Patent ID: 7449056
Filing Date: 2008-11-11
Classification: C09D

Abstract:
1. An ink-jet recording ink comprising water, a colorant and a surfactant, wherein a content of the surfactant is 0.3% by mass% or more based on the whole mass of the ink, and wherein the ink further comprises a sucrose compound represented by the formula (i) wherein R 1 to R 8 are individually selected from the group consisting of hydrogen, alkyl groups and alkylene oxide groups, with the proviso that at least one of R 1 to R 8 is an alkylene oxide group, the total number of alkylene oxide units possessed by the alkylene oxide group in a molecule is 1 to 20, and the proportion of an ethylene oxide unit to the total number of the alkylene oxide units in the molecule is 20.0% or more.