The wool pretreatment process is the process of preparing and washing a batch of raw sheep’s wool to remove impurities such as grease, dirt and suint.
In dyeing of wool with acid and related dye class, various dyeing auxiliary agents such as levelling agents for level dyeing, soaping agents for washing off unfixed dyes.
Cationic softener is the most commonly used softener for finishing wool fabrics. Cationic softener can easily adsorb on the surface of the fiber with strong combining capacity and strong high temperature, washing resistance.