Process for preparing magnetic coating composition

Details Process for preparing magnetic coating composition Process for preparing magnetic coating composition

1992-01-31

1993-12-21

Bell, Mark L.

Compositions

Magnetic

With wax, bitumen, resin, or gum

252 6251, 252 6255, 106 37, H01F 1014, H01F 1018

Patent

active

052718573

ABSTRACT:
The present invention provides a process for preparing a magnetic coating composition with use of magnetic particles containing carbon or magnetic particles consisting primarily of an iron carbide, the process being characterized in that the process includes the step of pre-kneading the magnetic particles with an organic solvent.

REFERENCES:
patent: 4305993 (1981-12-01), Zaitsu et al.
patent: 4842759 (1989-06-01), Okamura et al.
patent: 4863795 (1989-09-01), Nakamura et al.

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