| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a method for producing a polyamine composition with excellent production efficiency, which is derived from a plant material having a low salt concentration. <P>SOLUTION: This method for producing a polyamine composition includes processes for, (1) treating a plant and/or a plant processed product with ethanol, (2) treating the plant and/or the plant processed product with water, and (3) separating and collecting the liquid fraction. <P>COPYRIGHT: (C)2013,JPO&INPIT |
