Introduction to Hot Industrial Chemicals Hydroxypropyl Methyl Cellulose HPMC Powder for Gypsum Plaster

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 Hot Industrial Chemicals Hydroxypropyl Methyl Cellulose HPMC Powder for Gypsum Plaster

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 Hot Industrial Chemicals Hydroxypropyl Methyl Cellulose HPMC Powder for Gypsum Plaster

Hydroxypropyl Methyl Cellulose (HPMC) Powder for Gypsum Plaster

Key Specifications

This Hydroxypropyl Methyl Cellulose (HPMC) powder is produced usage in gypsum plaster. It improves workability, water retention, and adhesion. The item fulfills strict high quality requirements for commercial chemical applications.

Appearance: White to off-white free-flowing powder
Viscosity (2% solution at 20 ° C): 4,000– 100,000 mPa · s (adjustable based upon project requirements).
Methoxy content: 19– 30%.
Hydroxypropoxy content: 4– 12%.
Wetness web content: ≤ 5%.
pH value (2% remedy): 6.0– 8.0.
Ash web content: ≤ 5%.
Bit dimension: Passes through 80-mesh sieve (≥ 98%).

Performance Benefits in Gypsum Plaster

HPMC assists maintain water in the plaster mix longer. This provides even more time for correct setting and lowers cracking. It likewise makes the plaster easier to spread and form. The powder improves bond stamina between the plaster and wall surface surfaces. This brings about fewer failings or delamination gradually.

The item remains steady under normal storage conditions. It liquifies uniformly in chilly water without developing swellings. No unique mixing equipment is required. Simply include it slowly while mixing the base product.

HPMC functions well with usual additives used in plaster systems. It does not respond terribly with other ingredients. This makes solution simple and reputable for makers.

Handling and Storage

Shop HPMC powder in a cool, dry area. Maintain containers sealed when not being used. Avoid exposure to wetness or direct sunlight. Usage tidy, dry devices when handling the powder to avoid clumping. Life span is 12 months if kept correctly.

Applications of Hot Industrial Chemicals Hydroxypropyl Methyl Cellulose HPMC Powder for Gypsum Plaster

Applications of Hydroxypropyl Methyl Cellulose (HPMC) Powder in Plaster Plaster

Improved Workability and Smooth Application

Hydroxypropyl Methyl Cellulose (HPMC) powder makes gypsum plaster simpler to mix and apply. It provides the blend a smooth, luscious texture that spreads out equally on wall surfaces and ceilings. Workers locate it less complex to handle, which speeds up the work and minimizes initiative.

Better Water Retention for Stronger Results

Gypsum needs adequate water to set effectively. HPMC holds water inside the plaster mix much longer. This aids the plaster totally moisturize, resulting in a stronger final surface. Without great water retention, the plaster might dry out too quick and fracture or weaken.

Minimized Drooping on Vertical Surface Areas

When plaster is applied to wall surfaces, it can move down before it sets. HPMC includes thickness and stickiness to the mix. This maintains the material in position, also on high or unequal surface areas. The outcome is a consistent layer without drips or plunging.

Enhanced Adhesion to Various Substratums

Gypsum plaster need to stick well to blocks, concrete, or drywall. HPMC boosts bonding by helping the plaster hold the base surface area securely. This decreases the danger of peeling or delamination over time.

Consistent Efficiency Across Conditions

Temperature level and humidity can affect exactly how plaster behaves. HPMC supports the mix so it executes accurately in different weather and work website conditions. Contractors obtain foreseeable results whether they work indoors or outdoors.

Extended Open Time for Easier Finishing

HPMC reduces the drying procedure simply enough to give workers even more time to smooth and complete the surface. This open time permits far better outlining and less mistakes throughout shoveling or sanding.

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 Hot Industrial Chemicals Hydroxypropyl Methyl Cellulose HPMC Powder for Gypsum Plaster

Frequently Asked Questions About HPMC Powder for Gypsum Plaster

What is HPMC and why is it used in gypsum plaster?

HPMC stands for Hydroxypropyl Methyl Cellulose. It is a white powder made from natural cellulose. In gypsum plaster, HPMC works as a thickener and water retainer. It helps the plaster stay smooth and easy to spread. It also slows down drying so the plaster bonds better to walls.

How does HPMC improve workability?

HPMC makes the plaster mix more flexible and easier to handle. Workers can apply it smoothly without lumps or cracks. The powder keeps water in the mix longer. This gives more time to finish the surface properly before it sets.

Does HPMC affect the strength of gypsum plaster?

No, HPMC does not reduce strength when used in the right amount. It actually supports better adhesion and fewer cracks. That leads to a stronger final surface. Too much HPMC may weaken the mix, so follow the recommended dosage.

Is HPMC safe to use in construction?

Yes. HPMC is non-toxic and widely used in building materials. It does not release harmful fumes. It is also stable under normal storage and mixing conditions. Always wear gloves and masks as you would with any fine powder.

How should I store HPMC powder?

Keep HPMC in a cool, dry place. Store it in sealed bags or containers. Moisture can cause clumping and reduce performance. Use it within 12 months for best results. Avoid direct sunlight and high humidity areas.