Heat-sensitive recording material
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United States of America Patent
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Apr 17, 1990
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N/A
app pub date -
Dec 16, 1988
filing date -
Jan 7, 1988
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Expired
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Abstract
A heat-sensitive recording material which comprises a usually colorless or light-colored coloring material together with one or more compounds selected from among bissulfonate compounds, 2-substituted cyclohexyl sulfonate derivatives and biscycloalkyl aryldisulfonate derivatives.
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