Inkjet recording ink, and cartridge and recording device having said ink

摘要

In ink containing a colorant, a humectant, a penetrant, water, and a water-soluble substance that is condensation-polymerized in the absence of the water (e.g., hydrolyzable silane compound), a gelation suppressant is contained for suppressing gelation of the water-soluble substance in the water, or the pH value of the ink is set to 8-12.