JPS5942931A - インフレ−シヨンフイルムの成形法 - Google Patents

インフレ−シヨンフイルムの成形法

Info

Publication number
JPS5942931A
JPS5942931A JP57152763A JP15276382A JPS5942931A JP S5942931 A JPS5942931 A JP S5942931A JP 57152763 A JP57152763 A JP 57152763A JP 15276382 A JP15276382 A JP 15276382A JP S5942931 A JPS5942931 A JP S5942931A
Authority
JP
Japan
Prior art keywords
bulb
bubble
cold air
bubbles
guide pillar
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.)
Granted
Application number
JP57152763A
Other languages
English (en)
Japanese (ja)
Other versions
JPH0118851B2 (mo
Inventor
Takumi Maruyama
巧 丸山
Koichiro Ikuta
興一郎 生田
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.)
Resonac Holdings Corp
Original Assignee
Showa Denko KK
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 Showa Denko KK filed Critical Showa Denko KK
Priority to JP57152763A priority Critical patent/JPS5942931A/ja
Publication of JPS5942931A publication Critical patent/JPS5942931A/ja
Publication of JPH0118851B2 publication Critical patent/JPH0118851B2/ja
Granted 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
    • B29C48/885—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

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)
JP57152763A 1982-09-03 1982-09-03 インフレ−シヨンフイルムの成形法 Granted JPS5942931A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP57152763A JPS5942931A (ja) 1982-09-03 1982-09-03 インフレ−シヨンフイルムの成形法

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP57152763A JPS5942931A (ja) 1982-09-03 1982-09-03 インフレ−シヨンフイルムの成形法

Publications (2)

Publication Number Publication Date
JPS5942931A true JPS5942931A (ja) 1984-03-09
JPH0118851B2 JPH0118851B2 (mo) 1989-04-07

Family

ID=15547611

Family Applications (1)

Application Number Title Priority Date Filing Date
JP57152763A Granted JPS5942931A (ja) 1982-09-03 1982-09-03 インフレ−シヨンフイルムの成形法

Country Status (1)

Country Link
JP (1) JPS5942931A (mo)

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS59171620A (ja) * 1983-03-19 1984-09-28 Sumitomo Chem Co Ltd インフレーションフイルムの成形方法ならびに装置
JPS61229529A (ja) * 1985-04-05 1986-10-13 Mitsubishi Chem Ind Ltd 線状低密度ポリエチレンインフレ−シヨンフイルムの成形方法
US4626397A (en) * 1984-10-29 1986-12-02 Union Camp Corporation Method for controlled orientation of extruded resins
JPH0321430A (ja) * 1989-06-20 1991-01-30 Asahi Chem Ind Co Ltd インフレーションフィルムの成形方法
US5403539A (en) * 1992-07-15 1995-04-04 Showa Denko K.K. Method and apparatus for molding inflation film

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS561210A (en) * 1979-06-19 1981-01-08 Kawasaki Steel Corp Operating method for steel bar cooling apparatus

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS561210A (en) * 1979-06-19 1981-01-08 Kawasaki Steel Corp Operating method for steel bar cooling apparatus

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS59171620A (ja) * 1983-03-19 1984-09-28 Sumitomo Chem Co Ltd インフレーションフイルムの成形方法ならびに装置
US4626397A (en) * 1984-10-29 1986-12-02 Union Camp Corporation Method for controlled orientation of extruded resins
JPS61229529A (ja) * 1985-04-05 1986-10-13 Mitsubishi Chem Ind Ltd 線状低密度ポリエチレンインフレ−シヨンフイルムの成形方法
JPH0321430A (ja) * 1989-06-20 1991-01-30 Asahi Chem Ind Co Ltd インフレーションフィルムの成形方法
US5403539A (en) * 1992-07-15 1995-04-04 Showa Denko K.K. Method and apparatus for molding inflation film

Also Published As

Publication number Publication date
JPH0118851B2 (mo) 1989-04-07

Similar Documents

Publication Publication Date Title
US3141194A (en) Gas delivery nozzle for film casting apparatus
JPS5881128A (ja) インフレ−シヨンフイルム製造方法およびその装置
US4118453A (en) Method and apparatus for the extrusion of tubular thermoplastic film
US4842803A (en) Method and apparatus for extruding blown thermoplastic film tubes
JPS61108531A (ja) 二軸に配向された高密度ポリエチレンフイルムとその押出し‐吹込方法
JPS5942931A (ja) インフレ−シヨンフイルムの成形法
US3694538A (en) Method and apparatus for coating with plastics
JPS63315219A (ja) インフレートフイルムの連続押出し製造方法に使用の装置およびインフレートフイルムの連続押出し方法
US3618169A (en) Manufacture of plastic film
US3541191A (en) Method for manufacturing film from thermoplastic resinous film-forming materials
US4204819A (en) Shaping apparatus for tubular film
JPH0246375B2 (mo)
US2886866A (en) Apparatus and method for producing metal fibers and filaments
JPS6351093B2 (mo)
JPH0361575B2 (mo)
JPS5971825A (ja) ポリエチレンのインフレ−シヨンフイルム成形方法及び装置
JPH0246376B2 (mo)
JP2556293Y2 (ja) 中空成形用吹込みノズル
JPH0427519A (ja) ポリスチレン系樹脂発泡シートの製造方法
SU873672A1 (ru) Способ изготовлени порошка термопластичного полимера
JPS5929408B2 (ja) 環状フイルム成形装置
JPS5913967B2 (ja) 管状フイルムの成形法
JPS5842020B2 (ja) ハツポウオシダシセイケイヒンノ セイゾウホウホウ
JPS6166628A (ja) インフレ−シヨンフイルムの冷却方法及びその装置
JP2795367B2 (ja) 偏平ダイスを有するブロー成形機