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CAB-381-2 is a resin with a high viscosity. It is effective in increasing cold-crack resistance and results in greater film toughness.


20kg Bag



Product Overview

CAB-381-2 is a cellulose ester resin with medium butyryl content and high viscosity level. It improves dimensional stability, better toughness, and mechanical characteristics. 
It can be used as a film former, as an additive to other film formers, and as a reactive polyol in curing coatings.  

Product Specifications

Viscosity ASTM-A, sec: 1.2 - 2.8
Acetyl by GC, wt%: 12 - 15
Butyryl by GC, wt%: 36 - 40
Free acidity, ppm: 300 Max
Moisture, wt%: 3.0 Max
Hydroxyl, wt%: 1.0 - 2.0

Features & Benefits

Improve flow and leveling
Reduce cratering
Reduce dry time
Provide polishability
Improve sprayability
Pigment dispersion medium
Metallic pigment control
Redissolve resistance
Sag resistance
Enhanced color uniformity
Decreased sand scratch telegraphing
Intercoat adhesion

Related Products

Eastman Cellulose Esters

Eastman™ cellulose esters are available in various types, viscosities, butyryl and acetyl ratios, and hydroxyl contents. Made from a green, sustainable and renewable resource, their high Tg, Newtonian flow characteristics, and hydroxyl functionality assure a rapid drying time, excellent hardness, reduced blocking, and improved flow and leveling capabilities.

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