CA974017A - Cellulose films and their production - Google Patents

Cellulose films and their production

Info

Publication number
CA974017A
CA974017A CA145,622A CA145622A CA974017A CA 974017 A CA974017 A CA 974017A CA 145622 A CA145622 A CA 145622A CA 974017 A CA974017 A CA 974017A
Authority
CA
Canada
Prior art keywords
production
cellulose films
films
cellulose
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
CA145,622A
Other languages
English (en)
Other versions
CA145622S (en
Inventor
Yves Mahe
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
Application filed by Cellophane SA France filed Critical Cellophane SA France
Application granted granted Critical
Publication of CA974017A publication Critical patent/CA974017A/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
    • B29C48/03—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
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Artificial Filaments (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)
  • Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
CA145,622A 1971-06-29 1972-06-23 Cellulose films and their production Expired CA974017A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7123580A FR2143549B1 (enExample) 1971-06-29 1971-06-29

Publications (1)

Publication Number Publication Date
CA974017A true CA974017A (en) 1975-09-09

Family

ID=9079460

Family Applications (1)

Application Number Title Priority Date Filing Date
CA145,622A Expired CA974017A (en) 1971-06-29 1972-06-23 Cellulose films and their production

Country Status (9)

Country Link
JP (1) JPS4844348A (enExample)
BE (1) BE785435A (enExample)
CA (1) CA974017A (enExample)
DE (1) DE2231656C3 (enExample)
ES (1) ES402624A1 (enExample)
FR (1) FR2143549B1 (enExample)
GB (1) GB1356088A (enExample)
IT (1) IT958535B (enExample)
NL (1) NL7208583A (enExample)

Also Published As

Publication number Publication date
IT958535B (it) 1973-10-30
ES402624A1 (es) 1975-04-01
BE785435A (fr) 1972-10-16
NL7208583A (enExample) 1973-01-03
FR2143549A1 (enExample) 1973-02-09
DE2231656A1 (de) 1973-01-11
FR2143549B1 (enExample) 1974-03-08
JPS4844348A (enExample) 1973-06-26
GB1356088A (en) 1974-06-12
DE2231656C3 (de) 1980-10-23
DE2231656B2 (enExample) 1980-02-21

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