FR2184468B2 - - Google Patents

Info

Publication number
FR2184468B2
FR2184468B2 FR7217765A FR7217765A FR2184468B2 FR 2184468 B2 FR2184468 B2 FR 2184468B2 FR 7217765 A FR7217765 A FR 7217765A FR 7217765 A FR7217765 A FR 7217765A FR 2184468 B2 FR2184468 B2 FR 2184468B2
Authority
FR
France
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
FR7217765A
Other languages
French (fr)
Other versions
FR2184468A2 (en
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.)
Cellophane SA France
Original Assignee
Cellophane SA France
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
Priority to BE793756D priority Critical patent/BE793756A/en
Application filed by Cellophane SA France filed Critical Cellophane SA France
Priority to FR7217765A priority patent/FR2184468B2/fr
Priority to IT55045/72A priority patent/IT974352B/en
Priority to SE7300064A priority patent/SE420692B/en
Priority to GB79573A priority patent/GB1397652A/en
Priority to LU66812A priority patent/LU66812A1/xx
Priority to DE2301117A priority patent/DE2301117C3/en
Priority to DK12773A priority patent/DK145256C/en
Priority to NL737300359A priority patent/NL153801B/en
Priority to JP580273A priority patent/JPS5315546B2/ja
Priority to CA160,929A priority patent/CA1015913A/en
Priority to CH39273A priority patent/CH566202A5/xx
Publication of FR2184468A2 publication Critical patent/FR2184468A2/fr
Application granted granted Critical
Publication of FR2184468B2 publication Critical patent/FR2184468B2/fr
Priority to CA280,043A priority patent/CA1033520A/en
Expired 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
    • B29C48/305—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
    • B29C48/19—Articles comprising two or more components, e.g. co-extruded layers the components being layers the layers being joined at their edges
    • 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
    • B29C48/03—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
    • B29C48/09—Articles with cross-sections having partially or fully enclosed cavities, e.g. pipes or channels
    • B29C48/10—Articles with cross-sections having partially or fully enclosed cavities, e.g. pipes or channels flexible, e.g. blown foils

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Manufacturing & Machinery (AREA)
FR7217765A 1972-01-11 1972-05-18 Expired FR2184468B2 (en)

Priority Applications (13)

Application Number Priority Date Filing Date Title
BE793756D BE793756A (en) 1972-01-11 LAMINATION DEVICE FOR FLAT DIE CO-EXTRUSION
FR7217765A FR2184468B2 (en) 1972-05-18 1972-05-18
IT55045/72A IT974352B (en) 1972-01-11 1972-12-27 DEVICE AND PROCEDURE FOR LAMINATION BY EXTRUSION OF THERMOPLASTIC FILM
SE7300064A SE420692B (en) 1972-01-11 1973-01-03 Device for coextrusion of thermoplastic laminate
GB79573A GB1397652A (en) 1972-01-11 1973-01-05 Production of composite films
DE2301117A DE2301117C3 (en) 1972-01-11 1973-01-10 Device for the coextrusion of a composite sheet made of thermoplastics
LU66812A LU66812A1 (en) 1972-01-11 1973-01-10
DK12773A DK145256C (en) 1972-01-11 1973-01-10 DEVICE FOR EXTRUSION OF A FILM COMPOSED BY LAYERS OF THERMOPLASTIC SUBSTANCES
NL737300359A NL153801B (en) 1972-01-11 1973-01-10 EXTRUSION DEVICE FOR MANUFACTURE OF COMPOSITE BODIES FROM A THERMOPLASTIC PLASTIC.
JP580273A JPS5315546B2 (en) 1972-01-11 1973-01-10
CA160,929A CA1015913A (en) 1972-01-11 1973-01-10 Adjustable flat spinneret for the coextrusion of flats films
CH39273A CH566202A5 (en) 1972-01-11 1973-01-11
CA280,043A CA1033520A (en) 1972-01-11 1977-06-07 Composite plastic film having borderstrips at edges

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7217765A FR2184468B2 (en) 1972-05-18 1972-05-18

Publications (2)

Publication Number Publication Date
FR2184468A2 FR2184468A2 (en) 1973-12-28
FR2184468B2 true FR2184468B2 (en) 1976-10-08

Family

ID=9098723

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7217765A Expired FR2184468B2 (en) 1972-01-11 1972-05-18

Country Status (1)

Country Link
FR (1) FR2184468B2 (en)

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1088928A (en) * 1952-08-20 1955-03-11 Plastar S A Com E Ind De Mater Process for obtaining multicolored films of thermoplastic resins, installations for manufacturing these films and resulting films

Also Published As

Publication number Publication date
FR2184468A2 (en) 1973-12-28

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