The co precipitation behavior and the effects of impurity ions on the crystallization properties of yttrium base heavy rare earth carbonate were investigated. 本文对钇基重稀土碳酸盐沉淀过程中杂质铁、铝离子的共沉淀行为以及对碳酸稀土的结晶性能和结晶效果的影响进行了研究。
Crystalline hydrated yttrium carbonate and hydrated crystalline ammonium and yttrium carbonate compound are obtained by precipitation of yttrium sulphate solutions with different amount of ammonium bicarbonate under given conditions. 在一定的条件下,从硫酸钇溶液中用碳酸氢铵沉淀时,可制得水合晶状的正碳酸钇或水合的晶状碳酸钇铵复盐。
Preparation of yttrium carbonate crystal by emulsion liquid membrane 乳状液膜法内水相制备结晶碳酸钇
Formation Process of Crystalline Ammonium Yttrium Carbonate Double Salt 碳酸钇铵复盐结晶的形成及影响因素