JPH0124058B2 - - Google Patents

Info

Publication number
JPH0124058B2
JPH0124058B2 JP57127058A JP12705882A JPH0124058B2 JP H0124058 B2 JPH0124058 B2 JP H0124058B2 JP 57127058 A JP57127058 A JP 57127058A JP 12705882 A JP12705882 A JP 12705882A JP H0124058 B2 JPH0124058 B2 JP H0124058B2
Authority
JP
Japan
Prior art keywords
air
die
cylindrical film
suction hole
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
JP57127058A
Other languages
English (en)
Japanese (ja)
Other versions
JPS5916721A (ja
Inventor
Nobushige Iketani
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.)
Mitsubishi Chemical Corp
Original Assignee
Mitsubishi Kasei Corp
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 Mitsubishi Kasei Corp filed Critical Mitsubishi Kasei Corp
Priority to JP57127058A priority Critical patent/JPS5916721A/ja
Priority to KR8204843A priority patent/KR880001768B1/ko
Priority to DE19823240212 priority patent/DE3240212A1/de
Priority to GB08231002A priority patent/GB2110159B/en
Priority to FR8218189A priority patent/FR2515571B1/fr
Publication of JPS5916721A publication Critical patent/JPS5916721A/ja
Priority to US06/624,791 priority patent/US4505657A/en
Publication of JPH0124058B2 publication Critical patent/JPH0124058B2/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)
JP57127058A 1981-10-30 1982-07-21 インフレ−シヨンフイルム成形装置 Granted JPS5916721A (ja)

Priority Applications (6)

Application Number Priority Date Filing Date Title
JP57127058A JPS5916721A (ja) 1982-07-21 1982-07-21 インフレ−シヨンフイルム成形装置
KR8204843A KR880001768B1 (ko) 1981-10-30 1982-10-28 인플레이션필름 성형장치
DE19823240212 DE3240212A1 (de) 1981-10-30 1982-10-29 Vorrichtung zum herstellen von schlauchfolien
GB08231002A GB2110159B (en) 1981-10-30 1982-10-29 Cooling blown films
FR8218189A FR2515571B1 (fr) 1981-10-30 1982-10-29 Appareil pour former des pellicules soufflees
US06/624,791 US4505657A (en) 1981-10-30 1984-06-26 Apparatus for forming blown films

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP57127058A JPS5916721A (ja) 1982-07-21 1982-07-21 インフレ−シヨンフイルム成形装置

Publications (2)

Publication Number Publication Date
JPS5916721A JPS5916721A (ja) 1984-01-27
JPH0124058B2 true JPH0124058B2 (cg-RX-API-DMAC7.html) 1989-05-10

Family

ID=14950546

Family Applications (1)

Application Number Title Priority Date Filing Date
JP57127058A Granted JPS5916721A (ja) 1981-10-30 1982-07-21 インフレ−シヨンフイルム成形装置

Country Status (1)

Country Link
JP (1) JPS5916721A (cg-RX-API-DMAC7.html)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6166628A (ja) * 1984-09-10 1986-04-05 Asahi Chem Ind Co Ltd インフレ−シヨンフイルムの冷却方法及びその装置
JPS6455372A (en) * 1987-08-26 1989-03-02 Sumitomo Jukikai Chutan Kk Manufacture of composite cutting edge
DE102009046539B4 (de) * 2009-11-09 2013-12-12 Windmöller & Hölscher Kg Vorrichtung zur Herstellung von Folienschläuchen

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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
JPS5916721A (ja) 1984-01-27

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