It is reveal by GC analysis that the purity of the TMP, treated by reduced pressure distillation and recrystallization in acetic ester, approximates to that of the reagent grade TMP.
GC分析结果表明:采用减压蒸馏及乙酸乙酯重结晶并用的方法精制的TMP纯度接近于试剂级TMP。
Effects of reaction temperature, CO pressure and alkali reagent on reaction were discussed. Relative reaction kinetics and possible mechanism were also indicated.
讨论了反应温度、CO压力及碱性试剂对反应的影响,探讨了反应动力学及反应机理。
The method combined the hot pressure casting-shaping technique with organic foam small-sphere as pore-making reagent.
该技术是把有机泡沫微球作为成孔剂与热压注成型技术结合的制备技术。
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