【摘要】 本文研究了环氧蓖麻油配比和环氧值对蓖麻油基软质聚氨酯泡沫物理性能的影响规律，并对原料配方进行了优化，制得了适宜不同需要的改性蓖麻油基软质泡沫，使蓖麻油基软质泡沫的手感、耐老化性能明显改善。更多还原

【Abstract】 In this paper,the influence of epoxy value,quantities of epoxy castor oil on Physical properties of soft foam plastics from castor oil are discussed.The formulation was optimized,and the soft foam plastics from modified castor oil with improved handle and ageing resistance for various requirements was made.更多还原