JPS625049B2 - - Google Patents

Info

Publication number
JPS625049B2
JPS625049B2 JP9416081A JP9416081A JPS625049B2 JP S625049 B2 JPS625049 B2 JP S625049B2 JP 9416081 A JP9416081 A JP 9416081A JP 9416081 A JP9416081 A JP 9416081A JP S625049 B2 JPS625049 B2 JP S625049B2
Authority
JP
Japan
Prior art keywords
particles
film
polyester
lithium fluoride
protrusions
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
JP9416081A
Other languages
English (en)
Japanese (ja)
Other versions
JPS57208213A (en
Inventor
Seiji Sakamoto
Yoshio Meguro
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.)
Diafoil Co Ltd
Original Assignee
Diafoil 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 Diafoil Co Ltd filed Critical Diafoil Co Ltd
Priority to JP9416081A priority Critical patent/JPS57208213A/ja
Publication of JPS57208213A publication Critical patent/JPS57208213A/ja
Publication of JPS625049B2 publication Critical patent/JPS625049B2/ja
Granted legal-status Critical Current

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08JWORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J5/00Manufacture of articles or shaped materials containing macromolecular substances
    • C08J5/18Manufacture of films or sheets
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08JWORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J2367/00Characterised by the use of polyesters obtained by reactions forming a carboxylic ester link in the main chain; Derivatives of such polymers

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Shaping By String And By Release Of Stress In Plastics And The Like (AREA)
  • Manufacturing Of Magnetic Record Carriers (AREA)
JP9416081A 1981-06-18 1981-06-18 Biaxially stretched polyester film Granted JPS57208213A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP9416081A JPS57208213A (en) 1981-06-18 1981-06-18 Biaxially stretched polyester film

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP9416081A JPS57208213A (en) 1981-06-18 1981-06-18 Biaxially stretched polyester film

Publications (2)

Publication Number Publication Date
JPS57208213A JPS57208213A (en) 1982-12-21
JPS625049B2 true JPS625049B2 (enrdf_load_stackoverflow) 1987-02-03

Family

ID=14102613

Family Applications (1)

Application Number Title Priority Date Filing Date
JP9416081A Granted JPS57208213A (en) 1981-06-18 1981-06-18 Biaxially stretched polyester film

Country Status (1)

Country Link
JP (1) JPS57208213A (enrdf_load_stackoverflow)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS60219627A (ja) * 1984-04-17 1985-11-02 Fuji Photo Film Co Ltd 磁気記録媒体
JPS62135339A (ja) * 1985-12-09 1987-06-18 Diafoil Co Ltd 磁気記録体用ポリエチレン−2,6−ナフタレ−トフイルム
JPS63124214A (ja) * 1986-11-14 1988-05-27 Toray Ind Inc 磁気記録媒体用ベ−スフイルム

Also Published As

Publication number Publication date
JPS57208213A (en) 1982-12-21

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