... in liquid, mainly used to make silk, wool, polyester and cotton fibers softer and smoother 2) Dye fixative Y: appeared in ... liquid, mainly used in dyeing cotton, silk, artificial cotton to fix the color of the fibers 3) Leveling ... used in dyeing and printing industries for cotton, silk, polyester and knitwear to increase permeability 5) Washing agent: appeared in liquid , mainly ...