Research Article
Fluoroalkylsilane versus Alkylsilane as Hydrophobic Agents for Silica and Silicates
Table 2
Dispersive parameters of unmodified MgO·SiO2 and magnesium silicate modified with different alkylsilanes.
| | Sample | Diameter (µm) | Mean diameter D (4.3) (µm) | | d (0.1) | d (0.5) | d (0.9) |
| | MgO·SiO2 | 3.8 | 22.5 | 73.6 | 31.5 | | MgO·SiO2 + 5 weight parts by mass of OPF | 8.7 | 35.6 | 94.0 | 42.0 | | MgO·SiO2 + 5 weight parts by mass of ODS | 6.6 | 30.8 | 91.0 | 46.0 | | MgO·SiO2 + 5 weight parts by mass of OCS | 8.2 | 37.0 | 96.0 | 44.0 |
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