Is a
Patent attributes
Patent Jurisdiction
Patent Number
Patent Inventor Names
Zhengliang Ye0
Hongshui Yue0
Jiangxiao Sun0
Xu Li0
Dekun Li0
Feng Wei0
Date of Patent
January 5, 2010
0Patent Application Number
105159630
Date Filed
May 21, 2003
0Patent Primary Examiner
Patent abstract
A process for preparing tanshintotalphenolic acid and the use of the product are disclosed. The process comprises: tanshin is hot-extracted with water, the extract is separated and refined by polyamide column and macroporous adsorption resin column, and lyophilized to obtain tanshintotalphenolic acid. The yield of the final end product is more than 4 percent based on the amount of crude drug and the content of totalphenolic acid is more than 80 percent. The tanshintotalphenolic acid obtained can be used as the medicine for preventing and treating cerebrovascular and cardiovascular diseases and so on.
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