Suspensions of fine amorphous silica particles in a liquid
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Colloidal silicas are suspensions of fine amorphous, nonporous, and typically spherical silica particles in a liquid phase. It may be produced by Stöber process from Tetraethyl orthosilicate (TEOS).
Colloidalsilicas are suspensions of fine amorphous, nonporous, and typically spherical silica particles in a liquid phase. It may be produced by Stöber...
larger colloidal particles by precipitation, condensation, or redox reactions. Such processes are used in the preparation of colloidalsilica or gold...
Silica gel is an amorphous and porous form of silicon dioxide (silica), consisting of an irregular tridimensional framework of alternating silicon and...
geothermal energy plants has been used in pilot plants as a source of colloidalsilica (Wairakei, New Zealand, and Mammoth Lakes, California), and as a source...
Increasing water concentration results in the formation of hydrated silica gels and colloidalsilica dispersions. Many hydrates and silicic acids exist in the most...
time. In particular, the reaction is not observed with suspensions of colloidalsilica. The nature of soluble silicates is relevant to understanding biomineralization...
organelles, and/or viruses by density centrifugation. Percoll consists of colloidalsilica particles of 15–30 nm diameter (23% w/w in water) which have been coated...
Colloidal gold is a sol or colloidal suspension of nanoparticles of gold in a fluid, usually water. The colloid is coloured usually either wine red (for...
decomposition. The colloidalsilica deposit in the macro pores during extraction and obscure the real pore structure. The solubility of colloidalsilica in alkaline...
where the presence of colloidalsilica is expected due to silica polymerization in the ion exchange columns. Colloidalsilica is considered more critical...
Aluminum oxide, titanium dioxide, silicon dioxide e.g. colloidalsilica or a mixture of silica and alumina can be used. The catalytic materials are suspended...
where spheres of silica assume a close-packed locally periodic structure under moderate compression. Bulk properties of a colloidal crystal depend on...
(drying). Silica aerogels are typically synthesized by using a sol-gel process. The first step of the sol-gel process is the creation of a colloidal suspension...
Brewer AK, Striegel AM (April 2011). "Characterizing string-of-pearls colloidalsilica by multidetector hydrodynamic chromatography and comparison to multidetector...
oligomers in considerably longer time. The reaction is not observed with colloidalsilica. The degree of polymerization of silicic acids in water solution can...
ISBN 978-81-203-4308-5. Horacio E. Bergna; William O. Roberts (19 December 2005). ColloidalSilica: Fundamentals and Applications. CRC Press. p. 10. ISBN 978-1-4200-2870-6...
Monodisperse powders of colloidalsilica, for example, may therefore be stabilized sufficiently to ensure a high degree of order in the colloidal crystal or polycrystalline...
ethyl silicate (alcohol-based and chemically set), colloidalsilica (water-based, also known as silica sol, set by drying), sodium silicate, and a hybrid...
is an emulsion that is stabilized by solid particles (for example colloidalsilica) which adsorb onto the interface between the water and oil phases....
jasper is a dark gray, somewhat translucent chert. It formed from colloidalsilica released from the volcanic debris. Because of their different physical...
Monodisperse powders of colloidalsilica, for example, may therefore be stabilized sufficiently to ensure a high degree of order in the colloidal crystal or polycrystalline...
can be used include cerium(IV) oxide, diamond, aluminum oxide, and colloidalsilica. Optional additives include suspension agents, lubricants, and detergents...
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