Magnetic recording system

Details Magnetic recording system Magnetic recording system

1987-10-13

1989-07-25

Thibodeau, Paul J.

Stock material or miscellaneous articles

Web or sheet containing structurally defined element or...

Including a second component containing structurally defined...

428694, 428900, G11B 570

Patent

active

048512885

ABSTRACT:
A magnetic recording medium having a magnetic layer is disclosed, comprising co-absorbed .gamma.-iron oxide particles as ferromagnetic particles and binders, wherein coercive force of Hc of the magnetic recording medium is 850 Oe or more and the ratio of the coercive force Hc and saturated magnetic flux density Bm thereof is 0.5/l or less.

REFERENCES:
patent: 4400435 (1983-08-01), Yoda
patent: 4420531 (1983-12-01), Takuda
patent: 4420537 (1983-12-01), Hayama
patent: 4444835 (1984-04-01), Togawa
patent: 4465735 (1984-08-01), Togawa
patent: 4529661 (1985-07-01), Ninomiya et al.
patent: 4582754 (1986-04-01), Ryoke

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