KR900008453A - 자기기록매체용 2축배향 폴리에스테르 필름 - Google Patents

자기기록매체용 2축배향 폴리에스테르 필름

Info

Publication number
KR900008453A
KR900008453A KR1019880014839A KR880014839A KR900008453A KR 900008453 A KR900008453 A KR 900008453A KR 1019880014839 A KR1019880014839 A KR 1019880014839A KR 880014839 A KR880014839 A KR 880014839A KR 900008453 A KR900008453 A KR 900008453A
Authority
KR
South Korea
Prior art keywords
magnetic recording
polyester film
recording media
biaxially oriented
oriented polyester
Prior art date
Application number
KR1019880014839A
Other languages
English (en)
Other versions
KR910006587B1 (ko
Inventor
유득수
황재영
최복돌
홍전표
Original Assignee
주식회사 코오롱
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 주식회사 코오롱 filed Critical 주식회사 코오롱
Priority to KR1019880014839A priority Critical patent/KR910006587B1/ko
Publication of KR900008453A publication Critical patent/KR900008453A/ko
Application granted granted Critical
Publication of KR910006587B1 publication Critical patent/KR910006587B1/ko

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
    • G11B5/68—Record carriers characterised by the selection of the material comprising one or more layers of magnetisable material homogeneously mixed with a bonding agent
    • G11B5/70—Record carriers characterised by the selection of the material comprising one or more layers of magnetisable material homogeneously mixed with a bonding agent on a base layer
    • G11B5/712—Record carriers characterised by the selection of the material comprising one or more layers of magnetisable material homogeneously mixed with a bonding agent on a base layer characterised by the surface treatment or coating of magnetic particles
KR1019880014839A 1988-11-11 1988-11-11 자기기록매체용 2축배향 폴리에스테르 필름 KR910006587B1 (ko)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR1019880014839A KR910006587B1 (ko) 1988-11-11 1988-11-11 자기기록매체용 2축배향 폴리에스테르 필름

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR1019880014839A KR910006587B1 (ko) 1988-11-11 1988-11-11 자기기록매체용 2축배향 폴리에스테르 필름

Publications (2)

Publication Number Publication Date
KR900008453A true KR900008453A (ko) 1990-06-03
KR910006587B1 KR910006587B1 (ko) 1991-08-28

Family

ID=19279178

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019880014839A KR910006587B1 (ko) 1988-11-11 1988-11-11 자기기록매체용 2축배향 폴리에스테르 필름

Country Status (1)

Country Link
KR (1) KR910006587B1 (ko)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20180063718A (ko) 2016-12-02 2018-06-12 동신대학교산학협력단 이어폰 잭 보호캡

Also Published As

Publication number Publication date
KR910006587B1 (ko) 1991-08-28

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Legal Events

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A201 Request for examination
G160 Decision to publish patent application
E701 Decision to grant or registration of patent right
GRNT Written decision to grant
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Payment date: 20060627

Year of fee payment: 16

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