Microcrystalline material MgCaO powder, microcrystalline material as well as preparation methods and applications of MgCaO powder and microcrystalline material
A technology of microcrystalline materials and powders, which is applied in the direction of calcium/strontium/barium oxide/hydroxide, discharge tubes, electrical components, etc., can solve the problems of small image quality improvement and deterioration, and achieve the improvement of discharge spots, Good protective effect, the effect of improving the problem of freckles
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[0042] Example 1
[0043] Calcium oxide (CaO) and magnesium oxide (MgO) powder are mixed according to the mass ratio x: 1-x, x = 0.3, after sintering, a compound of CaO and MgO is formed, that is, the microcrystalline material MgCaO powder; the sintering temperature is 1100℃, The sintering time is 7h, and MgCaO powder is obtained.
[0044] The microcrystalline material MgCaO powder is a white cubic powder with a particle size of 50nm to 500nm. Specifically, it can improve the luminous efficiency, anti-speckle and improve the image quality of the display.
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[0046] Example 2
[0047] Calcium oxide (CaO) and magnesium oxide (MgO) powder are mixed according to the mass ratio x: 1-x, x=0.04, after sintering, a compound of CaO and MgO is formed, namely the microcrystalline material MgCaO powder; the sintering temperature is 1400℃, The sintering time is 4h to obtain MgCaO powder.
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[0048] Example 3
[0049] Calcium oxide (CaO) and magnesium oxide (MgO) powder are mixed according to the mass ratio x: 1-x, x=0.06, after sintering, a compound of CaO and MgO is formed, that is, the microcrystalline material MgCaO powder; the sintering temperature is 1300℃, The sintering time is 6h to obtain MgCaO powder.
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