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

Eastman CA-398-3 Cellulose Acetate

Eastman CA-398-3 is a low-viscosity free-flowing powdered film-forming resin in the cellulose acetate series, tailored for industrial scenarios such as coatings, inks and food-contact packaging. As an odorless white powder with 100% pure cellulose acetate composition, it has low viscosity for easy dissolution, forms transparent and tough films, resists UV rays

Features Of Eastman CA-398-3 Cellulose Acetate

  1. Low Viscosity & Easy Solubility Adaptation - ASTM viscosity 3 seconds, easily soluble in acetone and other solvents, quickly forming transparent solutions, suitable for low-viscosity and high-solid formulations

  2. Tough Film-Forming & Weather Resistance - High-strength and scratch-resistant film-forming, UV-resistant and not easy to discolor, heat and oil resistant and chemical resistant, ensuring long-term use

  3. Bio-based & Eco-friendly Compliance - Bio-based content about 55%, meeting FDA food-contact standards, suitable for scenarios with environmental and safety requirements

  4. Free-flowing & Easy Processing - Dry powder form for easy dispersion and addition, convenient formulation, reducing dust pollution and improving production efficiency

Typical Applications Of Eastman CA-398-3 Cellulose Acetate

  1. Food-contact Packaging - Used in food-contact paper/cardboard coatings and packaging films, meeting FDA standards, ensuring the safety of contentsEastman

  2. Glass & Plastic Coatings - As a varnish film-former, improving coating gloss and scratch resistance, suitable for substrates such as glass and plasticEastman

  3. Printing Ink Film-Forming - Used in gravure and flexographic inks, improving adhesion, drying property and blocking resistance, suitable for food packaging inksEastman

  4. Wire & Release Coatings - Improving wire surface lubrication and release property, increasing processing efficiency, ensuring long-term use performance of wires

Specifications Of Eastman CA-398-3 Cellulose Acetate

Chemical NameCellulose Acetate (CA)
CAS No.9004-35-7
EC No.232-674-9
AppearanceOdorless white free-flowing powder
Acetyl Content39.8 wt%
Hydroxyl Content3.5 wt%
Combined Acetic Acid Content55.5 wt%
ViscosityASTM 3 sec, 11.4 poise
Specific Gravity1.31-1.32 g/cm³
Weight/Volume1.31 kg/L
Melting Point230-250°C


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