Specialized metallurgical processes – compositions for use therei – Processes – Electrothermic processes
Patent
1987-03-09
1988-10-04
Barr, Josephine
Specialized metallurgical processes, compositions for use therei
Processes
Electrothermic processes
75101BE, 75103, 75108, 75109, 252518, 2525011, 423592, 423593, 423617, 423618, C22B 500, H01B 106
Patent
active
047754125
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.
REFERENCES:
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patent: 4420500 (1983-12-01), Nakatami et al.
patent: 4545928 (1985-10-01), Kano et al.
patent: 4559165 (1985-12-01), Kohlmuller et al.
patent: 4566992 (1986-01-01), Joseph et al.
patent: 4678505 (1987-07-01), Bushey
Nishikura Hiroshi
Terao Yukio
Yamamoto Shin
Barr Josephine
Taki Chemical Co. Ltd.
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