CA988787A - Process and apparatus for the production of magnetic recording media - Google Patents

Process and apparatus for the production of magnetic recording media

Info

Publication number
CA988787A
CA988787A CA159,037A CA159037A CA988787A CA 988787 A CA988787 A CA 988787A CA 159037 A CA159037 A CA 159037A CA 988787 A CA988787 A CA 988787A
Authority
CA
Canada
Prior art keywords
production
magnetic recording
recording media
media
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.)
Expired
Application number
CA159,037A
Other languages
English (en)
Other versions
CA159037S (en
Inventor
Hans-Juergen Michel
Karl Uhl
Hans Seiberth
Gustav Loewenberg
Dieter Reimer
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.)
BASF SE
Original Assignee
Badische Anilin and Sodafabrik AG
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 Badische Anilin and Sodafabrik AG filed Critical Badische Anilin and Sodafabrik AG
Application granted granted Critical
Publication of CA988787A publication Critical patent/CA988787A/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
    • G11B5/84—Processes or apparatus specially adapted for manufacturing record carriers
    • G11B5/842—Coating a support with a liquid magnetic dispersion
    • G11B5/845—Coating a support with a liquid magnetic dispersion in a magnetic field

Landscapes

  • Chemical & Material Sciences (AREA)
  • Dispersion Chemistry (AREA)
  • Manufacturing Of Magnetic Record Carriers (AREA)
  • Hard Magnetic Materials (AREA)
CA159,037A 1971-12-09 1972-12-11 Process and apparatus for the production of magnetic recording media Expired CA988787A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19712161083 DE2161083A1 (de) 1971-12-09 1971-12-09 Verfahren und vorrichtung zur herstellung bandfoermiger magnetogrammtraeger

Publications (1)

Publication Number Publication Date
CA988787A true CA988787A (en) 1976-05-11

Family

ID=5827499

Family Applications (1)

Application Number Title Priority Date Filing Date
CA159,037A Expired CA988787A (en) 1971-12-09 1972-12-11 Process and apparatus for the production of magnetic recording media

Country Status (9)

Country Link
JP (1) JPS4866402A (enrdf_load_stackoverflow)
BR (1) BR7208674D0 (enrdf_load_stackoverflow)
CA (1) CA988787A (enrdf_load_stackoverflow)
DE (1) DE2161083A1 (enrdf_load_stackoverflow)
FR (1) FR2162608A1 (enrdf_load_stackoverflow)
GB (1) GB1416200A (enrdf_load_stackoverflow)
IT (1) IT973973B (enrdf_load_stackoverflow)
NL (1) NL7216641A (enrdf_load_stackoverflow)
PL (1) PL79152B1 (enrdf_load_stackoverflow)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS52141612A (en) * 1976-05-20 1977-11-26 Hitachi Maxell Method of producing magnetic recording media
JPS5410205U (enrdf_load_stackoverflow) * 1977-06-24 1979-01-23
DE2741341B2 (de) * 1977-09-14 1980-02-14 Basf Ag, 6700 Ludwigshafen Verfahren zur Herstellung von magnetischen Aufzeichnungsträgern
JPS56117336A (en) * 1980-02-19 1981-09-14 Sony Corp Manufacture of magnetic recording medium
JPS56119938A (en) * 1980-02-22 1981-09-19 Sony Corp Production of magnetic recording medium
DE3010873A1 (de) * 1980-03-21 1981-10-01 Basf Ag, 6700 Ludwigshafen Magnetisierungseinrichtung zur erzeugung einer magnetischen vorzugsrichtung in magnetischen aufzeichnungstraegern
JPS57113657U (enrdf_load_stackoverflow) * 1980-12-29 1982-07-14
EP0094452A3 (en) * 1982-05-19 1986-01-02 International Business Machines Corporation Production of magnetic recording medium with vertically oriented acicular particles
US4678682A (en) * 1982-05-20 1987-07-07 Fuji Photo Film Co., Ltd. Process for producing magnetic recording medium
JPH06103530B2 (ja) * 1982-05-20 1994-12-14 富士写真フイルム株式会社 磁気記録媒体の製法
DE3308052A1 (de) * 1983-03-08 1984-09-13 Agfa-Gevaert Ag, 5090 Leverkusen Verfahren zur herstellung eines magnetischen aufzeichnungsmaterials mit senkrechtausrichtung
JPH0656656B2 (ja) * 1983-10-03 1994-07-27 富士写真フイルム株式会社 磁気記録媒体の製造方法
JPS60103519A (ja) * 1983-11-10 1985-06-07 Berumateitsuku:Kk 磁気記録媒体の製造時におけるスム−ジング方法
JPS60129700A (ja) * 1983-12-16 1985-07-10 日新ハイボルテ−ジ株式会社 電子線照射装置
JPS61187125A (ja) * 1985-02-14 1986-08-20 Hitachi Ltd 磁気デイスクの磁場配向方法
JPS6292132A (ja) * 1985-10-18 1987-04-27 Fuji Photo Film Co Ltd 磁気記録媒体の製造方法

Also Published As

Publication number Publication date
NL7216641A (enrdf_load_stackoverflow) 1973-06-13
GB1416200A (en) 1975-12-03
FR2162608A1 (enrdf_load_stackoverflow) 1973-07-20
PL79152B1 (enrdf_load_stackoverflow) 1975-06-30
BR7208674D0 (pt) 1973-09-27
IT973973B (it) 1974-06-10
JPS4866402A (enrdf_load_stackoverflow) 1973-09-12
DE2161083A1 (de) 1973-06-14

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