Research Article
New Hybrid Materials Synthesized with Different Dyes by Sol-Gel Method
Table 1
The quantities of materials used corresponding to syntheses S1–S8.
| | 
 |  | Synthesis | Molar ratio PPA/Zr(OC4H9)4
 | C1 mmole
 | C2 mmole
 | C3 mmole
 |  | 
 |  | S1 | 2/1 |  |  |  |  | S2 | 1/1 |  |  |  |  | S3 | 2/1 | 0.7 |  |  |  | S4 | 1/1 | 0.7 |  |  |  | S5 | 2/1 |  | 0.5 |  |  | S6 | 1/1 |  | 0.5 |  |  | S7 | 2/1 |  |  | 0.7 |  | S8 | 1/1 |  |  | 0.7 |  | 
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