Stock material or miscellaneous articles – Web or sheet containing structurally defined element or... – Including a second component containing structurally defined...
Patent
1988-10-06
1991-02-12
Thibodeau, Paul J.
Stock material or miscellaneous articles
Web or sheet containing structurally defined element or...
Including a second component containing structurally defined...
427 44, 427128, 428329, 428694, 428900, G11B 2300
Patent
active
049923285
ABSTRACT:
A magnetic recording medium is disclosed, comprising a nonmagnetic support having thereon a magnetic layer containing ferromagnetic particles which are dispersed in a binder and have a tabular hexagonal crystal shape with an axis of easy magnetization perpendicular to the plate, wherein said ferromagnetic particles have a specific surface area of from 50 to less than 70 m.sup.2 /g, and further said magnetic layer contains abrasive agents having a Mohs' hardness of 6 or more and having an average particle diameter of from 0.3 to 1.0 .mu.m in an amount of from 7 to 15 parts by weight per 100 parts by weight of the ferromagnetic particles.
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Endo Yasushi
Kato Mikihiko
Kawamata Toshio
Fuji Photo Film Co. , Ltd.
Thibodeau Paul J.
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