Add-on% of STF on PET fabrics.
| STF | STF1 | STF2 | STF3 | STF4 |
|---|---|---|---|---|
| Mass of neat fabric (g) | 4.33 | 4.00 | 4.30 | 4.11 |
| Mass of treated fabric (g) | 7.64 | 6.96 | 7.24 | 6.84 |
| Weight gain (g) | 3.31 | 2.96 | 2.94 | 2.73 |
| Add-on (%) | 76.44 | 74.00 | 68.37 | 66.42 |
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