Magnetic recording medium

Details Magnetic recording medium Magnetic recording medium

1998-05-29

2000-08-29

Resan, Stevan A.

Stock material or miscellaneous articles

Web or sheet containing structurally defined element or...

Including a second component containing structurally defined...

428694BA, 428900, G11B 5706

Patent

active

061105813

ABSTRACT:
The present invention provides a magnetic recording medium having an excellent dispersion stability of a magnetic paint and excellent magnetic characteristic.
The magnetic recording medium includes a non-magnetic support body on which a magnetic layer is formed which contains a ferromagnetic metal powder having a saturation magnetization of 148 Am.sup.2 /kg or above and a binder. The ferromagnetic metal powder mainly consists of a transition metal to which Al, Si, and Sm are added. The Al content is in the range defined by: 24 atomic %.ltoreq.A/(Al+Si+Sm).ltoreq.45 atomic %. The binder contains 20 weight % of vinyl chloride resin having a polar group with respect to the total of binder agents.

REFERENCES:
patent: 5527603 (1996-06-01), Isobe et al.

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