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Compound mosquito repellent

A mosquito repellent and compound technology are applied in the directions of pest repellent, animal repellent, biocide, etc., to achieve the effect of wide source and good mosquito repellent effect.

Inactive Publication Date: 2017-05-31
ANHUI UNIVERSITY OF TRADITIONAL CHINESE MEDICINE
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

However, although DEET can kill mosquitoes, there are potential toxicity problems after long-term use or misuse of DEET, such as neurological diseases, encephalopathy, and skin diseases. Therefore, DEET has been used with caution by people. Taiwan has banned the use of

Method used

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Examples

Experimental program
Comparison scheme
Effect test

Embodiment 1

[0032] A compound mosquito repellent comprises the following raw materials in parts by weight: 40 pieces of wormwood, 20 pieces of atractylodes rhizome, 20 pieces of chuanxiong, 20 pieces of magnolia officinalis, 40 pieces of calamus and 10 pieces of camphor.

[0033] Above-mentioned compound mosquito repellent is prepared by the following method:

[0034] (1) Take Chinese medicine raw materials Artemisia argyi, Atractylodes atractylodes, Rhizoma Chuanxiong, Magnolia officinalis, Acorus calamus and camphor, after drying respectively, mix together, pulverize to 20 orders, obtain mixed raw material;

[0035] (2) Extract the mixed raw materials, and the extraction process uses supercritical CO 2 Extraction method, supercritical CO 2 Extracted CO 2 The flow rate is 20kg / h, the extraction temperature is 45°C, the extraction pressure is 30MPa, and the extraction time is 120min. The obtained extract is the compound mosquito repellent.

Embodiment 2

[0037] A compound mosquito repellent comprises the following raw materials in parts by weight: 30 wormwood, 10 atractylodes atractylodes, 10 chuanxiong, 10 magnolia officinalis, 30 calamus and 5 camphor.

[0038] Above-mentioned compound mosquito repellent is prepared by the following method:

[0039] (1) Take Chinese medicine raw materials Artemisia argyi, Atractylodes atractylodes, Rhizoma Chuanxiong, Magnolia officinalis, Acorus calamus and camphor, after drying respectively, mix together, pulverize to 20 orders, obtain mixed raw material;

[0040] (2) Extract the mixed raw materials, and the extraction process uses supercritical CO 2 Extraction method, supercritical CO 2 Extracted CO 2 The flow rate is 20kg / h, the extraction temperature is 45°C, the extraction pressure is 30MPa, and the extraction time is 120min. The obtained extract is the compound mosquito repellent.

Embodiment 3

[0042] A compound mosquito repellent comprises the following raw materials in parts by weight: 50 pieces of wormwood, 30 pieces of atractylodes rhizome, 30 pieces of chuanxiong, 30 pieces of magnolia officinalis, 50 pieces of calamus and 15 pieces of camphor.

[0043] Above-mentioned compound mosquito repellent is prepared by the following method:

[0044] (1) Take Chinese medicine raw materials Artemisia argyi, Atractylodes atractylodes, Rhizoma Chuanxiong, Magnolia officinalis, Acorus calamus and camphor, after drying respectively, mix together, pulverize to 20 orders, obtain mixed raw material;

[0045] (2) Extract the mixed raw materials, and the extraction process uses supercritical CO 2 Extraction method, supercritical CO 2 Extracted CO 2 The flow rate is 20kg / h, the extraction temperature is 45°C, the extraction pressure is 30MPa, and the extraction time is 120min. The obtained extract is the compound mosquito repellent.

[0046] What above-mentioned embodiment 1 to ...

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PUM

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Abstract

The invention discloses a compound mosquito repellent. The compound mosquito repellent comprises raw materials of argy wormwood, rhizoma atractylodis, ligusticum wallichii, magnolia cortex, calamus, and camphor. The compound mosquito repellent is prepared via following steps: 1, the traditional Chinese medicine raw materials argy wormwood, rhizoma atractylodis, ligusticum wallichii, magnolia cortex, calamus, and camphor are dried respectively, are mixed, and are smashed so as to obtain a mixed raw material; 2, the mixed raw material is subjected to extraction so as to obtain an extract, or a mixture of the extract and an extracting solvent, wherein the extract and the mixture are the compound mosquito repellent. The compound mosquito repellent is composed of pure natural Chinese herbal medicines, no reagent which is environmentally unfriendly is used, the raw materials are reproducible, the active ingredients are widely available, the obtained product is green, natural, safe, and economic, requirements of sustainable development are satisfied, the compound mosquito repellent is suitable for different people, especially special crowd such as children and pregnant women, and a problem that commercially available mosquito repellent products which are mainly prepared from synthetic drugs are harmful for human body is solved.

Description

technical field [0001] The invention relates to a mosquito repellent product, in particular to a compound mosquito repellent. Background technique [0002] Every summer, although the scorching hot summer brought us sweet watermelon and cold ice cream, it also brought us a big trouble—mosquitoes that gradually become active as the temperature rises. Mosquitoes are a class of blood-sucking insects common throughout my country. Although their bodies are small, they are very harmful to humans. One of them is to bite the human body, especially in summer, they reproduce in large numbers, buzz and "scream", suck blood and disperse poison, which seriously affects sleep and rest. [0003] Among the various mosquito repellent products currently on the market, DEET is the main ingredient. It has a repellent effect on a variety of insects. Effect. However, although DEET can kill mosquitoes, there are potential toxicity problems after long-term use or misuse of DEET, such as neurologi...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): A01N65/40A01N25/20A01N25/06A01P17/00
CPCA01N25/06A01N25/20A01N65/00A01N65/40A01N2300/00Y02A50/30
Inventor 李梦朱一珂
Owner ANHUI UNIVERSITY OF TRADITIONAL CHINESE MEDICINE
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