Table 3. Level of Each Factor for Preparing the Hybrid Gel.
| factors |
|||||
|---|---|---|---|---|---|
| no. | bentonite/g | Al(OH)3/g | PAAs/g | XG/g | lignocellulose/g |
| 1 | 6.00 | 0.10 | 0.20 | 0.05 | 0.50 |
| 2 | 6.00 | 0.30 | 0.30 | 0.10 | 1.00 |
| 3 | 6.00 | 0.50 | 0.40 | 0.15 | 1.50 |
| 4 | 6.00 | 0.70 | 0.50 | 0.20 | 2.00 |
| 5 | 7.00 | 0.10 | 0.30 | 0.20 | 1.50 |
| 6 | 7.00 | 0.30 | 0.20 | 0.15 | 2.00 |
| 7 | 7.00 | 0.50 | 0.50 | 0.10 | 0.50 |
| 8 | 7.00 | 0.70 | 0.40 | 0.05 | 1.00 |
| 9 | 8.00 | 0.10 | 0.40 | 0.10 | 2.00 |
| 10 | 8.00 | 0.30 | 0.50 | 0.05 | 1.50 |
| 11 | 8.00 | 0.50 | 0.20 | 0.20 | 1.00 |
| 12 | 8.00 | 0.70 | 0.30 | 0.15 | 0.50 |
| 13 | 9.00 | 0.10 | 0.50 | 0.15 | 1.00 |
| 14 | 9.00 | 0.30 | 0.40 | 0.20 | 0.50 |
| 15 | 9.00 | 0.50 | 0.30 | 0.05 | 2.00 |
| 16 | 9.00 | 0.70 | 0.20 | 0.10 | 1.50 |
| Gelation Time/m | |||||
| level 1 | 2.20 | 2.58 | 3.53 | 2.55 | 2.85 |
| level 2 | 2.25 | 2.55 | 2.60 | 2.53 | 2.33 |
| level 3 | 2.30 | 2.28 | 2.28 | 2.55 | 2.70 |
| level 4 | 3.45 | 2.80 | 1.80 | 2.58 | 2.33 |
| difference | 1.25 | 0.52 | 1.73 | 0.05 | 0.52 |