Thermally-transferable polycyclic-aromatic fluorescent materials
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United States of America Patent
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Sep 12, 1989
Grant Date -
N/A
app pub date -
Sep 30, 1988
filing date -
Sep 30, 1988
priority date (Note) -
Expired
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Abstract
A donor element for thermal transfer comprising a support having on one side thereof a fluorescent polycyclic-aromatic compound dispersed in a polymeric binder, and on the other side thereof a slipping layer comprising a lubricant. In a preferred embodiment, the compound has the formula: ##STR1## wherein J represents the atoms necessary to complete one or two aromatic carbocyclic or heterocyclic rings.
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