SE389055B - Forfarande for forhindrande av spill vid igangsettning, avstengning resp. tillfelliga avbrott vid extrudering av plastmaterial - Google Patents

Forfarande for forhindrande av spill vid igangsettning, avstengning resp. tillfelliga avbrott vid extrudering av plastmaterial

Info

Publication number
SE389055B
SE389055B SE7316412A SE7316412A SE389055B SE 389055 B SE389055 B SE 389055B SE 7316412 A SE7316412 A SE 7316412A SE 7316412 A SE7316412 A SE 7316412A SE 389055 B SE389055 B SE 389055B
Authority
SE
Sweden
Prior art keywords
resp
shutdown
procedure
starting
plastic material
Prior art date
Application number
SE7316412A
Other languages
English (en)
Other versions
SE7316412L (sv
Inventor
K S Ekstrand
Original Assignee
Akerlund & Rausing Ab
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 Akerlund & Rausing Ab filed Critical Akerlund & Rausing Ab
Priority to SE7316412A priority Critical patent/SE389055B/sv
Priority to FI3317/74A priority patent/FI331774A/fi
Priority to JP49136958A priority patent/JPS5087160A/ja
Priority to CA214,969A priority patent/CA1031923A/en
Priority to DE19742456968 priority patent/DE2456968A1/de
Publication of SE7316412L publication Critical patent/SE7316412L/xx
Publication of SE389055B publication Critical patent/SE389055B/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
    • 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
    • B29C48/15—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor incorporating preformed parts or layers, e.g. extrusion moulding around inserts
    • B29C48/154—Coating solid articles, i.e. non-hollow articles
    • B29C48/155—Partial coating thereof
    • 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
    • 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
    • B29C48/269—Extrusion in non-steady condition, e.g. start-up or shut-down
    • 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
    • B29C48/27—Cleaning; Purging; Avoiding contamination
    • B29C48/272—Cleaning; Purging; Avoiding contamination of dies
    • 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
    • B29C48/3001—Extrusion nozzles or dies characterised by the material or their manufacturing process
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)
SE7316412A 1973-12-05 1973-12-05 Forfarande for forhindrande av spill vid igangsettning, avstengning resp. tillfelliga avbrott vid extrudering av plastmaterial SE389055B (sv)

Priority Applications (5)

Application Number Priority Date Filing Date Title
SE7316412A SE389055B (sv) 1973-12-05 1973-12-05 Forfarande for forhindrande av spill vid igangsettning, avstengning resp. tillfelliga avbrott vid extrudering av plastmaterial
FI3317/74A FI331774A (sv) 1973-12-05 1974-11-15
JP49136958A JPS5087160A (sv) 1973-12-05 1974-11-28
CA214,969A CA1031923A (en) 1973-12-05 1974-11-29 Preventing carbonization of plastic material in a die during shutdown
DE19742456968 DE2456968A1 (de) 1973-12-05 1974-12-03 Verfahren zur vermeidung von verlusten durch starten, abschneiden bzw. unterbrechen beim extrudieren von kunststoffmaterialien

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE7316412A SE389055B (sv) 1973-12-05 1973-12-05 Forfarande for forhindrande av spill vid igangsettning, avstengning resp. tillfelliga avbrott vid extrudering av plastmaterial

Publications (2)

Publication Number Publication Date
SE7316412L SE7316412L (sv) 1975-06-06
SE389055B true SE389055B (sv) 1976-10-25

Family

ID=20319282

Family Applications (1)

Application Number Title Priority Date Filing Date
SE7316412A SE389055B (sv) 1973-12-05 1973-12-05 Forfarande for forhindrande av spill vid igangsettning, avstengning resp. tillfelliga avbrott vid extrudering av plastmaterial

Country Status (5)

Country Link
JP (1) JPS5087160A (sv)
CA (1) CA1031923A (sv)
DE (1) DE2456968A1 (sv)
FI (1) FI331774A (sv)
SE (1) SE389055B (sv)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3810812A1 (de) * 1988-03-30 1989-10-12 Continental Ag Verfahren zur herstellung von foerderbaendern und anlage zu seiner durchfuehrung
DE3810810A1 (de) * 1988-03-30 1989-10-12 Continental Ag Einrichtung zur herstellung von bahnfoermigen kautschukprodukten
DE4000218C1 (sv) * 1990-01-05 1990-12-06 Automatik Apparate-Maschinenbau Gmbh, 8754 Grossostheim, De

Also Published As

Publication number Publication date
JPS5087160A (sv) 1975-07-14
CA1031923A (en) 1978-05-30
SE7316412L (sv) 1975-06-06
FI331774A (sv) 1975-06-06
DE2456968A1 (de) 1975-06-12

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