Patent ID: 8333831

Claim:
A dispersion of antimony doped tinoxide nanoparticles in an organic solvent, comprising: a) 25-75 wt % of nanoparticles having a mean average size between 1 and 100 nm and modified with 5-35 wt %, relative to the particles, of an alkoxysilane selected from the group consisting of methyltrimethoxysilane, methyltriethoxysilane, glycidoxypropyltrimethoxysilane, vinyltrimethoxysilane and methacryloxypropyltrimethoxysilane; b) a solvent comprising a hydroxyl group and an ether group, wherein the solvent is selected form the group consisting of 1-methoxy-2-propanol, 2-methoxy-1-propanol, 3-methoxy-1-butanol and 2-methoxy-ethanol; c) water which is present in an amount of less than 15 wt %; d) a dispersant which is present in an amount of less than 0.1 wt %.