Calcium ammine catalyst was prepared with metal calcium,dehydrated liquid ammonia as raw materials,nano-silica as a carrier and acetonitrile and propylene epoxide as modifiers.

采用金属钙、脱水液、载体纳米二氧化硅及改性剂环氧烷制钙体系催化剂。

Microspheric trans aconitic acid imprinted polymers were synthesized via a precipitation polymerization with acetonitrile as dispersion solvent.

以为分散剂,采用沉淀聚合法合成了反乌头酸分子印迹聚合物微球。