申请人:CHARABOT
公开号:US10258036B2
公开(公告)日:2019-04-16
The invention relates to an extract of Euodia suaveolens Scheff. The invention is characterized in that the extract is obtained from the airborne portions of the plant by means of at least one extraction step using an organic or hydro-alcoholic solvent, and in that it comprises evodone at a concentration of between 0.1 and 35% by weight of the total weight of the extract, and in that it has an insect repellent activity. The invention also relates to a repellent composition, characterized in that it comprises, in a cosmetically acceptable medium, evodone at a concentration of between 0.1 and 25% by weight of the total weight of the composition, and to the use of evodone as an active agent for repelling insects, in particular mosquitoes and more particularly the European/Mediterranean mosquitoes of the Aedes aegypti species.
本发明涉及一种 Euodia suaveolens Scheff 的提取物。本发明的特征在于,该提取物是通过至少一个使用有机溶剂或水醇溶剂的萃取步骤从植物的气载部分获得的,它包含的 evodone 的浓度为提取物总重量的 0.1 至 35%(按重量计),并且它具有驱虫活性。本发明还涉及一种驱虫组合物,其特征在于它在一种化妆品可接受的介质中含有浓度为组合物总重量 0.1 至 25% 的 evodone,并涉及使用 evodone 作为驱虫活性剂,特别是驱蚊,尤其是驱埃及伊蚊类的欧洲/地中海蚊子。