Guangzhou Eric Wei Chemical Co., Ltd.
Guangzhou Eric Wei Chemical Co., Ltd.

Ashland Aqualon EC N7 Hydroxyethyl Cellulose

Ashland Aqualon EC N7 is a high-quality pharm-grade extreme-low-viscosity water-insoluble polymer of ethyl cellulose in the Aqualon™ series, custom-designed for high-precision coating of oral solid dosage forms, tablet binding and molding, high-end solvent-based inks and fine protective coatings. Complying with international pharmacopoeia standards, it forms ultra-thin

Features Of Ashland Aqualon EC N7 Hydroxyethyl Cellulose

  1. Extreme Low Viscosity Advantage - With the lowest viscosity in the series, extreme solution fluidity, suitable for high-precision coating processes

  2. Ultra-Thin & Uniform Film Formation - Ultra-thin and controllable film thickness, ensuring product appearance consistency and performance stability

  3. Multi-National Pharmacopoeia Compliance - Meets USP/NF and EP standards, pharm-grade quality, safe and reliable to use

  4. Ultra-Broad Compatibility Feature - Compatible with various resins, plasticizers and oils/waxes, suitable for complex formulation systems

Typical Applications Of Ashland Aqualon EC N7 Hydroxyethyl Cellulose

  1. High-Precision Formulation Coating - Used for ultra-thin precision coating of tablets and granules to achieve extreme coating uniformity

  2. Tablet Binding & Molding - Used as tablet binder to ensure precise balance between molding strength and disintegration performance

  3. High-End Solvent-Based Inks - Used for fine printing inks to improve printing clarity and adhesion stability

  4. Fine Protective Coatings - Used for surface coatings of precision components to provide thin and efficient barrier protection

Specifications Of Ashland Aqualon EC N7 Hydroxyethyl Cellulose

BrandAshland (USA)
Chemical TypeEthyl Cellulose (EC),non-ionic cellulose ether
Physical FormWhite to off-white free-flowing powder
Core CharacteristicsPharm-grade,Extreme-low viscosity,Water-insoluble,Ultra-thin film formation
Pharmacopoeia StandardComplies with USP/NF and EP requirements
Ethoxy Substitution Degree (%)48.0-49.5
Weight-Average Molecular Weight65,000
Brookfield Viscosity (mPa·s)6-8(5% Toluene/Ethanol 80/20 solution)


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