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In the cosmetics industry, thickeners and thixotropic agents are two common additives that play important roles in the formulation of cosmetics. Although they are all used to regulate the texture and viscosity of products, their mechanisms of action and methods of use differ greatly

Let's introduce thickeners. Thickener is a chemical substance that can increase the viscosity of a product, usually a polymer or natural plant extract. Its main function is to make cosmetic products easier to apply and adhere to the surface of the skin, thereby improving the coverage and durability of the product. Common thickeners include gelatin, hydroxyethyl cellulose, etc. They can act like glue in cosmetic products, making them easier to adhere to the skin. Therefore, thickeners are usually used in cosmetics products that need strong hiding power and durability, such as liquid foundation, concealer, etc

Unlike thickeners, thixotropic agents are mainly used to change the rheological properties of products, resulting in different flow characteristics under different stresses. The application of thixotropic agents in cosmetics is more aimed at increasing the user experience and smoothness of the product. It can make the product easier to push open and apply evenly during use, and quickly thicken after use. This feature makes the product easier to apply makeup and less likely to cause discoloration and difficulty pushing away. Thixotropic agents are usually high molecular weight polymers that change their rheological properties under different stress conditions by interacting with water molecules in the product. Common thixotropic agents include dimethylsilyl compounds, which can make cosmetics easier to push apart during use and exhibit higher viscosity in a stationary state

In summary, although thickeners and thixotropic agents are both used to regulate the texture and viscosity of cosmetic products, their mechanisms of action and application areas differ greatly. Thickeners are mainly used to improve the covering power and durability of products, while thixotropic agents are more commonly used to improve the user experience and smoothness of products. Therefore, when choosing cosmetic products, consumers should choose suitable products based on their skin type and needs, in order to achieve better makeup effects and a comfortable user experience.