BE789478A - Procede et dispositif d'extrusion de matieres plastiques en feuilles multicouches - Google Patents

Procede et dispositif d'extrusion de matieres plastiques en feuilles multicouches

Info

Publication number
BE789478A
BE789478A BE789478DA BE789478A BE 789478 A BE789478 A BE 789478A BE 789478D A BE789478D A BE 789478DA BE 789478 A BE789478 A BE 789478A
Authority
BE
Belgium
Prior art keywords
layer sheets
extruding plastics
extruding
plastics
sheets
Prior art date
Application number
Other languages
English (en)
Inventor
W J Schrenk
Original Assignee
Dow Chemical Co
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.)
Publication date
Publication of BE789478A publication Critical patent/BE789478A/fr

Links

Classifications

    • 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
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/25—Component parts, details or accessories; Auxiliary operations
    • B29C48/30—Extrusion nozzles or dies
    • B29C48/305—Extrusion nozzles or dies having a wide opening, e.g. for forming sheets
    • B29C48/307—Extrusion nozzles or dies having a wide opening, e.g. for forming sheets specially adapted for bringing together components, e.g. melts within the die
    • 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
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/03—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor characterised by the shape of the extruded material at extrusion
    • B29C48/07—Flat, e.g. panels
    • B29C48/08—Flat, e.g. panels flexible, e.g. films
    • 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
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/16—Articles comprising two or more components, e.g. co-extruded layers
    • B29C48/18—Articles comprising two or more components, e.g. co-extruded layers the components being layers
    • B29C48/21—Articles comprising two or more components, e.g. co-extruded layers the components being layers the layers being joined at their surfaces

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)
BE789478D 1971-10-01 Procede et dispositif d'extrusion de matieres plastiques en feuilles multicouches BE789478A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US18553471A 1971-10-01 1971-10-01

Publications (1)

Publication Number Publication Date
BE789478A true BE789478A (fr) 1973-03-29

Family

ID=22681385

Family Applications (1)

Application Number Title Priority Date Filing Date
BE789478D BE789478A (fr) 1971-10-01 Procede et dispositif d'extrusion de matieres plastiques en feuilles multicouches

Country Status (12)

Country Link
US (1) US3773882A (fr)
JP (1) JPS5620172B2 (fr)
AU (1) AU459221B2 (fr)
BE (1) BE789478A (fr)
BR (1) BR7206808D0 (fr)
CA (1) CA972512A (fr)
DE (1) DE2247955C2 (fr)
FR (1) FR2156604B1 (fr)
GB (1) GB1408622A (fr)
IT (1) IT965486B (fr)
NL (1) NL174633C (fr)
SE (1) SE426218B (fr)

Families Citing this family (109)

* Cited by examiner, † Cited by third party
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US5162074A (en) * 1987-10-02 1992-11-10 Basf Corporation Method of making plural component fibers
WO1989002938A1 (fr) * 1987-10-02 1989-04-06 Hills Research & Development, Inc. Fibres profilees a composants multiples et procede et appareil de fabrication de telles fibres
US4923551A (en) * 1988-03-07 1990-05-08 The Dow Chemical Company Method for the production of composite plastic film
DE3821902A1 (de) * 1988-06-29 1990-01-04 Reifenhaeuser Masch Anlage zum extrudieren eines mehrschichtigen stranges aus thermoplastifizierten kunststoffen
US5486949A (en) * 1989-06-20 1996-01-23 The Dow Chemical Company Birefringent interference polarizer
US5122905A (en) * 1989-06-20 1992-06-16 The Dow Chemical Company Relective polymeric body
US5149578A (en) * 1989-12-26 1992-09-22 The Dow Chemical Company Multilayer film for tamper indication by use of optical interference reflection
US5278694A (en) * 1990-01-11 1994-01-11 The Dow Chemical Company Optically dissimilar composition for polymeric reflective bodies
US5103337A (en) * 1990-07-24 1992-04-07 The Dow Chemical Company Infrared reflective optical interference film
US5126880A (en) * 1990-12-18 1992-06-30 The Dow Chemical Company Polymeric reflective bodies with multiple layer types
US5094793A (en) * 1990-12-21 1992-03-10 The Dow Chemical Company Methods and apparatus for generating interfacial surfaces
US5217794A (en) * 1991-01-22 1993-06-08 The Dow Chemical Company Lamellar polymeric body
JPH07507152A (ja) * 1992-02-25 1995-08-03 ミネソタ　マイニング　アンド　マニュファクチャリング　カンパニー 全ポリマー紫外線反射フィルム
US5234729A (en) * 1992-02-27 1993-08-10 The Dow Chemical Company Multilayer polymeric reflective bodies for decorative and security applications
JP3521940B2 (ja) * 1992-10-09 2004-04-26 旭硝子株式会社 照明装置および液晶表示装置
US5339198A (en) * 1992-10-16 1994-08-16 The Dow Chemical Company All-polymeric cold mirror
KR950704701A (ko) * 1992-10-29 1995-11-20 스티븐 에스. 그레이스 성형가능한 반사 다층제(Formable reflective multilayer body)
US5353154A (en) * 1992-11-02 1994-10-04 The Dow Chemical Company Polymeric reflective materials utilizing a back light source
US5360659A (en) * 1993-05-24 1994-11-01 The Dow Chemical Company Two component infrared reflecting film
US5389324A (en) * 1993-06-07 1995-02-14 The Dow Chemical Company Layer thickness gradient control in multilayer polymeric bodies
US5946431A (en) * 1993-07-30 1999-08-31 Molecular Dynamics Multi-functional photometer with movable linkage for routing light-transmitting paths using reflective surfaces
WO1995017303A1 (fr) 1993-12-21 1995-06-29 Minnesota Mining And Manufacturing Company Film optique multicouche
US6804058B1 (en) 1993-12-21 2004-10-12 3M Innovative Properties Company Electroluminescent light source and display incorporating same
US6025897A (en) 1993-12-21 2000-02-15 3M Innovative Properties Co. Display with reflective polarizer and randomizing cavity
US6096375A (en) * 1993-12-21 2000-08-01 3M Innovative Properties Company Optical polarizer
US5828488A (en) * 1993-12-21 1998-10-27 Minnesota Mining And Manufacturing Co. Reflective polarizer display
US5882774A (en) 1993-12-21 1999-03-16 Minnesota Mining And Manufacturing Company Optical film
US6101032A (en) 1994-04-06 2000-08-08 3M Innovative Properties Company Light fixture having a multilayer polymeric film
US5500173A (en) * 1995-02-17 1996-03-19 Basf Corporation Method of making molded muticomponent articles using a thin plate flow distributor
US6080467A (en) 1995-06-26 2000-06-27 3M Innovative Properties Company High efficiency optical devices
WO1997001788A1 (fr) * 1995-06-26 1997-01-16 Minnesota Mining And Manufacturing Company Dispositifs transflectifs a transflecteur de polarisation reflechissant
KR100454834B1 (ko) 1995-06-26 2005-06-17 미네소타 마이닝 앤드 매뉴팩춰링 캄파니 광확산성접착제
IL122244A0 (en) 1995-06-26 1998-04-05 Minnesota Mining & Mfg Multilayer polymer film with additional coatings or layers
CA2225629A1 (fr) 1995-06-26 1997-01-16 The Minnesota Mining & Manufacturing Company Dispositif multicouche transparent
US5699188A (en) * 1995-06-26 1997-12-16 Minnesota Mining And Manufacturing Co. Metal-coated multilayer mirror
JPH11508702A (ja) 1995-06-26 1999-07-27 ミネソタ マイニング アンド マニュファクチャリング カンパニー 多層光学フィルムリフレクタを備えたバックライトシステム
US6737154B2 (en) 1995-06-26 2004-05-18 3M Innovative Properties Company Multilayer polymer film with additional coatings or layers
US5686979A (en) * 1995-06-26 1997-11-11 Minnesota Mining And Manufacturing Company Optical panel capable of switching between reflective and transmissive states
US6088067A (en) * 1995-06-26 2000-07-11 3M Innovative Properties Company Liquid crystal display projection system using multilayer optical film polarizers
AU708412B2 (en) * 1995-06-26 1999-08-05 Minnesota Mining And Manufacturing Company Diffusely reflecting multilayer polarizers and mirrors
MX9800827A (es) * 1995-08-11 1998-04-30 Minnesota Mining & Mfg Lampara electrolumiscente que utiliza pelicula optica de multiples capas.
US5661839A (en) 1996-03-22 1997-08-26 The University Of British Columbia Light guide employing multilayer optical film
US5808798A (en) * 1996-03-27 1998-09-15 Minnesota Mining And Manufacturing Co. Nonpolarizing beamsplitter
US5976424A (en) * 1996-07-31 1999-11-02 Minnesota Mining And Manufacturing Company Method for making multilayer optical films having thin optical layers
US5808794A (en) * 1996-07-31 1998-09-15 Weber; Michael F. Reflective polarizers having extended red band edge for controlled off axis color
US5999316A (en) 1997-12-06 1999-12-07 3M Innovative Properties Company Light valve with rotating polarizing element
US6045894A (en) * 1998-01-13 2000-04-04 3M Innovative Properties Company Clear to colored security film
US6808658B2 (en) * 1998-01-13 2004-10-26 3M Innovative Properties Company Method for making texture multilayer optical films
CA2316974A1 (fr) 1998-01-13 1999-07-22 Minnesota Mining And Manufacturing Company Procede de fabrication de films optiques multicouches
US6049419A (en) 1998-01-13 2000-04-11 3M Innovative Properties Co Multilayer infrared reflecting optical body
US6788463B2 (en) 1998-01-13 2004-09-07 3M Innovative Properties Company Post-formable multilayer optical films and methods of forming
US6207260B1 (en) 1998-01-13 2001-03-27 3M Innovative Properties Company Multicomponent optical body
US6475608B2 (en) 1998-11-16 2002-11-05 Engelhard Corporation Multi-layer iridescent films
US20010046086A1 (en) * 1998-12-23 2001-11-29 3M Innovative Properties Company Polymeric interference film
US20040185258A1 (en) * 2001-08-13 2004-09-23 Tatsuo Fukushi Electron beam-bonded multilayer laminated body and process for its production
US6905324B2 (en) * 2002-04-26 2005-06-14 Cloeren Incorporated Interface control
JP3866747B2 (ja) * 2002-10-15 2007-01-10 シャープ株式会社 太陽電池モジュール
US7105117B2 (en) * 2003-01-06 2006-09-12 General Motors Corporation Manufacturing method for increasing thermal and electrical conductivities of polymers
US7420756B2 (en) 2003-05-20 2008-09-02 Donnelly Corporation Mirror reflective element
US7172008B2 (en) * 2003-09-18 2007-02-06 Velcro Industries B.V. Hook fasteners and methods of making the same
US20050090616A1 (en) * 2003-10-27 2005-04-28 Dias Anthony J. Microlayered composites and processes for making the same
EP1905581A1 (fr) 2003-10-27 2008-04-02 ExxonMobil Chemical Patents Inc. Composites à micro-couches et son processus de fabrication
US20060024491A1 (en) * 2004-07-27 2006-02-02 Engelhard Corporation Optical effect films with customized central layer
JP2008517804A (ja) 2004-10-22 2008-05-29 ダウ グローバル テクノロジーズ インコーポレイティド プラスチック複合材料用の改善されたポリオレフィン材料
US7602108B2 (en) * 2005-05-26 2009-10-13 Eastman Chemical Company Micro-coextruded film modified with piezoelectric layers
US7180779B2 (en) * 2005-07-11 2007-02-20 Atmel Corporation Memory architecture with enhanced over-erase tolerant control gate scheme
US20070014977A1 (en) * 2005-07-12 2007-01-18 Daniel Graney Multilayer Film
US20070047080A1 (en) * 2005-08-31 2007-03-01 3M Innovative Properties Company Methods of producing multilayer reflective polarizer
US7357890B2 (en) 2005-10-18 2008-04-15 Cryovac, Inc. Apparatus and method for extruding a multilayered structure
US20070237918A1 (en) * 2006-04-06 2007-10-11 3M Innovative Properties Company Wrapping material comprising a multilayer film as tear strip
US20080274340A1 (en) * 2007-05-04 2008-11-06 Giammatteo Marc W Non-specular iridescent films
EP2535766A3 (fr) 2007-05-20 2013-05-01 3M Innovative Properties Company Film réflectif asymmetique et rétroéclairage ayant une cavité creuse réutilisant la lumière
US8608363B2 (en) 2007-05-20 2013-12-17 3M Innovative Properties Company Recycling backlights with semi-specular components
WO2008144636A2 (fr) 2007-05-20 2008-11-27 3M Innovative Properties Company Rétroéclairage creux fin avec caractéristiques de conception bénéfiques
TWI439641B (zh) 2007-05-20 2014-06-01 3M Innovative Properties Co 用於側面發光型背光之準直光注入器
US20090223025A1 (en) * 2007-12-20 2009-09-10 Issac Cyrluk Support chord protector
US8848132B2 (en) 2008-02-07 2014-09-30 3M Innovative Properties Company Hollow backlight with structured films
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US20090243133A1 (en) * 2008-02-29 2009-10-01 3M Innovative Properties Company Film caliper control
ITMI20080927A1 (it) * 2008-05-20 2009-11-21 Meccaniche Luigi Bander A S P Pannello fotovoltaico relativo procedimento di produzione ed impianto per la realizzazione di tale procedimento
CN102057319B (zh) 2008-06-04 2014-02-26 3M创新有限公司 具有斜光源的中空背光源
US20090305012A1 (en) * 2008-06-07 2009-12-10 Kevin Song Functional Optical Films with Nanostructures
US20100072655A1 (en) * 2008-09-23 2010-03-25 Cryovac, Inc. Die, system, and method for coextruding a plurality of fluid layers
US8876512B2 (en) * 2008-09-23 2014-11-04 Cryovac, Inc. Die for coextruding a plurality of fluid layers
WO2010048395A2 (fr) * 2008-10-24 2010-04-29 Tonen Chemical Corporation Membranes microporeuses multicouches, procédés de fabrication de telles membranes et utilisation de telles membranes sur des pellicules séparatrices de piles
US8012572B2 (en) 2009-03-06 2011-09-06 Cryovac, Inc. Multilayer, heat-shrinkable film comprising a plurality of microlayers
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JP5819930B2 (ja) 2010-03-26 2015-11-24 スリーエム イノベイティブ プロパティズ カンパニー 非平坦化フィルム及びその製造プロセス
EP2433779B1 (fr) * 2010-09-23 2015-08-12 AIRBUS HELICOPTERS DEUTSCHLAND GmbH Élément composite fabriqué à partir d'une préforme et d'une feuille multicouche thermoplastique
US20130344375A1 (en) 2011-01-11 2013-12-26 Toray Battery Separator Film Co., Ltd. Multilayer microporous film, process for production of the film, and use of the film
US8709558B2 (en) 2011-06-14 2014-04-29 Cryovac, Inc. Sterilizable film for aseptic packaging
CN103796824B (zh) 2011-09-20 2015-11-25 3M创新有限公司 纹理膜及制造方法
US9128307B2 (en) 2012-02-20 2015-09-08 Pleotint, L.L.C. Enhanced thermochromic window which incorporates a film with multiple layers of alternating refractive index
WO2015066588A1 (fr) 2013-11-04 2015-05-07 The Procter & Gamble Company Compositions de polymères thermoplastiques ayant une morphologie lamellaire co-continue
US10350633B2 (en) 2015-09-04 2019-07-16 The United States Of America, As Represented By The Secretary Of The Navy Composites and coatings containing multilayer polymer flakes for engineered reflective properties
EP3229047A1 (fr) 2016-04-05 2017-10-11 3M Innovative Properties Company Article rétroréfléchissant à motif détectable aux infrarouges
EP3229048A1 (fr) 2016-04-05 2017-10-11 3M Innovative Properties Company Article rétroréfléchissant à infrarouge détectable
CN110622048B (zh) 2017-03-02 2023-03-28 3M创新有限公司 具有低光学厚度敏感性的动态反射彩色膜
CN106965402A (zh) * 2017-04-27 2017-07-21 常州丰盛光电科技股份有限公司 复合材料层倍增器
US11006642B2 (en) 2017-10-17 2021-05-18 Dcw Casing Llc Apparatus and method for applying liquid to sausage
MX2023009400A (es) 2021-02-10 2023-10-23 Flex Film Usa Inc Articulos multicapa y metodos de fabricacion.

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GB374148A (en) * 1931-03-06 1932-06-06 Erinoid Ltd Improvements in or relating to apparatus for extruding plastic materials
DE1629349A1 (de) * 1966-02-08 1971-04-29 Dow Chemical Co Verfahren und Vorrichtung zur Herstellung von Kunststofferzeugnissen
US3565985A (en) * 1969-04-10 1971-02-23 Dow Chemical Co Method of preparing multilayer plastic articles

Also Published As

Publication number Publication date
JPS5620172B2 (fr) 1981-05-12
FR2156604A1 (fr) 1973-06-01
DE2247955A1 (de) 1973-04-12
SE426218B (sv) 1982-12-20
CA972512A (en) 1975-08-12
BR7206808D0 (pt) 1973-10-09
NL174633B (nl) 1984-02-16
AU4691072A (en) 1974-03-28
GB1408622A (en) 1975-10-01
NL7213142A (fr) 1973-04-03
FR2156604B1 (fr) 1976-08-13
AU459221B2 (en) 1975-03-20
IT965486B (it) 1974-01-31
DE2247955C2 (de) 1983-10-20
NL174633C (nl) 1984-07-16
US3773882A (en) 1973-11-20
JPS4843764A (fr) 1973-06-23

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Legal Events

Date Code Title Description
RE20 Patent expired

Owner name: THE DOW CHEMICAL CY

Effective date: 19920929