abstract |
In the present invention, an aliphatic unsaturated silicone is added, after the reaction of the dry silica reinforcing filler and the silazane, without drying of the silazane-treated filler, followed by heating to above 80 DEG C, followed by addition of further aliphatic unsaturated silicone, ≪ / RTI > based on the total weight of the composition. The composition has improved whiteness and color reproducibility. |