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

Eastman CAP-482-20 Cellulose Acetate Propionate

Eastman CAP-482-20 is a high-viscosity powdered film-forming resin in the cellulose acetate propionate series, tailored for industrial scenarios such as coatings, inks and adhesives. As a white powder with 100% pure CAP composition, it has high melting point, excellent thermal stability,

Features Of Eastman CAB-381-20 Cellulose Acetate Butyrate

  1. Ultra - High Viscosity & Adaptability - Suitable for automotive primer and clear coat, meeting the requirements of high - viscosity systems and improving coating texture and stability

  2. Drying Acceleration & Orientation Enhancement - Accelerate solvent volatilization to shorten touch - dry time, promote aluminum powder orientation and enhance metallic paint flash effect

  3. Broad Compatibility & Stability - Miscible with acrylic, amino and other resins, improving system stability and inhibiting intercoat bleeding and lifting

  4. Flexibility & Long - lasting Crack Resistance - Endow the paint film with excellent flexibility, yellowing resistance and cold crack resistance, ensuring long - term stable appearance of coatings for outdoor use

Typical Applications Of Eastman CAB-381-20 Cellulose Acetate Butyrate

  1. Automotive OEM/Refinish Primer - Promote primer shrinkage and aluminum powder orientation, and improve coating corrosion resistance and decorative performance

  2. Automotive Clear Coat Systems - Enhance adhesion and gloss, improve gloss retention, and meet the needs of cross - linking and fast drying

  3. High - end Metallic Coatings - Accelerate solvent release to shorten drying time, and enhance coating wear resistance and color stability

  4. Plastic Protective Coatings - Improve flexibility and cold crack resistance, suitable for coating plastic casings of electronics, home appliances, etc

Specifications Of Eastman CAB-381-20 Cellulose Acetate Butyrate

Product ModelCAB-381-20
BrandEastman
Chemical NameCellulose Acetate Butyrate (CAB)
AppearanceWhite free-flowing powder
Viscosity20 sec / 76 poise
Acetyl Content13.5%
Butyryl Content37%
Hydroxyl Content1.8%
Melting Range195–205°C
Glass Transition Temperature (Tg)141°C
Tukon Hardness (Knoop)18
Weight/Volume Ratio10 lb/gal (1.2 kg/L)
Molecular Weight (Average)70,000



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