DE1235564B - Verfahren und Vorrichtung zur Herstellung duenner Folien aus thermoplastischen polymeren Kunststoffen - Google Patents

Verfahren und Vorrichtung zur Herstellung duenner Folien aus thermoplastischen polymeren Kunststoffen

Info

Publication number
DE1235564B
DE1235564B DEN18332A DEN0018332A DE1235564B DE 1235564 B DE1235564 B DE 1235564B DE N18332 A DEN18332 A DE N18332A DE N0018332 A DEN0018332 A DE N0018332A DE 1235564 B DE1235564 B DE 1235564B
Authority
DE
Germany
Prior art keywords
film
roller
gas
polymer
nozzle
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.)
Pending
Application number
DEN18332A
Other languages
German (de)
English (en)
Inventor
Herbert Oliver Corbett
Dan Lewis Jun
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.)
INTERNAT DEV Co OF NAT DI
Original Assignee
INTERNAT DEV Co OF NAT DI
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 INTERNAT DEV Co OF NAT DI filed Critical INTERNAT DEV Co OF NAT DI
Priority claimed from FR829067A external-priority patent/FR1266642A/fr
Publication of DE1235564B publication Critical patent/DE1235564B/de
Pending 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
    • B29C48/915—Cooling of flat articles, e.g. using specially adapted supporting means with means for improving the adhesion to the supporting means
    • B29C48/917—Cooling of flat articles, e.g. using specially adapted supporting means with means for improving the adhesion to the supporting means by applying pressurised gas to the surface of 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
    • 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
    • B29C48/914—Cooling drums

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)
DEN18332A 1959-06-05 1960-05-13 Verfahren und Vorrichtung zur Herstellung duenner Folien aus thermoplastischen polymeren Kunststoffen Pending DE1235564B (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US1235564XA 1959-06-05 1959-06-05
FR829067A FR1266642A (fr) 1960-06-03 1960-06-03 Procédé et appareil d'extrusion, à grande vitesse, de matières synthétiques polymères

Publications (1)

Publication Number Publication Date
DE1235564B true DE1235564B (de) 1967-03-02

Family

ID=26186264

Family Applications (1)

Application Number Title Priority Date Filing Date
DEN18332A Pending DE1235564B (de) 1959-06-05 1960-05-13 Verfahren und Vorrichtung zur Herstellung duenner Folien aus thermoplastischen polymeren Kunststoffen

Country Status (2)

Country Link
DE (1) DE1235564B (enrdf_load_stackoverflow)
NL (1) NL252173A (enrdf_load_stackoverflow)

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB741818A (en) * 1951-08-23 1955-12-14 Kodak Ltd An improved method of manufacturing film and sheet material
US2736066A (en) * 1956-02-28 Process for

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2736066A (en) * 1956-02-28 Process for
GB741818A (en) * 1951-08-23 1955-12-14 Kodak Ltd An improved method of manufacturing film and sheet material

Also Published As

Publication number Publication date
NL252173A (enrdf_load_stackoverflow) 1900-01-01

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