Table 1.
Composition and properties of PHAs synthesized by Cupriavidus necator IBP/SFU-1 from various carbon sources.
| No. | Carbon Source | Monomer Composition of PHA, mol.% | Mn, kDa | Mw, kDa | Ð | Cx, % | Tmelt, °C | Tdegr, °C | ||
|---|---|---|---|---|---|---|---|---|---|---|
| 3HB | 3HV | 3HHx | ||||||||
| 1 | CO2 | 100.0 | - | - | 290 ± 15 | 850 ± 25 | 2.9 ± 0.2 | 67 | 174.2 | 280.1 |
| 2 | Fructose | 100.0 | - | - | 136 ± 9 | 499 ± 20 | 3.7 ± 0.4 | 65 | 172.4 | 284.7 |
| 3 | Glucose | 100.0 | - | - | 137 ± 1 | 557 ± 24 | 4.1 ± 0.2 | 64 | 171.6 | 279.9 |
| 4 | Glycerol | 100.0 | - | - | 108 ± 4 | 409 ± 11 | 3.9 ± 0.3 | 69 | 172.8 | 274.9 |
| 5 | Lauric acid | 100.0 | - | - | 162 ± 11 | 510 ± 10 | 3.2 ± 0.2 | 63 | 161.0 170.6 |
279.0 |
| 6 | Myristic acid | 100.0 | - | - | 144 ± 10 | 648 ± 12 | 4.5 ± 0.3 | 65 | 162.1 170.8 |
275.8 |
| 7 | Palmitic acid | 100.0 | - | - | 174 ± 8 | 673 ± 4 | 3.9 ± 0.2 | 72 | 162.9 171.2 |
283.4 |
| 8 | Oleic acid | 99.70 | 0.3 | - | 118 ± 4 | 526 ± 2 | 4.5 ± 0.2 | 66 | 162.7 170.3 |
285.9 |
| 9 | Palm oil | 99.80 | 0.07 | 0.13 | 165 ± 6 | 682 ± 9 | 4.1 ± 0.2 | 66 | 162.5 171.1 |
277.6 |
| 10 | Sunflower seed oil | 99.77 | 0.21 | 0.02 | 124 ± 2 | 479 ± 4 | 3.9 ± 0.1 | 70 | 160.7 169.6 |
267.6 |
| 11 | Siberian oilseed oil | 99.71 | 0.25 | 0.04 | 149 ± 9 | 511 ± 21 | 3.4 ± 0.2 | 65 | 160.5 169.8 |
285.3 |
“-” no such monomer in the PHA.