INKJET RECORDING INK, INK CARTRIDGE AND INKJET RECORDING APPARATUS

摘要

An inkjet recording ink containing: water; a water-soluble organic solvent; a colorant; and at least one fluorochemical surfactant having a formula selected from the group consisting of (b), (a), (a'), and (h): [(RfSO2)2]N-M+(a), [(RfSO2)(RSO2)]N-M+(a'), [(FSO2)2]N-M+(h), wherein M+ is Li+, Na+, K+, or NH4+, Rf is CF3, C2F5, C3F7, or C4F9, and R is C1-C10 alkyl group.