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US 12,051,448 B2Granted
Magnetic tape, magnetic tape cartridge, and magnetic tape apparatus
AssigneeFUJIFILM Corporation
InventorNoriko Oyanagi
Life of this patent
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Abstract
Provided are a magnetic tape, a magnetic tape cartridge and a magnetic tape apparatus including the magnetic tape. The magnetic tape includes: a non-magnetic support; and a magnetic layer containing a ferromagnetic powder. An amount of a fluid lubricant extracted from a surface of the magnetic layer after sliding on a magnetic head in an environment of a temperature of 60° C.±1° C. and a relative humidity of 10% is 50% or more of an amount of the fluid lubricant extracted from the surface of the magnetic layer before the sliding, on a mass basis.
Claims19
A magnetic tape comprising:
- a non-magnetic support;
- and
- a magnetic layer containing a ferromagnetic powder,
- wherein an amount of a fluid lubricant extracted from a surface of the magnetic layer after sliding on a magnetic head in an environment of a temperature of 60° C. ±1° C. and a relative humidity of 10% is 50% or more of an amount of the fluid lubricant extracted from the surface of the magnetic layer before the sliding, on a mass basis.
1 more element
Dependencies are inferred from the claim text.