Magnetic recording medium

Details Magnetic recording medium Magnetic recording medium

1995-12-12

1997-12-23

Resan, Stevan A.

Stock material or miscellaneous articles

Circular sheet or circular blank

Recording medium or carrier

428694BS, 428694BM, 428694BP, 428900, G11B 571

Patent

active

057005419

ABSTRACT:
A magnetic recording medium is described, which comprises a nonmagnetic support having provided thereon a lower layer comprising nonmagnetic or ferromagnetic particles and a binder resin, and an upper layer provided on the lower layer comprising ferromagnetic metal particles and a binder resin, wherein at least said upper layer contains as a lubricant a compound represented by the following formula (1) in an amount of 1% by weight or more based on the amount of the ferromagnetic metal particles contained in the upper layer:

REFERENCES:
patent: 3547693 (1970-12-01), Huguenard et al.
patent: 4188301 (1980-02-01), Naruse et al.
patent: 4201809 (1980-05-01), Ogawa et al.
patent: 4522885 (1985-06-01), Funahashi et al.
patent: 4587157 (1986-05-01), Brock et al.
patent: 4666769 (1987-05-01), Miyata et al.
patent: 4675250 (1987-06-01), Kanai et al.
patent: 4696869 (1987-09-01), Funahashi et al.
patent: 5391814 (1995-02-01), Kai et al.

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