Anionised

Anionised is a term used to describe a substance or material that has been treated to become negatively charged. This negative charge is typically achieved through the addition of anions, which are atoms or molecules with a net negative electrical charge due to the gain of one or more electrons. The process of anionisation can be applied to various materials, including polymers, fibers, and surfaces, to impart specific properties.

The primary goal of anionisation is often to enhance the material's affinity for positively charged substances or to alter its surface characteristics. For example, anionised fibers may exhibit improved dye uptake in textile applications because the negatively charged fibers attract positively charged dye molecules. In some industrial processes, anionisation can be used to create materials that repel negatively charged contaminants or attract positively charged ones.

The method of anionisation varies depending on the material and the desired outcome. It can involve chemical treatments, electrochemical processes, or the incorporation of anionic additives during material manufacturing. The stability and effectiveness of the anionised state are critical factors that depend on the chemical structure of the material and the specific anionisation method employed. Understanding the principles of anionisation is important in fields ranging from materials science and engineering to chemistry and industrial applications.