Pressure-sensitive recording material
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United States of America Patent
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-
Aug 22, 1989
Grant Date -
N/A
app pub date -
Sep 30, 1987
filing date -
Sep 30, 1986
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A pressure-sensitive recording material is disclosed, having microcapsules containing a triphenylmethane leuco-dye dissolved in a solvent composed at least 80% of plant, animal or paraffin oils, the microcapsule walls being formed of a wall material which is water-soluble or water-dispersible before the formation of the microcapsules. Preferably, the color former is of the formula ##STR1##
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Cited Art Landscape
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