Method for preparing high-temperature resistant fluorescent glass for LED
A fluorescent glass, high temperature resistant technology, used in glass manufacturing equipment, glass molding, manufacturing tools, etc., can solve the problem of heat can not be effectively dissipated, and achieve good chemical stability, excellent electrical insulation, and large specific surface. Effect
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example 1
[0033]Then in parts by weight, weigh 10 parts of aluminum sulfate, 16 parts of urea, 2 parts of sodium dodecylbenzenesulfonate, 4 parts of polyethylene glycol, 120 parts of deionized water, add aluminum sulfate and urea to 1 / 2 weight parts of deionized water, stirring at 160r / min rotation speed for 10min at room temperature to obtain an aluminum ion solution, adding sodium dodecylbenzenesulfonate and polyethylene glycol into the remaining 1 / 2 weight part of deionized water, Stir at a speed of 200 r / min for 10 min at room temperature to obtain an additive solution, add the additive aqueous solution dropwise to the aluminum ion solution at a rate of 10 mL / min, and stir at a speed of 250 r / min at room temperature for 2 hours to obtain a mixed solution, pour the mixed solution into In the autoclave, hydrothermally react at 160°C and 10MPa for 4h, then cool at room temperature to obtain the reactant, wash the reactant three times with deionized water, and dry it in an oven at 80°C ...
example 2
[0037] In parts by weight, weigh 15 parts of aluminum sulfate, 24 parts of urea, 3 parts of sodium dodecylbenzenesulfonate, 6 parts of polyethylene glycol, and 180 parts of deionized water, add aluminum sulfate and urea to 1 / 2 weight parts of deionized water, stirring at 180r / min for 15min at room temperature to obtain an aluminum ion solution, adding sodium dodecylbenzenesulfonate and polyethylene glycol to the remaining 1 / 2 weight part of deionized water, Stir at 220r / min for 15min at room temperature to obtain an additive solution, add the additive aqueous solution dropwise to the aluminum ion solution at a rate of 15mL / min, and stir at 275r / min for 3h at room temperature to obtain a mixed solution, pour the mixed solution into In the autoclave, the hydrothermal reaction was carried out at 180°C and 15MPa for 6h, and then cooled at room temperature to obtain the reactant. The reactant was washed 4 times with deionized water and dried in an oven at 90°C for 1.5h to obtain bo...
example 3
[0041] Then in parts by weight, weigh 20 parts of aluminum sulfate, 32 parts of urea, 4 parts of sodium dodecylbenzenesulfonate, 8 parts of polyethylene glycol, and 240 parts of deionized water, add aluminum sulfate and urea to 1 / 2 weight parts of deionized water, stirring at 200r / min rotation speed for 20min at room temperature to obtain an aluminum ion solution, adding sodium dodecylbenzenesulfonate and polyethylene glycol to the remaining 1 / 2 weight part of deionized water, Stir at a speed of 240r / min for 20min at room temperature to obtain an additive solution, add the aqueous additive solution dropwise to the aluminum ion solution at a rate of 20mL / min, and stir at a speed of 300r / min at room temperature for 4h to obtain a mixed solution, pour the mixed solution into In the autoclave, the hydrothermal reaction was carried out at 200°C and 20MPa for 8h, and then cooled at room temperature to obtain the reactant. The reactant was washed with deionized water for 5 times, and...
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