Research Article
Geopolymers Based on Phosphoric Acid and Illito-Kaolinitic Clay
Table 1
Chemical composition of used materials.
| | Compositions (mass%) | | SiO2 | Al2O | Fe2O3 | MgO | Na2O | CaO | K2O | SO3 | PO3 | LOI |
| Medenine clay | 60.8 | 16.20 | 5.87 | 2.38 | 0.003 | 2.15 | 2.71 | 0.08 | — | 9.16 | H3PO4 | — | — | — | — | — | — | — | — | 85 | — |
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