Aqueous sol of crystalline tin oxide solid solution containing antimony, and production thereof
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United States of America Patent
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Oct 4, 1988
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N/A
app pub date -
Mar 9, 1987
filing date -
Mar 19, 1986
priority date (Note) -
Expired
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Abstract
An aqueous sol of a crystalline tin oxide solid solution containing antimony and having a particle size not larger than 300.ANG. is prepared by adding an alkali metal bicarbonate or ammonium bicarbonate to an acidic aqueous solution containing a compound of tin and a compound of antimony to form a gel; purifying the gel; adding aqueous ammonia to the purified gel to form a slurry; and heating the slurry until a sol is formed.
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