JPH0361575B2 - - Google Patents

Info

Publication number
JPH0361575B2
JPH0361575B2 JP58046675A JP4667583A JPH0361575B2 JP H0361575 B2 JPH0361575 B2 JP H0361575B2 JP 58046675 A JP58046675 A JP 58046675A JP 4667583 A JP4667583 A JP 4667583A JP H0361575 B2 JPH0361575 B2 JP H0361575B2
Authority
JP
Japan
Prior art keywords
bubble
die
stabilizer
resin
annular die
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 - Lifetime
Application number
JP58046675A
Other languages
English (en)
Japanese (ja)
Other versions
JPS59171620A (ja
Inventor
Nobuo Fukushima
Shuji Kitamura
Kyohiko Nakae
Tadatoshi Ogawa
Shuichi Hosono
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.)
Sumitomo Chemical Co Ltd
Original Assignee
Sumitomo Chemical 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 Sumitomo Chemical Co Ltd filed Critical Sumitomo Chemical Co Ltd
Priority to JP58046675A priority Critical patent/JPS59171620A/ja
Publication of JPS59171620A publication Critical patent/JPS59171620A/ja
Publication of JPH0361575B2 publication Critical patent/JPH0361575B2/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
    • B29C48/90—Thermal treatment of the stream of extruded material, e.g. cooling with calibration or sizing, i.e. combined with fixing or setting of the final dimensions of the extruded article
    • B29C48/901—Thermal treatment of the stream of extruded material, e.g. cooling with calibration or sizing, i.e. combined with fixing or setting of the final dimensions of the extruded article of hollow bodies
    • B29C48/902—Thermal treatment of the stream of extruded material, e.g. cooling with calibration or sizing, i.e. combined with fixing or setting of the final dimensions of the extruded article of hollow bodies internally
    • 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)
JP58046675A 1983-03-19 1983-03-19 インフレーションフイルムの成形方法ならびに装置 Granted JPS59171620A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP58046675A JPS59171620A (ja) 1983-03-19 1983-03-19 インフレーションフイルムの成形方法ならびに装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP58046675A JPS59171620A (ja) 1983-03-19 1983-03-19 インフレーションフイルムの成形方法ならびに装置

Publications (2)

Publication Number Publication Date
JPS59171620A JPS59171620A (ja) 1984-09-28
JPH0361575B2 true JPH0361575B2 (enrdf_load_stackoverflow) 1991-09-20

Family

ID=12753943

Family Applications (1)

Application Number Title Priority Date Filing Date
JP58046675A Granted JPS59171620A (ja) 1983-03-19 1983-03-19 インフレーションフイルムの成形方法ならびに装置

Country Status (1)

Country Link
JP (1) JPS59171620A (enrdf_load_stackoverflow)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7795888B2 (en) 2006-11-27 2010-09-14 Feinmetall Gmbh Contact device to contact an electrical test specimen to be tested and a corresponding contact process
KR101419512B1 (ko) * 2010-07-16 2014-07-15 바우어 머쉬넨 게엠베하 굴착 장치 및 굴착 방법

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4606879A (en) * 1985-02-28 1986-08-19 Cerisano Frank D High stalk blown film extrusion apparatus and method
CA2100431C (en) * 1992-07-15 1997-04-15 Toshio Taka Method and apparatus for molding inflation film
JP2649638B2 (ja) * 1992-09-29 1997-09-03 昭和電工株式会社 インフレーションフィルムの成形装置
EP2523994B1 (en) 2010-01-12 2018-08-15 Greenrock, Ltd. Paper-like film and process for making it

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS58222820A (ja) * 1982-06-21 1983-12-24 Idemitsu Petrochem Co Ltd インフレ−シヨンフイルムの成形方法
JPS5942931A (ja) * 1982-09-03 1984-03-09 Showa Denko Kk インフレ−シヨンフイルムの成形法

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7795888B2 (en) 2006-11-27 2010-09-14 Feinmetall Gmbh Contact device to contact an electrical test specimen to be tested and a corresponding contact process
KR101419512B1 (ko) * 2010-07-16 2014-07-15 바우어 머쉬넨 게엠베하 굴착 장치 및 굴착 방법

Also Published As

Publication number Publication date
JPS59171620A (ja) 1984-09-28

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