Magnetic recording medium
AssigneeHitachi Maxell, Ltd.
InventorOsamu Saito
Life of this patent
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Abstract
A magnetic recording medium comprising a substrate, a magnetic layer formed on at least one surface of the substrate and a lubricant layer comprising at least two components substantially incompatible with each other, coated on the surface of the magnetic layer, forming a like structure, which has improved abrasion resistance, durability and running stability.
Claims7
A magnetic recording medium comprising a substrate, a magnetic layer formed on at least one surface of said substrate and a lubricant layer coated on said at least one magnetic layer comprising a liquid lubricant phase and a solid lubricant phase substantially incompatible with each other wherein said liquid lubricant phase constitutes a continuous phase having an affinity for said magnetic layer and said solid lubricant phase constitutes a discontinuous phase dispersed in said liquid lubricant phase such that said solid lubricant phase is formed at the surface of said liquid lubricant phase such that said solid lubricant forms projections at the surface of the lubricant layer.
Dependencies are inferred from the claim text.