WANG ZHENHUA,王振華,SONG JIANPING,宋健平,WANG XINHUA,王新華,LI QIFENG,李其鳳
申请号：
HK13108921.2
公开号：
HK1181646B
申请日:
2013.07.30
申请国别(地区):
HK
年份:
2015
代理人:
摘要：
The invention belongs to the field of chemical and daily chemical products, and relates to a sweet wormwood herb extract, a preparation method and uses thereof. Specifically the sweet wormwood herb extract preparation method comprises adopting supercritical CO2 extraction, wherein a used entrainer is peppermint oil. The present invention further relates to a composition containing the sweet wormwood herb extract, mosquito repelling daily chemical products and mosquito repelling agents, a use of the peppermint oil as the entrainer for preparing the sweet wormwood herb extract through supercritical CO2 extraction, and a mosquito repelling method. The sweet wormwood herb extract can be used for preparing mosquito repelling daily chemical products or mosquito repelling agents, and has a good mosquito repelling effect. In addition, the sweet wormwood herb extract has low viscosity, and is not easily adhered to equipment pipelines, wherein extraction efficiency is high. The mosquito repelling daily chemical products or the mosquito repelling agents have characteristics of good mosquito repelling effect, long mosquito repelling time, safety and no toxicity.
