Introduction to High Viscosity Cellulose Ether Hydroxypropyl Methyl Cellulose HPMC

Hydroxypropyl Methylcellulose (HPMC), whose Chinese name is hydroxypropyl methylcellulose, is a semi-synthetic, non-ionic cellulose ether obtained by chemically modifying natural cellulose. This white powder can form a transparent viscous solution after dissolving in water. It has excellent thickening, water retention, stability and film-forming properties. It is an indispensable multifunctional additive in many fields such as construction.

Characteristics and advantages of High Viscosity Cellulose Ether Hydroxypropyl Methyl Cellulose HPMC

Excellent water solubility: It can be quickly dissolved in cold water to form a clear and stable solution.

Efficient thickening and water retention ability: Increase the viscosity of the material, effectively reduce water evaporation, and improve work efficiency.

Good stability: It has good stability to acids, alkalis, and salts, and is suitable for a wide range of pH values.

Film-forming and protective effects: After drying, it forms a tough and transparent film to protect the substrate and prevent water penetration and evaporation.

Non-toxic and non-irritating: It has good biocompatibility and is suitable for the fields of medicine and food.

Adjustability: By changing the degree of substitution and molecular weight, its performance can be adjusted to meet different application requirements.

Specifications of High Viscosity Cellulose Ether Hydroxypropyl Methyl Cellulose HPMC

High Viscosity Cellulose Ether: Hydroxypropyl Methyl Cellulose (HPMC)

Product Summary

Hydroxypropyl Methyl Cellulose (HPMC) is a high-viscosity cellulose ether made from natural cellulose. It dissolves conveniently in chilly water and develops a clear, steady solution. This item is extensively made use of in building, pharmaceuticals, food, and personal care due to its outstanding thickening, binding, and film-forming buildings.

Key Specs

Look: White to off-white free-flowing powder
Viscosity: 4,000– 100,000 mPa · s (measured at 2% service, 20 ° C)
. Methoxyl Material: 19.0– 24.0%.
Hydroxypropyl Web content: 4.0– 12.0%.
pH Worth: 5.0– 8.0 (2% aqueous remedy).
Wetness Content: ≤ 5.0%.
Ash Content: ≤ 5.0%.
Gel Temperature: 58– 64 ° C.

Performance Includes

This HPMC quality supplies solid water retention, which aids enhance workability and bond in cement-based items like ceramic tile adhesives and renders. It also avoids sagging and slumping during application. In dry-mix solutions, it improves open time and guarantees consistent structure. The item stays stable throughout a variety of temperature levels and pH levels. It does not sustain microbial growth and blends well with various other typical additives.

Handling and Storage space

Store HPMC in an awesome, completely dry place away from direct sunshine and dampness. Keep the container snugly closed when not being used. Stay clear of contact with solid acids or bases. Use conventional industrial health practices when taking care of the powder to prevent dust breathing. Life span is usually one year under proper storage conditions.

Applications of High Viscosity Cellulose Ether Hydroxypropyl Methyl Cellulose HPMC

Applications of High Thickness Cellulose Ether HPMC

Construction and Structure Products

High thickness hydroxypropyl methyl cellulose (HPMC) works well in building products. It assists control water retention in cement-based materials like ceramic tile adhesives, provides, and self-leveling substances. This keeps the mix practical longer and enhances bond toughness. The thickening result also stops active ingredients from separating throughout storage space or use.

Paints and Coatings

In water-based paints, high viscosity HPMC acts as a thickener and stabilizer. It offers the paint a smooth texture and aids it spread out evenly on walls. This minimizes splatter and sagging. HPMC also protects against pigments from working out at the end of the canister, so the paint stays consistent with time.

Pharmaceuticals

The pharmaceutical industry uses high thickness HPMC in tablet computers and capsules. It functions as a binder that holds active components together. It additionally regulates how quickly a medication liquifies in the body. This makes certain medication is launched gradually for far better outcomes. HPMC is risk-free, non-toxic, and authorized for human use worldwide.

Food Sector

Food manufacturers include high viscosity HPMC to particular products as a thickener or emulsifier. It improves appearance in products like sauces, dressings, and dairy products choices. HPMC aids maintain water and oil combined, which maintains item high quality throughout shelf life. It likewise includes mouthfeel without changing taste.

Ceramics and Other Utilizes

In ceramic production, HPMC boosts eco-friendly stamina and form retention prior to shooting. It enables complex kinds to hold their framework throughout drying. Yet, HPMC discovers use in adhesives, cleaning items, and individual care items where stable thickness and film-forming ability matter. Its adaptability makes it a trusted additive throughout lots of areas.

Company Profile

We are the global leader in lightweight concrete and advanced engineered foam solutions. Known globally for its commitment to research, innovation, and applied expertise, we have been providing engineered foam solutions since the early 2012’s.

We can supply high-quality concrete admixture and foam concrete related products all over the world.

The company has a professional technical department and quality supervision department, a well-equipped laboratory, and equipped with advanced testing equipment and after-sales customer service center.

If you are interested, please feel free and contact us.

Payment

T/T, Western Union, Paypal, Credit Card etc.

Shipment

By air, by sea, by express, as customers request.

5 FAQs of High Viscosity Cellulose Ether Hydroxypropyl Methyl Cellulose HPMC

Frequently Asked Questions About High Viscosity HPMC

What is high viscosity HPMC?

High viscosity hydroxypropyl methyl cellulose (HPMC) is a white powder made from natural cellulose. It dissolves in cold water and forms a thick, clear solution. Builders and manufacturers use it to improve texture, hold water, and control flow in products like tile adhesives, plasters, and self-leveling compounds.

Why choose high viscosity over regular HPMC?

High viscosity HPMC gives better water retention and stronger film formation. This means your mix stays workable longer and sticks better to surfaces. It also reduces sagging on vertical walls and helps prevent cracks as the material dries.

How do I mix high viscosity HPMC properly?

Always add HPMC slowly into fast-mixing cold water. Do not dump it all at once—this causes lumps. Let the mixture stir for 10 to 15 minutes until fully dissolved. Avoid using hot water; it can weaken performance. Store the dry powder in a cool, dry place before use.

Does high viscosity HPMC affect setting time?

Yes, it can slightly slow down the initial set. This is often helpful because it gives workers more time to spread or adjust the material. The final strength of the product is not reduced. In fact, better water retention usually leads to stronger curing.

Is high viscosity HPMC safe to use?

HPMC is non-toxic, odorless, and biodegradable. It meets international safety standards for construction and building materials. Always wear gloves and a mask when handling the dry powder to avoid dust inhalation or skin irritation. Once mixed into a slurry, it poses no health risk during normal use.