On the basis of which, the influence of the induction of propyleneepoxide structural unit to the application properties of DA dyeing assistants was reviewed.
在此基础上，又考查了环氧丙烷结构单元的引入对染色助剂应用性能的影响。
2
The influence on propyleneepoxide by lots of mechanical admixture and chemical admixture in carbide slag, and the instability factors in production control were introduced.
介绍了电石渣中的大量机械杂质和化学杂质对环氧丙烷生产的影响及由其所引起的生产控制方面的不稳定因素。
3
Calcium ammine catalyst was prepared with metal calcium, dehydrated liquid ammonia as raw materials, nano-silica as a carrier and acetonitrile and propyleneepoxide as modifiers.