Patent ID: 6988795
Filing Date: 2006-01-24
Classification: C09D

Abstract:
1. An inkjet ink comprising a pigment, a water-soluble solvent and water, the water-soluble solvent comprising: a first water-soluble solvent group comprising a water-soluble solvent represented by the following general formula (I) and having a solubility parameter SP a second water-soluble solvent group comprising a water-soluble solvent having a solubility parameter which is at least 1 greater than the solubility parameter SP a third water-soluble solvent group comprising a water-soluble solvent having a solubility parameter which is at least 1 less than the solubility parameter SP wherein respective contents (% by mass) of the water-soluble solvent groups contained in the inkjet ink satisfy the following equation (1) and the following equation (2):  wherein in general formula (I), equation (1) and equation (2), n represents an integer of 3 to 6; R represents hydrogen or a methyl group; W