Ink eradicator system
First Claim
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1. An ink and eradicator fluid combination, comprisingan eradicator fluid containing an amine and water, andan ink containing a dye that decolorizes if contacted with said amine, a binding agent capable of binding said amine, and water.
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Abstract
An ink/eradicator fluid combination includes an ink containing a dye and a binding agent, and an eradicator fluid containing a basic nitrogen compound. The binding agent is capable of binding to the basic nitrogen compound.
56 Citations
25 Claims
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1. An ink and eradicator fluid combination, comprising
an eradicator fluid containing an amine and water, and an ink containing a dye that decolorizes if contacted with said amine, a binding agent capable of binding said amine, and water.
- 20. An eradicatible ink, comprising a dye that decolorizes when said ink is contacted with an 8% by weight in water sodium glycinate solution, a metal salt capable of complexing with sodium glycinate, and water.
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23. A method of eradicating an ink marking on a substrate, comprising
applying to said substrate an ink comprising a dye that decolorizes if contacted with an amine, a binding agent capable of binding said amine, and water, to provide a marking on said substrate, and applying to said marking an eradicator fluid comprising said amine and water, said amine causing said dye to decolorize.
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25. A method of providing a marking, comprising
applying an eradicator fluid containing an amine and water to a substrate to provide an eradicator fluid coating on said substrate, and applying to said eradicator fluid coating an ink containing a dye that decolorizes if contacted with said amine, a binding agent capable of binding to said amine, and water.
Specification