Hydroxypropyl Methyl Cellulose (HPMC) - Shijiazhuang Gaocheng District Yongfeng Cellulose Co., Ltd.|Tile Adhesive, Plaster Additives

Hydroxypropyl Methyl Cellulose (HPMC) is a versatile chemical additive widely used in construction applications, particularly as a tile adhesive and plaster additive. Manufactured by Shijiazhuang Gaocheng District Yongfeng Cellulose Co., Ltd., this product offers exceptional performance in cement mortars, ceramic tile cements, and refractory coatings. Below is a comprehensive overview of its features, specifications, and applications.

Product Overview

HPMC is a modified cellulose ether derived from high-purity cotton fibers. It is produced through a specialized etherification process under alkaline conditions, resulting in a white or milky white powder with unique rheological properties. The product is designed to enhance the workability, water retention, and adhesion of construction materials, making it indispensable in modern building practices.

Key Features and Benefits

• Thickening Ability: HPMC improves the viscosity of cementitious mixtures, ensuring uniform consistency and ease of application.
• Salt Resistance: It maintains stability in the presence of salts, preventing premature drying and cracking in harsh environments.
• Water Retention: The product enhances water retention in mortars and plasters, allowing for better adhesion and reduced shrinkage.
• Dimensional Stability: HPMC prevents deformation during curing, ensuring structural integrity over time.
• Excellent Film Formation: It creates a durable film that improves the surface finish and durability of coatings.
• Mildew Resistance: The additive inhibits microbial growth, extending the lifespan of construction materials.

Technical Specifications

Parameter	Specification
Appearance	Milky white or white powder
Carbonization Temperature	280-300%
Color Temperature	190-200%
Particle Size	100 mesh: >98.8%; 80 mesh: 99.9%; Special: 40-60 mesh
Apparent Density	0.25-0.70 g/cm³ (typically 0.5 g/cm³)
Specific Gravity	1.26-1.31
Solubility	Soluble in water and solvents like ethanol/water or propanol/water mixtures

Applications in Construction

HPMC is a critical component in various construction applications, including:

• Cement Mortar: Enhances workability and adhesion, reducing the risk of cracking.
• Ceramic Tile Cement: Improves bonding strength and water retention, ensuring long-term durability.
• Refractory Coatings: Acts as a suspension agent and fluidity improver, enhancing substrate adhesion.
• Gypsum Coagulant Slurry: Boosts water retention and substrate adhesion, ensuring smooth application.
• Joint Cement: Used in gypsum board joints to improve fluidity and water retention.

Company Background

Shijiazhuang Gaocheng District Yongfeng Cellulose Co., Ltd. is a leading manufacturer of cellulose derivatives, specializing in products like HPMC. With a focus on quality and innovation, the company serves global markets by supplying high-performance additives for construction, pharmaceuticals, and industrial applications. Their commitment to research and development ensures that their products meet stringent industry standards.

Why Choose HPMC?

HPMC offers a unique combination of properties that make it indispensable in modern construction. Its ability to enhance workability, adhesion, and durability ensures that it meets the demands of both residential and commercial projects. By incorporating HPMC into their formulations, contractors can achieve superior results while reducing material waste and labor costs.

Environmental and Safety Considerations

HPMC is non-toxic and environmentally friendly, making it a sustainable choice for construction projects. Its biodegradable nature and low volatility ensure minimal impact on the environment. Additionally, the product complies with international safety standards, providing users with peace of mind during application and long-term use.

Product Specifications

For detailed technical data, refer to the product page. Key specifications include:

• Chemical Classification: Chemical Auxiliary Agent
• Alternative Names: Methyl hydroxy ether cellulose (MHEC)
• CAS No.: 9004-65-3
• Packing: Net weight 25KG
• Type: Cellulose, Chemical Additives, Adhesive, Binder, Dispers
• Purity: 99%

Authoritative Reference

According to the National Institute of Standards and Technology (NIST), cellulose ethers like HPMC are critical in modern construction due to their ability to improve material performance. NIST's research highlights the importance of additives like HPMC in enhancing the durability and efficiency of building materials (NIST, 2023).

Conclusion

Hydroxypropyl Methyl Cellulose (HPMC) is a vital additive in the construction industry, offering unmatched performance in tile adhesives and plaster applications. With its robust technical specifications, versatile applications, and environmental benefits, HPMC is a preferred choice for professionals seeking high-quality solutions. For more information, visit the company website or explore the product page.

References
NIST. (2023). Cellulose Ethers in Construction Materials. Retrieved from https://www.nist.gov/