Table 3.
Surface tension for the different ink formulations.
| Ink Formulation | Surface tension (mN/m) |
|---|---|
| I-1 | 32.5 |
| I-2 | 36.8 |
| I-3 | 40.8 |
| I-4 | 39.8 |
| I-5 | 39.7 |
| I-6 | 35.4 |
| I-7 | 35.3 |
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