In the vast field of modern industrial production, additives play an indispensable and important role.
Additives, by definition, are a class of substances that can improve certain properties of products, increase processing efficiency or give products new functions. They are widely used in many industries such as coatings, plastics, rubber, textiles, papermaking, etc.
In the coating industry, the role of additives is very significant. For example, dispersants can evenly disperse pigments in the coating matrix, prevent pigment agglomeration, so that the coating presents a uniform color, and can improve the hiding power and tinting power of the coating. Leveling agents help the coating to form a smooth and smooth paint film during the drying process, avoiding surface defects such as orange peel and shrinkage.
In the plastics industry, plasticizers are common additives. It can increase the flexibility and plasticity of plastics, making plastic products easier to process and shape, and at the same time, it can also improve the cold resistance and impact resistance of plastic products to a certain extent. Stabilizers are also crucial. They can prevent plastics from degrading due to heat, light and other factors during processing and use, and extend the service life of plastic products.
In rubber processing, vulcanizing agent is a key auxiliary agent. It can form a cross-linked network between rubber molecular chains, thereby improving the strength, hardness and wear resistance of rubber. Anti-scorching agent can prevent rubber from scorching prematurely during the vulcanization process, ensuring the production quality of rubber products.
For the textile industry, softeners can make textiles soft and improve the comfort of wearing; flame retardants can give fabrics certain flame retardant properties and enhance their safety.
In the papermaking industry, auxiliary agents also play many roles. For example, sizing agents can improve the water resistance of paper, making it less likely to fluff and powder during writing and use.
In short, although the amount of auxiliary agents is not large, they play an irreplaceable role in improving product quality, enriching product functions, and meeting different application needs, and constantly promote the development and progress of various industries.