IT952402B - Supporti di registrazione magnetici - Google Patents

Supporti di registrazione magnetici

Info

Publication number
IT952402B
IT952402B IT49248/72A IT4924872A IT952402B IT 952402 B IT952402 B IT 952402B IT 49248/72 A IT49248/72 A IT 49248/72A IT 4924872 A IT4924872 A IT 4924872A IT 952402 B IT952402 B IT 952402B
Authority
IT
Italy
Prior art keywords
magnetic recording
recording media
media
magnetic
recording
Prior art date
Application number
IT49248/72A
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 IT952402B publication Critical patent/IT952402B/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
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L69/00—Compositions of polycarbonates; Compositions of derivatives of polycarbonates
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L75/00—Compositions of polyureas or polyurethanes; Compositions of derivatives of such polymers
    • C08L75/04—Polyurethanes
    • C08L75/06—Polyurethanes from polyesters

Landscapes

  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Paints Or Removers (AREA)
  • Magnetic Record Carriers (AREA)
IT49248/72A 1971-03-26 1972-03-25 Supporti di registrazione magnetici IT952402B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19712114611 DE2114611A1 (de) 1971-03-26 1971-03-26 Magnetische Aufzeichnungsträger

Publications (1)

Publication Number Publication Date
IT952402B true IT952402B (it) 1973-07-20

Family

ID=5802789

Family Applications (1)

Application Number Title Priority Date Filing Date
IT49248/72A IT952402B (it) 1971-03-26 1972-03-25 Supporti di registrazione magnetici

Country Status (7)

Country Link
BE (1) BE781192A (it)
CA (1) CA969433A (it)
DE (1) DE2114611A1 (it)
FR (1) FR2130654B1 (it)
GB (1) GB1375295A (it)
IT (1) IT952402B (it)
NL (1) NL7203689A (it)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3151590A1 (de) 1981-12-28 1983-07-07 Basf Ag, 6700 Ludwigshafen Verfahren zur herstellung magnetischer aufzeichnungstraeger
DE3927659A1 (de) * 1989-08-22 1991-02-28 Basf Ag Magnetische aufzeichnungstraeger
US6720025B2 (en) 2002-07-01 2004-04-13 3M Innovative Properties Company Slot extrusion coating methods

Also Published As

Publication number Publication date
NL7203689A (it) 1972-09-28
DE2114611A1 (de) 1972-10-05
BE781192A (fr) 1972-09-25
GB1375295A (it) 1974-11-27
FR2130654A1 (it) 1972-11-03
CA969433A (en) 1975-06-17
FR2130654B1 (it) 1975-04-25

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