| abstract |
An ink jet ink composition comprising from about 30 tonabout 90 % by weight of water, from about 0.5 to about 30 % by weight ofna composite colorant, from about 0.1 to about 10 % by weight of natural ornsynthetic smectite clay mineral, and from about 10 to about 50 % bynweight of a humectant comprising a polyhydric alcohol or a nitrogen-containingncyclic compound. The composition may also contain pigmentnparticles instead of a composite colorant. |