| Level | A Initiator (%) | B Monomer starch ratio (%) | C Crosslinking agent (%) | D AA neutralization degree (%) |
| 1 | 0.50 | 6:1 | 0.30 | 75 |
| 2 | 0.60 | 7:1 | 0.50 | 80 |
| 3 | 0.70 | 8:1 | 0.70 | 85 |