AU471549B2 - Process and apparatus for the production of multi_layer foils or bands of thermoplastic plastics - Google Patents

Process and apparatus for the production of multi_layer foils or bands of thermoplastic plastics

Info

Publication number
AU471549B2
AU471549B2 AU38029/72A AU3802972A AU471549B2 AU 471549 B2 AU471549 B2 AU 471549B2 AU 38029/72 A AU38029/72 A AU 38029/72A AU 3802972 A AU3802972 A AU 3802972A AU 471549 B2 AU471549 B2 AU 471549B2
Authority
AU
Australia
Prior art keywords
bands
production
thermoplastic plastics
layer foils
foils
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
Application number
AU38029/72A
Other versions
AU3802972A (en
Inventor
W. THIEL and KURT HUTH ALFONS
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.)
Bellaplast GmbH
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 AU3802972A publication Critical patent/AU3802972A/en
Application granted granted Critical
Publication of AU471549B2 publication Critical patent/AU471549B2/en
Expired legal-status Critical Current

Links

Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/25Component parts, details or accessories; Auxiliary operations
    • B29C48/30Extrusion nozzles or dies
    • B29C48/305Extrusion nozzles or dies having a wide opening, e.g. for forming sheets
    • B29C48/307Extrusion nozzles or dies having a wide opening, e.g. for forming sheets specially adapted for bringing together components, e.g. melts within the die
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/03Extrusion 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
    • B29C48/07Flat, e.g. panels
    • B29C48/08Flat, e.g. panels flexible, e.g. films
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/16Articles comprising two or more components, e.g. co-extruded layers
    • B29C48/18Articles comprising two or more components, e.g. co-extruded layers the components being layers
    • B29C48/21Articles comprising two or more components, e.g. co-extruded layers the components being layers the layers being joined at their surfaces
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/03Extrusion 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
    • B29C48/07Flat, e.g. panels

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)
AU38029/72A 1971-02-22 1972-01-18 Process and apparatus for the production of multi_layer foils or bands of thermoplastic plastics Expired AU471549B2 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DEDE821083 1971-02-22
DE19712108310 DE2108310A1 (en) 1971-02-22 1971-02-22 Composite thermoplast sheet - extruded from one fishtail die from already combined flows of different materials

Publications (2)

Publication Number Publication Date
AU3802972A AU3802972A (en) 1973-07-19
AU471549B2 true AU471549B2 (en) 1976-04-29

Family

ID=5799440

Family Applications (1)

Application Number Title Priority Date Filing Date
AU38029/72A Expired AU471549B2 (en) 1971-02-22 1972-01-18 Process and apparatus for the production of multi_layer foils or bands of thermoplastic plastics

Country Status (2)

Country Link
AU (1) AU471549B2 (en)
DE (1) DE2108310A1 (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU590562B2 (en) * 1985-05-08 1989-11-09 Uniroyal Tire Co. Inc. Early progressive junction extrusion system

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4551365A (en) * 1981-10-23 1985-11-05 Composite Container Corporation Rigid coextruded sheet and container

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU590562B2 (en) * 1985-05-08 1989-11-09 Uniroyal Tire Co. Inc. Early progressive junction extrusion system

Also Published As

Publication number Publication date
DE2108310A1 (en) 1972-09-07
AU3802972A (en) 1973-07-19

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