DK133805B - Fremgangsmåde til ekstrudering af rørformede folier under anvendelse af temperaturregulering og apparat til udøvelse af fremgangsmåden. - Google Patents

Fremgangsmåde til ekstrudering af rørformede folier under anvendelse af temperaturregulering og apparat til udøvelse af fremgangsmåden.

Info

Publication number
DK133805B
DK133805B DK483869AA DK483869A DK133805B DK 133805 B DK133805 B DK 133805B DK 483869A A DK483869A A DK 483869AA DK 483869 A DK483869 A DK 483869A DK 133805 B DK133805 B DK 133805B
Authority
DK
Denmark
Prior art keywords
temperature control
tubular films
extruding tubular
extruding
films
Prior art date
Application number
DK483869AA
Other languages
Danish (da)
English (en)
Other versions
DK133805C (fr
Inventor
Ronald Patrick Burke
Original Assignee
Fitzwilton Ltd
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 Fitzwilton Ltd filed Critical Fitzwilton Ltd
Publication of DK133805B publication Critical patent/DK133805B/da
Application granted granted Critical
Publication of DK133805C publication Critical patent/DK133805C/da

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
    • B29C48/78—Thermal treatment of the extrusion moulding material or of preformed parts or layers, e.g. by heating or cooling
    • B29C48/86—Thermal treatment of the extrusion moulding material or of preformed parts or layers, e.g. by heating or cooling at the nozzle zone
    • B29C48/87—Cooling
    • 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
    • B29C48/09—Articles with cross-sections having partially or fully enclosed cavities, e.g. pipes or channels
    • B29C48/10—Articles with cross-sections having partially or fully enclosed cavities, e.g. pipes or channels flexible, e.g. blown foils
    • 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
    • B29C48/32—Extrusion nozzles or dies with annular openings, e.g. for forming tubular articles
    • B29C48/34—Cross-head annular extrusion nozzles, i.e. for simultaneously receiving moulding material and the preform to be coated
    • 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
    • B29C48/78—Thermal treatment of the extrusion moulding material or of preformed parts or layers, e.g. by heating or cooling
    • B29C48/86—Thermal treatment of the extrusion moulding material or of preformed parts or layers, e.g. by heating or cooling at the 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
    • 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
    • B29C48/78—Thermal treatment of the extrusion moulding material or of preformed parts or layers, e.g. by heating or cooling
    • B29C48/86—Thermal treatment of the extrusion moulding material or of preformed parts or layers, e.g. by heating or cooling at the nozzle zone
    • B29C48/865—Heating
    • 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
    • B29C48/001—Combinations of extrusion moulding with other shaping operations
    • B29C48/0018—Combinations of extrusion moulding with other shaping operations combined with shaping by orienting, stretching or shrinking, e.g. film blowing
    • 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
    • B29C48/001—Combinations of extrusion moulding with other shaping operations
    • B29C48/0019—Combinations of extrusion moulding with other shaping operations combined with shaping by flattening, folding or bending
    • 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
    • B29C48/32—Extrusion nozzles or dies with annular openings, e.g. for forming tubular articles

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Manufacturing & Machinery (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)
  • Moulds For Moulding Plastics Or The Like (AREA)
  • Shaping By String And By Release Of Stress In Plastics And The Like (AREA)
  • Injection Moulding Of Plastics Or The Like (AREA)
  • Making Paper Articles (AREA)
DK483869AA 1968-09-12 1969-09-10 Fremgangsmåde til ekstrudering af rørformede folier under anvendelse af temperaturregulering og apparat til udøvelse af fremgangsmåden. DK133805B (da)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB43324/68A GB1287404A (en) 1968-09-12 1968-09-12 The manufacture of plastics bags, sacks and tubular or sheet film

Publications (2)

Publication Number Publication Date
DK133805B true DK133805B (da) 1976-07-26
DK133805C DK133805C (fr) 1976-12-13

Family

ID=10428271

Family Applications (1)

Application Number Title Priority Date Filing Date
DK483869AA DK133805B (da) 1968-09-12 1969-09-10 Fremgangsmåde til ekstrudering af rørformede folier under anvendelse af temperaturregulering og apparat til udøvelse af fremgangsmåden.

Country Status (9)

Country Link
JP (1) JPS5144151B1 (fr)
CA (1) CA926062A (fr)
CH (1) CH497272A (fr)
DE (2) DE1966951A1 (fr)
DK (1) DK133805B (fr)
FR (1) FR2018008A1 (fr)
GB (1) GB1287404A (fr)
IE (1) IE33555B1 (fr)
NL (1) NL6913965A (fr)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL190570C (nl) * 1978-05-05 1994-05-02 Lely Nv C Van Der Inrichting voor het strooien van korrel- en/of poedervormig materiaal.
NL7810805A (nl) * 1978-10-31 1980-05-02 Lely Nv C Van Der Inrichting voor het verspreiden van korrel- en/of poedervormig materiaal.
DE2908949C2 (de) * 1979-03-07 1982-07-15 Amazonen-Werke H. Dreyer Gmbh & Co Kg, 4507 Hasbergen Schleuderdüngerstreuer
JPS5885034U (ja) * 1981-12-04 1983-06-09 株式会社イナックス 設備ユニツトに用いるタイルパネル
DE3505382A1 (de) * 1985-02-16 1986-08-21 Accord-Landmaschinen Heinrich Weiste & Co Gmbh, 4770 Soest Zweischeibenduengerstreuer
JPS6219431A (ja) * 1985-07-19 1987-01-28 Terumo Corp 内面を粗面とした環状の熱可塑性樹脂フイルムの製造方法およびその装置
GB2190035A (en) * 1986-05-08 1987-11-11 Polysystems Machinery Manufact Film extrustion die-lip heater
DE3643853A1 (de) * 1986-12-22 1988-06-30 Amazonen Werke Dreyer H Schleuderstreuer
JPH03119086U (fr) * 1990-03-19 1991-12-09
JPH05222758A (ja) * 1992-02-13 1993-08-31 Inax Corp 小便器ユニット

Also Published As

Publication number Publication date
DE1944918B2 (de) 1976-03-18
DK133805C (fr) 1976-12-13
NL6913965A (fr) 1970-03-16
DE1944918A1 (de) 1970-03-19
CH497272A (de) 1970-10-15
CA926062A (en) 1973-05-15
JPS5144151B1 (fr) 1976-11-26
FR2018008A1 (fr) 1970-05-29
GB1287404A (en) 1972-08-31
DE6934811U (de) 1973-05-24
IE33555L (en) 1970-03-12
DE1966951A1 (de) 1976-02-05
IE33555B1 (en) 1974-08-07

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