IN154865B - - Google Patents

Info

Publication number
IN154865B
IN154865B IN574/CAL/81A IN574CA1981A IN154865B IN 154865 B IN154865 B IN 154865B IN 574CA1981 A IN574CA1981 A IN 574CA1981A IN 154865 B IN154865 B IN 154865B
Authority
IN
India
Application number
IN574/CAL/81A
Other languages
English (en)
Inventor
Shigeo Fujitani
Youichi Matsuda
Original Assignee
Nippon Unicar Co 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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=13493658&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=IN154865(B) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Nippon Unicar Co Ltd filed Critical Nippon Unicar Co Ltd
Publication of IN154865B publication Critical patent/IN154865B/en

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
    • B29C48/885—External treatment, e.g. by using air rings for cooling 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
    • B29C48/03—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
    • 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

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)
  • Manufacture Of Macromolecular Shaped Articles (AREA)
  • Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
  • Heating, Cooling, Or Curing Plastics Or The Like In General (AREA)
  • Shaping Of Tube Ends By Bending Or Straightening (AREA)
IN574/CAL/81A 1980-05-30 1981-05-29 IN154865B (https=)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP55072587A JPS6026698B2 (ja) 1980-05-30 1980-05-30 プラスチツクフイルムの成形方法および装置

Publications (1)

Publication Number Publication Date
IN154865B true IN154865B (https=) 1984-12-22

Family

ID=13493658

Family Applications (1)

Application Number Title Priority Date Filing Date
IN574/CAL/81A IN154865B (https=) 1980-05-30 1981-05-29

Country Status (15)

Country Link
US (1) US4399094A (https=)
EP (1) EP0041803B1 (https=)
JP (1) JPS6026698B2 (https=)
KR (1) KR840000511B1 (https=)
AR (1) AR224823A1 (https=)
AU (1) AU541296B2 (https=)
BR (1) BR8103347A (https=)
CA (1) CA1162371A (https=)
DE (1) DE3163598D1 (https=)
DK (1) DK237381A (https=)
ES (1) ES502623A0 (https=)
FI (1) FI811623L (https=)
IN (1) IN154865B (https=)
NO (1) NO811825L (https=)
ZA (1) ZA813641B (https=)

Families Citing this family (25)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5839420A (ja) * 1981-09-04 1983-03-08 Showa Denko Kk インフレ−シヨン・フイルムの成形方法
JPS5845026A (ja) * 1981-09-11 1983-03-16 Showa Denko Kk インフレ−シヨンフイルム成形方法
JPS5859069A (ja) * 1981-10-05 1983-04-07 Showa Denko Kk インフレ−シヨンフイルム成形装置
JPS5865630A (ja) * 1981-10-16 1983-04-19 Nippon Yunikaa Kk インフレ−シヨンフイルムの成形方法および装置
JPS58101716U (ja) * 1981-12-29 1983-07-11 三菱化学株式会社 インフレ−シヨンフイルム成形装置
SE437490B (sv) * 1982-10-18 1985-03-04 Unifos Kemi Ab Forfarande vid kontinuerlig filmblasning av linjera termoplastmaterial
JPS59111819A (ja) * 1982-12-17 1984-06-28 Idemitsu Petrochem Co Ltd 多層インフレ−シヨンフイルムの成形方法
NO168934C (no) * 1983-06-29 1992-04-22 Norsolor Sa Innretning for kjoeling av plastfolier
US4671891A (en) * 1983-09-16 1987-06-09 The Procter & Gamble Company Bleaching compositions
US4832897A (en) * 1984-02-07 1989-05-23 Stamicarbon B.V. Process for the preparation of blown film
NL8400375A (nl) * 1984-02-07 1985-09-02 Stamicarbon Werkwijze voor het vervaardigen van blaasfolie.
US4606879A (en) * 1985-02-28 1986-08-19 Cerisano Frank D High stalk blown film extrusion apparatus and method
US4842803A (en) * 1988-03-25 1989-06-27 Union Camp Corporation Method and apparatus for extruding blown thermoplastic film tubes
US4929162A (en) * 1989-03-09 1990-05-29 Mirek Planeta Air rings for production of blown plastic film
DE4001287A1 (de) * 1990-01-18 1991-07-25 Stefan Konermann Verfahren zur herstellung von blasfolien in einer folienblasanlage
DE4115353C3 (de) * 1991-05-10 1998-04-09 Karl Veit Holger Prof Dr Ing Folienblasanlage zur Herstellung von Kunststoffolien
US5562926A (en) * 1991-05-10 1996-10-08 Karl; Veit-Holger Film-blowing plant for manufacturing plastic films
US5310329A (en) * 1992-02-05 1994-05-10 Cree Robert E Air shroud device for a blown film extrusion line
US5207971A (en) * 1992-02-07 1993-05-04 Quantum Chemical Corporation Extrusion of wrinkle-free blown film from high modulus resin
DE4205185A1 (de) * 1992-02-20 1993-08-26 Windmoeller & Hoelscher Blaskopf fuer die herstellung von schlauchfolien aus thermoplastischem kunststoff
JPH0760833A (ja) * 1993-08-23 1995-03-07 Mitsubishi Chem Corp インフレーション樹脂フィルムの成形方法
US6273699B1 (en) * 1998-05-19 2001-08-14 Udo Finke Device for manufacturing plastic film
JP3710800B2 (ja) * 2003-01-31 2005-10-26 住友ベークライト株式会社 管状樹脂フィルムの製造装置および製造方法
KR101154200B1 (ko) * 2010-05-17 2012-06-18 주식회사 피에스원 열가소성 수지를 부풀려서 필름으로 성형하는 장치
US20170239867A1 (en) * 2014-05-13 2017-08-24 Brampton Engineering Inc. Pressure chamber for blown film extrusion

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3221084A (en) * 1959-05-26 1965-11-30 Du Pont Manufacture of polyethylene film
DE1166458B (de) * 1959-09-18 1964-03-26 Krauss Maffei Ag Schneckenpresse mit einer Ringduese
BE595811A (https=) * 1959-10-06 1900-01-01
NL280472A (https=) * 1961-07-05 1900-01-01
DE1183229B (de) * 1962-05-11 1964-12-10 Reifenhaeuser Kg Verfahren und Vorrichtung zur Herstellung von Schlauchfolien aus thermoplastischem Kunststoff
NL302747A (https=) * 1963-02-11 1900-01-01
US3363035A (en) * 1964-12-16 1968-01-09 Seikisui Chemical Co Ltd Process for stretching tubular molded articles of thermoplastic resin
US3548042A (en) * 1966-07-22 1970-12-15 Reynolds Metals Co Method and apparatus for cooling extruded tubing
US3888609A (en) * 1970-10-12 1975-06-10 Leco Industries Ltd Apparatus for producing films in accordance with the blown tube process
JPS538339A (en) * 1976-07-12 1978-01-25 Hitachi Shipbuilding Eng Co Means for welding narrow groove
DE2725832A1 (de) * 1977-06-08 1978-12-14 Reifenhaeuser Kg Blaskopf fuer die herstellung von schlauchfolien aus thermoplastischem kunststoff
US4330501A (en) * 1980-06-30 1982-05-18 Union Carbide Corporation Method and apparatus for cooling film bubble of low strain hardening polymers

Also Published As

Publication number Publication date
KR830005992A (ko) 1983-09-14
AU7117481A (en) 1981-12-03
ES8203264A1 (es) 1982-04-01
FI811623A7 (fi) 1981-12-01
AU541296B2 (en) 1985-01-03
EP0041803A1 (en) 1981-12-16
DK237381A (da) 1981-12-01
NO811825L (no) 1981-12-01
BR8103347A (pt) 1982-02-16
AR224823A1 (es) 1982-01-15
CA1162371A (en) 1984-02-21
FI811623L (fi) 1981-12-01
ES502623A0 (es) 1982-04-01
EP0041803B1 (en) 1984-05-16
JPS56167417A (en) 1981-12-23
DE3163598D1 (en) 1984-06-20
ZA813641B (en) 1982-06-30
KR840000511B1 (ko) 1984-04-17
US4399094A (en) 1983-08-16
JPS6026698B2 (ja) 1985-06-25

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