SE8105701L - PROCEDURE AND DEVICE FOR CO-EXTRUCTION OF A MULTI-LAYER PATH WITH A CORE LAYER AND A TECHN LAYER ENCLOSURE THAT, WHICH THE PAPER IS USED BY THERMO PLASTICES - Google Patents

PROCEDURE AND DEVICE FOR CO-EXTRUCTION OF A MULTI-LAYER PATH WITH A CORE LAYER AND A TECHN LAYER ENCLOSURE THAT, WHICH THE PAPER IS USED BY THERMO PLASTICES

Info

Publication number
SE8105701L
SE8105701L SE8105701A SE8105701A SE8105701L SE 8105701 L SE8105701 L SE 8105701L SE 8105701 A SE8105701 A SE 8105701A SE 8105701 A SE8105701 A SE 8105701A SE 8105701 L SE8105701 L SE 8105701L
Authority
SE
Sweden
Prior art keywords
layer
core
extruction
plastices
techn
Prior art date
Application number
SE8105701A
Other languages
Swedish (sv)
Other versions
SE429316B (en
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 SE8105701L publication Critical patent/SE8105701L/en
Publication of SE429316B publication Critical patent/SE429316B/en

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)

PATENTKRAVPATENT REQUIREMENTS 1. .FOrfarande for samextrudering av en ett karnskikt och ett detta omslutande tackskikt uppvisande flerskiktsbana av termoplaster, isynnerhet fbr den anslutande varmformningen, vid vilket kring en karnstrang med itminstone huvudsakligen runt tvarsnitt -FUTkarnskiktet under extruderingen anordnas ett tackskikt och vid vi1ket den SS. bildade flerskiktsstrangen darefter utbreds for erhallande av en flerskiktsbana,kannetecknatdarav, att den tackskiktet bildande termop1asten son ett ante] frAn varandra atskilda, parallellt med karnstrangens axel forlopande enskilda stranger (A, 11) fOrde1as kring karnstrangen (3, 12) och att dessa enskilda stranger under utbredandet an den sa bildade flerskiktsstrangen fbrenas med varandra. for med fig 11111211 ---1 s, \WM WLMCWa%,. zoswizoweirAre ,* \Nlorekv amtmvi Ke 1111111. A method for co-extrusion of a multilayer web of thermoplastics having a core layer and an enclosing roof layer enclosing it, in particular for the connecting thermoforming, in which a roof layer is arranged around a core strand with at least substantially round cross-section during the extrusion. The multilayer strand formed is then propagated to obtain a multilayer web, which can be indicated by the fact that the thermoplastic forming the roof layer is an ante] individual strands (A, 11) extending parallel to the axis of the core strand and distributed around the core strand (3, 12) during the propagation the thus formed multilayer strand is fused to each other. for with fig 11111211 --- 1 s, \ WM WLMCWa% ,. zoswizoweirAre, * \ Nlorekv amtmvi Ke 111111
SE8105701A 1969-09-25 1981-09-28 PROCEDURE AND DEVICE FOR CO-EXTRUSION OF A MULTILAYER COAT WITH A CORE LAYER AND A TEAM LAYER COVERING THAT THAT COAT BEATED BY THERMOPLASTER SE429316B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE1948442A DE1948442C3 (en) 1969-09-25 1969-09-25 Method and device for extruding a composite film made of thermoplastics

Publications (2)

Publication Number Publication Date
SE8105701L true SE8105701L (en) 1981-09-28
SE429316B SE429316B (en) 1983-08-29

Family

ID=5746440

Family Applications (2)

Application Number Title Priority Date Filing Date
SE8105700A SE429315B (en) 1969-09-25 1981-09-28 DEVICE FOR EXTRUDING A THERMOPLAST EXISTING MULTILAYER WRAP
SE8105701A SE429316B (en) 1969-09-25 1981-09-28 PROCEDURE AND DEVICE FOR CO-EXTRUSION OF A MULTILAYER COAT WITH A CORE LAYER AND A TEAM LAYER COVERING THAT THAT COAT BEATED BY THERMOPLASTER

Family Applications Before (1)

Application Number Title Priority Date Filing Date
SE8105700A SE429315B (en) 1969-09-25 1981-09-28 DEVICE FOR EXTRUDING A THERMOPLAST EXISTING MULTILAYER WRAP

Country Status (3)

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

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2311164A1 (en) * 1972-06-19 1974-01-17 Welex Inc METHOD AND DEVICE FOR MANUFACTURING MULTIPLE LAYERED FILMS
DE2753103A1 (en) * 1977-11-29 1979-06-07 Roehm Gmbh METHOD AND DEVICE FOR THE PRODUCTION OF A FILM-COATED HOLLOW PROFILE STRAND FROM PLASTIC
US5190711A (en) * 1988-06-09 1993-03-02 American National Can Company Methods for processing polymers
DE68927200T2 (en) * 1988-06-09 1997-04-24 American National Can Co Process for producing multilayer film materials, process for processing polymers, extrusion device, polymeric film material and packaging produced therewith

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 (en) * 1965-08-19 1967-07-21 Dow Chemical Co Method and apparatus for extruding a composite film
US3334382A (en) * 1965-08-30 1967-08-08 Dow Chemical Co Extrusion adapter
FR1495368A (en) * 1966-09-30 1967-09-15 Crown Zellerbach Corp Multi-layer thermoplastic films

Also Published As

Publication number Publication date
FR2063013B1 (en) 1975-01-10
FR2063013A1 (en) 1971-07-02
DE1948442C3 (en) 1981-02-05
SE429315B (en) 1983-08-29
SE8105700L (en) 1981-09-28
SE429316B (en) 1983-08-29
DE1948442B2 (en) 1975-05-15
DE1948442A1 (en) 1971-04-01

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