RK-100S is a general-purpose 100% silicone-polyether defoamer, which is prepared by a characteristic graft reaction modified silicone polyether with a specially designed emulsification system. The special emulsified system makes sure compatibility, stability of dilution&shear of system. It has excellent antifoam performance, especially in some very harsh conditions. It is used in high temperature of textile and resists to acid & alkali.