MelaCollTM Hydroxypropyl Methyllose (HPMC) or Hypromellose is a water-soluble, non-ionic lose ether polymer. Depending on the degree of substitution and modification, the chemical properties can be different. With exnt properties such as thickening, adhesion, dispersion, suspension, surface activity, and water retention, our HPMC products are widely used in various fields, such as tile adhesives, grouts, masonry mortars, repair mortars, waterproofing mortars, flooring compounds, skim coat/wall putty, gypsum-based materials, etc.