ATE552966T1 - Durch hochgeschwindigkeitsherstellung erhaltbare biologisch abbaubare beutel zur verpackung von lebensmitteln - Google Patents

Durch hochgeschwindigkeitsherstellung erhaltbare biologisch abbaubare beutel zur verpackung von lebensmitteln

Info

Publication number
ATE552966T1
ATE552966T1 AT02710478T AT02710478T ATE552966T1 AT E552966 T1 ATE552966 T1 AT E552966T1 AT 02710478 T AT02710478 T AT 02710478T AT 02710478 T AT02710478 T AT 02710478T AT E552966 T1 ATE552966 T1 AT E552966T1
Authority
AT
Austria
Prior art keywords
food
barrier property
biodegradable
layer
food packaging
Prior art date
Application number
AT02710478T
Other languages
English (en)
Inventor
Hirotsugu Mori
Yoshio Iwasaki
Yukio Kobayashi
Original Assignee
Ishida Seisakusho
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 Ishida Seisakusho filed Critical Ishida Seisakusho
Application granted granted Critical
Publication of ATE552966T1 publication Critical patent/ATE552966T1/de

Links

Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B65CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65DCONTAINERS 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
    • B65D65/00Wrappers or flexible covers; Packaging materials of special type or form
    • B65D65/38Packaging materials of special type or form
    • B65D65/46Applications of disintegrable, dissolvable or edible materials
    • B65D65/466Bio- or photodegradable packaging materials
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B32LAYERED PRODUCTS
    • B32BLAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B27/00Layered products comprising a layer of synthetic resin
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B32LAYERED PRODUCTS
    • B32BLAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B27/00Layered products comprising a layer of synthetic resin
    • B32B27/06Layered 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
    • B32B27/08Layered 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
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B65CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65DCONTAINERS 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
    • B65D75/00Packages comprising articles or materials partially or wholly enclosed in strips, sheets, blanks, tubes or webs of flexible sheet material, e.g. in folded wrappers
    • B65D75/40Packages formed by enclosing successive articles, or increments of material, in webs, e.g. folded or tubular webs, or by subdividing tubes filled with liquid, semi-liquid, or plastic materials
    • B65D75/44Individual packages cut from webs or tubes
    • B65D75/46Individual packages cut from webs or tubes containing articles
    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02ATECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
    • Y02A40/00Adaptation technologies in agriculture, forestry, livestock or agroalimentary production
    • Y02A40/90Adaptation technologies in agriculture, forestry, livestock or agroalimentary production in food processing or handling, e.g. food conservation
    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02WCLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
    • Y02W30/00Technologies for solid waste management
    • Y02W30/50Reuse, recycling or recovery technologies
    • Y02W30/80Packaging reuse or recycling, e.g. of multilayer packaging
    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02WCLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
    • Y02W90/00Enabling technologies or technologies with a potential or indirect contribution to greenhouse gas [GHG] emissions mitigation
    • Y02W90/10Bio-packaging, e.g. packing containers made from renewable resources or bio-plastics
    • YGENERAL 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
    • Y10TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10TTECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00Stock material or miscellaneous articles
    • Y10T428/12All metal or with adjacent metals
    • Y10T428/12431Foil or filament smaller than 6 mils
    • YGENERAL 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
    • Y10TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10TTECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00Stock material or miscellaneous articles
    • Y10T428/13Hollow or container type article [e.g., tube, vase, etc.]
    • Y10T428/1303Paper containing [e.g., paperboard, cardboard, fiberboard, etc.]
    • Y10T428/1307Bag or tubular film [e.g., pouch, flexible food casing, envelope, etc.]
    • YGENERAL 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
    • Y10TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10TTECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00Stock material or miscellaneous articles
    • Y10T428/13Hollow or container type article [e.g., tube, vase, etc.]
    • Y10T428/1334Nonself-supporting tubular film or bag [e.g., pouch, envelope, packet, etc.]

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Biodiversity & Conservation Biology (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Wrappers (AREA)
  • Laminated Bodies (AREA)
AT02710478T 2001-02-05 2002-02-04 Durch hochgeschwindigkeitsherstellung erhaltbare biologisch abbaubare beutel zur verpackung von lebensmitteln ATE552966T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2001028829 2001-02-05
PCT/JP2002/000858 WO2002062572A1 (en) 2001-02-05 2002-02-04 Biodegradable bags for packing foods available in high-speed production

Publications (1)

Publication Number Publication Date
ATE552966T1 true ATE552966T1 (de) 2012-04-15

Family

ID=18893264

Family Applications (1)

Application Number Title Priority Date Filing Date
AT02710478T ATE552966T1 (de) 2001-02-05 2002-02-04 Durch hochgeschwindigkeitsherstellung erhaltbare biologisch abbaubare beutel zur verpackung von lebensmitteln

Country Status (5)

Country Link
US (2) US20040076778A1 (de)
EP (1) EP1369227B1 (de)
JP (1) JPWO2002062572A1 (de)
AT (1) ATE552966T1 (de)
WO (1) WO2002062572A1 (de)

Families Citing this family (45)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2406305B (en) 2003-09-29 2006-04-19 Mars Inc Compostable packaging materials and methods
EP1564153A1 (de) * 2004-02-16 2005-08-17 Nippon Shokubai Co., Ltd. Verpackungsmaterial
JP2007276316A (ja) * 2006-04-07 2007-10-25 Tohcello Co Ltd 脂肪族ポリエステル系の複合フィルム。
ATE535372T1 (de) * 2006-05-17 2011-12-15 Ishida Seisakusho Antibakterielles laminat
US7943218B2 (en) * 2006-08-14 2011-05-17 Frito-Lay North America, Inc. Environmentally-friendly multi-layer flexible film having barrier properties
US7951436B2 (en) * 2006-08-14 2011-05-31 Frito-Lay North America, Inc. Environmentally-friendly multi-layer flexible film having barrier properties
US20100221560A1 (en) 2006-08-14 2010-09-02 Frito-Lay North America, Inc. Bio-Based In-Line High Barrier Metalized Film and Process for its Production
JP5194417B2 (ja) * 2006-09-29 2013-05-08 大日本印刷株式会社 包装材及びそれを用いた自立袋並びにガセット袋
US8513329B2 (en) 2006-10-31 2013-08-20 Bio-Tec Environmental, Llc Chemical additives to make polymeric materials biodegradable
PL2087033T3 (pl) 2006-10-31 2020-06-01 Bio-Tec Environmental, Llc Dodatki chemiczne dla uczynienia materiałów polimerowych biodegradowalnymi
GB0703700D0 (en) 2007-02-27 2007-04-04 Wagg Foods Ltd Improvements to Packaging
JP2008260205A (ja) * 2007-04-12 2008-10-30 Tohcello Co Ltd 無機薄膜が形成された無延伸フィルム。
EP2225103B1 (de) * 2007-12-24 2019-11-06 Choongwae Corporation Mehrschichtiger film mit hoher barrierewirkung für funktionelles medizinisches lösungsprodukt
US20090286090A1 (en) * 2008-05-19 2009-11-19 Ting Yuan-Ping R Enhance performance on current renewable film using functional polymer coatings
US20110076482A1 (en) * 2008-08-13 2011-03-31 Fields Thomas R Metallized Barrier Material
JP2010069766A (ja) * 2008-09-19 2010-04-02 Dainippon Printing Co Ltd 紙容器
FI122032B (fi) * 2008-10-03 2011-07-29 Teknologian Tutkimuskeskus Vtt Kuitutuote, jossa on barrierkerros ja menetelmä sen valmistamiseksi
CA2739987C (en) 2008-10-10 2017-01-03 Dow Global Technologies Llc Multilayer paper coating comprising biopolymer and water vapor barrier layers
IT1392102B1 (it) * 2008-12-15 2012-02-09 Esseoquattro S P A Foglio perfezionato per il confezionamento di alimenti
US20110135912A1 (en) * 2009-06-16 2011-06-09 Meadwestvaco Corporation Biodegradable packaging materials with enhanced oxygen barrier performance
GB0919558D0 (en) 2009-11-09 2009-12-23 Simmons Robert J High barrier biodegradable packaging material
JP2013519377A (ja) * 2010-02-12 2013-05-30 ダウ グローバル テクノロジーズ エルエルシー 食品梱包用途における自己集合性ポリマー膜
US8871319B2 (en) 2011-04-12 2014-10-28 The Procter & Gamble Company Flexible barrier packaging derived from renewable resources
WO2012142271A1 (en) * 2011-04-12 2012-10-18 The Procter & Gamble Company Flexible barrier packaging derived from renewable resources
US20140050934A1 (en) * 2011-04-20 2014-02-20 Basf Se Cellulosic barrier packaging material
DE102011050815A1 (de) * 2011-06-01 2012-12-06 Deutsche See Gmbh Verpackungsmaterial für Lebensmittel
US9040120B2 (en) 2011-08-05 2015-05-26 Frito-Lay North America, Inc. Inorganic nanocoating primed organic film
US20130101831A1 (en) * 2011-10-20 2013-04-25 Frito-Lay North America, Inc. Metallized paper packaging film and process for its production
US20130101855A1 (en) * 2011-10-20 2013-04-25 Frito-Lay North America, Inc. Barrier paper packaging and process for its production
US9267011B2 (en) 2012-03-20 2016-02-23 Frito-Lay North America, Inc. Composition and method for making a cavitated bio-based film
US9162421B2 (en) 2012-04-25 2015-10-20 Frito-Lay North America, Inc. Film with compostable heat seal layer
BR112014029751A2 (pt) 2012-06-23 2017-06-27 Frito Lay North America Inc deposição de revestimentos de óxidos inorgânicos ultrafinos em empacotamento
US9090021B2 (en) 2012-08-02 2015-07-28 Frito-Lay North America, Inc. Ultrasonic sealing of packages
US9149980B2 (en) 2012-08-02 2015-10-06 Frito-Lay North America, Inc. Ultrasonic sealing of packages
JP5698336B1 (ja) * 2013-12-13 2015-04-08 井上 直史 抗菌性部材
ES2895763T3 (es) 2016-12-30 2022-02-22 Michelman Inc Estructuras de película recubierta con una capa intermedia de óxido de aluminio
CN110719968A (zh) * 2017-06-22 2020-01-21 宝洁公司 包括水溶性层和气相沉积无机涂层的膜
EP3641951B1 (de) 2017-06-22 2023-09-20 The Procter & Gamble Company Filme mit einer wasserlöslichen schicht und einer aufgedämpften organischen beschichtung
KR102427086B1 (ko) * 2019-12-24 2022-07-29 김선철 마스크팩 보관용 파우치
JP7585614B2 (ja) * 2020-03-16 2024-11-19 Toppanホールディングス株式会社 自立性包装袋
EP4129673A4 (de) * 2020-03-31 2024-05-08 Dai Nippon Printing Co., Ltd. Mehrschichtkörper und aus dem mehrschichtkörper gebildeter verpackungsbehälter
JP7784806B2 (ja) * 2021-01-29 2025-12-12 朋和産業株式会社 包装シート、包装容器、包装体、および、包装袋
KR102544912B1 (ko) * 2021-07-21 2023-06-19 유하경 생분해성층이 합지된 친환경 포장재 및 그 제조방법
CN113978082A (zh) * 2021-10-19 2022-01-28 江苏金之虹新材料有限公司 一种生物降解气调复合膜及其制备方法
SE2330312A1 (en) * 2023-07-05 2025-01-06 Stora Enso Oyj A biodegradable laminate for aseptic packaging

Family Cites Families (34)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2030102B (en) * 1978-09-19 1982-11-10 Ibaragi Seiki Co Ltd Apparatus for vacuum packing articles
JPH0354197U (de) 1989-09-30 1991-05-24
JP2825969B2 (ja) 1990-11-26 1998-11-18 昭和高分子株式会社 脂肪族ポリエステルの製造方法
JP3054197B2 (ja) 1990-12-17 2000-06-19 松下電工株式会社 ソケット端子
JPH04298345A (ja) 1991-03-27 1992-10-22 Dainippon Printing Co Ltd 分解性紙容器
JP2917576B2 (ja) 1991-05-28 1999-07-12 凸版印刷株式会社 廃棄性に優れた包装材料
JP3046657B2 (ja) 1991-09-10 2000-05-29 昭和高分子株式会社 ウレタン結合を含む脂肪族ポリエステルの製造方法
JP3150426B2 (ja) * 1992-06-29 2001-03-26 三井化学株式会社 分解性複合材料
JPH06255039A (ja) 1993-03-04 1994-09-13 Toyobo Co Ltd 生分解性紙積層体
DE4313136A1 (de) * 1993-04-22 1994-10-27 Basf Ag Mit Metallen oder Siliziumoxid beschichtetes Polyactid als Verpackungsmaterial
DE4328767C2 (de) * 1993-08-26 1995-08-31 Fraunhofer Ges Forschung Verfahren zum Herstellen von Folienverbunden und die mit diesen Verfahren hergestellten Verbunde
NL9400550A (nl) * 1994-04-07 1995-11-01 Kloeckner Haensel Tevopharm Flowpacker en beitelsamenstel daarvoor.
US5421139A (en) * 1994-04-11 1995-06-06 Ossid Corporation Method of making a film wrapped product havin an off-center seam
US5540035A (en) * 1994-12-07 1996-07-30 Kliklok Corporation Continuous vertical form-fill-seal packaging machine with synchronized product clamp
JPH08290526A (ja) * 1995-02-20 1996-11-05 Nippon Foil Mfg Co Ltd アルミニウム−生分解性プラスチック積層体
JP3388052B2 (ja) 1995-03-16 2003-03-17 三菱樹脂株式会社 分解性ラミネート材料
JPH08323946A (ja) * 1995-06-05 1996-12-10 Mitsubishi Plastics Ind Ltd 多層生分解性プラスチックフィルム
US5679421A (en) * 1995-10-30 1997-10-21 Brinton, Jr.; William F. Biodegradable bags and processes for making such biodegradable bags
JPH09164626A (ja) * 1995-12-14 1997-06-24 Toppan Printing Co Ltd バリアー性積層体
JP2801881B2 (ja) * 1996-02-01 1998-09-21 日立電子サービス株式会社 緩衝部材の製造装置
SE514845C2 (sv) * 1996-09-04 2001-04-30 Tetra Laval Holdings & Finance Biologiskt nedbrytbart förpackningslaminat, sätt att framställa förpackningslaminatet samt av förpackningslaminatet framställda förpackningsbehållare
JP3084239B2 (ja) * 1996-09-30 2000-09-04 三菱樹脂株式会社 生分解性積層フィルム
JPH10146936A (ja) 1996-11-15 1998-06-02 Mitsubishi Plastics Ind Ltd 生分解性チャック付き袋
JPH10151715A (ja) * 1996-11-22 1998-06-09 Dainippon Ink & Chem Inc 熱融着可能な乳酸系ポリマー積層体
GB9626745D0 (en) * 1996-12-23 1997-02-12 Ishida Seisakusho Form-fill-seal packaging machine
US6264098B1 (en) * 1997-02-06 2001-07-24 Sonoco Development, Inc. Tubular container with a heat seal having non-symmetrical inner and outer beads
FI110413B (fi) * 1997-06-19 2003-01-31 Upm Kymmene Oy Pakkauslaminaatti
JP2000085054A (ja) * 1998-09-14 2000-03-28 Daicel Chem Ind Ltd 崩壊性積層体およびその製造方法
JP2000226006A (ja) * 1999-02-03 2000-08-15 Ishida Co Ltd 連続製袋包装方法、及び製袋包装機
JP2000264343A (ja) 1999-03-15 2000-09-26 Daicel Chem Ind Ltd 生分解性チャック付き袋
WO2001019694A1 (fr) * 1999-09-10 2001-03-22 Ishida Co., Ltd. Sac d'emballage de produits alimentaires, procede d'emballage de produits alimentaires et film lamine utilise en tant que sac d'emballage de produits alimentaires
JP3605324B2 (ja) * 1999-10-26 2004-12-22 三菱樹脂株式会社 生分解性袋
JP2001180741A (ja) 1999-12-27 2001-07-03 Toppan Printing Co Ltd オーバーラップ包装体
US6524667B1 (en) * 2000-05-17 2003-02-25 Prescott Paper Products (Usa), Inc. Wet waste compostable bag and method and apparatus for manufacturing same

Also Published As

Publication number Publication date
EP1369227B1 (de) 2012-04-11
EP1369227A1 (de) 2003-12-10
US20090142614A1 (en) 2009-06-04
US7707803B2 (en) 2010-05-04
WO2002062572A1 (en) 2002-08-15
EP1369227A4 (de) 2006-11-29
JPWO2002062572A1 (ja) 2004-06-03
US20040076778A1 (en) 2004-04-22

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