GB2035134A - Magnetic recording tape - Google Patents

Magnetic recording tape Download PDF

Info

Publication number
GB2035134A
GB2035134A GB7936079A GB7936079A GB2035134A GB 2035134 A GB2035134 A GB 2035134A GB 7936079 A GB7936079 A GB 7936079A GB 7936079 A GB7936079 A GB 7936079A GB 2035134 A GB2035134 A GB 2035134A
Authority
GB
United Kingdom
Prior art keywords
polyethylene terephthalate
magnetic recording
substrate
recording tape
tape
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.)
Withdrawn
Application number
GB7936079A
Other languages
English (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.)
TDK Corp
Original Assignee
TDK 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
Application filed by TDK Corp filed Critical TDK Corp
Publication of GB2035134A publication Critical patent/GB2035134A/en
Withdrawn legal-status Critical Current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

Landscapes

  • Magnetic Record Carriers (AREA)
  • Paints Or Removers (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
GB7936079A 1978-10-24 1979-10-17 Magnetic recording tape Withdrawn GB2035134A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP13062178A JPS5558830A (en) 1978-10-24 1978-10-24 Base for video tape

Publications (1)

Publication Number Publication Date
GB2035134A true GB2035134A (en) 1980-06-18

Family

ID=15038599

Family Applications (1)

Application Number Title Priority Date Filing Date
GB7936079A Withdrawn GB2035134A (en) 1978-10-24 1979-10-17 Magnetic recording tape

Country Status (4)

Country Link
JP (1) JPS5558830A (de)
DE (1) DE2942507A1 (de)
GB (1) GB2035134A (de)
NL (1) NL7907721A (de)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0061769B1 (de) * 1981-03-30 1987-04-01 Teijin Limited Magnetisches Aufzeichnungsmedium
JPS5984341A (ja) * 1982-11-08 1984-05-16 Tdk Corp 磁気記録媒体
JP2519066B2 (ja) * 1987-08-31 1996-07-31 富士写真フイルム株式会社 磁気記録媒体
US10861487B2 (en) * 2017-06-05 2020-12-08 Maxell Holdings, Ltd. High recording density magnetic recording medium and recording/reproduction mechanism for the same

Also Published As

Publication number Publication date
JPS5558830A (en) 1980-05-01
NL7907721A (nl) 1980-04-28
DE2942507A1 (de) 1980-05-08

Similar Documents

Publication Publication Date Title
US5266376A (en) Magnetic recording medium
US4952449A (en) Biaxially oriented polyester film
US4304807A (en) Magnetic recording tape
GB2035134A (en) Magnetic recording tape
GB2042929A (en) Magnetic recording tape
US4780366A (en) Magnetic recording medium for image recording
JPH04255910A (ja) 磁気記録テープ
US5217820A (en) High density slave magnetic recording media having specified perpendicular squareness rectangular ratio, roughness and number of projections
EP0551905B1 (de) Basisfilm eines digitalen Kompaktkassettenbandes
US4743487A (en) Magnetic recording medium
US4780353A (en) Magnetic recording medium
US4781964A (en) Magnetic recording medium
GB2026899A (en) Magnetic recording tape
GB2027615A (en) Magnetic Recording Tape
US5415933A (en) Magnetic recording medium containing a biaxially oriented multilayer support
GB2037184A (en) Magnetic recording tape
GB2026344A (en) Magnetic recording tape
US4907103A (en) Low CnO2 loading, high coercivity thermomagnetic tape duplication
US5256481A (en) Magnetic recording medium
JPS63259826A (ja) 磁気記録媒体
US5357391A (en) Audio tape cassette, audio tape and production method of the same
EP0375309A2 (de) Magnetischer Aufreichnungsträger vom Sklaventyp und sein Herstellungsverfahren
JPS6233327A (ja) 磁気記録テープ
GB2026345A (en) Magnetic recording tape
US4713278A (en) Magnetic recording medium

Legal Events

Date Code Title Description
WAP Application withdrawn, taken to be withdrawn or refused ** after publication under section 16(1)