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ZA711236B - Process and apparatus for the production of tubes and tubular films - Google Patents

Process and apparatus for the production of tubes and tubular films

Info

Publication number
ZA711236B
ZA711236B ZA711236A ZA711236A ZA711236B ZA 711236 B ZA711236 B ZA 711236B ZA 711236 A ZA711236 A ZA 711236A ZA 711236 A ZA711236 A ZA 711236A ZA 711236 B ZA711236 B ZA 711236B
Authority
ZA
South Africa
Prior art keywords
tubes
production
tubular films
films
tubular
Prior art date
Application number
ZA711236A
Other languages
English (en)
Inventor
W Robinson
J Davis
D Skilling
Original Assignee
Ici 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 Ici Ltd filed Critical Ici Ltd
Publication of ZA711236B publication Critical patent/ZA711236B/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
    • B29C48/919—Thermal treatment of the stream of extruded material, e.g. cooling using a bath, e.g. extruding into an open bath to coagulate or cool the material
    • 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
    • B29C48/03—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
    • B29C48/88—Thermal treatment of the stream of extruded material, e.g. cooling
    • B29C48/89—Internal treatment, e.g. by applying an internal cooling fluid stream
    • 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
    • B29C48/9115—Cooling of hollow articles
    • B29C48/912—Cooling of hollow articles of tubular 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
    • B29C48/001—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
    • B29C48/03—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

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Shaping By String And By Release Of Stress In Plastics And The Like (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)
ZA711236A 1970-03-03 1971-02-25 Process and apparatus for the production of tubes and tubular films ZA711236B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB00139/70A GB1284321A (en) 1970-03-03 1970-03-03 Process and apparatus for the production of tubes and tubular films

Publications (1)

Publication Number Publication Date
ZA711236B true ZA711236B (en) 1972-10-25

Family

ID=9962232

Family Applications (2)

Application Number Title Priority Date Filing Date
ZA711236A ZA711236B (en) 1970-03-03 1971-02-25 Process and apparatus for the production of tubes and tubular films
ZA715650A ZA715650B (en) 1970-03-03 1971-08-24 Improved grinding machine

Family Applications After (1)

Application Number Title Priority Date Filing Date
ZA715650A ZA715650B (en) 1970-03-03 1971-08-24 Improved grinding machine

Country Status (17)

Country Link
US (1) US3819776A (xx)
JP (1) JPS5025511B1 (xx)
AT (1) AT342292B (xx)
BE (1) BE763743A (xx)
BR (1) BR7101307D0 (xx)
CA (1) CA990028A (xx)
CH (1) CH514423A (xx)
DE (1) DE2109282C3 (xx)
ES (1) ES388862A1 (xx)
FR (1) FR2081654B1 (xx)
GB (1) GB1284321A (xx)
HK (1) HK8377A (xx)
LU (1) LU62722A1 (xx)
MY (1) MY7500207A (xx)
NL (1) NL159321B (xx)
SE (1) SE370662B (xx)
ZA (2) ZA711236B (xx)

Families Citing this family (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1440651A (en) * 1973-07-02 1976-06-23 Ici Ltd Cooling thermoplastic tubes
US4093412A (en) * 1973-07-02 1978-06-06 Imperial Chemical Industries Limited Cooling thermoplastics tubes
GB1421978A (en) * 1973-09-17 1976-01-21 Ici Ltd Production of tubular film
US4062916A (en) * 1973-09-17 1977-12-13 Imperial Chemical Industries Limited Production of tubular film
GB1490338A (en) * 1973-10-15 1977-11-02 Bakelite Xylonite Ltd Extrusion processes
GB1490337A (en) * 1973-10-15 1977-11-02 Bakelite Xylonite Ltd Extrusion processes
US6436135B1 (en) 1974-10-24 2002-08-20 David Goldfarb Prosthetic vascular graft
GB1557963A (en) * 1976-06-01 1979-12-19 Ici Ltd Coated tubular forms
GB1533306A (en) * 1976-08-13 1978-11-22 Ici Ltd Cooling thermoplastic tubes
US4287151A (en) * 1976-12-13 1981-09-01 W. R. Grace & Co. Method and apparatus for high speed extrusion of thermoplastic materials
GB1589621A (en) * 1977-03-21 1981-05-13 Ici Ltd Quench bath
GB1591345A (en) * 1977-03-21 1981-06-17 Ici Ltd Cooling tubular film
EP0002315B1 (en) * 1977-11-28 1981-05-20 Imperial Chemical Industries Plc Apparatus and method for producing coated film
US4177238A (en) * 1977-12-14 1979-12-04 Logic Devices, Inc. Fluid cooling of injection molded plastic articles
US4573893A (en) * 1984-04-02 1986-03-04 Application Engineering Corporation Extrusion die with external and internal cooling means
US5277857A (en) * 1992-01-17 1994-01-11 Viskase Corporation Method of making a cellulose food casing
CA2132955C (en) * 1993-07-02 2004-09-14 Tomozi Mizutani Mandrel for cooling
US5766540A (en) * 1997-03-27 1998-06-16 Viskase Corporation Cellulose food casing manufacturing method
US5759478A (en) * 1997-03-27 1998-06-02 Viskase Corporation Mandrel structure for use in manufacture of cellulose food casing
JP3680300B2 (ja) * 2001-10-05 2005-08-10 東洋電機株式会社 合成繊維糸条の熱処理装置
DE102012015462A1 (de) 2012-08-07 2014-02-13 Reifenhäuser GmbH & Co. KG Maschinenfabrik Blasfolienanlage, Verfahren zum Herstellen einer Blasfolienbahn und damit hergestellte Folie
DE112014004724A5 (de) 2013-10-15 2016-08-25 Reifenhäuser GmbH & Co. KG Maschinenfabrik Verfahren zum Herstellen einer Blasfolienbahn sowie Blasfolienanlage

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3193547A (en) * 1961-09-07 1965-07-06 Gloucester Eng Co Inc Method and apparatus for extruding plastic
FR1328548A (fr) * 1962-04-27 1963-05-31 Hercules Powder Co Ltd Appareil pour extruder sous forme de pellicule tubulaire
GB1106994A (en) * 1964-07-06 1968-03-20 Bakelite Xylonite Ltd Improvements in and relating to thermoplastic films

Also Published As

Publication number Publication date
DE2109282C3 (de) 1979-04-19
ATA183571A (de) 1977-07-15
HK8377A (en) 1977-02-17
ES388862A1 (es) 1973-06-01
MY7500207A (en) 1975-12-31
AT342292B (de) 1978-03-28
NL159321B (nl) 1979-02-15
SE370662B (xx) 1974-10-28
DE2109282B2 (de) 1978-08-24
BE763743A (fr) 1971-09-03
FR2081654A1 (xx) 1971-12-10
GB1284321A (en) 1972-08-09
DE2109282A1 (de) 1971-10-21
CH514423A (de) 1971-10-31
CA990028A (en) 1976-06-01
ZA715650B (en) 1972-10-25
BR7101307D0 (pt) 1973-05-10
JPS5025511B1 (xx) 1975-08-23
LU62722A1 (xx) 1971-08-23
US3819776A (en) 1974-06-25
NL7102739A (xx) 1971-09-07
FR2081654B1 (xx) 1975-08-22

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