通过可再生的蓖麻油与甘油进行酯交换反应制备蓖麻油多元醇,并将其应用于聚氨酯阻燃硬泡(RPUF)的制备中,讨论了阻燃型可膨胀石墨(EG)的加入量、复配阻燃剂及复配阻燃剂EG/DMMP中EG与甲基膦酸二甲酯(DMMP)的配比对RPUF综合性能的影响。 Castor oil polyol was prepared by transesterification of renewable castor oil and glycerol, and applied to the preparation of polyurethane flame retardant rigid foam (RPUF). The addition of flame retardant expandable graphite (EG) Effect of Proportioning of EG and DMMP in Complex Flame Retardant EG / DMMP on Comprehensive Performance of RPUF.