Decolorizing process plays a very important role in palm oil refined process.
Decolorizing process of oil refining of the most commonly used method is activated clay adsorption decolorizing method, namely the use of clay with strong selective adsorption of this substance, under certain conditions, removal of dissolved oil pigment dispersed or colloidal particles pigment in oil and other impurities .In addition to removing the pigment decolorizing oil outside, but can reduce the effectiveness of phospholipid content, peroxide value, including the amount of soap and the role of the metal ion content of other effects, thereby improving the color of oil products, flavor and improve the oxidative stability and other issues, and then further purified by hydrogenation of fats, provide good conditions for deodorization.