JP2012519604A5 - - Google Patents

Download PDF

Info

Publication number
JP2012519604A5
JP2012519604A5 JP2011553033A JP2011553033A JP2012519604A5 JP 2012519604 A5 JP2012519604 A5 JP 2012519604A5 JP 2011553033 A JP2011553033 A JP 2011553033A JP 2011553033 A JP2011553033 A JP 2011553033A JP 2012519604 A5 JP2012519604 A5 JP 2012519604A5
Authority
JP
Japan
Prior art keywords
film
heat
shrinkable film
microlayers
thickness
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.)
Granted
Application number
JP2011553033A
Other languages
English (en)
Other versions
JP2012519604A (ja
JP5685553B2 (ja
Filing date
Publication date
Priority claimed from US12/381,135 external-priority patent/US8012572B2/en
Application filed filed Critical
Publication of JP2012519604A publication Critical patent/JP2012519604A/ja
Publication of JP2012519604A5 publication Critical patent/JP2012519604A5/ja
Application granted granted Critical
Publication of JP5685553B2 publication Critical patent/JP5685553B2/ja
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Claims (15)

  1. 多層、熱収縮性フィルムであって、
    a.バルク層と、
    b.多数のミクロ層を含むミクロ層部と
    を含み、
    前記ミクロ層部が、少なくとも10のミクロ層を含み、
    前記ミクロ層のそれぞれおよび前記バルク層が厚みを有し、前記ミクロ層のいずれかの厚みの前記バルク層の厚みに対する比率が約1:2から約1:40に及ぶものであり;並びに
    前記熱収縮性フィルムが、0.7ミル未満の厚みと、前記フィルムの長さまたは幅寸法に沿って少なくとも一方向で測定して少なくとも10グラムのエルメンドルフ引裂値(ASTM D1922−06a)とを有するものである
    多層、熱収縮性フィルム。
  2. フィルムの長さまたは幅寸法に沿って少なくとも一方向で測定して、前記フィルムが少なくとも3の配向比を有する、請求項1に記載の熱収縮性フィルム。
  3. 前記ミクロ層の少なくとも1つが、再循環ポリマーを含む、請求項1に記載の熱収縮性フィルム。
  4. 前記ミクロ層部が、このフィルムの総重量に基づき、1重量パーセントと50重量パーセントの間の再循環ポリマーを含む、請求項3に記載の熱収縮性フィルム。
  5. 前記ミクロ層のいずれかの厚みの前記バルク層の厚みに対する比率が、約1:5から約1:30に及ぶ、請求項1に記載の熱収縮性フィルム。
  6. 前記フィルムが、少なくとも第二のバルク層をさらに含み;および
    前記バルク層の間に前記ミクロ層部が位置する、
    請求項1に記載の熱収縮性フィルム。
  7. 前記ミクロ層それぞれが、約0.001から約0.015ミルに及ぶ厚みを有する、請求項1に記載の熱収縮性フィルム。
  8. 前記フィルムが、200°Fで少なくとも約10%の全自由収縮(ASTM D2732−03)を有する、請求項1に記載の熱収縮性フィルム。
  9. 多層、熱収縮性フィルムを製造する方法であって、
    a.バルク層を押し出す工程と;
    b.少なくとも10のミクロ層を共押し出ししてミクロ層部を形成する工程と;
    c.前記バルク層と前記ミクロ層部を合流させて多層フィルムを形成する工程と;
    d.前記多層フィルムを、前記フィルムに熱収縮性を付与する条件下で延伸配向させる工程と
    を含み、
    前記ミクロ層のそれぞれおよび前記バルク層が厚みを有し、前記ミクロ層のいずれかの厚みの前記バルク層の厚みに対する比率が約1:2から約1:40に及ぶものであり;
    前記フィルムが、200°Fで少なくとも約10%の全自由収縮(ASTM D2732−03)を有するものであり;並びに
    前記熱収縮性フィルムが、前記フィルムの長さまたは幅寸法に沿って少なくとも一方向で測定して少なくとも30グラム/ミルのエルメンドルフ引裂値(ASTM D1922−06a)を有するものである
    多層、熱収縮性フィルムを製造する方法。
  10. 前記ミクロ層の少なくとも1つが、もう2つのポリマーのブレンドを含み、および少なくとも1つの他のミクロ層とは異なる組成を有する、請求項1に記載の熱収縮性フィルム。
  11. 前記フィルムの長さまたは幅寸法に沿って少なくとも一方向で測定して少なくとも約30グラム/ミルのエルメンドルフ引裂値(ASTM D1922−06a)を有する、請求項1に記載の熱収縮性フィルム。
  12. 前記ミクロ層部が、構造:
    A/B
    〔この場合、
    Aは、1つ以上のポリマーを含むミクロ層を表し、
    Bは、2つ以上のポリマーのブレンドを含むミクロ層を表し、および
    Aは、Bのものとは異なる組成を有する〕
    によって表される層の反復配列を含む、請求項11に記載の熱収縮性フィルム。
  13. AおよびBが、エチレン/アルファ−オレフィンコポリマー、エチレン/酢酸ビニルコポリマー、ポリプロピレンホモポリマーもしくはコポリマー、エチレン/メタクリル酸コポリマー、無水マレイン酸グラフト化ポリエチレン、ポリアミド、または低密度ポリエチレンのうちの1つ以上を含む、請求項12に記載の熱収縮性フィルム。
  14. Bが、フィルムの総重量に基づき、1重量パーセントと50重量パーセントの間の再循環ポリマーを含む、請求項12に記載の熱収縮性フィルム。
  15. 請求項9に記載の方法で製造された熱収縮性フィルム。
JP2011553033A 2009-03-06 2010-03-02 多数のミクロ層を含む多層、熱収縮性フィルム、およびこの作製方法 Active JP5685553B2 (ja)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US12/381,135 2009-03-06
US12/381,135 US8012572B2 (en) 2009-03-06 2009-03-06 Multilayer, heat-shrinkable film comprising a plurality of microlayers
PCT/US2010/025889 WO2010101895A1 (en) 2009-03-06 2010-03-02 Multilayer, heat-shrinkeable film comprising a plurality of microlayers and method for its fabrication

Publications (3)

Publication Number Publication Date
JP2012519604A JP2012519604A (ja) 2012-08-30
JP2012519604A5 true JP2012519604A5 (ja) 2013-04-18
JP5685553B2 JP5685553B2 (ja) 2015-03-18

Family

ID=42145170

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2011553033A Active JP5685553B2 (ja) 2009-03-06 2010-03-02 多数のミクロ層を含む多層、熱収縮性フィルム、およびこの作製方法

Country Status (12)

Country Link
US (4) US8012572B2 (ja)
EP (1) EP2403703B2 (ja)
JP (1) JP5685553B2 (ja)
CN (1) CN102438805B (ja)
AU (1) AU2010221451B8 (ja)
BR (1) BRPI1016229B8 (ja)
ES (1) ES2435641T5 (ja)
MX (1) MX2011009293A (ja)
MY (1) MY165547A (ja)
NZ (1) NZ594700A (ja)
RU (1) RU2529517C2 (ja)
WO (1) WO2010101895A1 (ja)

Families Citing this family (49)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8876512B2 (en) * 2008-09-23 2014-11-04 Cryovac, Inc. Die for coextruding a plurality of fluid layers
US8012572B2 (en) * 2009-03-06 2011-09-06 Cryovac, Inc. Multilayer, heat-shrinkable film comprising a plurality of microlayers
US20110229722A1 (en) * 2010-03-18 2011-09-22 Cryovac, Inc. Multilayer Oxygen Barrier Film Comprising a Plurality of Adjoining Microlayers Comprising Ethylene/Vinyl Alcohol Copolymer
US20110229701A1 (en) * 2010-03-18 2011-09-22 Cryovac, Inc. Multilayer Active Oxygen Barrier Film Comprising a Plurality of Microlayers
WO2012085240A1 (en) 2010-12-22 2012-06-28 Cryovac, Inc. Multilayer heat shrinkable films comprising a plurality of microlayers
US20120160728A1 (en) * 2010-12-22 2012-06-28 Cryovac, Inc. Multi-Segment, Heat-Shrinkable Barrier Film Comprising a Plurality of Microlayers
US9381712B2 (en) * 2010-12-23 2016-07-05 Guill Tool & Engineering Co., Inc. Method and apparatus for forming high strength products
US20140030500A1 (en) * 2011-04-13 2014-01-30 Dow Global Technologies Llc Microlayer barrier films
US20120288696A1 (en) * 2011-05-09 2012-11-15 Jenkins Shawn E Multi-Layer Elastic Films
US8986823B1 (en) 2011-07-20 2015-03-24 Bryce Corporation Microlayer extrusion coating and laminating for flexible packaging
SG11201401505VA (en) * 2011-10-14 2014-09-26 Avery Dennison Corp Shrink film for label
AU2012339553B2 (en) 2011-11-16 2016-05-12 Flexpipe Systems Inc. Flexible reinforced pipe and reinforcement tape
BR112014009083A2 (pt) 2012-01-11 2017-05-09 Avery Dennison Corp película retrátil de multicamada com núcleo de poliolefina
CN102615895A (zh) * 2012-03-15 2012-08-01 北京化工大学 一种用微层叠技术制备的pof热收缩膜及其成型方法
US8870561B2 (en) * 2012-03-16 2014-10-28 Bbs Corporation Layer sequence repeater module for a modular disk co-extrusion die and products thereof
WO2014008349A1 (en) * 2012-07-06 2014-01-09 Intertape Polymer Corp Carton sealing tape
US9017799B2 (en) * 2012-12-05 2015-04-28 Sealed Air Corporation (Us) Air cellular cushioning article of enhanced strength per unit weight of film, and process for making same
US20160002420A1 (en) * 2013-03-11 2016-01-07 Toyobo Co., Ltd. Polyamide-based resin film
WO2014173423A1 (de) * 2013-04-25 2014-10-30 Huhtamaki Films Germany Gmbh & Co. Kg EINE LINEAR WEITERREIßBARE MEHRSCHICHTFOLIE
US9346247B2 (en) * 2013-05-01 2016-05-24 Paragon Films, Inc. Stretch films containing random copolymer polypropylene resins in adjacent layers of a nanolayer structure
US9944891B2 (en) 2013-07-18 2018-04-17 Cryovac, Inc. Process for reducing ethanol loss while developing desirable organoleptics during wooden barrel aging of alcoholic beverage
US20150104627A1 (en) 2013-10-11 2015-04-16 The Procter & Gamble Company Multi-Layer Polymeric Films
EP3072997A4 (en) * 2013-11-21 2016-12-07 Finetex Ene Inc ELECTROSPIN DEVICE FOR PRODUCING NANO FIBERS
EP3072996A4 (en) * 2013-11-21 2017-07-19 Finetex Ene, Inc. Electrospinning device for manufacturing nanofiber
US20170036386A1 (en) * 2014-04-03 2017-02-09 Macro Technology Ltd. Co-extrusion die with rectangular feed channel
EP3237207A1 (en) 2014-12-24 2017-11-01 Sealed Air Corporation (US) Multilayer, heat-shrinkable film comprising a plurality of microlayers
DE102015001022A1 (de) * 2015-01-29 2016-07-14 Reifenhäuser GmbH & Co. KG Maschinenfabrik Blaskopf, Verfahren zum Herstellen einer Blasfolie sowie Blasfolienanlage
EP3277497B1 (en) 2015-04-02 2019-01-23 Clysar LLC Multilayer shrink film with scission layer
US10780683B2 (en) 2015-06-12 2020-09-22 Bemis Company, Inc. Modified polyester sheet having snapability
CN105419058B (zh) * 2015-12-25 2018-07-13 湖北恒泰橡塑有限公司 一种一次性静脉营养输液袋用膜及其制备方法
US20210371631A1 (en) 2016-08-03 2021-12-02 Sealed Air Corporation (Us) Opaque, heat shrinkable microlayer film
DE102016012388A1 (de) * 2016-10-18 2018-04-19 Reifenhäuser GmbH & Co. KG Maschinenfabrik Verteilerplattenpaket für einen blaskopf einer blasfolienanlage, blaskopf, verfahren zum herstellen einer folie im blasfolienverfahren, verfahren zum umrüsten eines blaskopfes sowie blasfolienanlage
CN106498567B (zh) * 2016-12-12 2019-04-09 北京化工大学 一种聚合物微积分纳米层叠膜法制得的碳纤维原丝及其制备方法
WO2018180858A1 (ja) * 2017-03-30 2018-10-04 住友ベークライト株式会社 多層フィルム及び包装体
WO2020023694A1 (en) * 2018-07-25 2020-01-30 Sealed Air Corporation (Us) Inflatable cellular cushioning article with enhanced performance properties
WO2020176282A1 (en) * 2019-02-25 2020-09-03 Cryovac, Llc Abrasion resistant heat shrinkable multilayer film
US11220035B2 (en) 2019-06-14 2022-01-11 Henry G. Schirmer Complex films made from modular disk coextrusion die with opposing disk arrangement
US11090853B2 (en) 2019-06-14 2021-08-17 Bbs Corporation Modular disk coextrusion die with opposing disk arrangement
IT201900011502A1 (it) * 2019-07-11 2021-01-11 Ind Termoplastica Pavese S P A Sistema per la produzione mediante estrusione in bolla di un film contenente almeno uno strato di polimero hot melt e/o ad elevato melt flow index
DE102019127707A1 (de) * 2019-10-15 2021-04-15 Battenfeld-Cincinnati Germany Gmbh Bauteil für eine Extrusionslinie
EP4045577A1 (en) * 2019-10-15 2022-08-24 Braskem S.A. Shrink films incorporating post-consumer resin and methods thereof
US11155058B2 (en) 2019-10-21 2021-10-26 Transhield, Inc. Laminated fabrics and protective covers with post-industrial and/or post-consumer content and methods of making laminated fabrics and protective covers with post-industrial and/or post consumer content
CN112157889B (zh) * 2020-08-13 2022-10-28 临海伟星新型建材有限公司 一种层叠管成型模具及方法
CA3211044A1 (en) 2021-02-10 2022-08-18 David ORTIZ-GROB Multilayer articles and methods of making
US11338490B1 (en) 2021-04-09 2022-05-24 Bbs Corporation Blown film coextrusion line with polygonal extruder arrangement
US11173642B1 (en) 2021-04-09 2021-11-16 Bbs Corporation Blown film coextrusion line with polygonal extruder arrangement
EP4326553A1 (en) * 2021-04-22 2024-02-28 Amcor Flexibles North America, Inc. Shrink film and package
US11511474B1 (en) 2021-05-17 2022-11-29 Henry G. Schirmer Modular disk coextrusion die with melt channeling disk
US11945196B2 (en) * 2021-07-29 2024-04-02 Peak Nano Films, LLC Films and sheets having microlayers and nanolayers including recycled content

Family Cites Families (56)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3022543A (en) 1958-02-07 1962-02-27 Grace W R & Co Method of producing film having improved shrink energy
US3557265A (en) 1967-12-29 1971-01-19 Dow Chemical Co Method of extruding laminates
US3565985A (en) * 1969-04-10 1971-02-23 Dow Chemical Co Method of preparing multilayer plastic articles
US3801429A (en) 1969-06-06 1974-04-02 Dow Chemical Co Multilayer plastic articles
BE789478A (fr) 1971-10-01 1973-03-29 Dow Chemical Co Procede et dispositif d'extrusion de matieres plastiques en feuilles multicouches
US3803429A (en) * 1972-11-07 1974-04-09 Motorola Inc Switchable frequency tone filter and detector with high speed switching capability
US4784594A (en) 1983-03-11 1988-11-15 Mobil Oil Corporation Single lip rotary tubular extrusion die
US4496413A (en) 1983-03-11 1985-01-29 Mobil Oil Corporation Method of forming a blocked cross-plied polymer film
US4551380A (en) 1984-05-10 1985-11-05 W. R. Grace & Co., Cryovac Div. Oriented heat-sealable multilayer packaging film
US4643943A (en) 1984-05-30 1987-02-17 W. R. Grace & Co., Cryovac Div. Multi-layer polyolefin shrink film
IT1177349B (it) 1984-11-28 1987-08-26 Prandi G & C Off Mec Testa di coestrusione circolare di piu' strati di materiali termoplastici
US4895744A (en) 1986-06-26 1990-01-23 General Electric Company Method of making a multi-layer parison
US4908278A (en) 1986-10-31 1990-03-13 Minnesota Mining And Manufacturing Company Severable multilayer thermoplastic film
SU1581589A1 (ru) * 1988-02-09 1990-07-30 Украинский научно-исследовательский и конструкторский институт по разработке машин и оборудования для переработки пластмасс, резины и искусственной кожи Способ получени термоусаживающегос изол ционного материала
US4874568A (en) * 1988-09-26 1989-10-17 The Dow Chemical Company Process of making a porous membrane
JP2674185B2 (ja) 1989-02-28 1997-11-12 三菱樹脂株式会社 多層環状口金
JP2552946B2 (ja) 1990-08-20 1996-11-13 呉羽化学工業株式会社 2軸延伸積層フィルム
US5069612A (en) 1990-09-20 1991-12-03 General Electric Corporation Modular tubular extrusion head
US5094788A (en) 1990-12-21 1992-03-10 The Dow Chemical Company Interfacial surface generator
US5094793A (en) 1990-12-21 1992-03-10 The Dow Chemical Company Methods and apparatus for generating interfacial surfaces
US6040061A (en) 1992-10-01 2000-03-21 3M Innovative Properties Company Tear resistant multilayer films based on sebacic acid copolyesters and articles incorporating such films
CA2106262C (en) 1992-10-01 2003-11-18 Ralph H. Bland Tear resistant multilayer films and articles incorporating such films
US5269995A (en) * 1992-10-02 1993-12-14 The Dow Chemical Company Coextrusion of multilayer articles using protective boundary layers and apparatus therefor
HU221127B1 (en) * 1993-04-09 2002-08-28 Viskase Corp Multilayer cheese packaging films process for making such film, and a packaged cheese in such film
NZ272328A (en) * 1994-07-13 1997-05-26 Grace W R & Co Heat-shrinkable multilayer packaging film having polyamide internal layers
WO1996033856A1 (en) 1995-04-24 1996-10-31 Black Clawson Sano Inc. Extrusion die
IT1304704B1 (it) * 1995-09-01 2001-03-28 Manuli Stretch Spa Film multistrato polietilenico
US5897941A (en) 1996-04-12 1999-04-27 Cryovac, Inc. High modulus film
US6190152B1 (en) 1996-08-26 2001-02-20 Addex, Inc. Regular division of molten extrusion flow
US5762971A (en) 1996-10-22 1998-06-09 Schirmer; Henry G. Modular disk coextrusion die
EP0877662B1 (en) 1996-10-22 2002-09-11 Henry G. Schirmer Modular disk coextrusion die
US6116885A (en) 1997-03-21 2000-09-12 Macro Engineering & Technology Inc. Extrusion of plastic materials in multilayer tubular film
JPH1191047A (ja) * 1997-09-19 1999-04-06 Asahi Chem Ind Co Ltd ポリオレフィン系樹脂多層シュリンクフィルム
US6071450A (en) 1997-12-31 2000-06-06 Kimberly-Clark Worldwide, Inc. Method for making water degradable polymer microlayer film
US6261674B1 (en) * 1998-12-28 2001-07-17 Kimberly-Clark Worldwide, Inc. Breathable microlayer polymer film and articles including same
US6082025A (en) * 1998-09-11 2000-07-04 Nike, Inc. Flexible membranes
ATE343939T1 (de) * 1998-09-11 2006-11-15 Nike International Ltd Biegsame membranen
US6296947B1 (en) 1999-03-05 2001-10-02 Cryovac, Inc. High modulus film
FR2794682B1 (fr) 1999-06-11 2002-06-21 Cebal Materiau barriere a micro-couches extrudees
US6936203B2 (en) 1999-12-20 2005-08-30 The Goodyear Tire & Rubber Company Closed die array for multi-layered articles
US6638464B2 (en) 2001-07-27 2003-10-28 Pechiney Emballage Flexible Europe Hybrid disk-cone extrusion die module having a spillover surface surrounding a planar seal surface
US6638462B2 (en) 2001-07-27 2003-10-28 Pechiney Emballage Flexible Europe Hybrid disk-cone extrusion die assembly
US6638463B2 (en) 2001-07-27 2003-10-28 Pechiney Emballage Flexible Europe Hybrid disk-cone extrusion die module having a spillover surface surrounded by a planar seal surface
US6638461B2 (en) 2001-07-27 2003-10-28 Pechiney Emballage Flexible Europe Hybrid disk-cone extrusion die module
US6837698B2 (en) 2001-12-19 2005-01-04 3M Innovative Properties Company Multilayer coextrusion die and method
US6905324B2 (en) 2002-04-26 2005-06-14 Cloeren Incorporated Interface control
US20050031816A1 (en) * 2003-08-04 2005-02-10 Yihua Chang Membranes with fluid barrier properties and articles containing such membranes
EP1685945A4 (en) 2003-11-12 2010-12-22 Shikoku Kakoh Co Ltd MACHINE FOR MOLDING A MULTI-LAYER BREATHABLE FOIL AND METHOD FOR MOLDING SAME
US20080261471A1 (en) 2004-10-22 2008-10-23 Dow Global Technologies Inc. Polyolefinic Materials for Plastic Composites
US7473473B2 (en) 2004-12-01 2009-01-06 Cryovac, Inc. Tear resistant shrink film
US20070141282A1 (en) * 2005-12-20 2007-06-21 Yihua Chang Flexible barrier membranes employing poly (hydroxy amino ethers)
CA2701129A1 (en) * 2007-10-02 2009-04-09 Baxter International Inc. Films containing microlayer structures
EP2237951A2 (en) 2008-01-31 2010-10-13 Cryovac, Inc. Gas-barrier films and sheets
WO2010015402A1 (en) 2008-08-07 2010-02-11 Cryovac, Inc. Multilayer structures comprising a microlayer sequence
US20100072655A1 (en) * 2008-09-23 2010-03-25 Cryovac, Inc. Die, system, and method for coextruding a plurality of fluid layers
US8012572B2 (en) * 2009-03-06 2011-09-06 Cryovac, Inc. Multilayer, heat-shrinkable film comprising a plurality of microlayers

Similar Documents

Publication Publication Date Title
JP2012519604A5 (ja)
US7473473B2 (en) Tear resistant shrink film
JP6284685B2 (ja) ポリマー組成物および押出被覆された物品
RU2011139477A (ru) Содержащая множество микрослоев многослойная термоусадочная пленка и способ ее изготовления
US6716499B1 (en) Moisture/oxygen barrier bag
JP4908398B2 (ja) エチレンコポリマーを含む組成物
JP6717831B2 (ja) Mdo多層フィルム
JP2015512801A5 (ja)
JP2007532358A5 (ja)
JP2004534681A5 (ja)
JP2010513102A5 (ja)
BR112018016530B1 (pt) Filme multicamada
BR112016009511B1 (pt) filme termoencolhível de multicamada, artigo de embalagem, processo de embalagem e processo para produzir um filme anular termoencolhível
CN105593012A (zh) 多层聚合物膜
JP2013516338A5 (ja)
JP5080809B2 (ja) ホイルの熱可塑性ポリマーへの接着
JP2009533252A5 (ja)
JP2007510558A5 (ja)
RU2018144916A (ru) Многослойная пленка
JP7372129B2 (ja) ポリプロピレン系多層シートおよびその製造方法
WO1991011317A1 (en) Monoaxially oriented multilayered packaging material
CN105593018A (zh) 包含能量耗散层的多层聚合物膜
CA2806508A1 (en) Multi-layer sheet and method thereof
JP5599637B2 (ja) フィルム、シート及びこれらの製造方法、並びに、ブリスター成形体、積層体
JP2014532573A5 (ja)