JPS6348695B2 - - Google Patents

Info

Publication number
JPS6348695B2
JPS6348695B2 JP57158864A JP15886482A JPS6348695B2 JP S6348695 B2 JPS6348695 B2 JP S6348695B2 JP 57158864 A JP57158864 A JP 57158864A JP 15886482 A JP15886482 A JP 15886482A JP S6348695 B2 JPS6348695 B2 JP S6348695B2
Authority
JP
Japan
Prior art keywords
cooling
film
foam
water
contact
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
JP57158864A
Other languages
English (en)
Japanese (ja)
Other versions
JPS5949937A (ja
Inventor
Takashi Yonehara
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.)
TOKYO COPAL CHEM
Original Assignee
TOKYO COPAL CHEM
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 TOKYO COPAL CHEM filed Critical TOKYO COPAL CHEM
Priority to JP57158864A priority Critical patent/JPS5949937A/ja
Publication of JPS5949937A publication Critical patent/JPS5949937A/ja
Publication of JPS6348695B2 publication Critical patent/JPS6348695B2/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
    • B29C48/25—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
    • B29C48/03—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

Landscapes

  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Heating, Cooling, Or Curing Plastics Or The Like In General (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)
  • Shaping By String And By Release Of Stress In Plastics And The Like (AREA)
JP57158864A 1982-09-14 1982-09-14 プラスチツクス冷却成型法 Granted JPS5949937A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP57158864A JPS5949937A (ja) 1982-09-14 1982-09-14 プラスチツクス冷却成型法

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP57158864A JPS5949937A (ja) 1982-09-14 1982-09-14 プラスチツクス冷却成型法

Related Child Applications (1)

Application Number Title Priority Date Filing Date
JP2085688A Division JPS63212535A (ja) 1988-01-30 1988-01-30 プラスチックス冷却成型法

Publications (2)

Publication Number Publication Date
JPS5949937A JPS5949937A (ja) 1984-03-22
JPS6348695B2 true JPS6348695B2 (enrdf_load_html_response) 1988-09-30

Family

ID=15681062

Family Applications (1)

Application Number Title Priority Date Filing Date
JP57158864A Granted JPS5949937A (ja) 1982-09-14 1982-09-14 プラスチツクス冷却成型法

Country Status (1)

Country Link
JP (1) JPS5949937A (enrdf_load_html_response)

Also Published As

Publication number Publication date
JPS5949937A (ja) 1984-03-22

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