Violet light excitated bicomponent three basic colour fluorescent powder and its preparation method
A two-component, three-primary color technology, applied in chemical instruments and methods, luminescent materials, etc., can solve problems such as low luminous efficiency
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[0020] 1. 3.9000g Al(OH) 3 , 0.4686g basic magnesium carbonate, 0.9374g barium carbonate, 0.0858g manganese acetate, 0.0440g europium oxide, and 0.2110g lithium fluoride, ground, mixed evenly, and calcined at 1300°C for 4 hours under a reducing atmosphere to obtain light blue-green Powder Ba 0.95 Mg 0.96 Al 10 o 17 :0.05Eu 2+ , 0.04Mn 2+ .
[0021] 2. 3.9000g Al(OH) 3 , 0.4989g basic magnesium carbonate, 0.9768g barium carbonate, 0.0123g manganese acetate, 0.0088g europium oxide, and 0.2110g LiF, ground, mixed evenly, and calcined at 1400°C for 3 hours under a reducing atmosphere to obtain light blue-green powder Object Ba 0.99 Mg 0.99 Al 10 o 17 : 0.01Eu 2+ , 0.01Mn 2+ .
[0022] 3. 3.9000g Al(OH) 3 , 0.3779g basic magnesium carbonate, 0.7894g barium carbonate, 0.3064g manganese acetate, 0.1760g europium oxide, and 0.2110g LiF, ground, mixed evenly, and calcined at 1500°C for 2 hours under a reducing atmosphere to obtain light blue-green powder Object Ba 0.80...
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