Magnetic powder

Details Magnetic powder Magnetic powder

1975-07-21

1977-03-01

Pianalto, Bernard D.

Coating processes

Applying superposed diverse coating or coating a coated base

Settable inorganic coating

427127, 428900, H01F 136

Patent

active

040103102

ABSTRACT:
An improved magnetic powder characterized by high coercive force and high magnetic flux density which is formed by admixing a cobalt compound with a magnetic iron oxide, and adding to said admixture a complex forming agent which complexes with the cobalt compound to promote adsorption of cobalt onto the surface of the magnetic iron oxide.

REFERENCES:
patent: 3573980 (1971-04-01), Haller et al.
patent: 3718594 (1973-02-01), Miller
patent: 3770500 (1973-11-01), Imaoka et al.
patent: 3795542 (1974-03-01), Halaby et al.

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