Recording fluid

Abstract

Abstract PURPOSE:To obtain a recording fluid excellent in all of water resistance, light resistance, nonblurring property, fixability on a recording material, recording characteristics, storage stability, etc., containing a dye of a specified formula. CONSTITUTION:A recording fluid suitable for ink jet recording system comprises at least one dye of formula I as a recording agent. In the formula, R1 and R2 are each H, an amino, acetylamino, dimethylamino or sulfonic acid group, R3 and R4 are each H, an alkyl, an alkoxyl, OH or a sulfonic acid group, R5 is H or phenyl, and M is an alkali metal, ammonium or an organic amine. Examples of said dyes of formula I include dyes of formulas II and III. A recording fluid containing said dye can satisfy many properties as an ink jet recording fluid, and enables recording of good printing quality on plain paper as well as on a special ink jet recording paper.

Inventors

• 👤 Takeshi Sakaeda
• 👤 Yuko Suga
• 👤 Katsuhiro Shirota

Bibliographic Details