发明名称 |
PROCESSO PARA A PREPARACAO DE CONCENTRADOS DE SUBSTANCIAS ACTIVAS A BASE DE PLANTAS E POBRES EM PESTICIDAS |
摘要 |
Prepn. of low-pesticide, active ingredient concentrate of plants comprises: (a) extracting fresh or dried plants or plant parts with at least one polar solvent at pH of 3.2-9.8 so that the prim. extract contains mainly the desired plant components accompanied by undesired plant components, accompanying substances and pesticides; (b) contacting prim. extract with adsorber resin which adsorb desired plant components and leaves undesired plant components, accompanying substances and pesticides in soln.; (c) desorbing desired plant components from loaded resin using at least one solvent; (d) partially or completely removing solvent to give active ingredient concentrate (I).
|
申请公布号 |
PT692257(E) |
申请公布日期 |
2002.01.30 |
申请号 |
PT19950111050T |
申请日期 |
1995.07.14 |
申请人 |
EMIL FLACHSMANN AG |
发明人 |
RUDOLF STEINER;RENATO COLOMBI |
分类号 |
A23L1/30;A01N65/08;A01N65/20;A01N65/38;A01P3/00;A23L1/015;A23L1/221;A61K;A61K8/49;A61K8/96;A61K36/00;A61K36/16;A61K36/185;A61K36/258;A61K36/28;A61K36/484;A61K36/51;A61K36/52;A61K36/66;A61K36/73;A61K36/734;A61K36/76;A61K36/86;B01D15/08;(IPC1-7):A61K35/78 |
主分类号 |
A23L1/30 |
代理机构 |
|
代理人 |
|
主权项 |
|
地址 |
|