CA3181661C - POLYVINYL ALCOHOL RESIN FILM: MANUFACTURING AND DISCRIMINATION - Google Patents

POLYVINYL ALCOHOL RESIN FILM: MANUFACTURING AND DISCRIMINATION

Info

Publication number
CA3181661C
CA3181661C CA3181661A CA3181661A CA3181661C CA 3181661 C CA3181661 C CA 3181661C CA 3181661 A CA3181661 A CA 3181661A CA 3181661 A CA3181661 A CA 3181661A CA 3181661 C CA3181661 C CA 3181661C
Authority
CA
Canada
Prior art keywords
pva
film
carbon
polyvinyl alcohol
alcohol resin
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
CA3181661A
Other languages
English (en)
French (fr)
Other versions
CA3181661A1 (en
Inventor
Osamu Kazeto
Yasutaka Inubushi
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=81208174&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=CA3181661(C) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Kuraray Co Ltd filed Critical Kuraray Co Ltd
Priority to CA3235327A priority Critical patent/CA3235327A1/en
Publication of CA3181661A1 publication Critical patent/CA3181661A1/en
Application granted granted Critical
Publication of CA3181661C publication Critical patent/CA3181661C/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L29/00—Compositions of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by an alcohol, ether, aldehydo, ketonic, acetal or ketal radical; Compositions of hydrolysed polymers of esters of unsaturated alcohols with saturated carboxylic acids; Compositions of derivatives of such polymers
    • C08L29/02—Homopolymers or copolymers of unsaturated alcohols
    • C08L29/04—Polyvinyl alcohol; Partially hydrolysed homopolymers or copolymers of esters of unsaturated alcohols with saturated carboxylic acids
    • 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
    • B65D65/46—Applications of disintegrable, dissolvable or edible materials
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
    • C08F216/00—Copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by an alcohol, ether, aldehydo, ketonic, acetal or ketal radical
    • C08F216/02—Copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by an alcohol, ether, aldehydo, ketonic, acetal or ketal radical by an alcohol radical
    • C08F216/04—Acyclic compounds
    • C08F216/06—Polyvinyl alcohol ; Vinyl alcohol
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
    • C08F218/00—Copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by an acyloxy radical of a saturated carboxylic acid, of carbonic acid or of a haloformic acid
    • C08F218/02—Esters of monocarboxylic acids
    • C08F218/04—Vinyl esters
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
    • C08F8/00—Chemical modification by after-treatment
    • C08F8/12—Hydrolysis
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J5/00—Manufacture of articles or shaped materials containing macromolecular substances
    • C08J5/18—Manufacture of films or sheets
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N27/00—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means
    • G01N27/62—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating the ionisation of gases, e.g. aerosols; by investigating electric discharges, e.g. emission of cathode
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N30/00—Investigating or analysing materials by separation into components using adsorption, absorption or similar phenomena or using ion-exchange, e.g. chromatography or field flow fractionation
    • G01N30/02—Column chromatography
    • G01N30/62—Detectors specially adapted therefor
    • G01N30/72—Mass spectrometers
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N33/00—Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
    • G01N33/44—Resins; Plastics; Rubber; Leather
    • G01N33/442—Resins; Plastics
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J49/00—Particle spectrometers or separator tubes
    • H01J49/004—Combinations of spectrometers, tandem spectrometers, e.g. MS/MS, MSn
    • H01J49/0086—Accelerator mass spectrometers
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
    • C08F116/00—Homopolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by an alcohol, ether, aldehydo, ketonic, acetal or ketal radical
    • C08F116/02—Homopolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by an alcohol, ether, aldehydo, ketonic, acetal or ketal radical by an alcohol radical
    • C08F116/04—Acyclic compounds
    • C08F116/06—Polyvinyl alcohol ; Vinyl alcohol
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
    • C08F218/00—Copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by an acyloxy radical of a saturated carboxylic acid, of carbonic acid or of a haloformic acid
    • C08F218/02—Esters of monocarboxylic acids
    • C08F218/04—Vinyl esters
    • C08F218/08—Vinyl acetate
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J2329/00—Characterised by the use of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by an alcohol, ether, aldehydo, ketonic, acetal, or ketal radical; Hydrolysed polymers of esters of unsaturated alcohols with saturated carboxylic acids; Derivatives of such polymer
    • C08J2329/02—Homopolymers or copolymers of unsaturated alcohols
    • C08J2329/04—Polyvinyl alcohol; Partially hydrolysed homopolymers or copolymers of esters of unsaturated alcohols with saturated carboxylic acids
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L2203/00—Applications
    • C08L2203/16—Applications used for films
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N2223/00—Investigating materials by wave or particle radiation
    • G01N2223/60—Specific applications or type of materials
    • G01N2223/623—Specific applications or type of materials plastics
    • 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
    • Y02W90/00—Enabling technologies or technologies with a potential or indirect contribution to greenhouse gas [GHG] emissions mitigation
    • Y02W90/10—Bio-packaging, e.g. packing containers made from renewable resources or bio-plastics

Landscapes

  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Manufacturing & Machinery (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Materials Engineering (AREA)
  • Immunology (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Pathology (AREA)
  • Physics & Mathematics (AREA)
  • General Chemical & Material Sciences (AREA)
  • Mechanical Engineering (AREA)
  • Electrochemistry (AREA)
  • Food Science & Technology (AREA)
  • Manufacture Of Macromolecular Shaped Articles (AREA)
  • Separation, Recovery Or Treatment Of Waste Materials Containing Plastics (AREA)
  • Investigating Or Analyzing Non-Biological Materials By The Use Of Chemical Means (AREA)
  • Biological Depolymerization Polymers (AREA)
  • Solid Fuels And Fuel-Associated Substances (AREA)
  • Biodiversity & Conservation Biology (AREA)
  • Wrappers (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
  • Sampling And Sample Adjustment (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
  • Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
CA3181661A 2020-10-15 2021-10-14 POLYVINYL ALCOHOL RESIN FILM: MANUFACTURING AND DISCRIMINATION Active CA3181661C (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CA3235327A CA3235327A1 (en) 2020-10-15 2021-10-14 Polyvinyl alcohol resin film: manufacturing and discriminating

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2020173926 2020-10-15
JP2020-173926 2020-10-15
PCT/JP2021/038144 WO2022080472A1 (ja) 2020-10-15 2021-10-14 ポリビニルアルコール樹脂フィルム、ポリビニルアルコール樹脂フィルムの判別方法、及びポリビニルアルコール樹脂フィルムの製造方法

Related Child Applications (1)

Application Number Title Priority Date Filing Date
CA3235327A Division CA3235327A1 (en) 2020-10-15 2021-10-14 Polyvinyl alcohol resin film: manufacturing and discriminating

Publications (2)

Publication Number Publication Date
CA3181661A1 CA3181661A1 (en) 2022-04-21
CA3181661C true CA3181661C (en) 2025-04-15

Family

ID=81208174

Family Applications (2)

Application Number Title Priority Date Filing Date
CA3181661A Active CA3181661C (en) 2020-10-15 2021-10-14 POLYVINYL ALCOHOL RESIN FILM: MANUFACTURING AND DISCRIMINATION
CA3235327A Pending CA3235327A1 (en) 2020-10-15 2021-10-14 Polyvinyl alcohol resin film: manufacturing and discriminating

Family Applications After (1)

Application Number Title Priority Date Filing Date
CA3235327A Pending CA3235327A1 (en) 2020-10-15 2021-10-14 Polyvinyl alcohol resin film: manufacturing and discriminating

Country Status (12)

Country Link
US (2) US12018145B2 (https=)
EP (3) EP4102224B1 (https=)
JP (2) JP7072129B1 (https=)
KR (2) KR20230071770A (https=)
CN (8) CN119912775A (https=)
AU (2) AU2021362389B2 (https=)
CA (2) CA3181661C (https=)
ES (2) ES3041257T3 (https=)
MX (3) MX2022012718A (https=)
PL (2) PL4372017T3 (https=)
TW (2) TWI829024B (https=)
WO (1) WO2022080472A1 (https=)

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US20240368360A1 (en) 2021-08-27 2024-11-07 Conopco Inc., D/B/A Unilever Films and capsules
KR20240167025A (ko) * 2022-03-22 2024-11-26 주식회사 쿠라레 폴리비닐알코올 필름 및 그 제조 방법
JPWO2024181406A1 (https=) * 2023-02-28 2024-09-06
CN120659831A (zh) * 2023-02-28 2025-09-16 三菱化学株式会社 聚乙烯醇系树脂薄膜、光学薄膜、水溶性薄膜及聚乙烯醇系树脂组合物
CN120712311A (zh) * 2023-02-28 2025-09-26 三菱化学株式会社 聚乙烯醇系树脂薄膜、光学薄膜、水溶性薄膜及聚乙烯醇系树脂组合物
WO2024257411A1 (ja) * 2023-06-14 2024-12-19 三菱ケミカル株式会社 ポリビニルアルコール系樹脂フィルム、光学フィルム、水溶性フィルム、およびポリビニルアルコール系樹脂組成物
WO2025235627A1 (en) * 2024-05-10 2025-11-13 Culture Organics, LLC Biodegradable plastics with enhanced solubility
WO2026048438A1 (ja) * 2024-08-26 2026-03-05 三菱ケミカル株式会社 水溶性フィルム、包装体、薬剤包装体、及びその製造方法
WO2026048437A1 (ja) * 2024-08-26 2026-03-05 三菱ケミカル株式会社 水溶性フィルム、包装体、薬剤包装体、及びその製造方法

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JP4663842B2 (ja) 2000-03-10 2011-04-06 日本合成化学工業株式会社 ポリビニルアルコール系フィルム及びその製造方法
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JP5638533B2 (ja) 2010-04-20 2014-12-10 株式会社クラレ ポリビニルアルコール系重合体フィルム
BR112012027406B1 (pt) 2010-04-26 2021-02-09 Nippon Shokubai Co., Ltd. resina absorvedora de água tipo ácido poliacrílico (sal), material sanitário e método para produzir a referida resina
TWI566937B (zh) 2010-11-10 2017-01-21 Sumitomo Chemical Co Production method of polarizing laminated film and polarizing plate
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CA2762583A1 (en) 2011-12-20 2013-06-20 The Procter & Gamble Company Sustainable compositions for automatic dishwashing detergents and sustainable packaging for the compositions
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JP7234626B2 (ja) 2017-12-28 2023-03-08 三菱ケミカル株式会社 ポリビニルアルコール系フィルム及び薬剤包装体
CN112334522B (zh) 2018-05-02 2023-09-08 蒙诺苏尔有限公司 水溶性聚乙烯醇掺合物膜、相关方法和相关制品
TWI799607B (zh) * 2018-06-29 2023-04-21 日商可樂麗股份有限公司 聚乙烯醇薄膜、偏光薄膜及此等之製造方法、以及薄膜卷
JP7259243B2 (ja) * 2018-09-27 2023-04-18 大日本印刷株式会社 植物由来ポリエチレンを含むシーラントフィルム用ポリエチレン系樹脂組成物およびシーラントフィルム
CN113226689B (zh) * 2018-12-28 2023-04-14 株式会社可乐丽 水溶性膜、其制造方法以及包装体
CN109879996B (zh) 2019-03-21 2021-11-05 广西中连智浩科技有限公司 一种利用甘蔗渣制备聚乙烯醇的方法
SG11202111292YA (en) * 2019-04-15 2021-11-29 Kuraray Co Ethylene-(vinyl alcohol) copolymer and method for producing same

Also Published As

Publication number Publication date
US20220348757A1 (en) 2022-11-03
CN119912771A (zh) 2025-05-02
CN119912772A (zh) 2025-05-02
EP4071080A4 (en) 2023-07-05
PL4372017T3 (pl) 2026-03-30
EP4372017B1 (en) 2025-12-03
ES3060109T3 (en) 2026-03-25
US12018145B2 (en) 2024-06-25
EP4372017A3 (en) 2024-07-31
AU2022271454B2 (en) 2024-05-09
US20230073770A1 (en) 2023-03-09
TW202311311A (zh) 2023-03-16
EP4102224A2 (en) 2022-12-14
KR20230071770A (ko) 2023-05-23
BR122022018252A2 (pt) 2023-05-09
CN115322503A (zh) 2022-11-11
CN119912774A (zh) 2025-05-02
ES3041257T3 (en) 2025-11-11
AU2021362389B2 (en) 2023-06-29
EP4102224A3 (en) 2023-02-22
AU2021362389A1 (en) 2023-01-05
CN114901734A (zh) 2022-08-12
KR20220100871A (ko) 2022-07-18
CA3235327A1 (en) 2022-04-21
TWI829024B (zh) 2024-01-11
EP4372017A2 (en) 2024-05-22
CA3181661A1 (en) 2022-04-21
JPWO2022080472A1 (https=) 2022-04-21
PL4102224T3 (pl) 2026-02-23
EP4102224B1 (en) 2025-08-20
CN119912776A (zh) 2025-05-02
MX2023001471A (es) 2023-03-06
MX2022012718A (es) 2022-11-07
US12054606B2 (en) 2024-08-06
JP7072129B1 (ja) 2022-05-19
JP2022069481A (ja) 2022-05-11
KR102573942B1 (ko) 2023-09-06
CN119912773A (zh) 2025-05-02
EP4071080A1 (en) 2022-10-12
JP7795938B2 (ja) 2026-01-08
AU2022271454A1 (en) 2023-01-05
BR112022018132A2 (pt) 2023-04-25
TW202222857A (zh) 2022-06-16
MX2024004152A (es) 2024-04-22
TWI901918B (zh) 2025-10-21
KR102573942B9 (ko) 2025-04-18
WO2022080472A1 (ja) 2022-04-21
CN119912775A (zh) 2025-05-02

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