JPH0242054B2 - - Google Patents

Info

Publication number
JPH0242054B2
JPH0242054B2 JP11329683A JP11329683A JPH0242054B2 JP H0242054 B2 JPH0242054 B2 JP H0242054B2 JP 11329683 A JP11329683 A JP 11329683A JP 11329683 A JP11329683 A JP 11329683A JP H0242054 B2 JPH0242054 B2 JP H0242054B2
Authority
JP
Japan
Prior art keywords
stretching
film
start point
multilayer
polyethylene terephthalate
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
JP11329683A
Other languages
English (en)
Japanese (ja)
Other versions
JPS604028A (ja
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 filed Critical
Priority to JP11329683A priority Critical patent/JPS604028A/ja
Publication of JPS604028A publication Critical patent/JPS604028A/ja
Publication of JPH0242054B2 publication Critical patent/JPH0242054B2/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
    • B29C55/00—Shaping by stretching, e.g. drawing through a die; Apparatus therefor
    • B29C55/28—Shaping by stretching, e.g. drawing through a die; Apparatus therefor of blown tubular films, e.g. by inflation
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
    • B29K2067/00—Use of polyesters or derivatives thereof, as moulding material

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Shaping By String And By Release Of Stress In Plastics And The Like (AREA)
JP11329683A 1983-06-22 1983-06-22 多層ポリエステル管状体フイルムの延伸方法 Granted JPS604028A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP11329683A JPS604028A (ja) 1983-06-22 1983-06-22 多層ポリエステル管状体フイルムの延伸方法

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP11329683A JPS604028A (ja) 1983-06-22 1983-06-22 多層ポリエステル管状体フイルムの延伸方法

Publications (2)

Publication Number Publication Date
JPS604028A JPS604028A (ja) 1985-01-10
JPH0242054B2 true JPH0242054B2 (https=) 1990-09-20

Family

ID=14608602

Family Applications (1)

Application Number Title Priority Date Filing Date
JP11329683A Granted JPS604028A (ja) 1983-06-22 1983-06-22 多層ポリエステル管状体フイルムの延伸方法

Country Status (1)

Country Link
JP (1) JPS604028A (https=)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2851954B1 (fr) * 2003-03-07 2006-07-07 Alphacan Sa Procede de fabrication en continu de tubes en matiere plastique avec etirage bi-axial et ligne de fabrication pour ce procede

Also Published As

Publication number Publication date
JPS604028A (ja) 1985-01-10

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