Magnetic recording medium having a single, thin, high-coercivity magnetic recording layer

Magnetic recording medium having a single, thin, high-coercivity magnetic recording layer

A magnetic recording medium comprising a non-magnetic substrate having a front side and a backside, said front side having disposed thereon only one coating, said coating consisting essentially of a thin magnetic recording layer comprising magnetic pigment particles, and a binder system for said pig...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser: HSIEH MENG C, SUBRAMANIAM RAMNATH
Format: Patent
Sprache:eng
Schlagworte:
INFORMATION STORAGE
INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORDCARRIER AND TRANSDUCER
PHYSICS
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Beschreibung
Zusammenfassung:A magnetic recording medium comprising a non-magnetic substrate having a front side and a backside, said front side having disposed thereon only one coating, said coating consisting essentially of a thin magnetic recording layer comprising magnetic pigment particles, and a binder system for said pigment particles, said single thin magnetic coating layer having a minimum coercivity of at least about 2000 Oersteds (Oe), and a thickness of not more than about 0.25 mum.