Stock material or miscellaneous articles – Web or sheet containing structurally defined element or... – Including a second component containing structurally defined...
Patent
1990-06-01
1991-07-02
Cashion, Jr., Merrell C.
Stock material or miscellaneous articles
Web or sheet containing structurally defined element or...
Including a second component containing structurally defined...
4284231, 428694, 428900, 252 6256, G11B 2300
Patent
active
050284835
ABSTRACT:
A magnetic recording medium comprising a nonmagnetizable substrate and a magnetizable layer coated onto the substrate. The magnetizable layer comprises about 83 to 89 percent by weight of acicular, substantialy dendrite-free, iron oxide magnetic pigment particles dispersed in a polymeric binder.
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Corradi et al., IEEE Transactions, vol. 20, No. 1, pp. 33-38 (Jan. 1984).
"The Microstructure of gamma-Fe.sub.2 O.sub.3 and Its Effects on the Magnetization Properties"; S. J. Andress et al.; IEEE Transactions on Magnetics, vol. Mag-22, No. 5, Sep. 1986, pp. 1341-1348.
Chernega John G.
Kubik Verna M.
Cashion Jr. Merrell C.
Griswold Gary L.
Kagan David B.
Kirn Walter N.
Minnesota Mining and Manufacturing Company
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