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US 7,741,385 B2Granted
Ozone stable ink-jet inks
AssigneeHewlett-Packard Development Company, L.P.
InventorLarrie Deardurff
Life of this patent
Estimating the term…
Abstract
An ink set includes an ozone stable cyan ink, and an ozone stable magenta ink. According to this exemplary embodiment, the ozone stable magenta ink includes an ozone stable magenta dye and a liquid vehicle including a fluorocarbon surfactant formed at least in part from a polymer comprising at least one Formula 1: Where R1=OH and R2=O(CH2)m-(CF2)nCF3 with m=1-3 and n=0-3.
Claims13
An ink set comprising:
- an ozone stable cyan ink;
- and
- an ozone stable magenta ink;
- wherein said ozone stable magenta ink includes an ozone stable magenta dye, and a liquid vehicle including a fluorocarbon surfactant formed at least in part from a polymer comprising Formula 1:
- where R1=OH and R2=O(CH2)m—(CF2)n—CF3 with m=1-3 and n=0-3;
- and wherein said ozone stable magenta dye is selected from the group consisting of Magenta Dye I, Magenta Dye II, and Magenta Dye III;
- wherein Magenta Dye I has R substituents selected from the group consisting of Combination A, Combination B, Combination C, Combination D, and Combination E:
- wherein Magenta Dye II has R substituents selected from the consisting of Combination F and Combination G:
- wherein 5-CH3 and 5-NO5 denote the R1 substituent at position 5 of Magenta Dye II, and wherein Magenta Dye III has R substituents as set out in Combination H:
6 more elements
An ozone stable magenta ink comprising:
- an ozone stable magenta dye;
- and
- a liquid vehicle including a fluorocarbon surfactant formed at least in part from a polymer comprising Formula 1:
- where R1=OH and R2=O(CH2)m(CF2)n-CF3 with m=1-3 and n=0-3,
- wherein the fluorocarbon surfactant is represented by Formula 3:
- and wherein
- Q1 and Q2 are independently selected from the group consisting of H, SO3−W+, COO−W+, and COOH;
- W is selected from the group consisting of NH4, Li, Na, and K;
- R4 and R2, are OH;
- R1, and R5 are independently selected from the group consisting of O(CH2)m—(CF2)n—CF3 wherein m=1-3 and n=0-3;
- R3 is selected from the group consisting of (CH2)L and
- L=1-4;
- x=1-10;
- y=1-30;
- and z=1-10;
- and wherein said ozone stable magenta dye is selected from the group consisting of Magenta Dye I, Magenta Dye II, and Magenta Dye III:
13 more elements
Dependencies are inferred from the claim text.