Hydroxypropyl Methylcellulose (HPMC) is a chemical additive incorporated into various construction materials. So, what specific functions does it perform within cement mortars and gypsum-based slurries? In practical applications, HPMC in cement mortar and gypsum-based slurries primarily serves the functions of water retention and thickening; it effectively enhances the adhesion and anti-sagging properties of the mixture. […]