| 摘要 |
<p>PROBLEM TO BE SOLVED: To provide a water-in-oil emulsion ink for stencil printing which has no odor, a good press stability, shelf stability, adhesion and solid filling in and little temperature dependence. SOLUTION: A water-in-oil emulsion ink comprising from 10 to 90 wt.% oil phase and from 90 to 10 wt.% aqueous phase contains a non-volatile mineral oil wherein the viscosity (at 40 deg.C) is 8 cSt or larger and, in a carbon distribution determined by ring analysis, the carbon content of the paraffin component is 55% CP or larger, the carbon content of the naphthene component is 25% CN or larger and the carbon content of the aromatic component is 10% CA or smaller.</p> |
