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Tea polyphenols are a general term for polyhydroxyphenol derivatives in tea. They are an ideal natural antioxidant with a series of pharmacological functions such as anti-cancer, anti-aging, anti-radiation, freeing free radicals, lowering blood sugar and blood lipids. It has a wide range of applications in the fields of processing, medical care, and daily chemicals.
Separation and extraction of tea polyphenols by resin adsorption method, simple process, low energy consumption, safety, favorable for large-scale production, ethanol as organic solvent, non-toxic and easy to recycle, low residue, no pollution to the environment; resin can be recycled, cost Low, so it has become a new research hotspot.