| 摘要 |
PROBLEM TO BE SOLVED: To obtain the subject ink having a good thixotropic property, giving a brilliant and strong metal gloss, and having good writing touch, good stability to temperature, and excellent preservability, by including aluminum powder, xanthane gum and a hectorite inorganic thickener. SOLUTION: This ink contains (A) aluminum powder (for example, an aluminum paste) preferably having an average particle diameter of 5-30μm and (B) a thickening gelation agent comprising (i) xanthane gum and (ii) a hectorite inorganic thickener (one kind of montmorillonite stone ore) for example, synthetic hectorite having a chemical composition of the formula [Si8 (Mg5.34 Lig0.66 ) O20 (OH)4 ]M+0.66 }. The component A, the component Bi and the component Bii are preferably contained in amounts of 1-20 wt.%, 0.1-1 wt.% and 0.1-1 wt.%, respectively. |
