DE69322550T2 - Polyesterfilm - Google Patents

Polyesterfilm

Info

Publication number
DE69322550T2
DE69322550T2 DE69322550T DE69322550T DE69322550T2 DE 69322550 T2 DE69322550 T2 DE 69322550T2 DE 69322550 T DE69322550 T DE 69322550T DE 69322550 T DE69322550 T DE 69322550T DE 69322550 T2 DE69322550 T2 DE 69322550T2
Authority
DE
Germany
Prior art keywords
polyester film
polyester
film
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 - Fee Related
Application number
DE69322550T
Other languages
English (en)
Other versions
DE69322550D1 (de
Inventor
Yuzo Otani
Seiji Sakamoto
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.)
Mitsubishi Polyester Film Corp
Original Assignee
Mitsubishi Polyester Film Corp
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
Priority claimed from JP26031992A external-priority patent/JPH06139552A/ja
Priority claimed from JP27898792A external-priority patent/JP3232702B2/ja
Priority claimed from JP28196892A external-priority patent/JPH06145391A/ja
Priority claimed from JP4334529A external-priority patent/JPH06179761A/ja
Priority claimed from JP33453092A external-priority patent/JP3227843B2/ja
Priority claimed from JP35393A external-priority patent/JPH06198731A/ja
Priority claimed from JP35293A external-priority patent/JPH06200064A/ja
Priority claimed from JP6678293A external-priority patent/JPH06279608A/ja
Priority claimed from JP5086397A external-priority patent/JPH06297661A/ja
Application filed by Mitsubishi Polyester Film Corp filed Critical Mitsubishi Polyester Film Corp
Publication of DE69322550D1 publication Critical patent/DE69322550D1/de
Publication of DE69322550T2 publication Critical patent/DE69322550T2/de
Application granted granted Critical
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B5/00—Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor
    • G11B5/62—Record carriers characterised by the selection of the material
    • G11B5/73—Base layers, i.e. all non-magnetic layers lying under a lowermost magnetic recording layer, e.g. including any non-magnetic layer in between a first magnetic recording layer and either an underlying substrate or a soft magnetic underlayer
    • G11B5/739—Magnetic recording media substrates
    • G11B5/73923—Organic polymer substrates
    • G11B5/73927—Polyester substrates, e.g. polyethylene terephthalate
    • G11B5/73929—Polyester substrates, e.g. polyethylene terephthalate comprising naphthalene ring compounds, e.g. polyethylene naphthalate substrates
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B5/00—Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor
    • G11B5/62—Record carriers characterised by the selection of the material
    • G11B5/73—Base layers, i.e. all non-magnetic layers lying under a lowermost magnetic recording layer, e.g. including any non-magnetic layer in between a first magnetic recording layer and either an underlying substrate or a soft magnetic underlayer
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B5/00—Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor
    • G11B5/62—Record carriers characterised by the selection of the material
    • G11B5/73—Base layers, i.e. all non-magnetic layers lying under a lowermost magnetic recording layer, e.g. including any non-magnetic layer in between a first magnetic recording layer and either an underlying substrate or a soft magnetic underlayer
    • G11B5/739—Magnetic recording media substrates
    • G11B5/73923—Organic polymer substrates
    • G11B5/73927—Polyester substrates, e.g. polyethylene terephthalate
    • G11B5/73931—Two or more layers, at least one layer being polyester
DE69322550T 1992-07-13 1993-07-08 Polyesterfilm Expired - Fee Related DE69322550T2 (de)

Applications Claiming Priority (10)

Application Number Priority Date Filing Date Title
JP18532392 1992-07-13
JP26031992A JPH06139552A (ja) 1992-07-13 1992-09-29 ポリエステルフィルム
JP27898792A JP3232702B2 (ja) 1992-10-16 1992-10-16 ポリエステルフィルム
JP28196892A JPH06145391A (ja) 1992-10-20 1992-10-20 ポリエステルフィルム
JP33453092A JP3227843B2 (ja) 1992-12-15 1992-12-15 ポリエステルフィルム
JP4334529A JPH06179761A (ja) 1992-12-15 1992-12-15 ポリエステルフィルム
JP35393A JPH06198731A (ja) 1993-01-05 1993-01-05 ポリエステルフィルム
JP35293A JPH06200064A (ja) 1993-01-05 1993-01-05 ポリエステルフィルム
JP6678293A JPH06279608A (ja) 1993-03-25 1993-03-25 耐擦傷性ポリエステルフィルム
JP5086397A JPH06297661A (ja) 1993-04-13 1993-04-13 磁気記録媒体用ポリエステルフィルム

Publications (2)

Publication Number Publication Date
DE69322550D1 DE69322550D1 (de) 1999-01-28
DE69322550T2 true DE69322550T2 (de) 1999-07-15

Family

ID=27579440

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69322550T Expired - Fee Related DE69322550T2 (de) 1992-07-13 1993-07-08 Polyesterfilm

Country Status (3)

Country Link
EP (1) EP0579121B1 (de)
KR (1) KR940006084A (de)
DE (1) DE69322550T2 (de)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE69726801T2 (de) * 1996-07-31 2004-10-07 Teijin Ltd Verbundfilm
DE60023298T2 (de) * 1999-06-22 2006-07-20 Teijin Ltd. Magnetaufzeichnungsfilm und basisfilm dafür
DE102005013082A1 (de) * 2005-02-23 2006-08-24 Röhm GmbH & Co. KG Extrudierte Folie oder Platte mit elektrisch leitfähiger Beschichtung, Verfahren zu ihrer Herstellung, sowie Verwendungen
CN102964744B (zh) * 2012-12-10 2016-06-01 山东慧科助剂股份有限公司 铝酸酯改性分子筛pvc用热稳定剂及其制备方法

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS58208048A (ja) * 1982-05-31 1983-12-03 株式会社日立製作所 ポリエステルフイルム積層体の製造法
DE3414310A1 (de) * 1984-04-16 1985-10-24 Hoechst Ag, 6230 Frankfurt Traegerfolie fuer magnetische informationstraeger
JP2856283B2 (ja) * 1989-06-02 1999-02-10 三菱化学ポリエステルフィルム株式会社 二軸配向ポリエステルフィルム
JPH0480031A (ja) * 1990-07-23 1992-03-13 Toyobo Co Ltd 被覆プラスチックフイルム
JP2528215B2 (ja) * 1990-12-13 1996-08-28 帝人株式会社 磁気記録媒体用二軸配向ポリエステルフイルム

Also Published As

Publication number Publication date
EP0579121A3 (de) 1994-02-16
KR940006084A (ko) 1994-03-23
EP0579121B1 (de) 1998-12-16
DE69322550D1 (de) 1999-01-28
EP0579121A2 (de) 1994-01-19

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee