JPS5415980A - Production of composite film for packaging - Google Patents

Production of composite film for packaging

Info

Publication number
JPS5415980A
JPS5415980A JP10392477A JP10392477A JPS5415980A JP S5415980 A JPS5415980 A JP S5415980A JP 10392477 A JP10392477 A JP 10392477A JP 10392477 A JP10392477 A JP 10392477A JP S5415980 A JPS5415980 A JP S5415980A
Authority
JP
Japan
Prior art keywords
composite film
packaging
production
film
outer layers
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
JP10392477A
Other languages
Japanese (ja)
Other versions
JPS5523735B2 (en
Inventor
Shohei Yoshimura
Tsutomu Isaka
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.)
Toyobo Co Ltd
Original Assignee
Toyobo 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 Toyobo Co Ltd filed Critical Toyobo Co Ltd
Priority to JP10392477A priority Critical patent/JPS5415980A/en
Publication of JPS5415980A publication Critical patent/JPS5415980A/en
Publication of JPS5523735B2 publication Critical patent/JPS5523735B2/ja
Granted legal-status Critical Current

Links

Abstract

PURPOSE: A three-layered composite film consisting two outer layers of undrawn polypropylene film and the intermediate layer of a specific polymer film, is drawn, then both outer layers are molten by heating and rapidly cooled to produce title film with excellent machinability and fusibility.
COPYRIGHT: (C)1979,JPO&Japio
JP10392477A 1977-08-29 1977-08-29 Production of composite film for packaging Granted JPS5415980A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP10392477A JPS5415980A (en) 1977-08-29 1977-08-29 Production of composite film for packaging

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP10392477A JPS5415980A (en) 1977-08-29 1977-08-29 Production of composite film for packaging

Related Parent Applications (1)

Application Number Title Priority Date Filing Date
JP47085520A Division JPS5143075B2 (en) 1972-08-25 1972-08-25

Publications (2)

Publication Number Publication Date
JPS5415980A true JPS5415980A (en) 1979-02-06
JPS5523735B2 JPS5523735B2 (en) 1980-06-25

Family

ID=14366967

Family Applications (1)

Application Number Title Priority Date Filing Date
JP10392477A Granted JPS5415980A (en) 1977-08-29 1977-08-29 Production of composite film for packaging

Country Status (1)

Country Link
JP (1) JPS5415980A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6147253A (en) * 1984-08-14 1986-03-07 住友ベークライト株式会社 Laminate
EP0488179B1 (en) * 1990-11-26 1996-10-23 Mitsubishi Chemical Corporation Wrapping film

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5878987U (en) * 1981-11-20 1983-05-28 株式会社大塚紡績工場 Design carpet

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6147253A (en) * 1984-08-14 1986-03-07 住友ベークライト株式会社 Laminate
EP0488179B1 (en) * 1990-11-26 1996-10-23 Mitsubishi Chemical Corporation Wrapping film

Also Published As

Publication number Publication date
JPS5523735B2 (en) 1980-06-25

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