研究了单体/交联荆比例对聚丙烯酰胺凝胶法制备纳米粉体BeO过程和特征的影响.结果表明:三维结构的高分子网络结构将盐细化,使其热分解温度明显降低.当单体和交联剂的质量比为6:1时,热分解温度下降幅度最大,约为177℃;所制备的粉体的平均颗粒尺寸也最小,约为16 nm,粒度分布范围较窄且团聚少.当单体和交联剂的质量比偏离6:1时,热分解温度下降幅度减少,所制备的粉体的颗粒尺寸增加.
参考文献
| [1] | NI Meng,Leung Michael K.H.,Leung Dennis Y.C.,Technology development in nano-sized photocatalyst powder preparation technologies.Powder Metallurgy Technology,24,379-383(2006)(倪萌,Leung Michael K.H.,Leung Dennm Y.C.,光催化剂纳米粉体的制备技术,粉末冶金技术,24,379-383(2006)) |
| [2] | I.Djerdj,D.Arcon,Z.Jaglicic,M.Niederberger,Nonaque-ous synthesis of metal oxide nanoparticles:Short review and doped titanium dioxide as case study for the preparation of transition metal-doped oxide nanoparticles,Journal of Solid State Chemistry,181,1571-1581(2008) |
| [3] | G.C.C.Costa,R.Muccillo,Synthesis of scandia-stabilized zirconia nanoparticles by the polyacrylamide technique,Solid State Ionics,179,1219-1222(2008) |
| [4] | A.Douy,P.Odier,The polyacrylamide gel:a novel route to ceramic and glassy oxide powders,Materials Research Bulletin,24,1119-1126(1989) |
| [5] | A.Douy,Polyacrylamide gel:an efficient tool for easy synthesis of multicomponent oxide precursors of ceramics and glasses,International Journal of Inorganic Materials,3,699-707(2001) |
| [6] | SHAO Zhongbao,LI Guorong,Prepararion of nanometer-sized Zinc oxide powders by polyacrylamide gel method,Chinese Journal of Materials Research,15,681-685(2001)(邵忠宝,李国荣,高分子网络凝胶法制备纳米ZnO粉料,材料研究学报,15,681-685(2001)) |
| [7] | H.Wang,L.Gao,W.Li,Q.Li,Preparation of nanoscale a-Al2O3 by the polyacrylamide gel method,NanoStructured Materials,11,1263-1267(1999) |
| [8] | M.Tahmasebpour,A.A.Babaluo,S.Shafiei,B.Pipelzadeh,Studies on the synthesis of a-Al2O3 nanopowders by the polyacrylamide gel method,Powder Technology,191,91-97(2009) |
| [9] | M.Tahmasebpour,A.A.Babaluo,M.K.Razavi Aghjeh,Synthesis of zirconia nanopowders from various zirconium salts via polyacrylamide gel method,Journal of the European Ceramic Society,28,773-778(2008) |
| [10] | C.Pan,X.Li,F.Wang,L.Wang,Synthesis of bismuth oxide nanoparticles by the polyacrylamide gel route,Ceramics International,34,439-441(2008) |
| [11] | N.Liu,Y.Yuan,P.Majewski,F.Aldinger,Synthesis of Lao.85Sro.15Gao.85Mgo.15O2.85 materials for SOFC applications by acrylamide polymerization,Materials Research Bulletin,41,461-468(2006) |
| [12] | A.Tarancon,G.Dezanneau,J.Arbiol,F.Peiro,J.R.Morante,Synthesis of nanocrystalline materials for SOFC applications by acrylamide polymerization,Journal of Power Sources,118,256-264(2003) |
| [13] | PAN Zuren,Polymer Chemistry,(Beijing,Chemical Industry Press,2006) p.78-80(潘祖仁,高分子化学(北京,化学工业出版社,2006)p.78-80) |
| [14] | FANG Daobin,GUO Ruiwei,Ha Runhua,Polymers of acrylamide,(Beijing,Chemical Industry Press,2006) p.143-181(方道斌,郭睿威,哈润华,丙烯酰胺聚合物,(北京,化学工业出版社,2006)P.143-181) |
| [15] | D.Dollimore,J.L.Konieczay,The thermal decomposition of beryllium oxalate and related materials,Thermochim-ica Acta,318,155-163(1998) |
| [16] | LI Jinfeng,SUN Yishi,RUN Zhu,On copolymerization of acrylamide with N,N'-methylenebisacylamide,Acta Polymerica Sinica,5,593 599(1990)(李金峰,孙以实,阮竹,丙烯酰胺与N,N'-亚甲基双丙烯酰胺的共聚反应研究,高分子学撤,5,593-599(1990)) |
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