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Biological preservatives refer to a class of high-efficiency preservatives obtained from organisms through biological culture, extraction and separation technology, which has the effect of inhibiting and killing microorganisms.

In the context of today's health and environmental protection society, the textile industry is actively exploring new antibacterial technologies to improve the hygiene performance and added value of products. Among them

Change the nature of the corrosive medium to prevent or mitigate the corrosion of metal products or equipment by the medium. This method can only be used when the volume of corrosive media is limited. Environmental treatment can be divided into two categories:

Coating preservative is a kind of agent with sterilization and antiseptic effect, mainly used in coatings and paints,

A preservative is a substance that prevents the growth of microorganisms. In cosmetics, the role of preservatives is to protect the product from microbial contamination and extend the shelf life of the product; Ensure the safety of products and prevent consumers from possible infections caused by the use of products contaminated with microorganism

Bactericidal preservatives are mainly used to ensure that materials do not deteriorate during use by killing bacteria or making them lose their ability to grow and reproduce. Bactericidal preservatives can denature proteins in microorganisms

At present, preservatives penetrate into all aspects of our lives, for girls, it is essential to apply cosmetics every day, in fact,

1. Bactericidal preservatives are required to have broad-spectrum antimicrobial properties, high efficacy, long-term activity, and stability in the PH range of 6-10.

There are two ways of action of fungicides: one is a protective fungicide, and the other is an internal fungicide. Protective fungicides are directly in contact with pathogenic bacteria in vitro or on the surface of the plant

In the processing of many products, such as leather, adhesives, plastics, etc., in order to prevent mold growth, anti-mold agents need to be added to the product. Mildewproof agents are generally used in liquid or gas form,