Preparation method for rapidly forming YAG transparent ceramic powder material by 3DP (three-dimensional printing) technology
A technology of transparent ceramics and powder materials, applied in the direction of additive processing, etc., can solve the problems of easy clogging of nozzles, large amount of adhesive, and poor control, etc., achieve good fluidity, low production cost, and prevent nozzles from clogging.
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[0025] Example 1
[0026] (1) YAG transparent ceramic powder pretreatment: YAG transparent ceramic powder is dried, ground, sieved, and the particle size is controlled in the range of 0.1~5μm to obtain pretreated YAG transparent ceramic powder;
[0027] (2) Preparation of granulated YAG transparent ceramic powder: In the reactor, add water: 5400mL, water-soluble urea-formaldehyde resin: 50g, soluble starch: 50g, heating to dissolve, sodium hexametaphosphate: 20g, stirring to dissolve, and then Add pre-treated YAG transparent ceramic powder: 4500g, stir vigorously, react for 6 hours, and then spray dry to obtain granulated YAG transparent ceramic powder with a particle size in the range of 40-100 µm;
[0028] (3) Preparation of YAG transparent ceramic powder formed by laser sintering 3D printing: In the blender, add separately, granulate YAG transparent ceramic powder: 880g, zinc stearate: 6g, trimellitic anhydride: 4g, turn on the mixer at 300 rpm / Min, stirring for 30min, heating t...
Example Embodiment
[0029] Example 2
[0030] (1) YAG transparent ceramic powder pretreatment: YAG transparent ceramic powder is dried, ground, sieved, and the particle size is controlled in the range of 0.1~5μm to obtain pretreated YAG transparent ceramic powder;
[0031] (2) Preparation of granulated YAG transparent ceramic powder: In the reactor, add water: 5200mL, water-soluble urea-formaldehyde resin: 100g, soluble starch: 100g, heating to dissolve, sodium hexametaphosphate: 40g, stirring to dissolve, and then Add pre-treated YAG transparent ceramic powder: 4600g, stir vigorously, react for 5 hours, and then spray dry to obtain granulated YAG transparent ceramic powder with a particle size in the range of 40-100 µm;
[0032] (3) Preparation of YAG transparent ceramic powder formed by laser sintering 3D printing: In the blender, add separately, granulated YAG transparent ceramic powder: 90g, zinc stearate: 0.5g, trimellitic anhydride: 0.5g, turn on the mixer speed at 300 rpm, stirring for 30 minute...
Example Embodiment
[0033] Example 3
[0034] (1) YAG transparent ceramic powder pretreatment: YAG transparent ceramic powder is dried, ground, sieved, and the particle size is controlled in the range of 0.1~5μm to obtain pretreated YAG transparent ceramic powder;
[0035] (2) Preparation of granulated YAG transparent ceramic powder: In the reactor, add water: 5600mL, water-soluble urea-formaldehyde resin: 80g, soluble starch: 80g, heating to dissolve, sodium hexametaphosphate: 10g, stirring to dissolve, and then Add pre-treated YAG transparent ceramic powder: 4300g, stir vigorously, react for 7 hours, and then spray dry to obtain granulated YAG transparent ceramic powder with a particle size in the range of 40-100 µm;
[0036] (3) Preparation of YAG transparent ceramic powder formed by laser sintering 3D printing: In the mixer, add separately, granulate YAG transparent ceramic powder: 170g, zinc stearate: 3g, trimellitic anhydride: 3g, turn on the mixer at 300 rpm / Min, stirring for 30min, heating to ...
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