SE8105700L - Anordning for strengpressning av en av termoplaster bestaende flerskiktsbana - Google Patents

Anordning for strengpressning av en av termoplaster bestaende flerskiktsbana

Info

Publication number
SE8105700L
SE8105700L SE8105700A SE8105700A SE8105700L SE 8105700 L SE8105700 L SE 8105700L SE 8105700 A SE8105700 A SE 8105700A SE 8105700 A SE8105700 A SE 8105700A SE 8105700 L SE8105700 L SE 8105700L
Authority
SE
Sweden
Prior art keywords
channel
layer
core layer
extraction
plastic
Prior art date
Application number
SE8105700A
Other languages
English (en)
Other versions
SE429315B (sv
Inventor
A W Thiel
Original Assignee
Bellaplast Gmbh
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 Bellaplast Gmbh filed Critical Bellaplast Gmbh
Publication of SE8105700L publication Critical patent/SE8105700L/sv
Publication of SE429315B publication Critical patent/SE429315B/sv

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
    • 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
    • B29C48/304—Extrusion nozzles or dies 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
    • B29C48/06—Rod-shaped
    • 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

Claims (1)

PATENTKFtAV
1. Anordning for extrudering an en an termoolaster bestaende flerskiktsfolie med ett karnskikt och ett karnskiktet atminstone del vi s omslutande tackski kt, i synnerhet an fol ie for fortsatt bearbetning genom varmformning, varvid anordningen har en kanal med ett cirkelformigt tvarsnitt, vilken kanal bvergar i ett brett spaltmunstycke och dar en rund tillfdrselkanal fOr plasten i karnskiktet och en huvudsakligen ringformig tillfiarselkanal (7) fiir plasten I tackskiktet mynnar axiellt I kanalen, varvid sistnamnda ti 11f Orsel kanal bildar sned vinkel med extrusionsriktningen , kannetecknad &dray, att til1forselkanalen (7) fOr dat remsformigt utbildade tackskiktet uppvisar avbrutna partier (4) vid begransade periferiavsnitt.
SE8105700A 1969-09-25 1981-09-28 Anordning for extrudering av en av termoplaster bestaende flerskiktsfolie SE429315B (sv)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE1948442A DE1948442C3 (de) 1969-09-25 1969-09-25 Verfahren und Vorrichtung zum Strangpressen einer Verbundfolie aus thermoplastischen Kunststoffen

Publications (2)

Publication Number Publication Date
SE8105700L true SE8105700L (sv) 1981-09-28
SE429315B SE429315B (sv) 1983-08-29

Family

ID=5746440

Family Applications (2)

Application Number Title Priority Date Filing Date
SE8105700A SE429315B (sv) 1969-09-25 1981-09-28 Anordning for extrudering av en av termoplaster bestaende flerskiktsfolie
SE8105701A SE429316B (sv) 1969-09-25 1981-09-28 Forfarande och anordning for samextrudering av en flerskiktsbana med ett kernskikt och ett teckskikt omslutande detta, der banan beatar av termoplaster

Family Applications After (1)

Application Number Title Priority Date Filing Date
SE8105701A SE429316B (sv) 1969-09-25 1981-09-28 Forfarande och anordning for samextrudering av en flerskiktsbana med ett kernskikt och ett teckskikt omslutande detta, der banan beatar av termoplaster

Country Status (3)

Country Link
DE (1) DE1948442C3 (sv)
FR (1) FR2063013A1 (sv)
SE (2) SE429315B (sv)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2311164A1 (de) * 1972-06-19 1974-01-17 Welex Inc Verfahren und vorrichtung zur herstellung von mehrfach geschichteten folien
DE2753103A1 (de) * 1977-11-29 1979-06-07 Roehm Gmbh Verfahren und vorrichtung zur herstellung eines folienbeschichteten hohlprofilstranges aus kunststoff
US5190711A (en) * 1988-06-09 1993-03-02 American National Can Company Methods for processing polymers
DE68927200T2 (de) * 1988-06-09 1997-04-24 American National Can Co Verfahren zum Herstellen von mehrschichtigen Folienmaterialien, Verfahren zur Verarbeitung von Polymeren, Extrusionsvorrichtung, polymerisches Folienmaterial und hiermit hergestellte Verpackung

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4165210A (en) * 1964-03-09 1979-08-21 National Distillers And Chemical Corporation Laminated products, and methods and apparatus for producing the same
US3479425A (en) * 1965-07-22 1969-11-18 Dow Chemical Co Extrusion method
FR1489598A (fr) * 1965-08-19 1967-07-21 Dow Chemical Co Procédé et appareil d'extrusion d'un film composite
US3334382A (en) * 1965-08-30 1967-08-08 Dow Chemical Co Extrusion adapter
FR1495368A (fr) * 1966-09-30 1967-09-15 Crown Zellerbach Corp Pellicules thermoplastiques à couches multiples

Also Published As

Publication number Publication date
FR2063013B1 (sv) 1975-01-10
FR2063013A1 (en) 1971-07-02
DE1948442C3 (de) 1981-02-05
SE8105701L (sv) 1981-09-28
SE429315B (sv) 1983-08-29
SE429316B (sv) 1983-08-29
DE1948442B2 (de) 1975-05-15
DE1948442A1 (de) 1971-04-01

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