New trisphenols and their preparation by reacting the diacyl compound of dimeric p-isopropenylphenol or of a polycarbonate with a phenol in the presence of a strong acid catalyst at temperatures between -20.degree. and 30.degree. C.
新的三
酚类化合物,可通过在强酸催化剂存在下,在-20℃到30℃的温度下,通过将双聚p-异
丙烯基
苯酚或聚
碳酸酯的二酰基化合物与
苯酚反应制备。