| abstract |
(57) [Summary] [Structure] To the ash obtained by ashing plants, neutralize by adding an acidic solution of acetic acid aqueous solution, brewed vinegar, wine, sake and whey to extract mineral components into a solution layer, The extraction residue obtained by fractionation is used as a pack base. [Effect] According to the present invention, an excellent pack base can be produced from an extraction residue of a plant ash, which has not been used so far, with an aqueous acetic acid solution or the like. |