JPH0154182B2 - - Google Patents

Info

Publication number
JPH0154182B2
JPH0154182B2 JP62025324A JP2532487A JPH0154182B2 JP H0154182 B2 JPH0154182 B2 JP H0154182B2 JP 62025324 A JP62025324 A JP 62025324A JP 2532487 A JP2532487 A JP 2532487A JP H0154182 B2 JPH0154182 B2 JP H0154182B2
Authority
JP
Japan
Prior art keywords
air
resin
air ring
slit
thermoplastic resin
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
JP62025324A
Other languages
English (en)
Japanese (ja)
Other versions
JPS62246714A (ja
Inventor
Masato Doi
Shinji Kawamura
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.)
Idemitsu Petrochemical Co Ltd
Original Assignee
Idemitsu Petrochemical 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
Application filed by Idemitsu Petrochemical Co Ltd filed Critical Idemitsu Petrochemical Co Ltd
Priority to JP62025324A priority Critical patent/JPS62246714A/ja
Publication of JPS62246714A publication Critical patent/JPS62246714A/ja
Publication of JPH0154182B2 publication Critical patent/JPH0154182B2/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)
  • Heating, Cooling, Or Curing Plastics Or The Like In General (AREA)
  • Shaping By String And By Release Of Stress In Plastics And The Like (AREA)
JP62025324A 1987-02-04 1987-02-04 エア−リング Granted JPS62246714A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP62025324A JPS62246714A (ja) 1987-02-04 1987-02-04 エア−リング

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP62025324A JPS62246714A (ja) 1987-02-04 1987-02-04 エア−リング

Related Parent Applications (1)

Application Number Title Priority Date Filing Date
JP56191011A Division JPS5892528A (ja) 1981-11-28 1981-11-28 エア−リングおよび前記エア−リングを用いたインフレ−シヨンフイルム成形方法

Publications (2)

Publication Number Publication Date
JPS62246714A JPS62246714A (ja) 1987-10-27
JPH0154182B2 true JPH0154182B2 (enrdf_load_stackoverflow) 1989-11-17

Family

ID=12162789

Family Applications (1)

Application Number Title Priority Date Filing Date
JP62025324A Granted JPS62246714A (ja) 1987-02-04 1987-02-04 エア−リング

Country Status (1)

Country Link
JP (1) JPS62246714A (enrdf_load_stackoverflow)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5562926A (en) * 1991-05-10 1996-10-08 Karl; Veit-Holger Film-blowing plant for manufacturing plastic films

Also Published As

Publication number Publication date
JPS62246714A (ja) 1987-10-27

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