Production Similar to cellulose rayon for the first a few steps Cellulose mixed with acetic acid and acetic anhydride, a sulfuric acid catalyst is added acetylation takes place degradation of the polymer making DP low triacetate is made first when water added, some acetyl groups are removedProduction • Similar to cellulose rayon for the first a few steps • Cellulose mixed with acetic acid and acetic anhydride, a sulfuric acid catalyst is added • acetylation takes place • degradation of the polymer making DP low • triacetate is made first • when water added, some acetyl groups are removed