UNIVERSAL PIGMENT INK FOR JET PRINTING WITH IMPROVED IMAGE QUALITY Russian patent published in 2011 - IPC C09D11/02 B41J2/21 

Abstract RU 2420551 C2

FIELD: printing industry.

SUBSTANCE: ink contains a liquid carrier, which includes water, an organic dissolvent and an organic amine, selected from 2-amino-2-methyl-1-propanol, 2-dimethylamino-2-methyl-1-propanol, diethanolamine and their mixtures; and a dye of an acid-sensitive pigment, encapsulated into a polymer, which is a copolymer of sterol, acrylic acid and methacrylic acid or its ether, dispersed in the liquid carrier. Also an ink set is described for jet printing, as well as a method to print images with application of the specified ink.

EFFECT: improved quality of images both on glossy surface and on plain paper.

14 cl, 6 tbl, 6 ex

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RU 2 420 551 C2

Authors

Kelli-Rauli Ehnn M.

Ma Tszehin

Mali Dehvid M.

Gardner Dzhon M.

Morris Piter K.

Dates

2011-06-10Published

2006-11-30Filed