JP7025605B1 - 多層フィルム及びそれを用いた多層構造体 - Google Patents

多層フィルム及びそれを用いた多層構造体 Download PDF

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Publication number
JP7025605B1
JP7025605B1 JP2021562188A JP2021562188A JP7025605B1 JP 7025605 B1 JP7025605 B1 JP 7025605B1 JP 2021562188 A JP2021562188 A JP 2021562188A JP 2021562188 A JP2021562188 A JP 2021562188A JP 7025605 B1 JP7025605 B1 JP 7025605B1
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Prior art keywords
layer
multilayer film
resin
less
vinyl alcohol
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JPWO2021261560A1 (https=
Inventor
昌宏 北村
健太郎 吉田
ルイテン，ワウト
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Kuraray Co Ltd
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Kuraray Co Ltd
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    • 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
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    • 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
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    • 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
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    • 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
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    • 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
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    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Laminated Bodies (AREA)
  • Wrappers (AREA)
JP2021562188A 2020-06-25 2021-06-24 多層フィルム及びそれを用いた多層構造体 Active JP7025605B1 (ja)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2020109761 2020-06-25
JP2020109761 2020-06-25
PCT/JP2021/023968 WO2021261560A1 (ja) 2020-06-25 2021-06-24 多層フィルム及びそれを用いた多層構造体

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JPWO2021261560A1 JPWO2021261560A1 (https=) 2021-12-30
JP7025605B1 true JP7025605B1 (ja) 2022-02-24

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Country Status (6)

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US (1) US20230294380A1 (https=)
EP (1) EP4173822A4 (https=)
JP (1) JP7025605B1 (https=)
CN (1) CN115697702A (https=)
BR (1) BR112022025255A2 (https=)
WO (1) WO2021261560A1 (https=)

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPWO2023120642A1 (https=) * 2021-12-23 2023-06-29
JP7383854B1 (ja) * 2022-06-24 2023-11-20 株式会社クラレ 多層フィルム及びそれを用いた包装材料
WO2023249109A1 (ja) * 2022-06-24 2023-12-28 株式会社クラレ 多層フィルム及びそれを用いた包装材料
WO2024225423A1 (ja) * 2023-04-27 2024-10-31 株式会社クラレ 多層フィルム、蒸着多層フィルム、多層構造体、包装材料、回収組成物、多層構造体の回収方法及び多層フィルムの製造方法
WO2024262628A1 (ja) * 2023-06-23 2024-12-26 株式会社クラレ 真空断熱材用多層フィルム、真空断熱材用蒸着多層フィルム、真空断熱材用多層構造体、真空包装袋及び真空断熱材

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2023112929A1 (ja) * 2021-12-13 2023-06-22 株式会社クラレ 多層フィルム、多層構造体、包装材料、回収組成物、及び多層フィルム又は多層構造体の回収方法
CN120569292A (zh) * 2022-11-24 2025-08-29 株式会社可乐丽 复合多层膜和使用其而得的多层结构体
CN120936494A (zh) * 2023-04-12 2025-11-11 株式会社可乐丽 多层膜、蒸镀多层膜、多层结构体、包装材料、回收组合物、多层结构体的回收方法和多层膜的制造方法
WO2026029165A1 (ja) * 2024-07-31 2026-02-05 株式会社クラレ 蒸着多層フィルム、多層構造体、包装材、回収組成物及びリサイクル方法

Citations (10)

* Cited by examiner, † Cited by third party
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JPH081876A (ja) * 1994-04-21 1996-01-09 Sumitomo Bakelite Co Ltd 軟質多層フィルム
JPH0986562A (ja) * 1995-09-22 1997-03-31 Kureha Chem Ind Co Ltd 多層フィルム
JPH10501196A (ja) * 1994-06-10 1998-02-03 モービル・オイル・コーポレーション フィルム組成物
JP2000318095A (ja) * 1998-09-28 2000-11-21 Kuraray Co Ltd 多層フィルム
JP2006312313A (ja) * 2005-04-05 2006-11-16 Nippon Synthetic Chem Ind Co Ltd:The 積層構造体
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