BE764881A - Procede et dispositif pour la trempe de bandes de matiere thermoplastique fondue - Google Patents

Procede et dispositif pour la trempe de bandes de matiere thermoplastique fondue

Info

Publication number
BE764881A
BE764881A BE764881A BE764881A BE764881A BE 764881 A BE764881 A BE 764881A BE 764881 A BE764881 A BE 764881A BE 764881 A BE764881 A BE 764881A BE 764881 A BE764881 A BE 764881A
Authority
BE
Belgium
Prior art keywords
tempering
strips
thermoplastic material
melted thermoplastic
melted
Prior art date
Application number
BE764881A
Other languages
English (en)
French (fr)
Inventor
D E Heyer
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
Application filed by Du Pont filed Critical Du Pont
Publication of BE764881A publication Critical patent/BE764881A/xx

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
    • B29C48/25—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
    • 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
    • B29C48/9155—Pressure rollers
    • 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
    • B29C48/9165—Electrostatic pinning
    • 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)
  • Extrusion Moulding Of Plastics Or The Like (AREA)
  • Moulding By Coating Moulds (AREA)
  • Advancing Webs (AREA)
  • Optical Couplings Of Light Guides (AREA)
BE764881A 1970-03-27 1971-03-26 Procede et dispositif pour la trempe de bandes de matiere thermoplastique fondue BE764881A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US2339070A 1970-03-27 1970-03-27

Publications (1)

Publication Number Publication Date
BE764881A true BE764881A (fr) 1971-09-27

Family

ID=21814808

Family Applications (1)

Application Number Title Priority Date Filing Date
BE764881A BE764881A (fr) 1970-03-27 1971-03-26 Procede et dispositif pour la trempe de bandes de matiere thermoplastique fondue

Country Status (8)

Country Link
JP (1) JPS5218230B1 (enrdf_load_stackoverflow)
BE (1) BE764881A (enrdf_load_stackoverflow)
CA (1) CA969312A (enrdf_load_stackoverflow)
DE (2) DE7111346U (enrdf_load_stackoverflow)
FR (1) FR2083619B1 (enrdf_load_stackoverflow)
GB (1) GB1333133A (enrdf_load_stackoverflow)
LU (1) LU62858A1 (enrdf_load_stackoverflow)
NL (1) NL159608B (enrdf_load_stackoverflow)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3779682A (en) * 1972-03-08 1973-12-18 Du Pont Quenching molten thermoplastic film
DE19618716C2 (de) * 1996-05-09 1999-01-21 Brueckner Maschbau Vorrichtung zum Anlegen eines Kunststoffilms an einer Walze

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1027391A (fr) * 1950-09-09 1953-05-11 Machine pour assurer le séchage des pâtes alimentaires dites longues
US3061940A (en) * 1958-08-22 1962-11-06 Du Pont Method and apparatus for heat transfer
US3097971A (en) * 1960-11-09 1963-07-16 British Iron Steel Research Method of and apparatus for supporting or guiding strip material
US3268766A (en) * 1964-02-04 1966-08-23 Du Pont Apparatus for removal of electric charges from dielectric film surfaces
DE1504464C3 (de) * 1964-06-02 1975-05-15 Hoechst Ag, 6000 Frankfurt Verfahren und Vorrichtung zur Herstellung von hochtransparenten Folien aus thermoplastischen Kunststoffen
JPS5018026B1 (enrdf_load_stackoverflow) * 1966-11-12 1975-06-25
JPS537999B2 (enrdf_load_stackoverflow) * 1972-07-21 1978-03-24

Also Published As

Publication number Publication date
NL7104095A (enrdf_load_stackoverflow) 1971-09-29
GB1333133A (en) 1973-10-10
DE2114846C2 (de) 1983-04-07
NL159608B (nl) 1979-03-15
FR2083619A1 (enrdf_load_stackoverflow) 1971-12-17
JPS5218230B1 (enrdf_load_stackoverflow) 1977-05-20
DE7111346U (de) 1971-08-12
CA969312A (en) 1975-06-17
LU62858A1 (enrdf_load_stackoverflow) 1971-11-08
FR2083619B1 (enrdf_load_stackoverflow) 1976-02-06
DE2114846A1 (de) 1971-10-21

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Legal Events

Date Code Title Description
RE20 Patent expired

Owner name: E.I. DU PONT DE NEMOURS AND CY

Effective date: 19910326