Insect repellent for solenopsis invicta and preparation method of insect repellent

A technology of RIFA and emulsifier, applied in the field of pesticides, can solve the problems of immature RIFA control methods, single product, single method, etc., and achieve the effects of increasing the drug load, good effect and low dosage

Inactive Publication Date: 2020-05-29
SOUTH CHINA AGRI UNIV
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0007] The existing technology is immature for the prevention and contr

Method used

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Examples

Experimental program
Comparison scheme
Effect test

Embodiment 1

[0032] Insect repellent water for fire ants, including the following quality raw materials: Vietnamese cinnamon bark essential oil 50mg, cinnamyl acetate 20mg, polyoxyethylene sorbitan monopalmitate (Tween 20) 300mg, deionized water 10g .

[0033] The preparation method specifically comprises the following steps:

[0034] (1) Weigh 15g of Vietnamese cinnamon bark and grind it into powder, pass through a 60-mesh sieve, then add 300g of water and mix evenly, heat up to 270°C and distill for 4h to obtain a mixture of cinnamon essential oil and water, filter it through a separatory funnel for 3 times, and then use Anhydrous sodium sulfate absorbs water, collects the essential oil, extracts and purifies it with absolute ethanol, and volatilizes the absolute ethanol to obtain a yellow viscous liquid, which is the Vietnamese cinnamon bark essential oil; then weigh each raw material according to the above-mentioned quality;

[0035] (2) Cinnamyl acetate was added dropwise to the Viet...

Embodiment 2

[0039] Insect repellent water for fire ants, including the following quality raw materials: Vietnamese cinnamon bark essential oil 25mg, cinnamyl acetate 20mg, polyoxyethylene sorbitan monopalmitate (Tween 20) 100mg, deionized water 10g .

[0040] The preparation method specifically comprises the following steps:

[0041] (1) Weigh 15g of Vietnamese cinnamon bark and grind it into powder, pass through a 40-mesh sieve, then add 375g of water and mix evenly, heat up to 270°C and distill for 4h to obtain a mixture of cinnamon essential oil and water, filter it through a separatory funnel for 3 times, and then use Anhydrous sodium sulfate absorbs water, collects the essential oil, extracts and purifies it with absolute ethanol, and volatilizes the absolute ethanol to obtain a yellow viscous liquid, which is the Vietnamese cinnamon bark essential oil; then weigh each raw material according to the above-mentioned quality;

[0042] (2) Add cinnamon acetate dropwise to the Vietnamese...

Embodiment 3

[0046] Insect repellent water for fire ants, including the following quality raw materials: Vietnamese cinnamon bark essential oil 225mg, cinnamyl acetate 20mg, polyoxyethylene sorbitan monostearate (Tween 60) 1000mg, deionized water 10g .

[0047] The preparation method specifically comprises the following steps:

[0048] (1) Weigh 15g of Vietnamese cinnamon bark and grind it into powder, pass through a 50-mesh sieve, then add 225g of water and mix evenly, heat up to 270°C and distill for 4h to obtain a mixture of cinnamon essential oil and water, filter it through a separatory funnel for 3 times, and then use Anhydrous sodium sulfate absorbs water, collects the essential oil, extracts and purifies it with absolute ethanol, and volatilizes the absolute ethanol to obtain a yellow viscous liquid, which is the Vietnamese cinnamon bark essential oil; then weigh each raw material according to the above-mentioned quality;

[0049] (2) Add cinnamon acetate dropwise to the Vietnames...

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PUM

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Abstract

The invention discloses an insect repellent for solenopsis invicta, which is characterized by comprising the following raw materials in percentage by mass: 0.01-10% of mixed cinnamon essential oil, 1-10% of an emulsifier and the balance of water, wherein the mixed cinnamon essential oil is a mixture composed of Vietnamese cinnamon bark essential oil and cinnamyl acetate in a mass ratio of (5-45):4. A preparation method comprises the following steps: (1) weighing the raw materials; (2) adding cinnamyl acetate into Vietnamese cinnamon bark essential oil, and magnetically stirring to obtain mixed cinnamon essential oil for later use; (3) adding an emulsifier into water, and magnetically stirring to obtain an emulsifier aqueous solution; and (4) adding the mixed cinnamon essential oil into the emulsifier aqueous solution, and magnetically stirring to obtain the insect repellent.

Description

technical field [0001] The invention relates to the technical field of insecticides, and relates to an insect repelling water, in particular to an insect repelling water for red fire ants and a preparation method thereof. Background technique [0002] As one of the "100 most harmful invasive organisms in the world", the red imported fire ants have spread all over the world at an accelerated rate since they invaded the United States from South America in the 1930s. Since their discovery in China, they have attracted great attention from relevant parties . The Ministry of Agriculture issued a notice on January 17, 2005, and designated the red imported imported imported plant quarantine pest of the People's Republic of China and the national plant quarantine pest. [0003] The RIFA exploits and colonizes humans and the environment, and is more aggressive than other ants. After the RIFA bites humans, it not only brings a strong tingling sensation, but also contains a high conc...

Claims

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Application Information

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IPC IPC(8): A01N65/24A01N37/02A01N25/30A01P7/04A01P17/00
CPCA01N25/30A01N37/02A01N65/00A01N65/24Y02A50/30
Inventor 吴鸿张志祥邢欢铃胡颍琦徐汉虹
Owner SOUTH CHINA AGRI UNIV
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