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

Dow ETHOCEL Std 7 Premium Ethyl Cellulose

Dow ETHOCEL Std 7 Premium Ethyl Cellulose is a high-purity, low-viscosity ethyl cellulose polymer from Dow’s premium ETHOCEL Std series. Designed for pharmaceutical coatings, inks, and adhesives, it offers excellent film-forming ability, solvent solubility, and thermal stability. Its consistent molecular weight distribution ensures reliable performance in demanding applications.
  • dow ethocel std 7 premium ethyl cellulose_cddb4462
  • dow ethocel std 7 premium ethyl cellulose_cddb4462

Features Of Dow ETHOCEL Std 7 Premium Ethyl Cellulose

  1. Highly consistent ethoxy substitution (48.0–49.5 wt%) for reliable film-forming performance.

  2. Optimized molecular weight distribution delivering excellent solution clarity and viscosity stability.

  3. Low ash content (<0.1%) ensures high purity for sensitive pharmaceutical and electronics applications.

  4. Excellent thermal stability up to 160 °C, supporting hot-melt processing and high-temperature coating operations.

  5. Compatible with a broad range of organic solvents including ethanol, toluene, MEK, and chlorinated hydrocarbons.

Typical Applications Of Dow ETHOCEL Std 7 Premium Ethyl Cellulose

  1. Sustained-release tablet coatings in oral solid dosage forms.

  2. Controlled-release matrix tablets and microparticle encapsulation systems.

  3. Binders and rheology modifiers in water-based and solvent-based industrial coatings.

  4. Dielectric layers and flexible substrates in printed electronics and conductive inks.

  5. Thermoplastic films for food packaging and medical device laminates.

Specifications Of Dow ETHOCEL Std 7 Premium Ethyl Cellulose

Chemical TypeEthyl cellulose polymer
Product FormFree-flowing white to off-white granular powder
AppearanceWhite to creamy-white granules
Ethoxy Content48.0–49.5 wt%
Viscosity (2% w/w in 80/20 toluene/ethanol)6.0–7.5 cP
Moisture Content≤5.0 wt%
Ash Content≤0.1 wt%
Heavy Metals (as Pb)≤10 ppm


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