4. The water-retaining property of Hydroxypropyl Methylcellulose depends on its addition amount and viscosity. With the same addition amount, the water-retention rate of Hydroxypropyl Methylcellulose Hpmc is higher than that of MC.
HPMC serves as an essential additive in paints and coatings, providing improved viscosity, water retention, and sag resistance. It ensures better application properties and enhances the overall quality of the final product.