Process for preparation of purified tea components using preconcentration by cream separation and solubilization followed by medium pressure chromatography and/or preparative HPLC
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United States of America Patent
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Jul 2, 1996
Grant Date -
N/A
app pub date -
Jun 2, 1995
filing date -
Jun 2, 1995
priority date (Note) -
Expired
status (Latency Note)
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Abstract
A method of obtaining selected tea polyphenol or theaflavin antioxidants in proportions reflective of those in natural tea is disclosed. The method employs a water solubilization of tea cream coupled with a mixed water/organic solvent extraction of the tea cream. The purified materials prepared are also disclosed.
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