Eastman-kodak Company

LuAnn K Weinstein

James West Blease

Ramanuj Goswami

Margaret Jones Helber

Doreen Catherine Lynch

William Donald Ramsden

Paul A Zielinski

David G Baird

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; Ris a phenyl or naphthalene radical substituted by 1, 2 or 3 substituents selected from the group consisting of OH, O(C1&#x2013;C6)-alkyl, COOM, SOM and NH; Ris C1&#x2013;C6-alkyl, n is 0 or 1, X is a chemical bond or &#x2014;CO&#x2014; or &#x2014;SO&#x2014;; Ris H, methyl or O(C1&#x2013;C6)-alkyl; Rand Rare each H, COOM or SOM; Ris a phenyl, pyridyl or pyrazole radical substituted by 1,2 or 3 substituents selected from the group consisting of OH, O(C1&#x2013;C6)-alkyl, COOM, SOM, NH, NHaryl, NHacyl and phenylsulfo; and M is ammonium, H, K, Li, or Na.

Ink jet ink set

An ink jet ink comprising: a) at least one first metal complex black dye that when printed alone on a receiving element gives a CIELAB a* value&#x3e;0 and at 1.0 Status A visual density; b) at least one second metal complex black dye that when printed alone on a receiving element gives a CIELAB a* value&#x3c;0 and at 1.0 Status A visual density; and c) at least one yellow azo-aniline yellow dye or metal complex yellow dye or mixtures thereof.

Thermally developable imaging materials containing heat-bleachable antihalation composition

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Rochester, NY, United States of America

LuAnn K Weinstein