... diffusion functions.2,as o/w emulsifier, dispersant, stablizer,used for food, medicine, cosmetic, water –based paint production.3,in ... ;In the photographic materials system in the film used for wetting agents and dispersant ;In the process of waterproof ... , resistance reduction agent, Near wellbore treatment agent;Used for precision machine tool modulation lubricating coolant, etc. emulsifier Twain