The alcoholysis process for preparing plasticizer DOTP by using zinc acetate and tetrabutyltitanate as catalysts, waste polyester and 2-ethylhexanol as raw materials was introduced.

• 介绍了用醋酸锌和钛酸四丁酯作催化剂,以废聚酯和异辛醇为原料,采用醇解法制取对苯二甲酸二异辛酯增塑剂(DOTP)的工艺。