Polyol-containing silica dispersion
2004
Stable, pourable silicon dioxide dispersion in which the average, number-related aggregate diameter of the silicon dioxide particles in dispersion is less than 200 nm and at least 35 wt .-% silica, 3 to 35 wt .-% of at least one Polyoles, 20 to 60 parts by weight % water, 0 to 10 wt .-% of an additive, and an alkaline-acting substance in an amount such that a pH-value of 10 polyol silica powder, wherein the pH value is less than 5, and the mixture dispersed until the current consumption of the rotor / stator machine is largely constant, and then such a amount of an alkaline substance is added that a pH of the dispersion of 10
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