

多層フィルム及びそれを用いた包装材料 Download PDF

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Publication number
JP7383854B1
JP7383854B1 JP2023559816A JP2023559816A JP7383854B1 JP 7383854 B1 JP7383854 B1 JP 7383854B1 JP 2023559816 A JP2023559816 A JP 2023559816A JP 2023559816 A JP2023559816 A JP 2023559816A JP 7383854 B1 JP7383854 B1 JP 7383854B1
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JP
Japan
Prior art keywords
layer
multilayer film
resin
less
ethylene
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.)
Active
Application number
JP2023559816A
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English (en)
Japanese (ja)
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JPWO2023249109A5 (https=
JPWO2023249109A1 (https=
Inventor
聡史 石内
健太郎 吉田
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.)
Kuraray Co Ltd
Original Assignee
Kuraray Co Ltd
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 Kuraray Co Ltd filed Critical Kuraray Co Ltd
Priority claimed from PCT/JP2023/023325 external-priority patent/WO2023249109A1/ja
Application granted granted Critical
Publication of JP7383854B1 publication Critical patent/JP7383854B1/ja
Publication of JPWO2023249109A1 publication Critical patent/JPWO2023249109A1/ja
Publication of JPWO2023249109A5 publication Critical patent/JPWO2023249109A5/ja
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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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
    • 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
    • B32B27/08—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 synthetic resin
    • 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
    • B32B27/306—Layered products comprising a layer of synthetic resin comprising vinyl (co)polymers; comprising acrylic (co)polymers comprising vinyl acetate or vinyl alcohol (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
    • 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
    • B32B7/02—Physical, chemical or physicochemical properties
    • B32B7/027—Thermal 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
    • 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
    • B32B2250/00—Layers arrangement
    • B32B2250/04—4 layers
    • 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
    • B32B2264/00—Composition or properties of particles which form a particulate layer or are present as additives
    • B32B2264/10—Inorganic particles
    • B32B2264/102—Oxide or hydroxide
    • 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
    • B32B2307/00—Properties of the layers or laminate
    • B32B2307/30—Properties of the layers or laminate having particular thermal properties
    • B32B2307/31—Heat sealable
    • 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
    • B32B2307/00—Properties of the layers or laminate
    • B32B2307/50—Properties of the layers or laminate having particular mechanical properties
    • B32B2307/54—Yield strength; Tensile strength
    • 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
    • B32B2307/00—Properties of the layers or laminate
    • B32B2307/70—Other properties
    • B32B2307/72—Density
    • 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
    • B32B2307/00—Properties of the layers or laminate
    • B32B2307/70—Other properties
    • B32B2307/724—Permeability to gases, adsorption
    • B32B2307/7242—Non-permeable
    • B32B2307/7244—Oxygen barrier
    • 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
    • B32B2307/00—Properties of the layers or laminate
    • B32B2307/70—Other properties
    • B32B2307/732—Dimensional properties
    • B32B2307/737—Dimensions, e.g. volume or area
    • B32B2307/7375—Linear, e.g. length, distance or width
    • B32B2307/7376—Thickness
    • 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

Landscapes

  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Laminated Bodies (AREA)
  • Wrappers (AREA)
JP2023559816A 2022-06-24 2023-06-23 多層フィルム及びそれを用いた包装材料 Active JP7383854B1 (ja)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2022101822 2022-06-24
JP2022101822 2022-06-24
PCT/JP2023/023325 WO2023249109A1 (ja) 2022-06-24 2023-06-23 多層フィルム及びそれを用いた包装材料

Publications (3)

Publication Number Publication Date
JP7383854B1 true JP7383854B1 (ja) 2023-11-20
JPWO2023249109A1 JPWO2023249109A1 (https=) 2023-12-28
JPWO2023249109A5 JPWO2023249109A5 (https=) 2024-05-28

Family

ID=88833491

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2023559816A Active JP7383854B1 (ja) 2022-06-24 2023-06-23 多層フィルム及びそれを用いた包装材料

Country Status (4)

Country Link
US (1) US20250360696A1 (https=)
JP (1) JP7383854B1 (https=)
CN (1) CN119421789A (https=)
DE (1) DE112023002313T5 (https=)

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH1177923A (ja) * 1997-09-05 1999-03-23 Kaito Kagaku Kogyo Kk 大容量且つ高温充填及び／又はボイル殺菌可能な包装用積層フィルム
JP2001079996A (ja) * 1999-09-17 2001-03-27 Nippon Synthetic Chem Ind Co Ltd:The 積層包装材
JP2001150613A (ja) * 1999-11-29 2001-06-05 Sumitomo Chem Co Ltd 多層一軸延伸フィルムおよび自己粘着性包装用多層フィルム
JP2014034647A (ja) * 2012-08-09 2014-02-24 Kuraray Co Ltd 変性エチレン−ビニルアルコール共重合体及び多層構造体
JP2018099818A (ja) * 2016-12-20 2018-06-28 住友ベークライト株式会社 多層フィルム及び包装体
JP2021054076A (ja) * 2019-09-30 2021-04-08 大日本印刷株式会社 バリア性積層体、該バリア性積層体を備える包装容器
JP7025605B1 (ja) * 2020-06-25 2022-02-24 株式会社クラレ 多層フィルム及びそれを用いた多層構造体

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2020071513A1 (ja) 2018-10-04 2020-04-09 株式会社クラレ 多層構造体及びそれを用いた包装材

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH1177923A (ja) * 1997-09-05 1999-03-23 Kaito Kagaku Kogyo Kk 大容量且つ高温充填及び／又はボイル殺菌可能な包装用積層フィルム
JP2001079996A (ja) * 1999-09-17 2001-03-27 Nippon Synthetic Chem Ind Co Ltd:The 積層包装材
JP2001150613A (ja) * 1999-11-29 2001-06-05 Sumitomo Chem Co Ltd 多層一軸延伸フィルムおよび自己粘着性包装用多層フィルム
JP2014034647A (ja) * 2012-08-09 2014-02-24 Kuraray Co Ltd 変性エチレン−ビニルアルコール共重合体及び多層構造体
JP2018099818A (ja) * 2016-12-20 2018-06-28 住友ベークライト株式会社 多層フィルム及び包装体
JP2021054076A (ja) * 2019-09-30 2021-04-08 大日本印刷株式会社 バリア性積層体、該バリア性積層体を備える包装容器
JP7025605B1 (ja) * 2020-06-25 2022-02-24 株式会社クラレ 多層フィルム及びそれを用いた多層構造体

Also Published As

Publication number Publication date
US20250360696A1 (en) 2025-11-27
JPWO2023249109A1 (https=) 2023-12-28
DE112023002313T5 (de) 2025-03-13
CN119421789A (zh) 2025-02-11

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