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We are China's leading manufacturer of cellulose ethers. Our main products are hydroxypropyl methyl cellulose (HPMC), hydroxyethyl methyl cellulose (HEMC), and hydroxyethyl cellulose (HEC), which are widely used in the construction, personal and home care, food, textile, and more industries. Our products satisfy a wide range of intricate application requirements with their exceptional adhesive qualities, superior stability, and high quality. We offer customized products and solutions to meet the specific needs of our customers. Additionally, we have certifications for the quality management system and CIC.
Understanding Cellulose Ether Molar Substitution.jpg

Compare HPMC vs HEMC through the science of molar substitution and water retention curves. Explore published findings, temperature effects, and a practical testing workflow to select cellulose ether grades for tile adhesives, renders, and other construction mortars with greater confidence.

03 November 2026
Cellulose Ether Ash Content Laboratory Testing.jpg

Compare HPMC vs HEMC ash content and discover what really affects mortar strength. Learn how test methods, water retention, air content, and hydration influence performance, with practical guidance for selecting cellulose ethers for tile adhesives, renders, and other demanding dry-mix applications.

27 October 2026
Controlled HEMC and HPMC Formulation Trials.jpg

Compare HEMC and HPMC shear-thinning behavior through polymer chemistry, flow curves, and practical testing. Learn how to select cellulose ether grades that balance spreading, stability, and recovery in tile adhesives, mortars, wall putties, and household formulations.

24 October 2026
HPMC Dry Mixing For Tile Adhesive.jpg

Learn how to use hydroxypropyl methylcellulose in construction and daily-chemical formulations. This practical guide explains HPMC grade selection, lump-free mixing, dosage calculations, troubleshooting, and validation to help manufacturers achieve consistent performance and make informed sourcing decisions.

19 October 2026
Tile Adhesive Application With A Notched Trowel.jpg

Discover how hydroxypropyl methylcellulose supports construction and daily chemical formulations. Explore HPMC uses in tile adhesives, mortars, and personal care products, compare HPMC with HEC, and learn how to select a suitable grade through practical formulation testing.

14 October 2026
HPMC Dispersion And Hydration Process.jpg

Discover what HPMC is, how it works, and how to select a suitable grade for construction and daily chemical products. Explore its main properties, compare HPMC with HEC, learn practical dispersion methods, and understand the testing needed for reliable formulation performance.

13 October 2026
Controlled HPMC Application Testing.png

Compare high-purity HPMC and industrial-grade HPMC for construction and daily-chemical formulations. Learn when impurities affect clarity, hydration, and consistency, why viscosity and substitution matter, and how to select a suitable grade through controlled testing and supplier documentation.

12 October 2026
HEMC And HPMC Comparison.jpg

Compare HEMC vs HPMC through gelation temperature, water retention, and tile adhesive open time. Learn why grade chemistry and test methods matter, avoid misleading performance assumptions, and use a practical evaluation workflow to select cellulose ethers for demanding dry-mix mortar applications.

11 October 2026
HPMC Cold Water Hydration Process.jpg

Understand HPMC solubility in water, hot water, ethanol, acetone, and other solvents. Learn practical hydration methods, troubleshooting tips, construction and personal-care applications, and how to choose the right HPMC grade for stable, high-performance formulations.

08 October 2026
Construction Grade - HPMC
Dongyuan Shengda is a reputable cellulose ether manufacturer that provides high-performance construction-grade HPMC (Hydroxypropyl Methyl Cellulose) for modern building materials. This non-ionic cellulose ether, produced by alkalizing and etherifying cellulose, is commonly used in dry-mix mortar, putty powder, gypsum products, tile adhesives, plastering materials, coatings, and self-leveling compounds. Even at low doses of 0.1-1%, HPMC improves water retention, workability, fluidity, adhesion strength, and surface smoothness. It has excellent thickening, dispersing, emulsifying, and film-forming properties, while also increasing open time and construction efficiency. Dongyuan Shengda's construction HPMC is resistant to hydrolysis and UV exposure, ensuring consistent quality, strong compatibility with additives, and dependable performance in humid environments.
Liquid Detergent Grade - HPMC
Dongyuan Shengda is a professional cellulose ether manufacturer that produces high-quality, daily chemical-grade HPMC (Hydroxypropyl Methyl Cellulose) for detergents and personal care products. HPMC is used as an effective thickener and stabilizer in laundry detergents, dishwashing liquids, hand sanitizers, cleaners, shampoos, and shower gels, ensuring uniform particle suspension and preventing settling. It enhances product appearance and consistency by providing over 90% transparency and a quick dissolution time of 3-5 minutes. This white to slightly yellow powder, made from natural cellulose, has excellent viscosity control, foam stabilization, easy dispersion, and film-forming properties. It is non-toxic, irritant-free, allergen-free, and highly compatible with a variety of everyday chemical additives.

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Our main products include HPMC, HEMC and HEC.