IT974870B - Procedimento per la produzione di supporti magnetici di registrazione - Google Patents

Procedimento per la produzione di supporti magnetici di registrazione

Info

Publication number
IT974870B
IT974870B IT5472072A IT5472072A IT974870B IT 974870 B IT974870 B IT 974870B IT 5472072 A IT5472072 A IT 5472072A IT 5472072 A IT5472072 A IT 5472072A IT 974870 B IT974870 B IT 974870B
Authority
IT
Italy
Prior art keywords
procedure
production
magnetic recording
recording media
media
Prior art date
Application number
IT5472072A
Other languages
English (en)
Original Assignee
Basf 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 Basf Ag filed Critical Basf Ag
Application granted granted Critical
Publication of IT974870B publication Critical patent/IT974870B/it

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
    • G11B5/702—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 bonding agent
    • G11B5/7021—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 bonding agent containing a polyurethane or a polyisocyanate
    • G11B5/7022—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 bonding agent containing a polyurethane or a polyisocyanate containing mixtures of polyurethanes or polyisocyanates with other polymers
    • 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
    • G11B5/702—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 bonding agent
    • G11B5/7021—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 bonding agent containing a polyurethane or a polyisocyanate
IT5472072A 1971-12-16 1972-12-14 Procedimento per la produzione di supporti magnetici di registrazione IT974870B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19712162440 DE2162440C3 (de) 1971-12-16 1971-12-16 Verfahren zur Herstellung von magnetischen Aufzeichnungsträgern

Publications (1)

Publication Number Publication Date
IT974870B true IT974870B (it) 1974-07-10

Family

ID=5828182

Family Applications (1)

Application Number Title Priority Date Filing Date
IT5472072A IT974870B (it) 1971-12-16 1972-12-14 Procedimento per la produzione di supporti magnetici di registrazione

Country Status (7)

Country Link
JP (1) JPS4866809A (it)
BE (1) BE792799A (it)
DE (1) DE2162440C3 (it)
FR (1) FR2163637B3 (it)
GB (1) GB1408452A (it)
IT (1) IT974870B (it)
NL (1) NL7217026A (it)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2134128A (en) * 1983-01-27 1984-08-08 Oilfield Inspection Services Magnetically conductive materials and articles and methods using them

Also Published As

Publication number Publication date
JPS4866809A (it) 1973-09-13
DE2162440A1 (de) 1973-07-05
FR2163637B3 (it) 1976-01-09
FR2163637A1 (it) 1973-07-27
DE2162440B2 (de) 1979-04-19
GB1408452A (en) 1975-10-01
NL7217026A (it) 1973-06-19
BE792799A (fr) 1973-06-15
DE2162440C3 (de) 1979-12-13

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