Stock material or miscellaneous articles – Composite – Of inorganic material
Patent
1986-03-11
1987-04-21
Robinson, Ellis P.
Stock material or miscellaneous articles
Composite
Of inorganic material
360134, 360135, 360136, 427128, 427131, 428421, 428422, 428694, 428900, G11B 572
Patent
active
046596330
ABSTRACT:
A magnetic recording medium having good durability comprising a substrate and one or two magnetic layers at least a surface of which contains at least one compound selected from the group consisting of a compound of the formula:
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patent: 3784471 (1974-01-01), Kaiser
patent: 4007313 (1977-02-01), Higuchi
patent: 4327139 (1982-04-01), Schaefer
patent: 4431703 (1984-02-01), Somezawa
patent: 4469751 (1984-09-01), Kobayashi
patent: 4501801 (1985-02-01), Kimura
patent: 4505990 (1985-03-01), Dasgupta
R. S. Abuzayad, "Lubricant for Mag. Recording Disks", IBM Tech. Disclosure Bulletin, vol. 20, No. 11B, Apr. 1978.
Sumiya Kenji
Yamaguchi Yoshitaka
Hitachi Maxell Ltd.
Robinson Ellis P.
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