Hydroxypropyl HPMC Pm-65u Cellulose for Enhanced Plaster and Mortar Performance

• Customization: Available
• Apperance: White Powder
• Application: Construction
• Model NO.: PM-65U
• Function: Water Retention
• Grade: Soluble in Cool Water
• Particle Size: 100 mesh
• Solubility: Soluble in Water
• Viscosity: 65000 Brookfield
• Methoxyl: 19-24
• Hydroxypropyl: 7.5-12
• Ash: Below 5
• Density: 370-390
• Moisture: Below 5
• pH Value: 6-8
• Transport Package: Secure, Standardized Packaging for Safe Transport
• Specification: 25kg/bag
• Trademark: Celix
• Origin: China
• HS Code: 3912390000
• Production Capacity: 30000tons
• Package Size: 85.00cm * 65.00cm * 10.00cm
• Package Gross Weight: 25.000kg

Product Description

HPMC Properties

Water Retention

Workability

Adhensive Force

It prevents premature drying, ensuring smoother application and a uniform, durable finish.

Durability

HPMC greatly enhances the durability of construction materials by reducing the risk of cracking and improving surface strength. Its excellent water retention ensures proper hydration and curing, preventing shrinkage-related failures. By reinforcing internal cohesion and adhesion, HPMC creates denser, more resilient structures that withstand mechanical stress and environmental changes. 

HPMC significantly improves the workability of construction and coating materials. By enhancing spreadability, it allows mortars, plasters, and adhesives to glide smoothly across surfaces with minimal effort. The improved consistency ensures uniform coverage and reduces drag during application, making the material easier to handle for both professionals and DIY users. In addition, HPMC provides excellent water retention, which prevents premature drying and keeps mixtures workable for longer periods. This extended open time helps reduce waste, allows for better adjustments on-site, and ultimately results in cleaner finishes and higher construction efficiency.

Exhibits excellent resistance to sagging. When used in tile adhesives, it ensures a strong and long-lasting bond. 

Thickening Effect

It enhances mortar viscosity, maintaining stable consistency and preventing ingredient separation during mixing and application.

Open Time

HPMC extends the open time of construction materials, giving applicators more flexibility and efficiency on the job site. 

HPMC Manufacturing Process

The production of Hydroxypropyl Methyl Cellulose (HPMC) begins with refined cotton as the raw material. The fibers undergo alkalization with sodium hydroxide, followed by etherification using chloromethane and propylene oxide to introduce methyl and hydroxypropyl groups. These reactions occur under controlled temperature and pressure, ensuring the desired degree of substitution and viscosity. After the chemical reaction, the mixture is neutralized, washed, and purified to remove by-products. Finally, the product is dried, milled, and sieved into a fine powder, resulting in high-quality HPMC.

Specification

Exterior	white to off-white powder substance
Methoxyl,%	19-24
Hydroxypropyl,%	7.5-12.0
Gel temperature,°C	60-70
Moisture,%	≤5
Ash,%	≤5
PH Value	6-8
Viscosity(2%, 20℃, Mpa.s)	400-750000
Graininess	98% passed 80 mesh
Density	370-390g/I

Applications

Packaging & Shipping

Celix Brand Package

Other Package

Packing: In 25kg bags out HDPE bags inner with LDPE bags
Store it in a cool, dry place below 30degree and protected against humidity and pressing, since the goods is thermoplastic, storage time should not exceed six months.
Quantity/20GP:12Tons with pallets,14tons without pallets.
Quantity/40GP:24Tons with pallets ,28tons without pallets.

Packing: In 25kg bags out HDPE bags inner with LDPE bags
Store it in a cool, dry place below 30degree and protected against humidity and pressing, since the goods is thermoplastic, storage time should not exceed six months.
Quantity/20GP:12Tons with pallets,14tons without pallets.
Quantity/40GP:24Tons with pallets ,28tons without pallets.

Company Profile

Every single gram, caring for the life with dedication.

Hebei Celix Cellulose Co., Ltd., is a professional manufacturer specializing in cellulose technology and high-performance construction additives. As an excellent manufacturer of 18 years, our products include HPMC, HEC, MHEC, RDP, PCE, PVA, defoamers, and calcium formate, widely applied in construction, coatings, and daily chemicals.

Celix Cellulose advocates the technology that drives the development of green materials. Based in the Hebei province of China, Celix established 2 laboratories and 1 factory to support the sustainable technology development and explore the potential of cellulose-based solutions for greener and more efficient materials. As a trusted cellulose manufacturer in China, we commit to completing 30000 tons of production capacity yearly with confidence.

Choose Celix, because "Every single gram, caring for the life with dedication.

Certifications

FAQ

1. Are you a factory or a trading company?

We are a factory, which has the trade right.

2. How is the MOQ of the HPMC?

The MOQ is 1kg.

3. How long will you take to delivery the good?

It's about 10 days to delivery the goods since the PI signed.

4. Where is the loading port?

Tianjing.

5. What kind of payment tere will you accept?

TT, LC and other negotiationable payment term with our VIP customer.