Luminous sheet and production method therefor
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United States of America Patent
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Issued Date -
Oct 14, 2004
app pub date -
Apr 8, 2004
filing date -
Apr 10, 2003
priority date (Note) -
Abandoned
status (Latency Note)
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Abstract
The present invention aims to provide a luminous sheet that emits sufficient light and provides enough luminance to enable recognition, is lightweight and pliable, and for which application and working are simple. The present invention further aims to provide a production method for this luminous sheet. The luminous sheet according to the present invention comprises a light reflecting layer and a luminescent layer in which a luminescent agent is included in the range of (40.about.400 g/m.sup.2).times.(coverage ratio % /100%).
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