发明名称 Process for purification of free xanthophylls
摘要 A simple and economic method of extracting free xanthophylls from plant material, particularly marigold petals and boxthorn berries, is described. The method relies upon salting out of aqueous components from a saponified oleoresin, which limits the use of organic solvents during the extraction and is also very economical.
申请公布号 US2007161826(A1) 申请公布日期 2007.07.12
申请号 US20060640570 申请日期 2006.12.18
申请人 PENA GUSTAVO R 发明人 PENA GUSTAVO R.
分类号 C07C35/18 主分类号 C07C35/18
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