Traditional Chinese medicinal composition containing red sage root, ligusticum wallichii and borneol or storax and its preparation
A composition, the technology of styrax, which is applied in the direction of drug combination, medical preparations containing active ingredients, active ingredients of hydroxyl compounds, etc., can solve the problems of few types of membrane materials, failure to work normally, and difficulty in preparing dripping pills, etc.
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Embodiment 1
[0072] The raw materials are 375g of Danshen, 118g of Chuanxiong, and 4g of borneol.
[0073] Extracting Danshen with ethanol to obtain an ethanol extract of Danshen, filtering the extract with gauze, and collecting the filtrate. The filtrate was ultrafiltered with a cellulose diacetate membrane with a molecular weight cut-off of 6000, and the filtration method was cross-flow filtration. The operating conditions of the ultrafiltration process are: the pressure of the liquid inlet of the ultrafiltration is 0.1Mpa, and the pressure of the liquid outlet of the ultrafiltration is 0.5kPa lower than the pressure of the liquid inlet. In the initial stage of ultrafiltration, a lower pressure is used, and then the pressure is gradually increased; in the process of ultrafiltration, periodic pressure fluctuations are used, and the pressure fluctuation difference is 0.1Mpa. The flow rate of the feed liquid is 1.0m / s. During the ultrafiltration process, periodic flow fluctuations are used...
Embodiment 2
[0076] The raw materials are 465g of Danshen, 30g of Chuanxiong, and 3.5g of borneol.
[0077] Extracting Danshen with ethanol to obtain the ethanol extract of Danshen, microfiltration with ceramic membrane, and collecting the filtrate. The filtrate was ultrafiltered with a polysulfone membrane with a molecular weight cut-off of 80,000, and the filtration method was dead-end filtration. The operating conditions of the ultrafiltration process are: the pressure of the liquid inlet of the ultrafiltration is 0.5Mpa, and the pressure of the liquid outlet of the ultrafiltration is 0.25kPa lower than the pressure of the liquid inlet. In the initial stage of ultrafiltration, a lower pressure is used, and then the pressure is gradually increased; in the process of ultrafiltration, periodic pressure fluctuations are adopted, and the pressure fluctuation difference is 0.2Mpa. The flow rate of the feed liquid is 4.0m / s. During the ultrafiltration process, periodic flow fluctuations are u...
Embodiment 3
[0080] The raw materials are 490g of Danshen, 84g of Chuanxiong, and 2.8g of borneol.
[0081] Add the coarsely crushed Danshen and Chuanxiong herbs into the extraction tank, add 5 times the amount of water, decoct for 2 hours, filter, and extract the filter residue for the second time, add 4 times the amount of water, fry for 1 hour, filter, and discard the filter residue To, combine the filtrates. The filtrate was ultrafiltered with a cellulose triacetate membrane with a molecular weight cut-off of 6000, and the filtration method was cross-flow filtration. The operating conditions of the ultrafiltration process are: the pressure of the liquid inlet of the ultrafiltration is 0.1Mpa, and the pressure of the liquid outlet of the ultrafiltration is 0.5kPa lower than the pressure of the liquid inlet. In the initial stage of ultrafiltration, a lower pressure is used, and then the pressure is gradually increased; in the process of ultrafiltration, periodic pressure fluctuations ar...
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