Double resin process for preparing high quality active gingko leaf component extract

Abstract

The present invention relates to modern extracting and purifying process for preparing gingko leaf extract with rich active component. Compared with available process including organic solvent extraction and single resin adsorption, the modern extracting and purifying process has the advantages of reasonable technological path, high extracting rate and high effective component content in the product, and the prepared ginkgo leaf preparation has effectively controlled quality, determined curative effect and tacking convenience.

Description

technical field

[0001] The invention relates to a method for preparing ginkgo leaf extract rich in active ingredients by applying the extraction and purification technology of modern natural plant medicinal ingredients. Background technique

[0002] Ginkgo biloba extract mainly contains a variety of physiologically active ingredients such as flavonoids and ginkgo terpene lactones, which have good health care and therapeutic functions for the human body, especially as a treatment for cardiovascular and cerebrovascular diseases and platelet activating factor antagonists. Patients at home and abroad are welcome.

[0003] my country is the hometown of Ginkgo biloba. At present, my country's Ginkgo biloba resources account for 70% of the world. Countries in Europe, America and East Asia are scrambling to import ginkgo leaves from my country to extract and separate the active ingredients and produce various preparations. The export of a large amount of ginkgo leaf resources has ...