Long-acting mosquito repellent and preparation method thereof

A mosquito repellent and long-acting technology, which is applied in the field of long-acting mosquito repellent and its preparation, can solve the problems of destruction, non-biodegradable environment ecology, strong intensity and the like, and achieve the effects of simple process, good application prospect and convenient material acquisition.

Pending Publication Date: 2022-07-05
杭州声能科技有限公司
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0002] Commercially available mosquito repellents in the form of creams, gels and lotions are usually applied to the skin to prevent mosquito bites in outdoor conditions, but mosquito repellent cream formulations contain synthetic chemicals that are non-biodegradable and environmentally friendly Has a destructive effect, such as the commonly used DEET can dissolve the plastic on glasses, watches, etc., has a strong smell, produces greasy and burning sensations, and even causes discomfort to the human body

Method used

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  • Long-acting mosquito repellent and preparation method thereof
  • Long-acting mosquito repellent and preparation method thereof
  • Long-acting mosquito repellent and preparation method thereof

Examples

Experimental program
Comparison scheme
Effect test

Embodiment 1

[0022] (1) carry out component proportioning according to following ratio: mosquito repellent active component is citronella oil, clove oil, lemongrass oil;

[0023] Oil-soluble excipients include 3% glycerol monostearate, 2% cetyl alcohol, 2% stearic acid, 0.25% vanillin, 0.1% disodium EDTA, 0.05% methylparaben, 0.02% Sodium Benzoate, 0.75% Light Liquid Paraffin, 0.25% Isopropyl Myristate, 0.75% Dimethicone, 0.75% Vitamin E, 0.75% Rosemary Oil;

[0024] The water phase components include 2% polyethylene glycol, 0.5% polysorbate 20, 0.5% glycerol, 0.05% parahydroxypropyl ester and demineralized water;

[0025] (2) Mix light liquid paraffin, rosemary oil, glyceryl monostearate, stearic acid, vanillin, vitamin E, disodium EDTA, methylparaben, and sodium benzoate evenly, and stir in a water bath. Gently heat to 65°C, stirring at a speed of 200 rpm, and stir until it is completely dissolved without white flocs, then add polydimethylsiloxane, cetyl alcohol, and isopropyl myristate...

Embodiment 2

[0030] Mosquito repellent active components are clove oil and lemongrass oil; oil-soluble excipients and water-phase components are the same as in Example 1; operation steps are the same as in Example 1;

Embodiment 3

[0032] Mosquito repellent active components are citronella, lemongrass; oil-soluble excipients and water-phase components are the same as in Example 1; operation steps are the same as in Example 1;

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PUM

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Abstract

The invention relates to a long-acting mosquito repellent and a preparation method thereof, the long-acting mosquito repellent comprises an oil-phase component and a water-phase component, the oil-phase component comprises a mosquito-repellent active component and an oil-soluble excipient, and the mosquito-repellent active component comprises citronella oil, clove oil, lemon grass oil or a mixture thereof. The invention aims to provide the pure herbal mosquito repellent which is convenient to take materials, simple in process and capable of effectively avoiding skin irritation and repelling mosquitoes for a long time.

Description

technical field [0001] The invention belongs to the field of disease vector biological control, in particular to a long-acting mosquito repellent and a preparation method thereof. Background technique [0002] Commercially available repellents in the form of creams, gels and lotions are usually applied to the skin to protect against mosquito bites in outdoor conditions, but repellent creams are formulated with synthetic chemicals that are non-biodegradable and environmentally friendly It has a destructive effect. For example, the commonly used DEET can dissolve the plastics on glasses, watches, etc. It has a strong odor, produces a greasy feeling and burning sensation, and even causes discomfort to the human body. SUMMARY OF THE INVENTION [0003] The purpose of the present invention is to provide a long-acting mosquito repellent formulation and preparation method, and to prepare a long-acting mosquito repellent with no skin irritation, lasting mosquito repellent effect, a...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): A61K8/92A61Q17/02
CPCA61K8/922A61Q17/02A61K2800/5922
Inventor 许睿许学忠
Owner 杭州声能科技有限公司
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