HPMC - Hydroxypropyl Methylcellulose

HPMC - Hydroxypropyl Methylcellulose Specification

Packaging Size
25 kg

Types Of Chemical
Cellulose Ether

Form
Powder

Shelf Life
2 Years

Features
Non-toxic, High Water Retention, Good Film Forming

Tensile Strength
High

Storage Temperature
Room Temperature

Glue thickness
0.02 mm to 2 mm (varies by application)

Hardness
Soft

Material
Hydroxypropyl Methylcellulose

Adhesive Type
Cellulosic Polymer

Holding Power
Excellent

Surface Of Application
Concrete, Wall, Tiles

CAS No
9004-65-3

Other Names
HPMC, Hypromellose

Usage
Construction

Grade
Pharma Grade

Purity
99

Application
Paints & Coatings, Tile Adhesive, Cosmetics, Pharmaceuticals

Color
White

Physical State
Powder

Bulk Density
0.30-0.70 g/cm3

Hydroxypropoxy Content
4.0 - 12.0%

Methoxy Content
19.0 - 24.0%

pH Value
5.0 - 8.0 (1% solution at 25C)

Viscosity
400 - 200,000 mPa.s (2% solution, 20C)

Odor
Odorless

Ash Content
1%

Particle Size
80-100 mesh

Standard
USP, BP, EP

Solubility
Soluble in cold water, insoluble in hot water and most organic solvents

Degree of Substitution (DS)
1.6 - 2.0

Moisture Content
5%

About HPMC - Hydroxypropyl Methylcellulose

HPMC Powder | Hydroxypropyl Methylcellulose | Tile Adhesive, Wall Putty, Plaster Grade | Construction Chemical Raw Material

HPMC Hydroxypropyl Methylcellulose (Construction Grade), a high-performance cellulose ether used as a thickener, binder, and water-retention agent in cement-based and water-based construction products. Improves workability, consistency, and final performance of coatings, mortars, and adhesives.

Recommended where strong thickening is required, heavy fillers are used, better sag control is needed, or cement paint consistency must remain stable.

Recommended Applications:

Tile Adhesives
Cement Wall Putty
Cement Paints & Cement-Based Coatings
Plasters & Skim Coats
Construction Repair Mortars & Mixes

Key Functions:

High viscosity and smooth consistency
Improved water retention in cement systems
Enhanced workability and open time
Prevents segregation and settling of heavy fillers
Better sag resistance and surface finish
Supports uniform film formation in cement paints

Benefits in Cement Paint specifically: Better paint stability, smooth application, improved coverage, reduced cracking due to controlled water loss, and consistent finish after drying.

Product Specifications:

Viscosity: 60,000, 75,000, 1,00,000, 2,00,000 CPS
Appearance: White to off-white powder
Solubility: Water soluble
Suitable for industrial and commercial formulations
Packaging: 25 kg bags
MOQ: Small quantities available no large order pressure
Supply: Pan India

Exceptional Water Retention and Film Formation

HPMC demonstrates superior water retention and film-forming abilities, making it indispensable in construction, paints, and coatings. Its high holding power improves workability in tile adhesives while minimizing cracking and shrinkage. These features ensure efficient application and durable finished surfaces, benefitting both professionals and end-users.

Pharma Grade Quality for Maximum Purity

Manufactured according to USP, BP, and EP standards, HPMC boasts 99% purity, low ash content, and is completely odorless. Its pharmaceutical-grade quality ensures safety and compatibility in cosmetic and medicinal formulations, as well as reliable performance in construction and industrial applications.

Versatile Applications Across Industries

Thanks to its high viscosity, excellent adhesive strength, and compatibility with various surfaces like concrete, walls, and tiles, HPMC finds extensive use in paints, tile adhesives, cosmetics, and pharmaceutical products. Its solubility in cold water and ease of handling make it suitable for diverse processing requirements and formulations.

FAQ's of HPMC - Hydroxypropyl Methylcellulose:

Q: How is HPMC (Hydroxypropyl Methylcellulose) typically used in construction applications?

A: HPMC is widely used in construction as a thickener, binder, and water retention agent in tile adhesives, cement-based plasters, and paints. It improves the consistency of mixtures, enhances adhesion to surfaces such as concrete and tiles, and minimizes cracking by retaining moisture during curing.

Q: What is the recommended storage condition for HPMC to maintain its quality?

A: It is best to store HPMC at room temperature in its original 25 kg packaging, away from moisture and direct sunlight. Proper storage preserves its physical and chemical properties, extending its shelf life to up to two years.

Q: When is the optimal time to add HPMC to mixtures or formulations?

A: HPMC should be added while mixing with cold water, as it dissolves efficiently at lower temperatures. Introducing it at the right stage ensures proper hydration and uniform dispersion, maximizing its water retention and film-forming benefits.

Q: Where can HPMC be applied beyond construction?

A: Apart from construction, HPMC is extensively used in the pharmaceutical industry as a binder and coating agent for tablets, in cosmetics for lotions and creams, and in adhesives and sealants for its strong holding power and non-toxic properties.

Q: What is the significance of HPMC's solubility in cold water?

A: HPMC's solubility in cold water but not hot water allows for efficient mixing and dispersion in various formulations without clumping. This property is particularly advantageous in industries where temperature-sensitive processing is required.

Q: How does the viscosity grade of HPMC affect its application?

A: The viscosity of HPMC can range from 400 to 200,000 mPa.s. Higher viscosity variants provide greater thickening and water retention, ideal for tile adhesives, whereas lower viscosity HPMC is suited for coatings or pharmaceutical use where smooth texture is needed.

Q: What are the main benefits of using HPMC in formulations?

A: HPMC offers excellent water retention, good film-forming ability, strong adhesive power, high tensile strength, and is non-toxic. These attributes contribute to improved application properties, enhanced product durability, and superior user safety.