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US 6,656,256 B2Granted
Scented jet ink and printed articles therefrom
AssigneeNCR Corporation
InventorRichard B. Moreland
Life of this patent
Estimating the term…
Abstract
A scented ink composition suitable for use in ink jet printing which generates aromas during printing and produces scented printed articles such as greeting cards.
Claims3
An ink jet composition which generates fragrant aromas during printing, which comprises:
- a) one or more coloring agents selected from the group consisting of pigments and dyes;
- b) a carrier for said coloring agent;
- and
- c) at least one fragrant oil which vaporizes when jetted from a nozzle of an ink jet printer and is soluble or dispersible in the carrier for said coloring agent,
- wherein the carrier for said coloring agent is free of water and is selected from the group consisting of alcohols and combinations thereof.
2 more elements
An ink jet composition which generates fragrant aromas during printing, which comprises:
- 1) one or more coloring agents selected from the group consisting of pigments and dyes;
- 2) a carrier for said coloring agent selected from a group consisting of water, alcohols and glycols, and
- 3) at least one fragrant oil which vaporizes when jetted from a nozzle of an ink jet printer and is soluble or dispersible in the carrier for said coloring agent
- which additionally contains a low boiling solvent other than water, alcohols and glycols which can function as a carrier for the coloring agent and a propellant.
1 more element
An ink composition which generates fragrant aromas during printing which comprises:
- a) a coloring agent;
- b) a carrier for said coloring agent selected from the group consisting of water, alcohols and glycols, and
- c) at least one fragrant oil which vaporizes when jetted from a nozzle of an ink jet printer and is soluble or dispersible in the carrier for said coloring agent,
- wherein the coloring agent is carbon black at a particle size of less than 5 μm.
1 more element
Dependencies are inferred from the claim text.