Web Menu

Product Search

Language

Share

China Cellulose Ether Manufacturer

-- Steady & Reliable Manufacturer --

Brief Product Description

Cellulose ether is a class of water-soluble polymers derived from natural cellulose through chemical modification. Widely used across construction, coatings, oil drilling, pharmaceuticals, and personal care industries, these versatile additives deliver exceptional thickening, water retention, film-forming, and binding performance in a broad range of formulations.

Product Overview

Cellulose ethers are produced by reacting cellulose — the most abundant natural polymer on earth — with etherifying agents under alkaline conditions. The resulting products retain the backbone of cellulose while gaining functional side groups that impart water solubility, surface activity, and rheological control.

At Yisheng New Material, our cellulose ether portfolio spans HEC, HPMC, and HEMC grades, each engineered for specific industrial demands. All grades are manufactured under a rigorous quality management system with full traceability, ensuring batch-to-batch consistency for global customers.

Key characteristics include non-ionic nature (excellent electrolyte compatibility), adjustable viscosity from low to ultra-high, and stable performance across a wide pH range. Products dissolve readily in cold or warm water and are compatible with most other hydrocolloids and additives.

Specification

ParameterTypical RangeTest Method
AppearanceWhite to off-white powderVisual
Particle Size (mesh)40 – 120 meshSieve analysis
Moisture Content≤ 5.0%ISO 585
Viscosity Range (2% solution, 20°C)100 – 200,000 mPa·sBrookfield LVT
pH (1% solution)6.0 – 8.5pH meter
Ash Content≤ 5.0%ISO 3451
Degree of Substitution (DS)0.4 – 2.5 (grade dependent)Titration
SolubilitySoluble in cold/hot waterDissolution test

Application

Cellulose ethers are multi-sector ingredients with proven performance across demanding environments:

  • Construction: Used in dry-mix mortars, tile adhesives, wall putty, and EIFS systems to improve workability, open time, and adhesion.
  • Coatings & Paints: Act as rheology modifiers and thickeners in water-based architectural and industrial coatings.
  • Oil & Gas: Serve as fluid-loss control agents and viscosifiers in drilling muds and completion fluids.
  • Personal Care: Provide stable viscosity in shampoos, lotions, and toothpastes.
  • Pharmaceuticals: Used as tablet binders, film coaters, and controlled-release matrix materials.
  • Food & Agriculture: Applied as texturizers, emulsifiers, and film coatings (food-grade grades only).

Dosage typically ranges from 0.1% to 1.5% by weight depending on the application and target viscosity. Always pre-disperse powder in dry blends or use hot-cold water dissolution technique for aqueous systems.

Advantages

  • Broad product range: HEC, HPMC, and HEMC grades cover every major application segment.
  • Non-ionic chemistry: Compatible with salts, surfactants, and most co-additives without precipitation.
  • Sustainable origin: Derived from renewable wood pulp, supporting green formulation goals.
  • Consistent quality: ISO-certified production with 15,000 tons annual capacity ensures reliable supply.
  • Flexible viscosity: Grades from 100 mPa·s to 200,000 mPa·s available to match any formulation need.
  • Thermal gelation (HPMC/HEMC): Unique reversible gel-forming property useful in construction and pharma.
  • Excellent water retention: Reduces substrate absorption and extends working time in mortars and plasters.

Frequently Asked Questions

  • Q: What is the difference between HEC, HPMC, and HEMC?
  • A: All three are cellulose ethers but differ in their substituent groups. HEC carries hydroxyethyl groups and is best for coatings and personal care. HPMC has both methyl and hydroxypropyl groups, making it ideal for construction and pharma. HEMC combines hydroxyethyl and methyl groups, offering superior water retention in mortars.
  • Q: How should cellulose ether powder be dissolved?
  • A: For aqueous systems, disperse the powder in hot water (>85°C) first, then cool while stirring; or pre-blend with other dry ingredients and add to cold water. Avoid adding directly to cold water without pre-dispersion, as lumping may occur.
  • Q: Is cellulose ether safe for cosmetic and pharmaceutical use?
  • A: Yes. Our pharmaceutical and daily chemical grades comply with relevant pharmacopoeial standards (e.g., USP, EP) and are widely used as excipients and personal care ingredients.
  • Q: What is the recommended storage condition?
  • A: Store in a cool, dry place away from direct sunlight and moisture. Unopened bags maintain product quality for at least 24 months. Once opened, reseal tightly after each use.
  • Q: Can cellulose ether be used in hot climates or high-humidity environments?
  • A: Yes. Our grades are available with delayed dissolution (surface-treated) to prevent premature hydration in hot mixing conditions, which is especially important for dry-mix mortars.
  • Q: Do you offer custom viscosity grades?
  • A: Yes. We can develop custom grades in terms of viscosity, particle size, and surface treatment based on your specific formulation requirements. Please contact our technical team.

Related Tags

About Us
Zhejiang Yisheng New Material Co., Ltd.
Zhejiang Yisheng New Material Co., Ltd. is a professional enterprise engaged in the design, development, manufacturing, application, and sales of cellulose ether, located in the Shangyu Economic and Technological Development Zone, part of the Hangzhou Bay National Industrial Park. With a core concept of safety, environmental protection, and sustainable development, the company boasts an annual production capacity of 15,000 tons of cellulose ether, offering a complete range of products including HEC (hydroxyethylcellulose), HEMC (hydroxyethyl methylcellulose), and HPMC (hydroxypropyl methylcellulose). Our products serve various sectors such as oil fields, coatings, dry powder mortar, cosmetics, personal care products, medicine, and many others. Yisheng has a global presence, providing stable cellulose ethers and services to customers worldwide.
As a professional China China Cellulose Ether Manufacturer Supplier and China Cellulose Ether Manufacturer Company, The company adheres to the principles of safety and environmental protection as the foundation of its development. It implements and further consolidates safety and environmental protection measures, striving to create green and environmentally friendly production processes, safe and effective control systems, and orderly production management. This approach lays a solid foundation for the company's sustainable development. Yisheng boasts a scientific management mechanism, a comprehensive quality management system, stringent product testing methods, advanced technology, state-of-the-art equipment, and high-quality after-sales service.
Zhejiang Yisheng New Material Co., Ltd.

+86-18067879812
Zhejiang Yisheng New Material Co., Ltd.

sarah@ys-cellulose.com
Zhejiang Yisheng New Material Co., Ltd.