Magnetic material-inverting display panel
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United States of America Patent
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-
Jul 1, 2003
Grant Date -
Aug 30, 2001
app pub date -
Jan 25, 2001
filing date -
Jan 26, 2000
priority date (Note) -
Expired
status (Latency Note)
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Abstract
A magnetic material-inverting display panel wherein a liquid dispersion, which has a yield value and contains a magnetic display material in fine particle form having magnetic poles of opposite signs tinged with different colors by placing an opaque thin metal layer on at least one surface and making the color of another surface different from that of the thin metal layer of one surface, a dispersion medium and a thickener as main components, is supported by a support. The total area of S-pole-surfaces or N-pole-surfaces of the magnetic display material in fine particle form being from 60 to 1500% of the display surface area of the display panel. The magnetic material-inverting display panel of this invention has whereby a good contrast and forms a display of a metallic tone or a pastel color tone.
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