Preparation technique of white atractylodes rhizome superfine powder
A preparation process and ultrafine powder technology, which is applied in the directions of non-active ingredient medical preparations, medical preparations containing active ingredients, powder transportation, etc. problems, to achieve the effect of reducing damage, good retention, and avoiding the loss of active ingredients
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Embodiment 1
[0028] A preparation process of Atractylodes macrocephala superfine powder, comprising the steps of:
[0029] (1) Wash and drain fresh Atractylodes macrocephala, and freeze in liquid nitrogen for 8 minutes;
[0030] (2) Freeze and grind the frozen Atractylodes macrocephala in a freeze grinder for 30 minutes to obtain fresh powder;
[0031] (3) Put the fresh powder in a vacuum freeze dryer, lower the temperature to -40°C, then evacuate to 15Pa, then raise the temperature to 20°C, and continue to process for 5 hours under the current vacuum condition to obtain the first powder piece;
[0032] (4) Soak the first powder in distilled water at room temperature for 2 hours, add starch, mix and beat, add sodium lauryl sulfate and mix well, and then freeze-dry the obtained mixture at -40°C for 10 hours to obtain the second Powder block;
[0033] (5) Beat the second powder block into superfine powder through a superfine pulverizer;
[0034] Wherein, the mass ratio of the first powde...
Embodiment 2
[0039] A preparation process of Atractylodes macrocephala superfine powder, comprising the steps of:
[0040] (1) Wash the fresh Atractylodes macrocephala, drain and freeze in liquid nitrogen for 13 minutes;
[0041] (2) Freeze and grind the frozen Atractylodes macrocephala in a freeze grinder for 40 minutes to obtain fresh powder;
[0042] (3) Put the fresh powder in a vacuum freeze dryer, lower the temperature to -50°C, then evacuate to 20Pa, then raise the temperature to 30°C, and continue to process under the current vacuum condition for 6 hours to obtain the first powder piece;
[0043] (4) Soak the first powder in distilled water at room temperature for 3 hours, add starch, mix and beat, add sodium lauryl sulfate and mix well, and then freeze-dry the obtained mixture at -50°C for 15 hours to obtain the second Powder block;
[0044] (5) Beat the second powder block into superfine powder through a superfine pulverizer;
[0045] Wherein, the mass ratio of the first powd...
Embodiment 3
[0050] A preparation process of Atractylodes macrocephala superfine powder, comprising the steps of:
[0051] (1) Wash and drain fresh Atractylodes macrocephala, and freeze in liquid nitrogen for 8 minutes;
[0052] (2) Freeze and grind the frozen Atractylodes macrocephala in a freeze grinder for 40 minutes to obtain fresh powder;
[0053] (3) Put the fresh powder in a vacuum freeze dryer, lower the temperature to -40°C, then evacuate to 20Pa, then raise the temperature to 20°C, and continue to process for 6 hours under the current vacuum condition to obtain the first powder piece;
[0054] (4) Soak the first powder in distilled water at room temperature for 2 hours, add starch, mix and beat, add sodium lauryl sulfate and mix well, and then freeze-dry the obtained mixture at -50°C for 10 hours to obtain the second Powder block;
[0055] (5) Beat the second powder block into superfine powder through a superfine pulverizer;
[0056] Wherein, the mass ratio of the first powde...
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