PROCESS TO OBTAIN A STANDARDIZED EXTRACT OF QUERCETIN AND 3-O-METHYLQUERCETIN FROM INFLORESCENCES OF MACELA-DO-CAMPO, A COSMETIC, PHARMACEUTICAL AND VETERINARY COMPOSITION CONTAINING EXTRACT OF MACELA-DO-CAMPO, THE USE OF THIS EXTRACT AND THE METHOD OF APPLICATION OF THE AFORESAID EXTRACT
Débora Figueiredo Beda;Alan Passero;Vanessa de Moura Sa Rocha;Sergio Delarcina, JR.;Márcio Lorencini;Tiago Costa Beber
发明人:
Vanessa de Moura Sa Rocha,Sergio Delarcina, JR.,Débora Figueiredo Beda,Márcio Lorencini,Tiago Costa Beber,Alan Passero
申请号：
US13515740
公开号：
US20130012577A1
申请日:
2011.01.06
申请国别(地区):
US
年份:
2013
代理人:
摘要：
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.
