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 (enrdf_load_stackoverflow
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 (enrdf_load_stackoverflow) 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 (enrdf_load_stackoverflow)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6249713U (enrdf_load_stackoverflow) * 1985-09-17 1987-03-27

Also Published As

Publication number Publication date
JPS5546297B2 (enrdf_load_stackoverflow) 1980-11-22

Similar Documents

Publication Publication Date Title
JPS5329365A (en) Method and device for producing extruded tubular film
DE2965344D1 (en) Apparatus for the continuous production of finned tubular bodies of synthetic plastics and the corresponding finned tubular bodies
YU201477A (en) Method of producing double-wall plastic tubes
JPS51136767A (en) Rubber extrusion* method for extrusion and extrusion die
DE2966509D1 (en) Plastics extrusion apparatus and method of extruding plastics
JPS5250056A (en) Tube with extruded fin and method of producing same
JPS52137469A (en) Process for manufacture of thermoplastic resin foam and die therefor
JPS535064A (en) Method of fabricating accurate die
DE2961818D1 (en) Method of and mold for producing tubular bodies having annular grooves
JPS51130476A (en) Method of producing nonnslip plastic film
JPS5314760A (en) Thermoplastic material extruding die and method of producing same
JPS5334861A (en) Extrusion die for producing plastic tube
JPS53249A (en) Extruded film and process for production thereof
JPS526761A (en) Method and die for extruding solid plastic
JPS5341362A (en) Method of extrusion molding tubular tetrafluoroethylene resin material
JPS5310658A (en) Method of producing tubular film and annular die for extrusion molding same
JPS52142762A (en) Method of producing thermoplastic resin film
JPS5260853A (en) Method of producing coaxial extrusion film
JPS5225856A (en) Method of repairing extrusion molding die
JPS5356262A (en) Method of molding plastic tube
JPS5352570A (en) Method of producing densified polyethylene inflation film
JPS5343770A (en) Biaxially stretching polyhexamethylene adipamid film and method of producing same
JPS5354271A (en) Method of producing biaxially stretching polypropylene film
JPS5298770A (en) Method of molding tubular blank for preventing irregular thickness of fuselage of product* mold therefor and product produced thereby
JPS5314762A (en) Method of producing polymer film