Citation:
Chang Shan. THE COLORED FILM OF TERTIARY SYSTEM CoO-CuO-SiO2[J]. Chinese Journal of Applied Chemistry,
;1992, 9(1): 82-84.
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The colored film of CoO-CuO-SiO2 system was prepared by sol-gel method. The effect of several factors, such as concentration of oxides, viscosity of coating solution, heating temperature and heating time on optical transmittance of the film were examined and the compositions for homogeneous glass films were determined. The homogeneous films can be produced only from the system containing more than 50 mol% SiO2. Both Co2+, and Cu2+ ions were shown not to take part in network bonds formation.
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Keywords:
- sol-gel method,
- coating film,
- silicate
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