Ink jet ink set
AssigneeEastman Kodak Company
InventorsJames W. Blease, LuAnn K. Weinstein
Life of this patent
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AssigneeEastman Kodak Company
InventorsJames W. Blease, LuAnn K. Weinstein
Estimating the term…
An ink jet set comprising: a) a cyan ink comprising a carrier and a sulfonated copper phthalocyanine dye; b) a magenta ink comprising a carrier and an anthrapyridone magenta dye or metal complex magenta dye, or azo-naphthol derivative magenta dye or mixture thereof; c) a yellow ink comprising a carrier and an azo-aniline yellow dye or metal complex yellow dye or mixtures thereof; and d) a trisazo black dye of the following structure where Met is a metal atom, preferably Al, Co, Cr, Cu, Fe, or Ni; R1 is a phenyl or naphthalene radical substituted by 1, 2 or 3 substituents selected from the group consisting of OH, O(C1–C6)-alkyl, COOM, SO3M and NH2; R2 is C1–C6-alkyl, n is 0 or 1, X is a chemical bond or —CO— or —SO2—; R3 is H, methyl or O(C1–C6)-alkyl; R4 and R5 are each H, COOM or SO3M; R6 is a phenyl, pyridyl or pyrazole radical substituted by 1,2 or 3 substituents selected from the group consisting of OH, O(C1–C6)-alkyl, COOM, SO3M, NH2, NHaryl, NHacyl and phenylsulfo; and M is ammonium, H, K, Li, or Na.
An ink jet set comprising:
An ink jet printing method, comprising the steps of:
Dependencies are inferred from the claim text.