Composite magnetic article for electromagnetic interference supp

Details Composite magnetic article for electromagnetic interference supp Composite magnetic article for electromagnetic interference supp

1996-09-17

1998-10-27

Bonner, Melissa

Compositions

Magnetic

With wax, bitumen, resin, or gum

252 6255, 174 35R, H01Q 1700, C03C 1400

Patent

active

058274456

ABSTRACT:
A composite magnetic article for use as an electromagnetic interference suppressing body, which comprises soft magnetic powder of at least one soft magnetic composition having a magnetostriction constant, each of particles of the powder being flaky, and organic binding agent binding said soft magnetic powder dispersed therein. The soft magnetic powder is as annealed after being worked flaky. The flaky particles of the soft magnetic powder have an average thickness less than a skin depth within which the skin effect occurs at a frequency band for which said composite magnetic article is used, each having an oxide outer layers.

REFERENCES:
patent: 2873225 (1959-02-01), Adams et al.
patent: 5207841 (1993-05-01), Shigeta et al.

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