To provide a cellulose acetate excellent in affinity with a resin, capable of reinforcing the resin, and excellent in heat stability.SOLUTION: There is provided cellulose acetate having a cellulose triacetate I type crystal structure, and a temperature with weight reduction rate based on weight at 100°C of 5% when heated at temperature rising rate of 10°C/min. under nitrogen atmosphere of 200°C or higher.SELECTED DRAWING: None
展开▼