| Type | D3221 | D3260 | D3130 | D3140 | D3143 | D3150 | D3170 |
| NCO content % | 2.1±0.1 | 6.0±0.2 | 3.0±0.1 | 4.0±0.2 | 4.3±0.2 | 5.0±0.2 | 7.0±0.2 |
| Appearance at 20℃ |
White solid |
||||||
| MOCA/g(100g prepolymer) | 6 | 17.5 | 8.6 | 11.7 | 12.5 | 14.5 | 20.0 |
| Gel time/min | 9 | 2 | 12 | 8 | 8 | 6 | 4.5 |
| Hardness（Shore A） | 72±2 | 96 (52D) | 80±2 | 90±1 | 92±1 | 94±1 | 62D |
