18882945. Ink Jet Ink Composition And Recording Method (SEIKO EPSON CORPORATION)

Ink Jet Ink Composition And Recording Method

Organization Name

SEIKO EPSON CORPORATION

Inventor(s)

Kentaro Hara of Shiojiri (JP)

Ink Jet Ink Composition And Recording Method

This abstract first appeared for US patent application 18882945 titled 'Ink Jet Ink Composition And Recording Method

Original Abstract Submitted

An aqueous ink jet ink composition includes a color material, an acetylene glycol-based surfactant, glycerin, a 6-, 7-, or 8-membered lactam, in which the content of the glycerin is 9% by mass or less based on the total mass of the ink composition, and the mass ratio of the content of the 6-, 7-, or 8-membered lactam to the content of the acetylene glycol-based surfactant is 0.5 or more and less than 5.