GB8524762D0 - Magnetic tape - Google Patents

Magnetic tape

Info

Publication number
GB8524762D0
GB8524762D0 GB858524762A GB8524762A GB8524762D0 GB 8524762 D0 GB8524762 D0 GB 8524762D0 GB 858524762 A GB858524762 A GB 858524762A GB 8524762 A GB8524762 A GB 8524762A GB 8524762 D0 GB8524762 D0 GB 8524762D0
Authority
GB
United Kingdom
Prior art keywords
magnetic tape
tape
magnetic
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
GB858524762A
Other versions
GB2166666A (en
GB2166666B (en
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.)
Polyplastics Co Ltd
Original Assignee
Polyplastics 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 Polyplastics Co Ltd filed Critical Polyplastics Co Ltd
Publication of GB8524762D0 publication Critical patent/GB8524762D0/en
Publication of GB2166666A publication Critical patent/GB2166666A/en
Application granted granted Critical
Publication of GB2166666B publication Critical patent/GB2166666B/en
Expired 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
    • G11B5/736—Non-magnetic layer under a soft magnetic layer, e.g. between a substrate and a soft magnetic underlayer [SUL] or a keeper layer
    • 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
    • G11B5/7305—
GB08524762A 1984-10-09 1985-10-08 Magnetic tape Expired GB2166666B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP59210586A JPS6190325A (en) 1984-10-09 1984-10-09 Magnetic tape material

Publications (3)

Publication Number Publication Date
GB8524762D0 true GB8524762D0 (en) 1985-11-13
GB2166666A GB2166666A (en) 1986-05-14
GB2166666B GB2166666B (en) 1988-05-11

Family

ID=16591768

Family Applications (1)

Application Number Title Priority Date Filing Date
GB08524762A Expired GB2166666B (en) 1984-10-09 1985-10-08 Magnetic tape

Country Status (3)

Country Link
JP (1) JPS6190325A (en)
KR (1) KR890004228B1 (en)
GB (1) GB2166666B (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0637563B2 (en) * 1986-09-18 1994-05-18 出光石油化学株式会社 Polyester film
JPS63229611A (en) * 1987-03-19 1988-09-26 Nippon Oil Co Ltd Film for high density magnetic recording medium
DE3817446A1 (en) * 1988-05-21 1989-11-23 Agfa Gevaert Ag METHOD FOR PRODUCING A RECORDING CARRIER
JPH0777301B2 (en) * 1988-11-04 1995-08-16 北川工業株式会社 Enclosure for electromagnetic shield

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4337190A (en) * 1980-07-15 1982-06-29 Celanese Corporation Polyester of 6-hydroxy-2-naphthoic acid and meta-hydroxy benzoic acid capable of readily undergoing melt processing
JPS57127927A (en) * 1981-01-26 1982-08-09 Hitachi Maxell Ltd Magnetic recording medium
JPS5951915A (en) * 1982-07-29 1984-03-26 セラニ−ズ・コ−ポレ−シヨン Fully aromatic polyester comprising 6-oxy-2-naphthoyl component and 4-oxy-4'-carboxybiphenyl component
JPS6178863A (en) * 1984-09-27 1986-04-22 Toray Ind Inc Biaxially oriented polyester film
JPS6178862A (en) * 1984-09-27 1986-04-22 Toray Ind Inc Biaxially oriented polyester film

Also Published As

Publication number Publication date
GB2166666A (en) 1986-05-14
JPS6190325A (en) 1986-05-08
KR860003586A (en) 1986-05-26
KR890004228B1 (en) 1989-10-27
GB2166666B (en) 1988-05-11

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 19991008