Sequestering Agents
S equestering A gent D efinition Sequestering agent, also known as chelating agent, is a complex forming auxiliary chemical with metals such as Iron, Copper, Nickel, Zinc and Magnesium that are present in water and affects the textile processing in many way. Function of sequestering agent in textile process 1. Applications of sequestering agent in textile industry 1) Desizing Adding sequestering agent into whatever kind of desizing agent can improve the efficiency of desizing. This is because it complexes metal ion that reacts with size, improving swelling capacity of size membrane and reactivity of size and sequestering agent. Thus it is easy to be removed from fabrics. 2) Pretreatment Mainly use stabilizing agent for hydrogen peroxide bleaching to make hydrogen peroxide resolve smoothly and then improve usage rate of it; at the same time cause the fracture of fabric fiber and form holes. 3) Dyeing Water, glauber salt, sodium carbonate, sodium chloride and etc. whi...