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、脱水液氨、载体纳米二氧化硅及改性剂乙腈与环氧丙烷制备出氨钙体系催化剂。
2
Method 1 in the reactor was added diphenyl sulfide veins, carrying the load on the carrier of iron, B drunk solution, add ammonia to the system, stop the pass after a certain pressure of nitrogen.