...沉淀剂;;无水碳酸钠 [gap=604]eywords: supported amination catalysts; W/O microemulsions; nonionic surfactant; precipitation agent; anhydrous sodium carbonate ..
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The catalyst is prepared by sequential precipitation of cobalt with aluminium ions in the presence of an alkaline precipitation agent.
在碱沉淀剂存在下，通过按序沉淀钴与铝离子， 制备催化剂。
We can use arsenic alkali residue to produce glass precipitation agent, turning harm to good. It can be applied widely in industry and bring good society benefit.
可用砷碱渣制备玻璃沉清剂，变害为利，工业实践性强，有较好的社会效益。
The large particle yttrium oxide was prepared using oxalic acid as precipitation agent. The effects of preparation conditions on the particle size of yttrium oxide were discussed.
采用草酸沉淀法研究制备了大颗粒氧化钇，并对各制备条件对氧化钇粒度影响进行了分析讨论。
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