Patent ID: 7641723
Filing Date: 2010-01-05
Classification: C09D

Abstract:
1. An ink jet recording ink comprising at least water, a colorant, a compound represented by the following general formula (I) accounting for 8 to 40% by mass of a total mass of the ink, and a water-soluble substance accounting for 5 to 30% by mass of the total mass of the ink, wherein the water-soluble substance is at least one compound selected from the group consisting of a compound represented by the following general formula (II), polyalkylene glycol having a molecular weight of 200 to 1,000, polyglycerin, and bishydroxyethyl sulfone, and a ratio (A/B) of mass (A) of the compound represented by general formula (I) and mass (B) of the water-soluble substance is in a range of 1/3 to 7/1, General formula (I) wherein R wherein R