Tensile and compression mechanical properties of the LDH/PAM NC hydrogels (LmM).
| Sample | Yield strength (kPa) | Fracture strength (kPa) | Elongation at break (%) | Tensile modulus (kPa) | Toughnessa (MJ m−3) | N* (mol m−3) | 104Mc (g mol−1) | Compressive strength (MPa) | Compressive modulus (kPa) |
|---|---|---|---|---|---|---|---|---|---|
| L1M | 20.9 | 21.0 | 3800 | 36.4 | 0.64 | 10.7 | 9.38 | 0.43 | 53.7 |
| L2M | 21.7 | >33.4 | >3950 | 32.1 | 0.83 | 9.99 | 10.0 | 0.69 | 66.9 |
| L3M | 26.6 | >67.0 | >4936 | 39.5 | 1.70 | 11.2 | 8.96 | 1.02 | 78.3 |
a
Toughness was calculated from the areas under the tensile stress–strain curves.