CPC C03C 21/002 (2013.01) [C03C 3/085 (2013.01); C03C 3/087 (2013.01); C03C 3/093 (2013.01); C03C 3/097 (2013.01); C03C 4/18 (2013.01); C03C 2204/00 (2013.01)] | 18 Claims |
1. A salt bath for glass reinforcement including a nitrate with a mass fraction not less than 50% in a molten state, and a metal compound fused into the nitrate, wherein the metal compound contains a same metal element as the nitrate, wherein a mass fraction of the metal element in a molecular formula corresponding to the metal compound is greater than a mass fraction of the metal element in a molecular formula corresponding to the nitrate; wherein the metal compound is selected from at least one of: a metal chloride, a metal peroxide, a metal oxide, a metal phosphate, a metal carbonate, a metal bicarbonate, a metal silicate; wherein a mass fraction of the metal chloride, metal peroxide, metal oxide, metal phosphate, metal carbonate, metal bicarbonate or metal silicate is greater than 11% but smaller than 30%.
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