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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.
High Performance Waterproof Coating Comparison.jpg

Discover how Methyl Ethyl Hydroxyethyl Cellulose‑type specialty ethers compare to standard HPMC in high‑performance waterproof coatings, covering structure, water retention, workability, climate suitability, and practical selection strategies for construction chemical formulators.

15 May 2026
HEMC Grout Application On Wall Tiles.jpg

Switching from HEC to HEMC in tile grouts can dramatically improve color consistency and reduce efflorescence. Discover how cellulose ether choice affects water retention, microstructure, and job‑site performance, with practical formulation steps, expert insights, and best practices from a specialized Chinese cellulose ether manufacturer.

12 May 2026
Cellulose Ether Chemical Structure HEC And HPMC Comparison.jpg

This comparative study analyzes dosage efficiency differences between HEC cellulose and HPMC powder in water-based latex paints. HEC requires 30-50% less dosage than HPMC while delivering superior leveling and flow properties for decorative applications, though HPMC offers advantages in water retention and thermal stability for exterior coatings.

11 May 2026
HPMC Vs Traditional Thickeners Beaker Comparison.jpg

Discover how daily chemical grade HPMC outperforms traditional thickeners in low-surfactant dishwashing liquids. Learn about rheology, clarity, stability, sustainability and cost-performance, and see why Shandong Shengda’s HPMC is a strategic choice for next‑generation cleaning formulas.

10 May 2026
HPMC And HEC Shampoo Flow Comparison.jpg

Discover how HPMC and HEC compare as rheology modifiers in high‑viscosity shampoos. Learn which cellulose ether delivers the best pseudo‑plastic flow, clarity, foam, and stability, and how expert formulators choose between them for premium personal‑care products.

09 May 2026
Crystal Clear Liquid Soap Network.jpg

Detergent grade HEMC and HEC are critical to achieving crystal clarity and salt‑stable rheology in premium liquid soaps. This expert guide compares their structure, performance, and practical use, helping formulators choose the optimal cellulose ether for next‑generation clear detergents.

08 May 2026
Workability And Open Time Diagram.jpg

Discover how HPMC and HEMC influence workability and open time in gypsum-based plasters. Learn key formulation differences, real jobsite scenarios, and expert selection tips to optimize your plaster performance with Shandong Shengda’s cellulose ether solutions.

07 May 2026
HEMC vs HPMC Molecular Structure Comparison.jpg

HEMC outperforms HPMC in self-leveling floors through superior rheological balance, controlled air release, and enhanced surface smoothness. With optimal viscosity profiles and better temperature stability, HEMC enables exceptional flooring results in commercial and residential applications.

06 May 2026
Large Format Porcelain Tile Professional Installation Process.jpg

HEMC offers superior slip resistance, workability, and cost-efficiency for large-format porcelain tiles compared to HPMC, especially in tiles exceeding 600mm. HPMC excels in high-temperature stability. Selection depends on climate, tile size, and application type for optimal installation success.

05 May 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.