Magnetic recording layer

Details Magnetic recording layer Magnetic recording layer

2006-03-14

2006-03-14

Resan, Stevan A. (Department: 1773)

Stock material or miscellaneous articles

Magnetic recording component or stock

Binder media

C428S845500, C428S847700

Reexamination Certificate

active

07011899

ABSTRACT:
A magnetic recording medium comprising a backcoating layer, a support, and a magnetic layer containing ferromagnetic powder, the backcoating layer having 800 to 1500 projections of 50 nm or more and less than 75 nm in height per 6400 μm2and 600 or less projections of 75 nm or more in height per 6400 μm2.

REFERENCES:
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patent: 6645648 (2003-11-01), Doushita et al.
patent: 6800356 (2004-10-01), Inoue
patent: 6805942 (2004-10-01), Doushita et al.
patent: 6835438 (2004-12-01), Ejiri et al.
patent: 5-182178 (1993-07-01), None

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