Compositions: coating or plastic – Coating or plastic compositions – Metal-depositing composition or substrate-sensitizing...
Patent
1976-11-15
1977-12-13
Lilling, Herbert J.
Compositions: coating or plastic
Coating or plastic compositions
Metal-depositing composition or substrate-sensitizing...
101115, 101135, 101211, 106 22, 106 23, B41M 114, C09D 1102
Patent
active
040626881
ABSTRACT:
A novel set of basic printing inks for producing improved color tones in multicolor printing comprising four individual inks of golden-yellow, carmin, violet, and turquoise hues, respectively, and having predetermined spectral intervals between their maximum density wavelengths, the maximum density of each of the intermediate pair of colors being substantially equidistant from the middle of the visible color spectrum.
REFERENCES:
patent: 3951668 (1976-04-01), Schumacher et al.
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