GB1568838A - Cooling apparatus for air cooling tubular plastics film made by a foln blowhead - Google Patents

Cooling apparatus for air cooling tubular plastics film made by a foln blowhead Download PDF

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Publication number
GB1568838A
GB1568838A GB54413/76A GB5441376A GB1568838A GB 1568838 A GB1568838 A GB 1568838A GB 54413/76 A GB54413/76 A GB 54413/76A GB 5441376 A GB5441376 A GB 5441376A GB 1568838 A GB1568838 A GB 1568838A
Authority
GB
United Kingdom
Prior art keywords
cooling
air
ring
rings
film
Prior art date
Legal status (The legal status 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 status listed.)
Expired
Application number
GB54413/76A
Other languages
English (en)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Windmoeller and Hoelscher KG
Original Assignee
Windmoeller and Hoelscher KG
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 Windmoeller and Hoelscher KG filed Critical Windmoeller and Hoelscher KG
Publication of GB1568838A publication Critical patent/GB1568838A/en
Expired legal-status Critical Current

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
    • B29C48/88—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
    • B29C48/9125—Cooling of hollow articles of tubular films internally

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)
GB54413/76A 1976-03-15 1976-12-31 Cooling apparatus for air cooling tubular plastics film made by a foln blowhead Expired GB1568838A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2610818A DE2610818C2 (de) 1976-03-15 1976-03-15 Kühlvorrichtung für mittels eines Folienblaskopfes hergestellte Kunststoff-Schlauchfolien mit Luftkühlung

Publications (1)

Publication Number Publication Date
GB1568838A true GB1568838A (en) 1980-06-04

Family

ID=5972481

Family Applications (1)

Application Number Title Priority Date Filing Date
GB54413/76A Expired GB1568838A (en) 1976-03-15 1976-12-31 Cooling apparatus for air cooling tubular plastics film made by a foln blowhead

Country Status (9)

Country Link
US (1) US4105380A (US20080293856A1-20081127-C00150.png)
JP (1) JPS52111962A (US20080293856A1-20081127-C00150.png)
BR (1) BR7700615A (US20080293856A1-20081127-C00150.png)
CA (1) CA1091878A (US20080293856A1-20081127-C00150.png)
CH (1) CH610811A5 (US20080293856A1-20081127-C00150.png)
DE (1) DE2610818C2 (US20080293856A1-20081127-C00150.png)
FR (1) FR2344394A2 (US20080293856A1-20081127-C00150.png)
GB (1) GB1568838A (US20080293856A1-20081127-C00150.png)
IT (1) IT1077592B (US20080293856A1-20081127-C00150.png)

Families Citing this family (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS564433A (en) * 1979-06-23 1981-01-17 Modern Mach Kk Guiding device for valve equipped with internal cooler
US4472343A (en) * 1981-11-28 1984-09-18 Idemitsu Petrochemical Co., Ltd. Tubular film process
JPS58139561U (ja) * 1982-03-17 1983-09-20 富士重工業株式会社 エンジンのエアクリ−ナ
US4415711A (en) * 1982-07-02 1983-11-15 Union Carbide Corporation Process for forming film from low strain hardening polymers
DE3335334C2 (de) * 1983-09-29 1986-01-30 Windmöller & Hölscher, 4540 Lengerich Kühlvorrichtung für aus einem Folienblaskopf extrudierte Kunststoffschlauchfolien mit Luftkühlung
DE3436881A1 (de) * 1984-10-08 1986-04-10 Windmöller & Hölscher, 4540 Lengerich Kuehlvorrichtung fuer aus einem folienblaskopf extrudierte kunststoffschlauchfolien
US4606879A (en) * 1985-02-28 1986-08-19 Cerisano Frank D High stalk blown film extrusion apparatus and method
DE3820530A1 (de) * 1988-06-16 1989-12-21 Reifenhaeuser Masch Vorrichtung zum blasen von schlauchfolien, insbes. von mehrschichtigen schlauchfolien
EP0377059A1 (de) * 1989-01-02 1990-07-11 Institut Mekhaniki Metallopolimernykh Sistem Akademii Nauk Belorusskoi Ssr Spritzkopf zur Herstellung einer polymeren Rostschutz-Schlauchfolie
DE4405462C1 (de) * 1994-02-21 1995-04-20 Windmoeller & Hoelscher Folienblaskopf zur Extrusion eines Schlauches aus thermoplastischer Kunststoffschmelze
DE4418133C1 (de) * 1994-05-25 1995-04-06 Reifenhaeuser Masch An einen Blaskopf anschließbare Vorrichtung zur Einführung von Blasluft in die Folienblase beim Blasen von Schlauchfolien
DE4420023C2 (de) * 1994-06-09 1996-04-11 Reifenhaeuser Masch Vorrichtung zum Blasen von Schlauchfolien aus thermoplastischem Kunststoff
US5560938A (en) * 1995-05-31 1996-10-01 Planeta; Mirek Internal cooling air supply assembly
US6068462A (en) * 1997-12-02 2000-05-30 Brampton Engineering, Inc. Apparatus for continuously forming a blown film
DE10066051B4 (de) * 1999-09-09 2004-10-28 Kdesign Gmbh Verfahren zur Steuerung und Regelung des Dickenprofils bei der Blasfolienherstellung
JP4632557B2 (ja) * 2001-02-19 2011-02-16 株式会社クラレ インフレーション製膜方法とその装置
CA3009083C (en) 2016-01-15 2021-06-01 Addex, Inc. Apparatus with unidirectional and divergent cooling elements for blown film cooling
US11298865B2 (en) * 2016-01-15 2022-04-12 Addex, Inc. High performance cooling system
US11104054B2 (en) * 2016-01-15 2021-08-31 Addex, Inc. High performance cooling system

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2032346C3 (de) * 1970-06-30 1982-12-23 Windmöller & Hölscher, 4540 Lengerich Kühlvorrichtung für mittels eines Folienblaskopfes hergestellte Kunststoff-Schlauchfolien
DE2262190B2 (de) * 1972-12-19 1975-02-06 Windmoeller & Hoelscher, 4540 Lengerich Kühlvorrichtung für mittels eines Folienblaskopfes hergestellte Kunstoff-Schlauchfolien mH Luftkühlung
DE2324133A1 (de) * 1973-05-12 1974-11-28 Hoechst Ag Aussenkalibrieren von extrudierten hohlprofilen aus thermoplastischem kunststoff
DE2459785C2 (de) * 1974-12-18 1980-10-16 Reifenhaeuser Kg, 5210 Troisdorf Innenkühlvorrichtung für Kunststoffschlauchfolien, die einem an eine Schneckenstrangpresse anschließbaren Blaskopf mit Ringspaltdüse nachgeschaltet ist

Also Published As

Publication number Publication date
US4105380A (en) 1978-08-08
BR7700615A (pt) 1977-10-04
DE2610818C2 (de) 1984-06-20
FR2344394B2 (US20080293856A1-20081127-C00150.png) 1980-08-29
DE2610818A1 (de) 1977-10-27
CA1091878A (en) 1980-12-23
CH610811A5 (US20080293856A1-20081127-C00150.png) 1979-05-15
JPS5757257B2 (US20080293856A1-20081127-C00150.png) 1982-12-03
JPS52111962A (en) 1977-09-20
IT1077592B (it) 1985-05-04
FR2344394A2 (fr) 1977-10-14

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PCNP Patent ceased through non-payment of renewal fee