Hydroxypropylmethyl Cellulose (HPMC) is a white, yellowish-white or grayish-white powder or granules. It is a water-soluble derivative of the natural raw material cellulose.

The product is soluble in water and organic solvents, exhibiting thickening, water binding, thermal gelation, surface activity, film formation, surface activity, enzyme resistance, pH-stability, non-ionic, and non-caloric characteristics. It is widely used as a thickener, stabilizer and water retaining agent for building materials. It provide water retention and workability for mortars, also improve adhesion,reduce skinning and increase open time.