hpmc powder -Application of Hydroxypropyl Methyl Cellulose in Joint Sealant
Hydroxypropyl methyl cellulose (HPMC) and hydroxyethyl methyl cellulose (HEMC) are widely used building materials. When used in joint fillers, it has the following characteristics:
Provide suitable viscosity, good plasticity and easy processing;
Make the mud fully hydrated, prolong the working time and avoid cracking;
Make a strong adhesive on the surface of the slurry without sinking.