Patent ID: 8110616

Claim:
An aqueous inkjet recording ink comprising at least a resin (A), a pigment (B) dispersed with the resin (A), a resin emulsion (C), and an aqueous liquid medium (D), wherein the resin (A) comprises hydrophobic structural units (a) and hydrophilic structural units (b), the hydrophobic structural units (a) comprise a hydrophobic structural unit (a1) in an amount of 40% by mass or more of the resin (A), the hydrophobic structural unit (a1) having an aromatic ring indirectly linked to an atom for forming the main chain of the resin (A), and a hydrophobic structural unit (a2) in an amount of 15% by mass or more of the resin (A), the hydrophobic structural unit (a2) being derived from a C 1 to C 4 alkyl acrylate or methacrylate, the hydrophilic structural units (b) comprise a structural unit (b1) derived from an acrylic acid or a methacrylic acid, and the content of the hydrophilic structural units (b) is 15% by mass or less in the resin (A).