phthalic anhydride process的意思|示意

In this article was discussed the formulation and process of synthesis of rosin-modified unsaturated polyester of non-phthalic anhydride.

本文讨论了无苯酐合成松香改性不饱和聚酯树脂的配方和工艺。

An improved and optimum process for preparing 2-Amylanthraquinone by re-acting t-amylbenzene with phthalic anhydride, involving Friedel-Crafts acylation (yield 80. 2%) and cyclization(yield 81.4%).

以叔戊苯和笨酐为原料，通过酰基化和关环合成了2—戊基蒽醌，改进和优化了各步合成工艺条件，酰化收率80.2％，关环产品收率81.4％。

Based on reaction kinetics, the process flow diagram of continuous esterification and reaction conditions were set. The conversion of phthalic anhydride was over 99.8%.

应用酯化反应动力学，确定了连续酯化的流程及操作条件，苯酐的转化率达到99.8%以上。