The acetyl derivative and the silicane derivative of hyperbranched aliphatic polyesters with terminal hydroxy group were prepared.The effect of terminal groups on the properties was studied.

• 对端羟基脂肪族超支化高分子的端基进行了乙酰化和硅烷化改性,研究了不同端基对超支化高分子的玻璃化温度,折光指数增量以及特性粘度的影响。