CPC C09D 13/00 (2013.01) [B43K 19/14 (2013.01); C09D 9/00 (2013.01)] | 10 Claims |
1. A writing composition comprising:
a phenolic resin;
stearic acid in an amount of between about 35 wt % and 50 wt % and stearyl alcohol in an amount between 35 wt % and 50 wt %;
at least one leuco dye; and
optionally at least one additive; and
an inert mineral filler comprising calcined clay.
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