JPS5845026A - インフレ−シヨンフイルム成形方法 - Google Patents

インフレ−シヨンフイルム成形方法

Info

Publication number
JPS5845026A
JPS5845026A JP56142447A JP14244781A JPS5845026A JP S5845026 A JPS5845026 A JP S5845026A JP 56142447 A JP56142447 A JP 56142447A JP 14244781 A JP14244781 A JP 14244781A JP S5845026 A JPS5845026 A JP S5845026A
Authority
JP
Japan
Prior art keywords
film
cooling
ring
frost line
inflation 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.)
Granted
Application number
JP56142447A
Other languages
English (en)
Japanese (ja)
Other versions
JPH0246376B2 (enrdf_load_stackoverflow
Inventor
Toshio Taka
鷹　敏雄
Hideaki Toda
英明 戸田
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 JP56142447A priority Critical patent/JPS5845026A/ja
Publication of JPS5845026A publication Critical patent/JPS5845026A/ja
Publication of JPH0246376B2 publication Critical patent/JPH0246376B2/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)
JP56142447A 1981-09-11 1981-09-11 インフレ−シヨンフイルム成形方法 Granted JPS5845026A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP56142447A JPS5845026A (ja) 1981-09-11 1981-09-11 インフレ−シヨンフイルム成形方法

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP56142447A JPS5845026A (ja) 1981-09-11 1981-09-11 インフレ−シヨンフイルム成形方法

Publications (2)

Publication Number Publication Date
JPS5845026A true JPS5845026A (ja) 1983-03-16
JPH0246376B2 JPH0246376B2 (enrdf_load_stackoverflow) 1990-10-15

Family

ID=15315517

Family Applications (1)

Application Number Title Priority Date Filing Date
JP56142447A Granted JPS5845026A (ja) 1981-09-11 1981-09-11 インフレ−シヨンフイルム成形方法

Country Status (1)

Country Link
JP (1) JPS5845026A (enrdf_load_stackoverflow)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2023077154A (ja) * 2021-11-24 2023-06-05 東ソー株式会社 インフレーションフィルムの製造方法

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2012121607A (ja) * 2010-12-09 2012-06-28 Axis:Kk ポリ袋

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS53146764A (en) * 1977-05-27 1978-12-20 Mitsui Petrochem Ind Ltd Film forming by inflation
JPS56167417A (en) * 1980-05-30 1981-12-23 Nippon Yunikaa Kk Method and apparatus for forming plastic film

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS53146764A (en) * 1977-05-27 1978-12-20 Mitsui Petrochem Ind Ltd Film forming by inflation
JPS56167417A (en) * 1980-05-30 1981-12-23 Nippon Yunikaa Kk Method and apparatus for forming plastic film

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2023077154A (ja) * 2021-11-24 2023-06-05 東ソー株式会社 インフレーションフィルムの製造方法

Also Published As

Publication number Publication date
JPH0246376B2 (enrdf_load_stackoverflow) 1990-10-15

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