Wenderoth, Lind & Ponack, L.L.P.
Electromagnetic wave absorbing sheet
An electromagnetic wave absorbing sheet S is disclosed. The absorbing sheet S includes a laminated-structural layer of a nonwoven fabric sheet 10 and a metallic layer 22 such as iron, aluminums, copper or their alloy which is disposed on a bottom surface of the metallic layer 22. The nonwoven fabric sheet 10 includes non-metallic fibers 16 having no binding faculty, non-metallic binding fibers 14 having binding faculty which are melted by heat to bind neighboring fibers, and metallic fibers 12 having an irregular cross-section and being produced by shaving a metallic wire or rod, that are dispersed uniformly in the nonwoven fiber layer or layers.
Kanto Wire Products Corporation Sumitomo Electric Industries, Ltd. Japan Science and Technology Corporation
Y Y H Y
Y10T Y10T H05K Y10T
additional additional inventional additional
Kenichi Masato Hidekazu Tohru Kazuhito
Yoshida Yoshizawa Nakata Iwai Matsumura