Prepn process of Chinese medicine nano prepn

Prepn process of Chinese medicine nano prepn

  • CN 1,672,720 A
  • Filed: 03/25/2004
  • Published: 09/28/2005
  • Est. Priority Date: 03/25/2004
  • Status: Active Grant
First Claim
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1. the preparation method of a Chinese medicine nanometer formulation is characterized in that, this method may further comprise the steps:

  • 1) pretreatment;

    Chinese crude drug is cleaned dry then, chopping;

    2) supending;

    Chinese crude drug is pulverized, add solvent then and directly be prepared into suspension or Chinese crude drug extracted and the suspension of Chinese medicine extraction liquid;

    3) pulverize and filter;

    with the above-mentioned suspension of ultrasonic grinding, make wherein medical material particle less than 10 μ

    m, filtering suspension liquid obtains filtrate;

    4) nanorize;

    above-mentioned filtrate is used nanometer collider pulverizing, make medical material particle diameter wherein reach nano level size, obtain the nanometer Chinese medicine suspension;

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