Magnetic recording medium

Details Magnetic recording medium Magnetic recording medium

2005-08-30

2005-08-30

Resan, Stevan A. (Department: 1773)

Stock material or miscellaneous articles

Structurally defined web or sheet

Continuous and nonuniform or irregular surface on layer or...

C428S323000, C428S402000, C428S690000, C428S690000

Reexamination Certificate

active

06936328

ABSTRACT:
A magnetic recording medium comprising: a support; a subbing layer comprising a radiation-curable resin; a nonmagnetic layer comprising a nonmagnetic powder and a binder; and at least one magnetic layer comprising a ferromagnetic powder and a binder, in this order, wherein the subbing layer has a thickness of from 0.05 to 1.0 μm, and the nonmagnetic powder has an average acicular ratio of 8 or more and has a form of a raft.

REFERENCES:
patent: 4729846 (1988-03-01), Matsui et al.

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