IT1001526B - Metodo ed apparato per produrre pellicola di materiale polimerico - Google Patents

Metodo ed apparato per produrre pellicola di materiale polimerico

Info

Publication number
IT1001526B
IT1001526B IT27915/73A IT2791573A IT1001526B IT 1001526 B IT1001526 B IT 1001526B IT 27915/73 A IT27915/73 A IT 27915/73A IT 2791573 A IT2791573 A IT 2791573A IT 1001526 B IT1001526 B IT 1001526B
Authority
IT
Italy
Prior art keywords
polymeric film
producing polymeric
producing
film
polymeric
Prior art date
Application number
IT27915/73A
Other languages
English (en)
Original Assignee
Du Pont
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 claimed from US00280890A external-priority patent/US3819775A/en
Application filed by Du Pont filed Critical Du Pont
Application granted granted Critical
Publication of IT1001526B publication Critical patent/IT1001526B/it

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
    • 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
    • B29C48/92—Measuring, controlling or regulating
    • 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
    • B29C2948/00—Indexing scheme relating to extrusion moulding
    • B29C2948/92—Measuring, controlling or regulating
    • B29C2948/92009—Measured parameter
    • B29C2948/92114—Dimensions
    • B29C2948/92152—Thickness
    • 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
    • B29C2948/00—Indexing scheme relating to extrusion moulding
    • B29C2948/92—Measuring, controlling or regulating
    • B29C2948/92009—Measured parameter
    • B29C2948/92209—Temperature
    • 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
    • B29C2948/00—Indexing scheme relating to extrusion moulding
    • B29C2948/92—Measuring, controlling or regulating
    • B29C2948/92323—Location or phase of measurement
    • B29C2948/92361—Extrusion unit
    • B29C2948/92409—Die; Nozzle zone
    • 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
    • B29C2948/00—Indexing scheme relating to extrusion moulding
    • B29C2948/92—Measuring, controlling or regulating
    • B29C2948/92323—Location or phase of measurement
    • B29C2948/92428—Calibration, after-treatment, or cooling zone
    • 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
    • B29C2948/00—Indexing scheme relating to extrusion moulding
    • B29C2948/92—Measuring, controlling or regulating
    • B29C2948/92504—Controlled parameter
    • B29C2948/9258—Velocity
    • B29C2948/926—Flow or feed rate
    • 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
    • B29C2948/00—Indexing scheme relating to extrusion moulding
    • B29C2948/92—Measuring, controlling or regulating
    • B29C2948/92504—Controlled parameter
    • B29C2948/92609—Dimensions
    • B29C2948/92647—Thickness
    • 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
    • B29C2948/00—Indexing scheme relating to extrusion moulding
    • B29C2948/92—Measuring, controlling or regulating
    • B29C2948/92504—Controlled parameter
    • B29C2948/92704—Temperature
    • 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
    • B29C2948/00—Indexing scheme relating to extrusion moulding
    • B29C2948/92—Measuring, controlling or regulating
    • B29C2948/92819—Location or phase of control
    • B29C2948/92857—Extrusion unit
    • B29C2948/92904—Die; Nozzle zone

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)
IT27915/73A 1972-08-15 1973-08-14 Metodo ed apparato per produrre pellicola di materiale polimerico IT1001526B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US00280890A US3819775A (en) 1972-08-15 1972-08-15 Method of making polymeric film

Publications (1)

Publication Number Publication Date
IT1001526B true IT1001526B (it) 1976-04-30

Family

ID=23075034

Family Applications (1)

Application Number Title Priority Date Filing Date
IT27915/73A IT1001526B (it) 1972-08-15 1973-08-14 Metodo ed apparato per produrre pellicola di materiale polimerico

Country Status (3)

Country Link
JP (1) JPS563171B2 (it)
CA (1) CA1046213A (it)
IT (1) IT1001526B (it)

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB714194A (en) * 1952-02-29 1954-08-25 British Cellophane Ltd Improvements in or relating to apparatus for the extrusion of thermoplastic material
US3179778A (en) * 1961-07-26 1965-04-20 Black Clawson Co Extrusion machines
US3341388A (en) * 1964-05-20 1967-09-12 Phillips Petroleum Co Method and apparatus for the uniform extruding of thermoplastic film
JPS563170A (en) * 1979-06-18 1981-01-13 Sanyo Electric Co Ltd Machining of monocrystal oxide

Also Published As

Publication number Publication date
JPS4945964A (it) 1974-05-02
CA1046213A (en) 1979-01-16
JPS563171B2 (it) 1981-01-23

Similar Documents

Publication Publication Date Title
CA1015113A (en) Extrusion die-calendering apparatus and method
ZA737725B (en) Method and apparatus for fabricating tubing
IL43527A0 (en) Building method and apparatus
FI52534C (fi) Menetelmä ja laite kestomuovia olevien putkien taivuttamiseksi
IT984176B (it) Apparecchiatuba e procedimento per produrre materiale elastome ro binforzato
IT1016030B (it) Procedimento ed apparecchio di taglio a stampo
IT980280B (it) Apparecchio per gonfiare e metodo relativo
PH11150A (en) Continuous dissoving method and apparatus
HU174816B (hu) Method and apparatus for producing steelsposob i oborudovanie dlja poluchenija stali
IT987462B (it) Apparato di riproduzione
IT985780B (it) Apparecchio e procedimento per l avvolgimento di materiale in striscia
IL43053A0 (en) Method and apparatus for expanding polymers
AR200728A1 (es) Metodo y aparato de perfilaje de pozos
GB1414014A (en) Deflashing apparatus and method
GB1413899A (en) Hydrostatic extrusion apparatus
IT995192B (it) Metodo ed apparato per produrre pellicola di materiale polimerico
IT985660B (it) Metodo ed apparato per lo sviluppo automatico di pellicole di piccole dimensioni
IT1001224B (it) Metodo ed apparato di saldatura
IT1005103B (it) Apparato e metodo di filtrazione
IT1001526B (it) Metodo ed apparato per produrre pellicola di materiale polimerico
IT966260B (it) Metodo ed apparecchio per ciminiere a espansione
IT998312B (it) Metodo ed apparecchio per vulcanizzare articoli allungati
IT987632B (it) Metodo ed apparecchio per imbo binare materiale lineare
IT991336B (it) Apparecchio e metodo per goffrare materiali in nastro
GB1404832A (en) Moulding method and apparatus