Oil base ink composition for ink jet recording

C - Chemistry – Metallurgy – 09 – D

Patent

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Details

C09D 11/00 (2006.01) B41J 2/01 (2006.01) B41M 5/00 (2006.01)

Patent

CA 2689497

Disclosed is an oil-based ink composition for inkjet recording, which contains a binder resin, a dispersing agent and at least C. I. pigment yellow 213 as an organic pigment in an organic solvent composed of a specific polyalkylene glycol dialkyl ether and/or a specific cyclic ester and having a boiling point of 150-280~C. This oil-based ink composition for inkjet recording is highly safe to the human body, and enables to maintain the quality of printed matter over a long time since it has excellent weather resistance.

L'invention concerne une composition d'encre à base d'huile destinée à une impression à jet d'encre, laquelle contient une résine de liant, un agent dispersant et au moins un pigment C.I. de couleur jaune 213 comme pigment organique dans un solvant organique composé d'un éther de polyalkylène glycol dialkyle et/ou un ester cyclique spécifique et présentant un point d'ébullition de 150 à 280 °C. Cette composition d'encre à base de l'huile destinée à une impression à jet d'encre est très sûre pour le corps humain, et elle permet de maintenir la qualité des sujets imprimés sur une longue durée du fait qu'elle présente une excellente résistance au temps.

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