| 摘要 |
A water based pigmented ink for writing, drawing, painting, printing or marking, is composed of coloring matter, additives, and water as solvent. The coloring matter is a pigment formed of one or more alkaline dyes and of a solid polymer dispersion component. The ink contains an acid group-free polyhydroxy compound as a stabilizer, and at least one surfactant and/or emulsifier, as well as a preservative.
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