FR2351770A1 - Dispositif pour l'extrusion continue d'une feuille plane de matiere plastique chaude - Google Patents

Dispositif pour l'extrusion continue d'une feuille plane de matiere plastique chaude

Info

Publication number
FR2351770A1
FR2351770A1 FR7615023A FR7615023A FR2351770A1 FR 2351770 A1 FR2351770 A1 FR 2351770A1 FR 7615023 A FR7615023 A FR 7615023A FR 7615023 A FR7615023 A FR 7615023A FR 2351770 A1 FR2351770 A1 FR 2351770A1
Authority
FR
France
Prior art keywords
chamber
relatively low
low shear
shear rates
temperatures
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.)
Granted
Application number
FR7615023A
Other languages
English (en)
French (fr)
Other versions
FR2351770B1 (enExample
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.)
Solvay SA
Original Assignee
Solvay SA
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 Solvay SA filed Critical Solvay SA
Priority to FR7615023A priority Critical patent/FR2351770A1/fr
Priority to BR7702751A priority patent/BR7702751A/pt
Priority to IT23406/77A priority patent/IT1081742B/it
Priority to DE19772721223 priority patent/DE2721223A1/de
Priority to BE177497A priority patent/BE854540A/xx
Priority to ES458832A priority patent/ES458832A1/es
Priority to NL7705449A priority patent/NL7705449A/xx
Publication of FR2351770A1 publication Critical patent/FR2351770A1/fr
Application granted granted Critical
Publication of FR2351770B1 publication Critical patent/FR2351770B1/fr
Granted 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
    • 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
    • B29C48/35—Extrusion nozzles or dies with rollers
    • 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
    • B29C48/25—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

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)
FR7615023A 1976-05-17 1976-05-17 Dispositif pour l'extrusion continue d'une feuille plane de matiere plastique chaude Granted FR2351770A1 (fr)

Priority Applications (7)

Application Number Priority Date Filing Date Title
FR7615023A FR2351770A1 (fr) 1976-05-17 1976-05-17 Dispositif pour l'extrusion continue d'une feuille plane de matiere plastique chaude
BR7702751A BR7702751A (pt) 1976-05-17 1977-04-29 Dispositivo para extrusao continua de folhas plantas de materia plastica quente
IT23406/77A IT1081742B (it) 1976-05-17 1977-05-10 Dispositivo per l'estrusione in continuo di un foglio piano di materia plastica calda
DE19772721223 DE2721223A1 (de) 1976-05-17 1977-05-11 Extrusionsvorrichtung fuer eine ebene folie
BE177497A BE854540A (fr) 1976-05-17 1977-05-12 Dispositif pour l'extrusion continue d'une feuille plane de matiere plastique chaude
ES458832A ES458832A1 (es) 1976-05-17 1977-05-16 Dispositivo para la extrusion continua de una hoja plana de material plastico caliente.
NL7705449A NL7705449A (nl) 1976-05-17 1977-05-17 Inrichting voor het continu extruderen van een vlakke plaat uit warm plastisch materiaal.

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7615023A FR2351770A1 (fr) 1976-05-17 1976-05-17 Dispositif pour l'extrusion continue d'une feuille plane de matiere plastique chaude

Publications (2)

Publication Number Publication Date
FR2351770A1 true FR2351770A1 (fr) 1977-12-16
FR2351770B1 FR2351770B1 (enExample) 1979-10-12

Family

ID=9173315

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7615023A Granted FR2351770A1 (fr) 1976-05-17 1976-05-17 Dispositif pour l'extrusion continue d'une feuille plane de matiere plastique chaude

Country Status (7)

Country Link
BE (1) BE854540A (enExample)
BR (1) BR7702751A (enExample)
DE (1) DE2721223A1 (enExample)
ES (1) ES458832A1 (enExample)
FR (1) FR2351770A1 (enExample)
IT (1) IT1081742B (enExample)
NL (1) NL7705449A (enExample)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2419154A1 (fr) * 1978-03-09 1979-10-05 Usm Corp Appareil d'extrusion a cylindres, notamment pour boudineuse a vis
FR2673141A1 (fr) * 1991-02-21 1992-08-28 Aerospatiale Filiere reglable a galets tournants pour production d'une bande a bords inclines.

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2419154A1 (fr) * 1978-03-09 1979-10-05 Usm Corp Appareil d'extrusion a cylindres, notamment pour boudineuse a vis
FR2673141A1 (fr) * 1991-02-21 1992-08-28 Aerospatiale Filiere reglable a galets tournants pour production d'une bande a bords inclines.

Also Published As

Publication number Publication date
FR2351770B1 (enExample) 1979-10-12
BE854540A (fr) 1977-11-14
DE2721223A1 (de) 1977-12-01
NL7705449A (nl) 1977-11-21
BR7702751A (pt) 1978-03-21
ES458832A1 (es) 1978-03-01
IT1081742B (it) 1985-05-21

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Legal Events

Date Code Title Description
ST Notification of lapse