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US 2023/0101868 A1Published application
Magnetic tape, magnetic tape cartridge, and magnetic tape apparatus
AssigneeFUJIFILM Corporation
InventorsNoriko OYANAGI, Wataru KIKUCHI, Akio Tamura
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Abstract
The magnetic tape includes a non-magnetic support, and a magnetic layer including a ferromagnetic powder. A fluorine-containing compound is included in a portion on the non-magnetic support on a magnetic layer side, and a ratio θr of a water contact angle measured on a surface of the magnetic layer after sliding on a magnetic head to a water contact angle measured on the surface of the magnetic layer before sliding on the magnetic head is 0.70 or more.
Claims20
A magnetic tape comprising:
- a non-magnetic support;
- and
- a magnetic layer including a ferromagnetic powder,
- wherein a fluorine-containing compound is included in a portion on the non-magnetic support on a magnetic layer side, and
- a ratio θr of a water contact angle measured on a surface of the magnetic layer after sliding on a magnetic head to a water contact angle measured on the surface of the magnetic layer before sliding on the magnetic head is 0.70 or more.
2 more elements
Dependencies are inferred from the claim text.