Stock material or miscellaneous articles – Web or sheet containing structurally defined element or... – Including a second component containing structurally defined...
Patent
1995-07-11
1998-06-23
Le, H. Thi
Stock material or miscellaneous articles
Web or sheet containing structurally defined element or...
Including a second component containing structurally defined...
428329, 428330, 428331, 428332, 428900, B32B 516
Patent
active
057703043
ABSTRACT:
The present invention provides a thin wide bandwidth electromagnetic wave absorbing material capable of absorbing electromagnetic waves in both the semi-microwave band and the semi-millimeter and millimeter wave band. The present electromagnetic wave absorbing material comprises: a first layer composed of a conductive material; a second layer comprising a particle of a metal oxide magnetic material and a matrix of a binder, being applied on the first layer; and a third layer comprising a particle of a metal magnetic material and a matrix of a binder, being applied on the second layer.
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Berthault et al., "Magnetic Properties Of Permalloy Microparticles", Journal of Magnetism and Magnetic Materials, vol. 112, No. 1/3, Jul. 1, 1992 Amsterdam NL, pp. 477-480.
Kanda Kazunori
Komori Hideki
Nakamura Koji
Oda Mitsuyuki
Le H. Thi
Nippon Paint Co. Ltd.
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