Taking pyromellitic dianhydride and thionyl chloride as raw key material, 2,5-bis(methoxycarbonyl)terephthaloyl chloride was synthesized.
氯化亚矾及均苯四为主要原料通过酰氯法成了对位均苯二酯二酰氯。
Taking pyromellitic dianhydride and thionyl chloride as raw key material, 2,5-bis(methoxycarbonyl)terephthaloyl chloride was synthesized.
氯化亚矾及均苯四为主要原料通过酰氯法成了对位均苯二酯二酰氯。
Novel controlled releasing polythiourea microcapsules were prepared from terephthaloyl diisothiocyanate and o-phenylenediamine by interfacial polycondensation.
对苯二酰异硫氰酯和邻苯二胺为原料通过界面缩法成了硫脲缓释微胶囊。
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