| 摘要 |
PURPOSE:To prepare a natural substance for preventing oxidation in fats and oils in fat and oil foods or fat and oil-containing foods for a long period, by extracting raw coffee bean powder with water under reflux. CONSTITUTION:Raw coffee bean powder from which fat and oil components are removed is extracted with water preferably in the presence of a basic substance such as slaked lime, etc. under reflux to give an aqueous extracted solution, which is concentrated, lyophilized, or subjected to spray drying. |
