Table 3.
Catalytic effect of different catalysts.
| No. | Catalyst | PPC Yield (a) | PPC Product | Ref. | |||
|---|---|---|---|---|---|---|---|
| Mn (b) | Mw (c) | PDI (d) | [η] (e),dL/g | ||||
| 1 | ZnGA | 83 (g polymer/g of catalyst) | 160 k | 60 k | 2.7 | - | [42] |
| 2 | ZnGA + GA | 68.25 (g polymer/g of catalyst) | - | - | 1.2815 | - | [43] |
| 3 | -RE(P204)3-Al(i-Bu)3-R(OH)n | 1672 (g/mol of Y (f)) | 46.9 × 10−4 (g/mol) | - | - | 3.82 | [44] |
| 4 | Nd(CCl3COO)3-ZnEt2-glycerol ternary catalyst | Improving | 62,282 | 73,412 | - | 0.76 | [45] |
| 5 | Lewis Base | 416.1 (g/(mol Zn)) | 11.0 × 10−4 (g/mol) |
- | 2.9 | - | [46] |
| 6 | Zn3 [Co(CN)6]2-based Co-Zn DMC catalyst | 7488 (g polymer/g of catalyst) | 35,900 | - | 3.99 | - | [47] |
| 7 | Zn-Mg-Al composite oxide high-efficiency catalyst | 88.8% | - | - | - | - | [48] |
(a) Because the units used are not uniform across studies, the units here are different. (b) Mn: number-average molecular weight. (c) Mw: weight-average molecular mass. (d) PDI: polydispersity index. (e) [η]: intrinsic viscosity. (f) Y: yttrium.