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US 2014/0155625 A1Published application
Modified Naturally-Derived Colorants For Phase Change Ink Applications
AssigneeXerox Corporation
InventorsMihaela Maria Birau, Salma Falah Toosi, C. Geoffrey Allen, Biby Esther Abraham, Peter G. Odell, Sandra J. Gardner
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Abstract
A modified naturally-derived colorant comprising a naturally-derived colorant that is modified with an aliphatic quaternary ammonium salt, an aromatic quaternary ammonium salt, or a mixture or combination thereof. The modified naturally-derived colorant is compatible with phase change ink vehicles.
Claims20
A modified naturally-derived colorant comprising:
- a naturally-derived colorant that is modified with an aliphatic quaternary salt, an olephenic quaternary salt, an aromatic quaternary salt, or a mixture or combination thereof.
Dependencies are inferred from the claim text.