Eleven-color printing ink set and method of use
View Patent ↗An eleven-color printing ink set and method of use including an eleven-color ink set including a cyan ink with coordinates of L*=55, a*=−28, and b*=−43; a magenta ink with coordinates of L*=48, a*=61, and b*=1; a yellow ink with coordinates of L*=88, a*=−5, and b*=91; a black ink with coordinates of L*=27, a*=0.3, b*=0.7; an XG Purple 1 ink with coordinates of L*=41, a*=10, and b*=−53; an XG Purple 2 ink with coordinates of L*=33, a*=34, and b*=−48; an XG Orange 1 ink with coordinates of L*=67, a*=53, and b*=57; an XG Orange 2 ink with coordinates of L*=56, a*=61, and b*=35; an XG Green 1 ink with coordinates of L*=64, a*=−57, and b*=37; an XG Green 2 ink with coordinates of L*=63, a*=−65, and b*=6; and an XG Quinacridone ink with coordinates of L*=62, a*=49, and b*=−19.
1. An eleven-color ink set comprising:
a cyan ink with CIELAB coordinates of L*=55, a*=−28, and b*=−43;
a magenta ink with CIELAB coordinates of L*=48, a*=61, and b*=1;
a yellow ink with CIELAB coordinates of L*=88, a*=−5, and b*=91;
a black ink with CIELAB coordinates of L*=27, a*=0.3, b*=0.7;
an XG Purple 1 ink with CIELAB coordinates of L*=41, a*=10, and b*=−53;
an XG Purple 2 ink with CIELAB coordinates of L*=33, a*=34, and b*=−48;
an XG Orange 1 ink with CIELAB coordinates of L*=67, a*=53, and b*=57;
an XG Orange 2 ink with CIELAB coordinates of L*=56, a*=61, and b*=35;
an XG Green 1 ink with CIELAB coordinates of L*=64, a*=−57, and b*=37;
an XG Green 2 ink with CIELAB coordinates of L*=63, a*=−65, and b*=6; and
an XG Quinacridone ink with CIELAB coordinates of L*=62, a*=49, and b*=−19;
wherein CMC color tolerance for each ink is an L tolerance of ±1.75, a C tolerance of ±1.50, a cf tolerance of ±1.5, and a DECMC of ±1.50.
2. The ink set of claim 1 wherein:
the cyan ink has CIE LCH coordinates of L=55, C=51, and H=237;
the magenta ink has CIE LCH coordinates of L=48, C=61, and H=1;
the yellow ink has CIE LCH coordinates of L=88, C=91, and H=93;
the black ink has CIE LCH coordinates of L=27, C=1, and H=71;
the XG Purple 1 ink has CIE LCH coordinates of L=41, C=53, and H=280;
the XG Purple 2 ink has CIE LCH coordinates of L=33, C=59, and H=306;
the XG Orange 1 ink has CIE LCH coordinates of L=67, C=78, and H=47;
the XG Orange 2 ink has CIE LCH coordinates of L=56, C=71, and H=30;
the XG Green 1 ink has CIE LCH coordinates of L=64, C=68, and H=147;
the XG Green 2 ink has CIE LCH coordinates of L=63, C=65, and H=175;
the XG Quinacridone ink has CIE LCH coordinates of L=62, C=52, and H=338; and
CIE LCH color tolerance for each ink is an L tolerance of ±1.75, a C tolerance of ±2.00, and an H tolerance of ±0.75.
3. The ink set of claim 1 wherein:
the cyan ink comprises Pigment Blue 15:4;
the magenta ink comprises Pigment Red 57;
the yellow ink comprises Pigment Yellow 14;
the black ink comprises Pigment Black 7;
the XG Purple 1 ink comprises 62.50 percent Pigment Blue 15:4 and 37.50 percent Pigment Violet 23;
the XG Purple 2 ink comprises Pigment Violet 23;
the XG Orange 1 ink comprises Pigment Orange 16;
the XG Orange 2 ink comprises Pigment Red 22;
the XG Green 1 ink comprises 23.75 percent Pigment Yellow 14 and 76.25 percent Pigment Green 7;
the XG Green 2 ink comprises Pigment Green 7; and
the XG Quinacridone ink comprises Pigment Red 122.
4. A method of printing an image comprising:
providing an eleven-color ink set;
providing a color separation based on the eleven-color ink set; and
printing the image solely with the eleven-color ink set according to the color separation;
wherein the eleven-color ink set comprises:
a cyan ink with CIELAB coordinates of L*=55, a*=−28, and b*=−43;
a magenta ink with CIELAB coordinates of L*=48, a*=61, and b*=1;
a yellow ink with CIELAB coordinates of L*=88, a*=−5, and b*=91;
a black ink with CIELAB coordinates of L*=27, a*=0.3, b*=0.7;
an XG Purple 1 ink with CIELAB coordinates of L*=41, a*=10, and b*=−53;
an XG Purple 2 ink with CIELAB coordinates of L*=33, a*=34, and b*=−48;
an XG Orange 1 ink with CIELAB coordinates of L*=67, a*=53, and b*=57;
an XG Orange 2 ink with CIELAB coordinates of L*=56, a*=61, and b*=35;
an XG Green 1 ink with CIELAB coordinates of L*=64, a*=−57, and b*=37;
an XG Green 2 ink with CIELAB coordinates of L*=63, a*=−65, and b*=6; and
an XG Quinacridone ink with CIELAB coordinates of L*=62, a*=49, and b*=−19;
wherein CMC color tolerance for each ink is an L tolerance of ±1.75, a C tolerance of ±1.50, a cf tolerance of ±1.5, and a DECMC of ±1.50.
5. The method of claim 4 wherein:
the cyan ink has CIE LCH coordinates of L=55, C=51, and H=237;
the magenta ink has CIE LCH coordinates of L=48, C=61, and H=1;
the yellow ink has CIE LCH coordinates of L=88, C=91, and H=93;
the black ink has CIE LCH coordinates of L=27, C=1, and H=71;
the XG Purple 1 ink has CIE LCH coordinates of L=41, C=53, and H=280;
the XG Purple 2 ink has CIE LCH coordinates of L=33, C=59, and H=306;
the XG Orange 1 ink has CIE LCH coordinates of L=67, C=78, and H=47;
the XG Orange 2 ink has CIE LCH coordinates of L=56, C=71, and H=30;
the XG Green 1 ink has CIE LCH coordinates of L=64, C=68, and H=147;
the XG Green 2 ink has CIE LCH coordinates of L=63, C=65, and H=175; and
the XG Quinacridone ink has CIE LCH coordinates of L=62, C=52, and H=338; and
CIE LCH color tolerance for each ink is an L tolerance of ±1.75, a C tolerance of ±2.00, and an H tolerance of ±0.75.
6. The method of claim 4 wherein:
the cyan ink comprises Pigment Blue 15:4;
the magenta ink comprises Pigment Red 57;
the yellow ink comprises Pigment Yellow 14;
the black ink comprises Pigment Black 7;
the XG Purple 1 ink comprises 62.50 percent Pigment Blue 15:4 and 37.50 percent Pigment Violet 23;
the XG Purple 2 ink comprises Pigment Violet 23;
the XG Orange 1 ink comprises Pigment Orange 16;
the XG Orange 2 ink comprises Pigment Red 22;
the XG Green 1 ink comprises 23.75 percent Pigment Yellow 14 and 76.25 percent Pigment Green 7;
the XG Green 2 ink comprises Pigment Green 7; and
the XG Quinacridone ink comprises Pigment Red 122.
7. The method of claim 4 wherein the printing comprises printing the image with a flexographic process.
8. The method of claim 4 wherein the printing comprises printing the image with a process selected from the group consisting of lithographic and gravure printing processes.
9. A method of printing an image with a production press comprising:
providing a production ink set, comprising
a cyan ink with CIELAB coordinates of L*=55, a*=−28, and b*=−43;
a magenta ink with CIELAB coordinates of L*=48, a*=61, and b*=1;
a yellow ink with CIELAB coordinates of L*=88, a*=−5, and b*=91;
a black ink with CIELAB coordinates of L*=27, a*=0.3, b*=0.7;
an XG Purple 1 ink with CIELAB coordinates of L*=41, a*=10, and b*=−53;
an XG Purple 2 ink with CIELAB coordinates of; L*=33, a*=34, and b*=−48;
an XG Orange 1 ink with CIELAB coordinates of; L*=67, a*=53, and b*=57;
an XG Orange 2 ink with CIELAB coordinates of; L*=56, a*=61, and b*=35;
an XG Green 1 ink with CIELAB coordinates of; L*=64, a*=−57, and b*=37;
an XG Green 2 ink with CIELAB coordinates of; L*=63, a*=−65, and b*=6; and
an XG Quinacridone ink with CIELAB coordinates of; L*=62, a*=49, and b*=−19;
wherein CMC color tolerance for each ink is an L tolerance of ±1.75, a C tolerance of ±1.50, a cf tolerance of ±1.5, and a DECMC of ±1.50;
printing a sample book for the production ink set with the production press, the sample book including color samples indexed by substrate type, ink combination, and ink density;
providing a target image having at least one target image color on a target substrate;
selecting one of the color samples to match the at least one target image color, the substrate type for the selected one of the color samples being the same as the target substrate;
printing the image with the ink combination and ink density of the selected one of the color samples on a production substrate with the production press using the production ink set, the production substrate being the same as the substrate type for the selected one of the color samples.
10. The method of claim 9 wherein:
the cyan ink has CIE LCH coordinates of L=55, C=51, and H=237;
the magenta ink has CIE LCH coordinates of L=48, C=61, and H=1;
the yellow ink has CIE LCH coordinates of L=88, C=91, and H=93;
the black ink has CIE LCH coordinates of L=27, C=1, and H=71;
the XG Purple 1 ink has CIE LCH coordinates of L=41, C=53, and H=280;
the XG Purple 2 ink has CIE LCH coordinates of L=33, C=59, and H=306;
the XG Orange 1 ink has CIE LCH coordinates of L=67, C=78, and H=47;
the XG Orange 2 ink has CIE LCH coordinates of L=56, C=71, and H=30;
the XG Green 1 ink has CIE LCH coordinates of L=64, C=68, and H=147;
the XG Green 2 ink has CIE LCH coordinates of L=63, C=65, and H=175;
the XG Quinacridone ink has CIE LCH coordinates of L=62, C=52, and H=338; and
CIE LCH color tolerance for each ink is an L tolerance of ±1.75, a C tolerance of ±2.00, and an H tolerance of ±0.75.
11. The method of claim 9 wherein:
the cyan ink comprises Pigment Blue 15:4;
the magenta ink comprises Pigment Red 57;
the yellow ink comprises Pigment Yellow 14;
the black ink comprises Pigment Black 7;
the XG Purple 1 ink comprises 62.50 percent Pigment Blue 15:4 and 37.50 percent Pigment Violet 23;
the XG Purple 2 ink comprises Pigment Violet 23;
the XG Orange 1 ink comprises Pigment Orange 16;
the XG Orange 2 ink comprises Pigment Red 22;
the XG Green 1 ink comprises 23.75 percent Pigment Yellow 14 and 76.25 percent Pigment Green 7;
the XG Green 2 ink comprises Pigment Green 7; and
the XG Quinacridone ink comprises Pigment Red 122.
12. The method of claim 9 wherein the production press is a flexographic process press.
13. The method of claim 9 wherein the production press is selected from the group consisting of lithographic and gravure printing process presses.
14. The method of claim 9 wherein the selecting one of the color samples further comprises selecting one of the color samples by visual inspection.
15. The method of claim 9 wherein the selecting one of the color samples further comprises selecting one of the color samples by an inspection method selected from the group consisting of machine inspection and automatic computer inspection.
16. The method of claim 9 wherein the selecting one of the color samples further comprises printing a sample image with the ink combination and ink density of the selected one of the color samples on an off-line printer.
17. The method of claim 9 wherein the selecting one of the color samples further comprises translating the selected one of the color samples when the substrate type for the selected one of the color samples is not the same as the target substrate.