CN118632777A - 多层膜和使用其而得的多层结构体 - Google Patents

多层膜和使用其而得的多层结构体 Download PDF

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Publication number
CN118632777A
CN118632777A CN202280085323.8A CN202280085323A CN118632777A CN 118632777 A CN118632777 A CN 118632777A CN 202280085323 A CN202280085323 A CN 202280085323A CN 118632777 A CN118632777 A CN 118632777A
Authority
CN
China
Prior art keywords
layer
multilayer film
resin
less
melting point
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.)
Pending
Application number
CN202280085323.8A
Other languages
English (en)
Chinese (zh)
Inventor
北村昌宏
村本卓也
吉田健太郎
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
Publication of CN118632777A publication Critical patent/CN118632777A/zh
Pending legal-status Critical Current

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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)
CN202280085323.8A 2021-12-23 2022-12-22 多层膜和使用其而得的多层结构体 Pending CN118632777A (zh)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2021209380 2021-12-23
JP2021-209380 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 (1)

Publication Number Publication Date
CN118632777A true CN118632777A (zh) 2024-09-10

Family

ID=86902733

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202280085323.8A Pending CN118632777A (zh) 2021-12-23 2022-12-22 多层膜和使用其而得的多层结构体

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 (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101678600A (zh) * 2007-05-11 2010-03-24 日本合成化学工业株式会社 用于生产多层拉伸膜的方法
CN110062698A (zh) * 2016-10-17 2019-07-26 株式会社可乐丽 共注射成型多层结构体
CN113784836A (zh) * 2019-03-11 2021-12-10 株式会社可乐丽 多层结构体和使用了其的蒸煮用包装材料

Family Cites Families (5)

* 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
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
US11021599B1 (en) * 2019-12-24 2021-06-01 Chang Chun Petrochemical Co., Ltd Ethylene-vinyl alcohol copolymer resin composition, film, and multi-layer structure comprising the same, as well as methods thereof
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
CN115697702A (zh) * 2020-06-25 2023-02-03 株式会社可乐丽 多层膜和使用其而得的多层结构体

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101678600A (zh) * 2007-05-11 2010-03-24 日本合成化学工业株式会社 用于生产多层拉伸膜的方法
CN110062698A (zh) * 2016-10-17 2019-07-26 株式会社可乐丽 共注射成型多层结构体
CN113784836A (zh) * 2019-03-11 2021-12-10 株式会社可乐丽 多层结构体和使用了其的蒸煮用包装材料

Also Published As

Publication number Publication date
JPWO2023120642A1 (https=) 2023-06-29
JP7385082B2 (ja) 2023-11-21
WO2023120642A1 (ja) 2023-06-29
DE112022005164T5 (de) 2024-08-22

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