ES2183333T3 - Metodo para producir peliculas celulosicas tubulares. - Google Patents

Metodo para producir peliculas celulosicas tubulares.

Info

Publication number
ES2183333T3
ES2183333T3 ES98909211T ES98909211T ES2183333T3 ES 2183333 T3 ES2183333 T3 ES 2183333T3 ES 98909211 T ES98909211 T ES 98909211T ES 98909211 T ES98909211 T ES 98909211T ES 2183333 T3 ES2183333 T3 ES 2183333T3
Authority
ES
Spain
Prior art keywords
precipitation agent
cellulostic
films
extrusion
drainage
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.)
Expired - Lifetime
Application number
ES98909211T
Other languages
English (en)
Inventor
Christian Schlossnikl
Peter Gspaltl
Alois Kofler
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Lenzing AG
Original Assignee
Lenzing AG
Chemiefaser Lenzing AG
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 Lenzing AG, Chemiefaser Lenzing AG filed Critical Lenzing AG
Application granted granted Critical
Publication of ES2183333T3 publication Critical patent/ES2183333T3/es
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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
    • B29C55/00—Shaping by stretching, e.g. drawing through a die; Apparatus therefor
    • B29C55/28—Shaping by stretching, e.g. drawing through a die; Apparatus therefor of blown tubular films, e.g. by inflation
    • 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
    • B29C48/09—Articles with cross-sections having partially or fully enclosed cavities, e.g. pipes or channels
    • B29C48/10—Articles with cross-sections having partially or fully enclosed cavities, e.g. pipes or channels flexible, e.g. blown foils
    • 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
    • B29C48/88—Thermal treatment of the stream of extruded material, e.g. cooling
    • B29C48/919—Thermal treatment of the stream of extruded material, e.g. cooling using a bath, e.g. extruding into an open bath to coagulate or cool the material
    • 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
    • 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
    • B29C35/00—Heating, cooling or curing, e.g. crosslinking or vulcanising; Apparatus therefor
    • B29C35/16—Cooling
    • B29C2035/1616—Cooling using liquids
    • 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
    • B29C48/001—Combinations of extrusion moulding with other shaping operations
    • B29C48/0018—Combinations of extrusion moulding with other shaping operations combined with shaping by orienting, stretching or shrinking, e.g. film blowing
    • 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
    • B29C48/88—Thermal treatment of the stream of extruded material, e.g. cooling
    • B29C48/911—Cooling
    • B29C48/9115—Cooling of hollow articles
    • B29C48/912—Cooling of hollow articles of tubular films
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
    • B29K2001/00—Use of cellulose, modified cellulose or cellulose derivatives, e.g. viscose, as moulding material
    • 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
    • C08J2301/00—Characterised by the use of cellulose, modified cellulose or cellulose derivatives
    • C08J2301/02—Cellulose; Modified cellulose

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Manufacturing & Machinery (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Materials Engineering (AREA)
  • Health & Medical Sciences (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)
  • Manufacture Of Macromolecular Shaped Articles (AREA)
  • Moulding By Coating Moulds (AREA)
  • Shaping By String And By Release Of Stress In Plastics And The Like (AREA)
  • Laminated Bodies (AREA)
  • Separation Using Semi-Permeable Membranes (AREA)
  • Micro-Organisms Or Cultivation Processes Thereof (AREA)
  • Shaping Of Tube Ends By Bending Or Straightening (AREA)

Abstract

LA INVENCION SE REFIERE A UN DISPOSITIVO PARA LA ELABORACION DE LAMINAS TUBULARES CELULOSICAS MEDIANTE EXTRUSION DE UNA SOLUCION DE CELULOSA EN AMINOXIDO TERCIARIO ACUOSO EN UN AGENTE DE PRECIPITACION QUE SE ENCUENTRA DENTRO DEL DISPOSITIVO, ABARCANDO EL DISPOSITIVO UNA TOBERA DE EXTRUSION CON UN ESPACIO DE EXTRUSION ESENCIALMENTE DE FORMA ANULAR, DONDE EN EL INTERIOR DEL ANILLO CONFIGURADO MEDIANTE EL ESPACIO DE EXTRUSION SE HA PREVISTO UNA CONDUCCION DE AFLUENCIA PARA EL AGENTE DE PRECIPITACION Y UN DRENAJE PARA EL AGENTE DE PRECIPITACION UTILIZADO, CARACTERIZANDOSE DE TAL MODO, QUE LA CONDUCCION DE AFLUENCIA (3) PARA EL AGENTE DE PRECIPITACION TERMINA POR DEBAJO DEL DRENAJE (4) PARA EL AGENTE DE PRECIPITACION UTILIZADO.
ES98909211T 1997-03-21 1998-03-20 Metodo para producir peliculas celulosicas tubulares. Expired - Lifetime ES2183333T3 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
AT0049597A AT404595B (de) 1997-03-21 1997-03-21 Vorrichtung und verfahren zur herstellung cellulosischer schlauchfolien

Publications (1)

Publication Number Publication Date
ES2183333T3 true ES2183333T3 (es) 2003-03-16

Family

ID=3492124

Family Applications (1)

Application Number Title Priority Date Filing Date
ES98909211T Expired - Lifetime ES2183333T3 (es) 1997-03-21 1998-03-20 Metodo para producir peliculas celulosicas tubulares.

Country Status (13)

Country Link
US (1) US20020167110A1 (es)
EP (1) EP0904187B1 (es)
JP (1) JP2000510784A (es)
CN (1) CN1081529C (es)
AT (2) AT404595B (es)
AU (1) AU734818B2 (es)
BR (1) BR9804789A (es)
CA (1) CA2255638A1 (es)
DE (1) DE59805593D1 (es)
ES (1) ES2183333T3 (es)
ID (1) ID20429A (es)
NO (1) NO314026B1 (es)
WO (1) WO1998042492A2 (es)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB9823086D0 (en) * 1998-10-21 1998-12-16 Devro Plc Film manufacturing method
AU6221399A (en) * 1998-10-21 2000-05-08 Devro Plc Cellulose extrusion
DE10035798A1 (de) 2000-07-22 2002-01-31 Kalle Nalo Gmbh & Co Kg Verfahren und Vorrichtung zur Herstellung eines nahtlosen Folienschlauches und nahtloser Folienschlauch
JP4547115B2 (ja) * 2001-08-29 2010-09-22 富士フイルム株式会社 光学補償フィルムの製造方法
AT514137A1 (de) 2013-04-05 2014-10-15 Lenzing Akiengesellschaft Polysaccharidfaser und Verfahren zu ihrer Herstellung
AT514136A1 (de) 2013-04-05 2014-10-15 Lenzing Akiengesellschaft Polysaccharidfaser mit erhöhtem Fibrillationsvermögen und Verfahren zu ihrer Herstellung
AT514123B1 (de) 2013-04-10 2015-06-15 Lenzing Akiengesellschaft Polysaccharidfilm und Verfahren zu seiner Herstellung
AT514468A1 (de) 2013-06-17 2015-01-15 Lenzing Akiengesellschaft Hochsaugfähige Polysaccharidfaser und ihre Verwendung
AT514474B1 (de) 2013-06-18 2016-02-15 Chemiefaser Lenzing Ag Polysaccharidfaser und Verfahren zu ihrer Herstellung

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US416536A (en) * 1889-12-03 Sheet-metal can
DE367972C (de) * 1923-01-30 Glanzstoff Ag Verfahren zur Herstellung schlauchartiger Zellulosehaeute aus Zelluloseloesungen
DE549410C (de) * 1928-01-27 1932-04-27 Richard Weingand Dipl Ing Vorrichtung zur kontinuierlichen Herstellung nahtloser, biegsamer Schlaeuche aus Celluloseloesung
BE419316A (es) * 1936-01-09 1900-01-01
BE620293A (es) * 1965-02-04 1900-01-01
US4164536A (en) * 1978-04-18 1979-08-14 Teepak, Inc. Method and apparatus for the manufacture of fibrous casing
AT403584B (de) * 1993-09-13 1998-03-25 Chemiefaser Lenzing Ag Verfahren und vorrichtung zur herstellung cellulosischer flach- oder schlauchfolien
DE4421482C2 (de) * 1994-06-20 1997-04-03 Fraunhofer Ges Forschung Verfahren zur Herstellung orientierter Cellulosefolien sowie die mit diesem Verfahren hergestellten Folien und deren Verwendung

Also Published As

Publication number Publication date
EP0904187A2 (de) 1999-03-31
EP0904187B1 (de) 2002-09-18
JP2000510784A (ja) 2000-08-22
AU734818B2 (en) 2001-06-21
NO985399L (no) 1998-11-20
NO314026B1 (no) 2003-01-20
NO985399D0 (no) 1998-11-20
BR9804789A (pt) 1999-08-17
AU6385098A (en) 1998-10-20
CN1081529C (zh) 2002-03-27
US20020167110A1 (en) 2002-11-14
WO1998042492A2 (de) 1998-10-01
EP0904187A3 (de) 1999-07-28
ATA49597A (de) 1998-05-15
CA2255638A1 (en) 1998-10-01
WO1998042492A3 (de) 1999-01-21
CN1219148A (zh) 1999-06-09
ATE224286T1 (de) 2002-10-15
AT404595B (de) 1998-12-28
DE59805593D1 (de) 2002-10-24
ID20429A (id) 1998-12-10

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