Hydroxypropyl Methyl Cellulose (HPMC) - Shijiazhuang Yongfeng

Introduction

Hydroxypropyl Methyl Cellulose (HPMC) is a versatile chemical additive that has revolutionized the construction industry. As a HPMC product, it offers exceptional performance in applications such as tile adhesives, cement mortars, and plaster additives. This article provides a comprehensive overview of HPMC's features, technical specifications, applications, and the company behind this innovative material.

Product Overview

HPMC is a modified cellulose ether derived from natural cotton fibers. It is produced through a specialized etherification process under alkaline conditions, resulting in a white or milky white powder with unique properties. The product is widely used in construction due to its ability to enhance workability, water retention, and adhesion.

Key Features and Advantages

• Thickening Ability: HPMC improves the viscosity of cement and plaster mixtures, ensuring better consistency and ease of application.
• Salt Resistance: It maintains stability even in the presence of salts, making it suitable for harsh environments.
• Water Retention: The product enhances the water retention capacity of mortars, preventing rapid drying and ensuring proper curing.
• Dimensional Stability: HPMC reduces shrinkage and cracking in finished products, maintaining structural integrity.
• Adhesion and Dispersibility: It improves the bonding strength between substrates and coatings, ensuring long-term durability.

Technical Specifications

Parameter	Specification
Appearance	Milky white or white powder
Carbonization Temperature	280-300%
Color Temperature	190-200%
Particle Size	100 mesh pass rate >98.8%; 80 mesh pass rate 99.9%; Special specifications: 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. Aqueous solutions are transparent and stable.

Applications in the Construction Industry

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

• Cement Mortar: Enhances workability and reduces cracking.
• Ceramic Tile Cement: Improves adhesion and water retention for seamless tile installation.
• Refractory Coatings: Acts as a suspension agent and improves substrate adhesion.
• Gypsum Slurry: Increases water retention and adhesion to substrates.
• Joint Cement: Used in gypsum board joints to improve fluidity and water retention.

Company Background

HPMC is manufactured by Shijiazhuang Gaocheng District Yongfeng Cellulose Co., Ltd., a leading company in the production of cellulose derivatives. Located in Shijiazhuang, Hebei Province, the company specializes in high-purity cellulose products for the construction and chemical industries. With a commitment to quality and innovation, Yongfeng Cellulose ensures that its HPMC meets international standards.

Product Information

Product Name: Tile Adhesive Chemical Hydroxypropyl Methyl Cellulose for Plaster Additives HPMC
Classification: Chemical Auxiliary Agent
Other Names: Methyl Hydroxy Ether Cellulose (MHEC)
CAS No.: 9004-65-3
Packing: Net weight: 25 kg
Type: Cellulose, Chemical additives, Adhesive, Binder, Dispers
Purity: 99%
Applications: Construction, Plastering, Tile Adhesives.

Why Choose HPMC?

HPMC offers a unique combination of properties that make it indispensable in modern construction. Its ability to improve workability, adhesion, and durability ensures that it meets the demands of both traditional and high-performance applications.

Industry Standards and Certifications

While the National Institute of Standards and Technology (NIST) does not directly certify HPMC products, its research on material properties and chemical standards provides a framework for evaluating the performance of such additives. According to NIST guidelines, HPMC's solubility, stability, and dimensional properties align with industry best practices for construction materials.

Conclusion

Hydroxypropyl Methyl Cellulose (HPMC) is a vital component in the construction industry, offering unmatched performance in tile adhesives, cement mortars, and plaster additives. With its advanced technical specifications and the expertise of Shijiazhuang Gaocheng District Yongfeng Cellulose Co., Ltd., HPMC continues to set new benchmarks for quality and reliability. For more information, visit the product page or contact the company directly.

References

NIST (National Institute of Standards and Technology): Research on material properties and chemical standards. https://www.nist.gov/

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