Product Overview Cellulose Acetate Butyrate (CAB) is a thermoplastic mixed cellulose ester produced by the esterification of cellulose with acetic acid and butyric acid. Thanks to its unique molecular structure, it delivers excellent film-forming properties, moisture resistance, and weathering performance, making it an ideal choice for metallic pigment orientation in automotive paints. Key Advantages Moisture resistance Excellent surface hardness Good film strength Soluble in