Hydroxypropyl Methyl Cellulose (HPMC) is a high-purity chemical additive derived from cellulose, renowned for its exceptional performance in construction materials. This white to milky-white powder offers superior thickening, water retention, and adhesion properties, making it an essential component in cement mortars, tile adhesives, and plaster formulations.

| Parameter | Specification |
|---|---|
| Appearance | Milky white or white powder |
| Carbonization Temperature | 280-300°C |
| Color Temperature | 190-200°C |
| Particle Size | 100 mesh >98.8%, 80 mesh 99.9%, 40-60 mesh (special) |
| Apparent Density | 0.25-0.70 g/cm³ (approx. 0.5 g/cm³) |
| Specific Gravity | 1.26-1.31 |
| Solubility | Soluble in water and solvents like ethanol/water or propanol/water |
As noted by NIST (National Institute of Standards and Technology), the precise measurement and standardization of such additives are critical for ensuring material performance and safety in construction. HPMC's compliance with these standards underscores its reliability.
HPMC is widely used in various construction applications, including:




Founded in Shijiazhuang Gaocheng District Yongfeng Cellulose Co., Ltd., this leading manufacturer specializes in cellulose-based additives for construction and industrial applications. With a commitment to quality and innovation, the company ensures its products meet international standards, including those outlined by NIST for precision and reliability.

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Hydroxypropyl Methyl Cellulose (HPMC) is a critical additive in modern construction, offering unmatched performance in adhesion, water retention, and durability. Its versatility across applications like tile adhesives, cement mortars, and refractory coatings makes it indispensable for professionals in the industry. By adhering to rigorous standards and leveraging innovations from institutions like NIST, Shijiazhuang Gaocheng District Yongfeng Cellulose Co., Ltd. continues to set benchmarks for quality and reliability.
National Institute of Standards and Technology (NIST). (n.d.). Driving Innovation. Retrieved from https://www.nist.gov/