广州化工
廣州化工
엄주화공
GUANGZHOU CHEMICAL INDUSTRY AND TECHNOLOGY
2014年
14期
94-96
,共3页
纳米材料%离子液体%纳米氧化铈
納米材料%離子液體%納米氧化鈰
납미재료%리자액체%납미양화시
nanomaterials%ionic liquids%nano-nerium oxide
随着科技的发展,纳米材料在各领域的运用日益广泛,实验采用化学沉淀法液相制备纳米氧化铈材料;实验合成了多种离子液体测试对制备氧化铈粒径的影响,得出:使用 BmimBF4(1-丁基-3-甲基咪唑四氟硼酸盐)离子液体,在c[Ce(NO3)3]=0.2 mol/L, c[(NH4)2C2O4]=0.16 mol/L,φ(BmimBF4)=9%(体积分数), PEG400=3%(体积分数), T1(反应温度)=45℃, T2(煅烧温度)=800℃, t(煅烧时间)=2.5 h的反应条件下,可以得到65 nm的纳米级氧化铈粉末。
隨著科技的髮展,納米材料在各領域的運用日益廣汎,實驗採用化學沉澱法液相製備納米氧化鈰材料;實驗閤成瞭多種離子液體測試對製備氧化鈰粒徑的影響,得齣:使用 BmimBF4(1-丁基-3-甲基咪唑四氟硼痠鹽)離子液體,在c[Ce(NO3)3]=0.2 mol/L, c[(NH4)2C2O4]=0.16 mol/L,φ(BmimBF4)=9%(體積分數), PEG400=3%(體積分數), T1(反應溫度)=45℃, T2(煅燒溫度)=800℃, t(煅燒時間)=2.5 h的反應條件下,可以得到65 nm的納米級氧化鈰粉末。
수착과기적발전,납미재료재각영역적운용일익엄범,실험채용화학침정법액상제비납미양화시재료;실험합성료다충리자액체측시대제비양화시립경적영향,득출:사용 BmimBF4(1-정기-3-갑기미서사불붕산염)리자액체,재c[Ce(NO3)3]=0.2 mol/L, c[(NH4)2C2O4]=0.16 mol/L,φ(BmimBF4)=9%(체적분수), PEG400=3%(체적분수), T1(반응온도)=45℃, T2(단소온도)=800℃, t(단소시간)=2.5 h적반응조건하,가이득도65 nm적납미급양화시분말。
With the development of technology , nano materials were widely used in various fields.The experiments was used the liquid of chemical precipitation method for synthesis nano -Cerium oxide , multiple ionic liquid was synthesized and the effect of particle size was tested.The results of experiments showed used the ionic liquid ( BmimBF4 ) with good results.Under the condition of c [ Ce( NO3 ) 3 ]=0.2 mol/L, c[ ( NH4 ) 2 C2 O4 ]=0.16 mol/L,φ( BmimBF4 )=9%( Volume fraction ) , PEG400 =3%( Volume fraction ) , T1 ( Reaction temperature ) =45 ℃, T2 ( Calcination temperature)=800 ℃, and t(Calcination time)=2.5 h, the nano-nerium oxide was of about 65 nm in size.