Cellulose Ether Example: HPMC — The Workhorse of Modern Formulation

Looking for a practical cellulose ether example? Hydroxypropyl methylcellulose, or HPMC, is the most widely used cellulose ether in construction, pharmaceutical and industrial formulation — and we manufacture it with a viscosity range of 300–200,000 mPa·s, water retention of 90% or higher and batch-verified consistency.

What Is a Cellulose Ether? A Working Example

Cellulose ethers are water-soluble polymers made by chemically modifying natural cellulose, the structural backbone of cotton and wood fiber. The modification replaces some of the cellulose hydroxyl groups with ether substituents, transforming an insoluble natural fiber into a versatile thickener, binder, film former and water-retention agent.

The clearest cellulose ether example is hydroxypropyl methylcellulose (HPMC), in which both methyl and hydroxypropyl groups are grafted onto the cellulose chain. In our production, this translates to a methoxyl content of 19–30% and a hydroxypropyl content of 4–12% — the substitution balance that gives HPMC its cold-water solubility, thermal gelation at 65–75°C and thickening power from 300 to 200,000 mPa·s.

As a manufacturer, we supply this cellulose ether example as a white or off-white powder with a bulk density of 350–450 kg/m³ and a neutral pH of 6.0–7.0, supported by a certificate of analysis for every lot.

• ✓  A textbook cellulose ether example with 300–200,000 mPa·s viscosity range
• ✓  Methoxyl content 19–30%, hydroxypropyl content 4–12%
• ✓  Water retention rate of 90% and above
• ✓  Gelation temperature 65–75°C
• ✓  Bulk density 350–450 kg/m³, pH value 6.0–7.0
• ✓  Factory-direct supply with free samples

This Cellulose Ether Example at Work in Industry

Technical Specifications of This Cellulose Ether Example

These are the factory specifications for our HPMC, the cellulose ether example described on this page. Custom viscosity grades within the 300–200,000 mPa·s range are available on request.

Why Source Your Cellulose Ethers From Us

Cellulose Ether Example: Frequently Asked Questions

What is the most common cellulose ether example?

Hydroxypropyl methylcellulose (HPMC) is the most widely used cellulose ether example, thanks to its balance of solubility, thickening efficiency and safety. Our HPMC covers 300–200,000 mPa·s with a methoxyl content of 19–30% and hydroxypropyl content of 4–12%.

Why is HPMC a good cellulose ether example for construction?

Its water retention rate of 90% or higher keeps cement and gypsum systems hydrated, while gelation at 65–75°C and a neutral pH of 6.0–7.0 keep it stable alongside common binders — the exact traits mortar formulators need.

How do I choose the right viscosity within your range?

Lower viscosities within the 300–200,000 mPa·s range suit self-leveling and spray systems, mid-range grades serve adhesives and renders, and high-viscosity grades maximize water retention in mortars. Our lab recommends the exact grade for your formulation.

Can I test this cellulose ether example before buying in bulk?

Yes. We ship free samples by express courier so your lab can verify viscosity, water retention and gelation behavior first. Trial orders of 25 kg are available, with MOQ of 500 kg for standard grades.

How is the product packaged and shipped?

Standard packaging is 25 kg multi-layer kraft bags with moisture-barrier lining. Sea, air and express freight are all supported, with factory stock available for fast dispatch.

Do you supply documentation with each order?

Yes. Every shipment includes a certificate of analysis covering appearance, viscosity, substitution contents, pH, bulk density, water retention and gelation temperature.

Put This Cellulose Ether Example to the Test in Your Lab

Tell us your target viscosity, application and monthly volume. Our technical team responds within 24 hours with pricing, documentation and a sample shipped by express courier.