Mosquito and fly repellent agent made from pure natural matter

Abstract

The invention discloses a mosquito and fly expellent composed of purely natural matters and nontoxic and harmless to all the other animals, containing the fruit extract of masson pine and / or ginkgo, the extract of the stems and / or leaves of Aoqilan sweetgrass, chitin or its derivatives and edible alcohol. It is sprayed in the place in need of preventing mosquitoes and flies, and can form a layer of micron film, and gradually released by the gradual vaporization and carrying of the edible alcohol and forms a gas circle around the articles; after the mosquitoes and flies smell it, they will flee far way from it. In 24 hours, the validity reaches 100% and in 3 days, it can effectively expel them. It can be widely used in the place in need of preventing mosquitoes and flies; it has good expelling effect on the mosquitoes and flies, extremely simple to use and nontoxic and harmless to human beings and other animals.

Description

technical field [0001] The invention relates to a mosquito and fly repellent, in particular to a mosquito and fly repellent composed of pure natural and edible non-toxic and harmless substances, which can be widely used in people who need to repel mosquitoes and flies place. Background technique [0002] The mosquito and fly repellents currently purchased on the market are all chemical and toxic substances, such as pyrethrum, diethyl-m-phenylacetyl, and dichlorvos. Although it has a good repelling effect when used, it is harmful to human body and other animals, and pollutes the environment. At the same time, some preparations are relatively expensive in cost and price. [0003] Especially in traditional food production (such as ham, dried fish, etc.) and the field of food market circulation, a kind of repellent that can repel flies and is non-toxic and harmless to human body is needed. Contents of the invention [0004] The technical problem to be solved by the present i...

AI Technical Summary

Problems solved by technology

Although it has a good repelling and killing effect when used, it is harmful to humans and other animals, and pollutes the environment. At the same time, some preparations are relatively expensive in cost and price