Method for preparing bamboo vinegar
A technology of bamboo leach and preparation technology, which is applied in the direction of medical preparations containing active ingredients, pharmaceutical formulas, plant raw materials, etc., can solve the problems of poor product quality, incapable of large-scale production, and containing toxic and harmful substances, so as to achieve good product quality, The effect of environmental protection technology and simple process
Inactive Publication Date: 2008-01-02
上海祥鹤药业有限公司
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- Description
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AI Technical Summary
Problems solved by technology
This method not only wastes materials and pollutes the environment, but also has poor product quality, low output, cannot be produced on a large scale, and contains toxic and harmful substances
Method used
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Experimental program
Comparison scheme
Effect test
Embodiment 1
[0010] Weigh 5000g of crushed green bamboo, add 4000g of 80% ethanol to soak for 0.5h, extract with supercritical carbon dioxide at 30°C and 15MPa for 1h, collect the extract, and obtain the product.
Embodiment 2
[0012] Weigh 5000g of crushed green bamboo, add 6500g of 90% ethanol to soak for 1h, extract with supercritical carbon dioxide at 50°C and 25MPa for 1.5h, collect the extract, and obtain the product.
Embodiment 3
[0014] Weigh 5000g of crushed green bamboo, add 9000g of 95% ethanol to soak for 1.5h, extract with supercritical carbon dioxide at 75°C and 35MPa for 2h, collect the extract, and obtain the product.
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The invention relates to the process for preparing bamboo extract from green bamboo through the procedure of supercritical abstraction, which has the advantages of environment protection, better quality, higher yield, and lowered production costs.
Description
technical field [0001] The invention belongs to the field of traditional Chinese medicine preparations, and in particular relates to a preparation method of bamboo leek. technical background [0002] Bamboo lek, also known as "bamboo juice" and "bamboo oil", is the liquid juice taken from bamboo stems and bamboo whips. It is a bluish-yellow or brownish-yellow transparent liquid with high medicinal and edible value. In the "Xinxiu Materia Medica" written by Tang Su Jing and others, bamboo leeks have been recorded, and "Materia Medica Yanyi" calls it "the holy medicine of the phlegm family". Traditional Chinese medicine believes that bamboo leek is sweet and cold, and cool in nature, which can clear away heat and eliminate phlegm, relieve heat and annoyance, calm convulsions and stimulate orifices. Clinically, it is commonly used in the treatment of acute and chronic coughs such as tracheitis. In addition, it can also treat apoplexy and phlegm confusion, lung heat and phlegm ...
Claims
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IPC IPC(8): A61K36/899A61P11/14A61P11/10
Inventor 王桂清李学松
Owner 上海祥鹤药业有限公司
