HPMC for Self-Leveling Compounds in the Construction Industry Product Description Hydroxypropyl Methyl Cellulose (HPMC) is a non-ionic cellulose manufactured from refined cotton through a series of processing steps. It is widely used in self-leveling compounds, tile adhesives, cement mortars, gypsum-based products, and wall putties because of its excellent water retention, thickening ability, improved workability, and anti-segregation performance. For self-leveling applicatio