CZ302894A3 - Process and apparatus for cooling a hose of thermoplastic material melt, extruded from a foil blowing head - Google Patents

Process and apparatus for cooling a hose of thermoplastic material melt, extruded from a foil blowing head Download PDF

Info

Publication number
CZ302894A3
CZ302894A3 CZ943028A CZ302894A CZ302894A3 CZ 302894 A3 CZ302894 A3 CZ 302894A3 CZ 943028 A CZ943028 A CZ 943028A CZ 302894 A CZ302894 A CZ 302894A CZ 302894 A3 CZ302894 A3 CZ 302894A3
Authority
CZ
Czechia
Prior art keywords
air stream
cooling
annular
cooling air
hose
Prior art date
Application number
CZ943028A
Other languages
Czech (cs)
English (en)
Inventor
Klemens Sensen
Gerd Kasselmann
Gunter Schmitt
Original Assignee
Windmoller & Holscher Fa
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 Windmoller & Holscher Fa filed Critical Windmoller & Holscher Fa
Publication of CZ302894A3 publication Critical patent/CZ302894A3/cs

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
    • B29C48/9115—Cooling of hollow articles
    • B29C48/912—Cooling of hollow articles of tubular films
    • B29C48/913—Cooling of hollow articles of tubular films externally
    • 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

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)
  • Shaping By String And By Release Of Stress In Plastics And The Like (AREA)
CZ943028A 1994-02-21 1994-12-02 Process and apparatus for cooling a hose of thermoplastic material melt, extruded from a foil blowing head CZ302894A3 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE4405464A DE4405464C1 (de) 1994-02-21 1994-02-21 Verfahren und Vorrichtung zur Kühlung des aus einem Folienblaskopf extrudierten Schlauches aus thermoplastischer Kunststoffschmelze

Publications (1)

Publication Number Publication Date
CZ302894A3 true CZ302894A3 (en) 1995-11-15

Family

ID=6510756

Family Applications (1)

Application Number Title Priority Date Filing Date
CZ943028A CZ302894A3 (en) 1994-02-21 1994-12-02 Process and apparatus for cooling a hose of thermoplastic material melt, extruded from a foil blowing head

Country Status (9)

Country Link
JP (1) JPH07251449A (hu)
CA (1) CA2142179A1 (hu)
CZ (1) CZ302894A3 (hu)
DE (1) DE4405464C1 (hu)
DK (1) DK18695A (hu)
FR (1) FR2716404A1 (hu)
GB (1) GB2286555A (hu)
HU (1) HUT71306A (hu)
IT (1) IT1282297B1 (hu)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2289432B (en) * 1994-05-18 1998-06-17 Windmoeller & Hoelscher A film blowing head for producing tubular film webs of a thermoplastic synthetic material
DE19821856A1 (de) * 1998-05-15 1999-11-25 Lean Tec Entwicklungs Gmbh Verfahren zur Herstellung von Blasfolien sowie Einrichtung zur Durchführung des Verfahrens
EP0975132A1 (en) * 1998-07-20 2000-01-26 Alcatel Telecommunication system comprising at least a mobile phone and at least a camera unit
EP3088159B1 (de) * 2015-04-29 2021-08-11 Kdesign GmbH Kühlring und verfahren zur aussenkühlung einer schlauchfolie aus thermoplastischem kunststoff bei deren herstellung

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS57210823A (en) * 1981-06-22 1982-12-24 Sumitomo Chem Co Ltd Cooling method and apparatus for thermoplastic resin film or sheet like object
US4626397A (en) * 1984-10-29 1986-12-02 Union Camp Corporation Method for controlled orientation of extruded resins
US4606879A (en) * 1985-02-28 1986-08-19 Cerisano Frank D High stalk blown film extrusion apparatus and method
US5288219A (en) * 1991-03-25 1994-02-22 Battenfeld Gloucester Engineering Co., Inc. Air ring for controlling blown film thickness

Also Published As

Publication number Publication date
ITBZ950007A1 (it) 1996-08-10
HU9500256D0 (en) 1995-03-28
DE4405464C1 (de) 1995-01-12
GB2286555A (en) 1995-08-23
DK18695A (da) 1995-08-22
FR2716404A1 (fr) 1995-08-25
HUT71306A (en) 1995-11-28
GB9425597D0 (en) 1995-02-15
CA2142179A1 (en) 1995-08-22
JPH07251449A (ja) 1995-10-03
ITBZ950007A0 (it) 1995-02-10
IT1282297B1 (it) 1998-03-16

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