BR7206808D0 - Aparelho e processo para preparacao de um filme ou folha de multiplas camadas - Google Patents

Aparelho e processo para preparacao de um filme ou folha de multiplas camadas

Info

Publication number
BR7206808D0
BR7206808D0 BR6808/72A BR680872A BR7206808D0 BR 7206808 D0 BR7206808 D0 BR 7206808D0 BR 6808/72 A BR6808/72 A BR 6808/72A BR 680872 A BR680872 A BR 680872A BR 7206808 D0 BR7206808 D0 BR 7206808D0
Authority
BR
Brazil
Prior art keywords
preparing
sheet
layer film
multiple layer
film
Prior art date
Application number
BR6808/72A
Other languages
English (en)
Inventor
W 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.)
Filing date
Publication date
Application filed by Dow Chemical Co filed Critical Dow Chemical Co
Publication of BR7206808D0 publication Critical patent/BR7206808D0/pt

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)
BR6808/72A 1971-10-01 1972-09-29 Aparelho e processo para preparacao de um filme ou folha de multiplas camadas BR7206808D0 (pt)

Applications Claiming Priority (1)

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

Publications (1)

Publication Number Publication Date
BR7206808D0 true BR7206808D0 (pt) 1973-10-09

Family

ID=22681385

Family Applications (1)

Application Number Title Priority Date Filing Date
BR6808/72A BR7206808D0 (pt) 1971-10-01 1972-09-29 Aparelho e processo para preparacao de um filme ou folha de multiplas camadas

Country Status (12)

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

Families Citing this family (109)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3956438A (en) * 1971-02-25 1976-05-11 Barmag Barmer Maschinenfabrik Aktiengesellschaft Process for extruding a partially foamed thermoplastic product
US4094947A (en) * 1976-09-03 1978-06-13 The Dow Chemical Company Multilayer coextrusion process for producing selective reflectivity
US4310584A (en) * 1979-12-26 1982-01-12 The Mearl Corporation Multilayer light-reflecting film
USRE31780E (en) * 1979-12-26 1984-12-25 The Mearl Corporation Multilayer light-reflecting film
JPS5881278A (ja) * 1981-11-11 1983-05-16 Hitachi Ltd 膨張弁
JPS58129377U (ja) * 1982-02-24 1983-09-01 株式会社イナックス 湯水混合水栓
US4540623A (en) * 1983-10-14 1985-09-10 The Dow Chemical Company Coextruded multi-layered articles
US4797308A (en) * 1987-07-06 1989-01-10 The Mearl Corporation Simulated mother-of-pearl
US5162074A (en) * 1987-10-02 1992-11-10 Basf Corporation Method of making plural component fibers
WO1989002938A1 (en) * 1987-10-02 1989-04-06 Hills Research & Development, Inc. Profiled multi-component fibers and method and apparatus for making same
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 (en) 1993-12-21 1995-06-29 Minnesota Mining And Manufacturing Company Multilayered optical film
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 (en) * 1995-06-26 1997-01-16 Minnesota Mining And Manufacturing Company Transflective displays with reflective polarizing transflector
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 (en) 1995-06-26 1997-01-16 The Minnesota Mining & Manufacturing Company Transparent multilayer device
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 (en) 1998-01-13 1999-07-22 Minnesota Mining And Manufacturing Company Process for making multilayer optical films
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 (en) 2003-10-27 2008-04-02 ExxonMobil Chemical Patents Inc. Microlayered composites and processes for making the same
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 (en) 2007-05-20 2013-05-01 3M Innovative Properties Company Asymmetric reflective film and backlight having a hollow cavity, which recycles the light
US8608363B2 (en) 2007-05-20 2013-12-17 3M Innovative Properties Company Recycling backlights with semi-specular components
WO2008144636A2 (en) 2007-05-20 2008-11-27 3M Innovative Properties Company Design parameters for thin hollow cavity backlights of the light-recycling type
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
KR20100126389A (ko) 2008-02-22 2010-12-01 쓰리엠 이노베이티브 프로퍼티즈 컴파니 선택된 출력 광속 분포를 갖는 백라이트 및 이를 사용한 디스플레이 시스템
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 (en) * 2008-10-24 2010-04-29 Tonen Chemical Corporation Multilayer microporous membranes, methods of making such membranes and the use of such membranes on battery separator film
US8012572B2 (en) 2009-03-06 2011-09-06 Cryovac, Inc. Multilayer, heat-shrinkable film comprising a plurality of microlayers
WO2011019408A1 (en) 2009-08-14 2011-02-17 Milliken & Company Multilayer composite useful as a polymer additive
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 (en) * 2010-09-23 2015-08-12 AIRBUS HELICOPTERS DEUTSCHLAND GmbH Composite element made from a preform and a multi-layer thermoplastic foil
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 (en) 2013-11-04 2015-05-07 The Procter & Gamble Company Thermoplastic polymer compositions having co-continuous plate-like morphology
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 (en) 2016-04-05 2017-10-11 3M Innovative Properties Company Retroflective article with infrared-detectable pattern
EP3229048A1 (en) 2016-04-05 2017-10-11 3M Innovative Properties Company Infrared-detectable retroreflective article
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.

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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 (pt) 1981-05-12
FR2156604A1 (pt) 1973-06-01
DE2247955A1 (de) 1973-04-12
SE426218B (sv) 1982-12-20
CA972512A (en) 1975-08-12
NL174633B (nl) 1984-02-16
AU4691072A (en) 1974-03-28
GB1408622A (en) 1975-10-01
NL7213142A (pt) 1973-04-03
FR2156604B1 (pt) 1976-08-13
AU459221B2 (en) 1975-03-20
IT965486B (it) 1974-01-31
DE2247955C2 (de) 1983-10-20
NL174633C (nl) 1984-07-16
BE789478A (fr) 1973-03-29
US3773882A (en) 1973-11-20
JPS4843764A (pt) 1973-06-23

Similar Documents

Publication Publication Date Title
BR7206808D0 (pt) Aparelho e processo para preparacao de um filme ou folha de multiplas camadas
BR7107833D0 (pt) Processo e aparelho para empacotamento de pelicula a vacu
BR7508345A (pt) Processo para a obtencao de um produto de filme de poliamida orientada;e produto de filme laminado
IT974030B (it) Metodo ed apparecchio per trasferi re automaticamente pellicole di re sina termoplastica
BR7209051D0 (pt) Aparelho e processo para tratamento por pirolise de materiais nao gasosos termodecomponiveis
BR7201563D0 (pt) Papel de elevada rigidez e processo para a obtencao do mesmo
AR193389A1 (es) Fibras y peliculas de poliamida y un procedimiento para preparalas
BR7201285D0 (pt) Aparelho e processo aperfeicoado para a perfilagem de pocos pela radioatividade
BR7209056D0 (pt) Processo e aparelho para compensacao automatica
BR7404790D0 (pt) Processo e aparelho aperfeicoados para formar uma pelicula de multiplas camadas
BR7105049D0 (pt) Processo e aparelho para alinhar folhas
BR7206971D0 (pt) Processo para a obtencao de moldes de impressao
BR7207931D0 (pt) Processo para a obtencao de pigmentos disazoicos
IT986424B (it) Processo e dispositivo per produr re lamiera ondulata sottile
CH535705A (de) Vorrichtung zum Ausgeben einzelner Filmblätter
CH504297A (de) Vorrichtung zur Ausgestaltung einer Oberflächen-Filmschicht
IT971689B (it) Foglio impressionato o pellicola impressionata e metodo e apparec chiature per la sua preparazione
BR7300697D0 (pt) Processo e aparelho para verificar a autenticidade de um documento ou de um padrao de fotogravura
BR7401349D0 (pt) Processo e dispositivo aperfeicoados para formar dobras concentricas em bainhas flexiveis
BR7201371D0 (pt) Processo para aplicar um revestimento de espuma sobre um substrato
BR7203539D0 (pt) Processo para a obtencao de poliaminas aromaticas
BR7206965D0 (pt) Processo para a preparacao de poliaminas aromaticas
BR7204696D0 (pt) Processo e aparelho para a manufatura de vidro em folha e vidro em folha pelo dito processo
BR7204889D0 (pt) Processo para aplicacao do desenho aos padroes de tela destinados a impressao silk screen e de filmes
BR7204695D0 (pt) Processo e aparelho para fabricacao de vidro em folha