Magnetic recording medium
AssigneeMatsushita Electric Industrial Co., Ltd.
InventorsTakashi Suzuki, Isao Sumita, Akihiro Imai
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Abstract
A thin film type magnetic recording medium having a coating of ultraviolet ray setting epoxy resin containing a lubricant at least on one major surface. Degradation of resistance to wear may be minimized and stable recording and reproduction characteristics may be ensured even at high temperatures and at high humidity.
Claims4
A magnetic recording medium comprising a thin ferromagnetic film on a base and at least one surface of said magnetic recording medium being coated with a thin film of an ultraviolet ray hardened coating, said coating before ultraviolet ray hardening consisting essentially of unreacted epoxy resin, aromatic diazonium salts of complexes of halides which form a Lewis acid when irradiated by ultraviolet rays, a gelation inhibitor and lubricant.
Dependencies are inferred from the claim text.