JPS5310658A - Method of producing tubular film and annular die for extrusion molding same - Google Patents

Method of producing tubular film and annular die for extrusion molding same

Info

Publication number
JPS5310658A
JPS5310658A JP8497476A JP8497476A JPS5310658A JP S5310658 A JPS5310658 A JP S5310658A JP 8497476 A JP8497476 A JP 8497476A JP 8497476 A JP8497476 A JP 8497476A JP S5310658 A JPS5310658 A JP S5310658A
Authority
JP
Japan
Prior art keywords
extrusion molding
tubular film
annular die
producing tubular
molding same
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
JP8497476A
Other languages
English (en)
Japanese (ja)
Other versions
JPS5546297B2 (cg-RX-API-DMAC10.html
Inventor
Isao Yoshimura
Osamu Mizukami
Hideo Hatake
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.)
Asahi Dow Ltd
Original Assignee
Asahi Dow 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 Asahi Dow Ltd filed Critical Asahi Dow Ltd
Priority to JP8497476A priority Critical patent/JPS5310658A/ja
Publication of JPS5310658A publication Critical patent/JPS5310658A/ja
Publication of JPS5546297B2 publication Critical patent/JPS5546297B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Manufacture Of Macromolecular Shaped Articles (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)
  • Shaping By String And By Release Of Stress In Plastics And The Like (AREA)
  • Molding Of Porous Articles (AREA)
JP8497476A 1976-07-19 1976-07-19 Method of producing tubular film and annular die for extrusion molding same Granted JPS5310658A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP8497476A JPS5310658A (en) 1976-07-19 1976-07-19 Method of producing tubular film and annular die for extrusion molding same

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP8497476A JPS5310658A (en) 1976-07-19 1976-07-19 Method of producing tubular film and annular die for extrusion molding same

Publications (2)

Publication Number Publication Date
JPS5310658A true JPS5310658A (en) 1978-01-31
JPS5546297B2 JPS5546297B2 (cg-RX-API-DMAC10.html) 1980-11-22

Family

ID=13845583

Family Applications (1)

Application Number Title Priority Date Filing Date
JP8497476A Granted JPS5310658A (en) 1976-07-19 1976-07-19 Method of producing tubular film and annular die for extrusion molding same

Country Status (1)

Country Link
JP (1) JPS5310658A (cg-RX-API-DMAC10.html)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6249713U (cg-RX-API-DMAC10.html) * 1985-09-17 1987-03-27

Also Published As

Publication number Publication date
JPS5546297B2 (cg-RX-API-DMAC10.html) 1980-11-22

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