FIELD: chemistry.
SUBSTANCE: invention relates to vacuum-tube, electronic and electric-bulb industry and can be used, for example, in metal-halide or sulphur lamps. Disclosed is a reflecting coating for envelopes of discharge lamps, which contains, besides silicon oxide and heat-resistant dye - chromium oxide, yttrium, beryllium, zirconium and magnesium oxides.
EFFECT: high adhesion power of the reflecting coating at high temperature in an oxidative medium.
1 tbl, 3 ex
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CONTRAST MULTILAYER PIGMENT AND METHOD OF ITS PRODUCTION | 2016 |
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TRANSPARENT SUBSTRATE CONTAINING METHAMERIC PIGMENT OR METAMERIC COMBINATION OF PIGMENTS AND MULTILAYER PIGMENTS ON ITS BASIS | 2016 |
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RU2631297C1 |
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RU2698428C2 |
CATALYST FOR PRODUCTION OF ETHYLENE OXIDE | 1990 |
|
RU2045335C1 |
GLASS CERAMICS | 2002 |
|
RU2297397C2 |
Authors
Dates
2015-03-20—Published
2013-10-04—Filed