Ink jet printing
AssigneeE.I. du Pont de Nemours and Company
InventorMichael Lee Rudolph
Life of this patent
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Abstract
This invention pertains to ink jet printing and more particularly to inkjet printing of wide format substrates such as textiles, and to inks and inks sets suitable for use in such printing, wherein ink set including a first magenta ink; a second magnetic ink; a first cyan ink; a second cyan ink; a yellow ink; an orange ink; a green ink; and black ink.
Claims19
An ink jet color set comprising:
- (a) a first magenta ink comprising a quinacridone pigment and carrier;
- (b) a second magenta ink comprising a quinacridone pigment and carrier, wherein the pigment is the same pigment as in the first magenta ink but is present as a weight percent in an amount from about 5-90% of that of the first magenta ink;
- (c) a first cyan ink comprising a copper phthalocyanine blue pigment and carrier;
- (d) a second cyan ink comprising a copper phthalocyanine blue pigment and carrier, wherein the pigment is the same pigment as in the first cyan ink but present as a weight percent in an amount from about 5-90% of that of the first cyan ink;
- (e) a yellow ink comprising a diarylide yellow pigment and carrier;
- (f) an orange ink comprising a diarylide orange pigment and carrier;
- (g) a green ink comprising a copper phthalocyanine green pigment and carrier, and
- (h) a black ink comprising a carbon black pigment and carrier.
A method for printing an image on a wide format recording medium with a system comprising a computer interconnected to an ink jet printer, adapted for the printing of said wide format medium, a pigmented aqueous ink jet color set comprising:
- (a) a first magenta ink comprising a quinacridone pigment and carrier;
- (b) a second magenta ink comprising a quinacridone pigment and carrier, wherein the pigment is the same pigment as in the first magenta ink but is present as a weight percent in an amount from about 5-90% of that of the first magenta ink;
- (c) a first cyan ink comprising a copper phthalocyanine blue pigment and carrier;
- (d) a second cyan ink comprising a copper phthalocyanine blue pigment and carrier, wherein the pigment is the same pigment as in the first cyan ink but present as a weight percent in an amount from about 5-90% of that of the first cyan ink;
- (e) a yellow ink comprising a diarylide yellow pigment and carrier;
- (f) an orange ink comprising a diarylide orange pigment and carrier;
- (g) a green ink comprising a copper phthalocyanine green pigment and carrier, and
- (h) a black ink comprising a carbon black pigment and carrier.
Dependencies are inferred from the claim text.