发明名称 |
PROCESS FOR OBTAINING A STANDARDISED EXTRACT OF QUERCETIN AN 3-O-METHYLQUERCETIN FROM FLOWERS OF MACELA (ACHYROCLINE SATUREIOIDES), AND COSMETIC AND PHARMACEUTICAL COMPOSITIONS COMPRISING SAID EXTRACT |
摘要 |
<p>It describes an extraction process for obtaining a standardized extract of quercetin and 3-0-methylquercetin from inflorescences of macela-do-campo (Achyrocline satureioides) characterized by comprising of the following steps: A) grinding the inflorescences of Achyrocline satureioides to obtain a material of ground plant; B) submitting the ground plant to at least four sequential stages of hydro-alcoholic extraction at a temperature from 60° C. to 80° C.1 for 3 to 4 hours for each stage, in order to obtain 4 intermediary hydro-alcoholic extracts; C) combining the 4 intermediary hydro-alcoholic extracts; D) concentrating the intermediary hydro-alcoholic extracts mixture; in order to obtain up to a maximum of 20% of the initial mass of the intermediary hydro-alcoholic extracts; E) drying the material obtained in (D). It also describes cosmetic, pharmaceutical and veterinary compositions containing the aforesaid extract of macela-do-campo, destined for the prevention and treatment of the damages arising from inflammatory, microbial and oxidation/lypoperoxidation reactions. The use and method of application of the aforesaid extract of macela are also described.</p> |
申请公布号 |
EP2512495(A1) |
申请公布日期 |
2012.10.24 |
申请号 |
EP20110710252 |
申请日期 |
2011.01.06 |
申请人 |
NATURA COSMETICOS S.A. |
发明人 |
MOURA SA ROCHA, VANESSA DE;DELARCINA JUNIOR, SERGIO;FIGUEREDO BEDA, DEBORA;LORENCINI, MARCIO;COSTA BEBER, TIAGO;PASSERO, ALAN |
分类号 |
A61K36/28;A61P17/10;A61P29/00 |
主分类号 |
A61K36/28 |
代理机构 |
|
代理人 |
|
主权项 |
|
地址 |
|