Antonelli, Terry, Stout & Kraus, LLP
Magnetic recording medium, a manufacturing method thereof, and a magnetic recording unit using thereof
A magnetic recording medium comprising a substrate 1, an inorganic compound layer 2 which works as a shielding layer, a magnetic layer 3 and a protective layer 4 which are laminated on said substrate; wherein said inorganic compound layer 2 comprises column-like crystal particles 6 and amorphous grain boundary phases isolating said particles 6, wherein said magnetic layer 3 has magnetic particles 14 arranged regularly and epitaxially grows on said inorganic compound layer 2, and wherein the grain sizes and the standard grain size deviation of magnetic particles 14 of said magnetic layer 3 reflect those of said inorganic compound layer 2. 
Hitachi, Ltd.
G G Y G
G11B G11B Y10T G11B
inventional inventional additional inventional
Tetsuo Takashi Hiroki Takashi Yasutaka Yuzo Tatsumi
Nakazawa Namekawa Yamamoto Naito Suzuki Kozono Hirano