JP7385082B2 - 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
JP7385082B2
JP7385082B2 JP2023525064A JP2023525064A JP7385082B2 JP 7385082 B2 JP7385082 B2 JP 7385082B2 JP 2023525064 A JP2023525064 A JP 2023525064A JP 2023525064 A JP2023525064 A JP 2023525064A JP 7385082 B2 JP7385082 B2 JP 7385082B2
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JP
Japan
Prior art keywords
layer
multilayer film
resin
less
multilayer
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.)
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Application number
JP2023525064A
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English (en)
Japanese (ja)
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JPWO2023120642A1 (https=
JPWO2023120642A5 (https=
Inventor
昌宏 北村
卓也 村本
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
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Publication of JPWO2023120642A1 publication Critical patent/JPWO2023120642A1/ja
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Publication of JPWO2023120642A5 publication Critical patent/JPWO2023120642A5/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
    • B32B27/00—Layered products comprising a layer of synthetic resin
    • B32B27/28—Layered products comprising a layer of synthetic resin comprising synthetic resins not wholly covered by any one of the sub-groups B32B27/30 - B32B27/42
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C55/00—Shaping by stretching, e.g. drawing through a die; Apparatus therefor
    • B29C55/02—Shaping by stretching, e.g. drawing through a die; Apparatus therefor of plates or sheets
    • B29C55/04—Shaping by stretching, e.g. drawing through a die; Apparatus therefor of plates or sheets uniaxial, e.g. oblique
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C55/00—Shaping by stretching, e.g. drawing through a die; Apparatus therefor
    • B29C55/02—Shaping by stretching, e.g. drawing through a die; Apparatus therefor of plates or sheets
    • B29C55/10—Shaping by stretching, e.g. drawing through a die; Apparatus therefor of plates or sheets multiaxial
    • B29C55/12—Shaping by stretching, e.g. drawing through a die; Apparatus therefor of plates or sheets multiaxial biaxial
    • 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
    • B32B27/32—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
    • B32B7/04—Interconnection of layers
    • B32B7/12—Interconnection of layers using interposed adhesives or interposed materials with bonding properties
    • 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
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29B—PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
    • B29B17/00—Recovery of plastics or other constituents of waste material containing plastics
    • B29B17/04—Disintegrating plastics, e.g. by milling
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29B—PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
    • B29B17/00—Recovery of plastics or other constituents of waste material containing plastics
    • B29B17/04—Disintegrating plastics, e.g. by milling
    • B29B2017/042—Mixing disintegrated particles or powders with other materials, e.g. with virgin materials
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
    • Y02W30/00—Technologies for solid waste management
    • Y02W30/50—Reuse, recycling or recovery technologies
    • Y02W30/62—Plastics recycling; Rubber recycling

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Laminated Bodies (AREA)
  • Wrappers (AREA)
  • Shaping By String And By Release Of Stress In Plastics And The Like (AREA)
JP2023525064A 2021-12-23 2022-12-22 多層フィルム及びそれを用いた多層構造体 Active JP7385082B2 (ja)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2021209380 2021-12-23
JP2021209380 2021-12-23
PCT/JP2022/047364 WO2023120642A1 (ja) 2021-12-23 2022-12-22 多層フィルム及びそれを用いた多層構造体

Publications (3)

Publication Number Publication Date
JPWO2023120642A1 JPWO2023120642A1 (https=) 2023-06-29
JP7385082B2 true JP7385082B2 (ja) 2023-11-21
JPWO2023120642A5 JPWO2023120642A5 (https=) 2023-11-22

Family

ID=86902733

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2023525064A Active JP7385082B2 (ja) 2021-12-23 2022-12-22 多層フィルム及びそれを用いた多層構造体

Country Status (4)

Country Link
JP (1) JP7385082B2 (https=)
CN (1) CN118632777A (https=)
DE (1) DE112022005164T5 (https=)
WO (1) WO2023120642A1 (https=)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2025116746A (ja) 2024-01-29 2025-08-08 日東電工株式会社 長尺状積層体の製造方法
JP2025116747A (ja) 2024-01-29 2025-08-08 日東電工株式会社 長尺状積層体の製造方法
JP2025116748A (ja) 2024-01-29 2025-08-08 日東電工株式会社 長尺状積層体の製造方法
JP2025137358A (ja) * 2024-03-08 2025-09-19 フタムラ化学株式会社 二軸延伸ポリエチレンフィルム及びラミネートフィルム並びに包装体

Citations (6)

* 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
WO2020184523A1 (ja) 2019-03-11 2020-09-17 株式会社クラレ 多層構造体及びそれを用いたレトルト用包装材料
WO2020196568A1 (ja) 2019-03-26 2020-10-01 三菱ケミカル株式会社 多層構造体及び包装体
JP2021102763A (ja) 2019-12-24 2021-07-15 長春石油化學股▲分▼有限公司 エチレン−ビニルアルコール共重合体樹脂組成物およびそれを含む多層構造
WO2021210606A1 (ja) 2020-04-15 2021-10-21 株式会社クラレ 回収性に優れる多層フィルム
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 (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2153973B1 (en) * 2007-05-11 2013-02-27 The Nippon Synthetic Chemical Industry Co., Ltd. Method for production of stretched multilayer film
WO2018074445A1 (ja) * 2016-10-17 2018-04-26 株式会社クラレ 共射出成形多層構造体

Patent Citations (6)

* 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
WO2020184523A1 (ja) 2019-03-11 2020-09-17 株式会社クラレ 多層構造体及びそれを用いたレトルト用包装材料
WO2020196568A1 (ja) 2019-03-26 2020-10-01 三菱ケミカル株式会社 多層構造体及び包装体
JP2021102763A (ja) 2019-12-24 2021-07-15 長春石油化學股▲分▼有限公司 エチレン−ビニルアルコール共重合体樹脂組成物およびそれを含む多層構造
WO2021210606A1 (ja) 2020-04-15 2021-10-21 株式会社クラレ 回収性に優れる多層フィルム
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
JPWO2023120642A1 (https=) 2023-06-29
WO2023120642A1 (ja) 2023-06-29
CN118632777A (zh) 2024-09-10
DE112022005164T5 (de) 2024-08-22

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