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US 4,499,138 AGranted
Magnetic recording medium
AssigneeFuji Photo Film Co., Ltd.
InventorNobuyuki Yamamoto
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Abstract
A magnetic recording medium having a thin magnetic metal layer on a base is disclosed. A thin metal film of Group IA, IB, IIA, IIB, IIIB, IVA, IVB, VA, VB, VIA, VIB or VIIB of the Periodic Table is formed on the thin magnetic metal layer or the base on the reverse side of which the thin magnetic metal layer is formed. A layer of aliphatic acid is further formed on said thin metal film.
Claims7
A magnetic recording tape comprising:
- a base;
- a thin magnetic metal layer formed on a first side of said base;
- a thin metal film formed on a second side of said base wherein, said thin metal film is comprised of a metal selected from the group consisting of Mg, Ca, Sr, Ba, Cu, Zn, Cd, Sn and Pb;
- and
- a layer of aliphatic acid formed on said thin metal film wherein said thin magnetic metal film chemically reacts with said aliphatic acid layer.
2 more elements
Dependencies are inferred from the claim text.