Preparation technology for neodymium-doped quartz glass used for laser
A quartz glass and preparation process technology, applied in glass manufacturing equipment, glass molding, glass furnace equipment and other directions, can solve the problems of low spectral properties and low doping concentration, achieve good doping uniformity, improve work efficiency, The effect of shortening the preparation time
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Embodiment 1
[0018] A preparation process of quartz glass for neodymium-doped lasers, comprising the following steps:
[0019] One), the preparation of sol
[0020] Using neodymium chloride hexahydrate, aluminum chloride hexahydrate, nano-titanium dioxide, yttrium chloride hexahydrate, silicon alkoxide, organic solvent and water as raw materials, the doping composition range is: Nd 3+ :0.8mol%, Al 3+ :2mol%, Ti 4+ : 1mol%, Y 3+ :0.2mol%, the balance is Si 4+ ; Mix silicon alkoxide, water and organic solvent according to the mass ratio of 1:5:10, then add neodymium chloride hexahydrate, aluminum chloride hexahydrate, nano-titanium dioxide, yttrium chloride hexahydrate, and stir evenly to adjust the pH to 7 to 8, then put it into a drum mixer, and stir for 2 to 5 hours to obtain a sol;
[0021] Two), titration spray
[0022] Put the sol into the titration sprayer, and spray the sol into the self-rotating quartz circular tube in the form of quantitative spraying. The temperature of the out
Embodiment 2
[0026] A preparation process of quartz glass for neodymium-doped lasers, comprising the following steps:
[0027] One), the preparation of sol
[0028] Using neodymium chloride hexahydrate, aluminum chloride hexahydrate, nano-titanium dioxide, yttrium chloride hexahydrate, silicon alkoxide, organic solvent and water as raw materials, the doping composition range is: Nd 3+ :1.2mol%, Al 3+ :6mol%, Ti 4+ : 3mol%, the balance is Si 4+ ; According to silicon alkoxide: water: the mass ratio of organic solvent is: 1:3.5:15; After mixing silicon alkoxide, water and organic solvent, add neodymium chloride hexahydrate, aluminum chloride hexahydrate, nano-titanium dioxide, Yttrium chloride hexahydrate, stir evenly to adjust the pH to 7-8, then put it into a drum mixer, stir for 2-5 hours to obtain a sol;
[0029] Two), titration spray
[0030] Put the sol into the titration sprayer, and spray the sol into the self-rotating quartz circular tube in the form of quantitative spraying. The
Embodiment 3
[0034] A preparation process of quartz glass for neodymium-doped lasers, comprising the following steps:
[0035] One), the preparation of sol
[0036] Using neodymium chloride hexahydrate, aluminum chloride hexahydrate, nano-titanium dioxide, yttrium chloride hexahydrate, silicon alkoxide, organic solvent and water as raw materials, the doping composition range is: Nd3+ :0.5mol%, Al 3+ :0.4mol%, Y 3+ :0.8mol%, the balance is Si 4+ ; Silicon alkoxide, water and organic solvent are mixed evenly according to the mass ratio of 1:8:2, then add neodymium chloride hexahydrate, aluminum chloride hexahydrate, nano-titanium dioxide, yttrium chloride hexahydrate, and stir to adjust the pH to 7 to 8, then put it into a drum mixer, and stir for 2 to 5 hours to obtain a sol;
[0037] Two), titration spray
[0038] Put the sol into the titration sprayer, and spray the sol into the self-rotating quartz circular tube in the form of quantitative spraying. The temperature of the outer surface
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