CH436688A - Extruder-Werkzeug mit einem veränderlichen Austrittsspalt zur Erzeugung eines Filmes - Google Patents

Extruder-Werkzeug mit einem veränderlichen Austrittsspalt zur Erzeugung eines Filmes

Info

Publication number
CH436688A
CH436688A CH1646064A CH1646064A CH436688A CH 436688 A CH436688 A CH 436688A CH 1646064 A CH1646064 A CH 1646064A CH 1646064 A CH1646064 A CH 1646064A CH 436688 A CH436688 A CH 436688A
Authority
CH
Switzerland
Prior art keywords
producing
film
exit gap
extruder tool
variable exit
Prior art date
Application number
CH1646064A
Other languages
German (de)
English (en)
Inventor
M Tyrner Joseph
Original Assignee
Allied Chem
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 US332514A external-priority patent/US3241183A/en
Application filed by Allied Chem filed Critical Allied Chem
Publication of CH436688A publication Critical patent/CH436688A/de

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
    • B29C48/30—Extrusion nozzles or dies
    • B29C48/305—Extrusion nozzles or dies having a wide opening, e.g. for forming sheets
    • B29C48/31—Extrusion nozzles or dies having a wide opening, e.g. for forming sheets being adjustable, i.e. having adjustable exit sections
    • B29C48/313—Extrusion nozzles or dies having a wide opening, e.g. for forming sheets being adjustable, i.e. having adjustable exit sections by positioning the die lips
    • 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
    • B29C48/30—Extrusion nozzles or dies
    • B29C48/305—Extrusion nozzles or dies having a wide opening, e.g. for forming sheets
    • B29C48/31—Extrusion nozzles or dies having a wide opening, e.g. for forming sheets being adjustable, i.e. having adjustable exit sections
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
    • B29K2995/00—Properties of moulding materials, reinforcements, fillers, preformed parts or moulds
    • B29K2995/0037—Other properties
    • B29K2995/0072—Roughness, e.g. anti-slip
    • B29K2995/0073—Roughness, e.g. anti-slip smooth

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)
CH1646064A 1963-12-23 1964-12-21 Extruder-Werkzeug mit einem veränderlichen Austrittsspalt zur Erzeugung eines Filmes CH436688A (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US332514A US3241183A (en) 1963-12-23 1963-12-23 Film extrusion die
BE657349A BE657349A (cs) 1963-12-23 1964-12-18

Publications (1)

Publication Number Publication Date
CH436688A true CH436688A (de) 1967-11-15

Family

ID=25656095

Family Applications (1)

Application Number Title Priority Date Filing Date
CH1646064A CH436688A (de) 1963-12-23 1964-12-21 Extruder-Werkzeug mit einem veränderlichen Austrittsspalt zur Erzeugung eines Filmes

Country Status (4)

Country Link
BE (1) BE657349A (cs)
CH (1) CH436688A (cs)
DE (1) DE1479931B2 (cs)
NL (1) NL6414911A (cs)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2937204C2 (de) * 1979-09-14 1982-09-02 Werner & Pfleiderer, 7000 Stuttgart Extrudermaschine mit Breitspritzkopf und zugeordnetem Kalander
DE3167426D1 (en) * 1980-06-10 1985-01-10 Erich Pagendarm Fantail nozzle for producing a continuous gas or liquid veil, e.g. for burners
CA1210917A (en) * 1983-06-28 1986-09-09 Arakalgud V. Ramamurthy Process for reducing surface melt fracture during extrusion of ethylene polymers
US5464577A (en) * 1994-01-04 1995-11-07 Minnesota Mining And Manufacturing Company Method of thickness control for dies
DE9412550U1 (de) * 1994-08-04 1994-10-13 Krupp Hoesch Tecna AG, 44145 Dortmund Rohrbeschichtungsanlage zum Außenbeschichten von geschweißten Längsnahtrohren

Also Published As

Publication number Publication date
BE657349A (cs) 1965-04-16
DE1479931A1 (de) 1969-05-14
DE1479931B2 (de) 1971-08-19
NL6414911A (cs) 1965-06-24

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