Dye combination

C - Chemistry – Metallurgy – 09 – B

Patent

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Details

C09B 67/00 (2006.01) C09B 67/22 (2006.01) C09D 11/00 (2006.01)

Patent

CA 2448021

The invention relates to a dye mixture essentially consisting of one dye of formula (4) and a dye of formula (5). The black dye mixture is advantageously used for ink jet printing and provides high light-resisting and neutral black ink formulations.

L'invention concerne une combinaison de colorants essentiellement constituée d'un colorant de formule (4) et d'un colorant de formule (5). Ce mélange de colorants noir est de préférence employé pour l'impression par jet d'encre et constitue une formulation d'encre très résistante à la lumière de couleur noire neutre.

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