FR581390A - Process for the production of films from solutions of combinations of cellulose, gelatin and similar substances - Google Patents

Process for the production of films from solutions of combinations of cellulose, gelatin and similar substances

Info

Publication number
FR581390A
FR581390A FR581390DA FR581390A FR 581390 A FR581390 A FR 581390A FR 581390D A FR581390D A FR 581390DA FR 581390 A FR581390 A FR 581390A
Authority
FR
France
Prior art keywords
gelatin
films
cellulose
combinations
solutions
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
Other languages
French (fr)
Inventor
Emil Czapek
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 filed Critical
Application granted granted Critical
Publication of FR581390A publication Critical patent/FR581390A/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
    • B29C48/88—Thermal treatment of the stream of extruded material, e.g. cooling
    • B29C48/911—Cooling
    • B29C48/9135—Cooling of flat articles, e.g. using specially adapted supporting means
    • B29C48/9175—Cooling of flat articles, e.g. using specially adapted supporting means by interposing a fluid layer between the supporting means and the flat article
    • 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

  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
FR581390D 1924-05-07 1924-05-07 Process for the production of films from solutions of combinations of cellulose, gelatin and similar substances Expired FR581390A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR581390T 1924-05-07

Publications (1)

Publication Number Publication Date
FR581390A true FR581390A (en) 1924-11-27

Family

ID=8957390

Family Applications (1)

Application Number Title Priority Date Filing Date
FR581390D Expired FR581390A (en) 1924-05-07 1924-05-07 Process for the production of films from solutions of combinations of cellulose, gelatin and similar substances

Country Status (1)

Country Link
FR (1) FR581390A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2045820A1 (en) * 1969-06-03 1971-03-05 Porvair Ltd

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2045820A1 (en) * 1969-06-03 1971-03-05 Porvair Ltd

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