BE790931A - Procede et appareil en vue de reduire le retrecissement dans unrevetement extrude - Google Patents

Procede et appareil en vue de reduire le retrecissement dans unrevetement extrude

Info

Publication number
BE790931A
BE790931A BE790931DA BE790931A BE 790931 A BE790931 A BE 790931A BE 790931D A BE790931D A BE 790931DA BE 790931 A BE790931 A BE 790931A
Authority
BE
Belgium
Prior art keywords
extrude coating
shrinking
reducing
reducing shrinking
extrude
Prior art date
Application number
Other languages
English (en)
Inventor
Y Nagai
K Wakabayashi
Original Assignee
Fuji Photo Film Co Ltd
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.)
Publication date
Priority claimed from JP8694971A external-priority patent/JPS5541897B2/ja
Priority claimed from JP46088445A external-priority patent/JPS4852855A/ja
Priority claimed from JP46090099A external-priority patent/JPS4855254A/ja
Publication of BE790931A publication Critical patent/BE790931A/fr

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

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)
  • Laminated Bodies (AREA)
BE790931D 1971-11-01 Procede et appareil en vue de reduire le retrecissement dans unrevetement extrude BE790931A (fr)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP8694971A JPS5541897B2 (fr) 1971-11-01 1971-11-01
JP46088445A JPS4852855A (fr) 1971-11-06 1971-11-06
JP46090099A JPS4855254A (fr) 1971-11-11 1971-11-11

Publications (1)

Publication Number Publication Date
BE790931A true BE790931A (fr) 1973-03-01

Family

ID=27305308

Family Applications (1)

Application Number Title Priority Date Filing Date
BE790931D BE790931A (fr) 1971-11-01 Procede et appareil en vue de reduire le retrecissement dans unrevetement extrude

Country Status (3)

Country Link
BE (1) BE790931A (fr)
DE (1) DE2253771A1 (fr)
FR (1) FR2158370A1 (fr)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2290290A1 (fr) * 1975-05-12 1976-06-04 Agfa Gevaert Dispositif et procede pour extruder une pellicule d'un polymere
US4407690A (en) * 1981-03-18 1983-10-04 Du Pont Canada Inc. Process for coating webs with polyethylene

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2329421A (en) * 1940-07-31 1943-09-14 Du Pont Apparatus

Also Published As

Publication number Publication date
FR2158370A1 (en) 1973-06-15
FR2158370B1 (fr) 1975-11-07
DE2253771A1 (de) 1973-05-10

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