分子式:TiO2 分子量:79.9
性质:比重 3.9,化学性质稳定
特点:本品外观白,光泽好,兰相,粒子细软、均匀,粒度分布窄,分散性好,消色力高,散射系数高,吸油量低,铁含量等杂质含量低。
产品外观:白色粉末
质量标准:
Index | Technical specifications | |||
TiO2 content, %(m/m) | ≥ | 98 | ||
Whiteness (compared with first class standard) | No less than | |||
Scattering power (compared with first class standard) | ≥ | 105 | ||
Volatile matters at 105 ℃, %(m/m) | ≤ | 0.5 | ||
pH value of water suspension | 6.8~8.0 | |||
Oil absorption value, g/100g | ≤ | 21 | ||
Residue on the sieve (45um mesh), % | ≤ | 0.05 | ||
Electrical resistance of aqueous extract, Ωm | ≥ | 22 | ||
Water dispersible power, % | ≥ | 80 | ||
Iron content, ppm | ≤ | 50 | ||
Index controlled by the company Gardner of dry powder | L | ≥ | 100.2 | |
b | -0.60~-0.20 |