study on scouring and bleaching

What is Scouring? On cotton fibres, this treatment removes fatty and pectic substances, softening motes and preparing the material to absorb the subsequent treatment agents. Scouring is usually carried out in soft water additives with textile auxiliaries such as absorbing agents, detergents, emulsifying agents, caustic soda and/or Solvay lye and sequestering agents. Alkali makes the […]