利用液相法在低pH值条件下制备出分散良好的超细纳米非晶氢氧化铝,采用X-射线衍射仪(XRD)、红外光谱仪(FT-IR)、透射电镜(TEM)、氮吸附(BET)及差热-热重分析仪(TG-DTA)等分析技术对其微结构进行了表征,并系统分析老化处理对超细纳米非晶氢氧化铝微结构及其解热行为的影响.
参考文献
[1] | Levin I.;Brandon D. .Metastable alumina polymorphs: Crystal structures and transition sequences[J].Journal of the American Ceramic Society,1998(8):1995-2012. |
[2] | 周洁洁,陈晓红,宋怀河,胡子君,孙陈诚,姚先周.氧化钇掺杂对Al2O3块状气凝胶结构与性能的影响[J].硅酸盐通报,2010(05):1002-1006. |
[3] | J TEMUUJIN;Ts JADAMBAA;K J D MACKENZIE .Thermal formation of corundum from aluminium hydroxides prepared from various aluminium salts[J].Bulletin of Materials Science,2000(4):301-304. |
[4] | Hochepied J F;Nortier P .Influence of precipitation conditions (pH and temperature) on the morphology and porosity of boehmite particles[J].Powder Technology,2002,128(2-3):268-275. |
[5] | K. FUKUSHI,K. TSUKIMURA,H. YAMADA.Surface Acidity of Amorphous Aluminum Hydroxide[J].地质学报(英文版),2006(02):206-211. |
[6] | Shek C H;Lai J K L;Gu T S et al.Transformation evolution and infrared absorption spectra of amorphous and crystalline nanu-Al2O3 powers[J].Nano-Structured Materials,1997,8:605-610. |
[7] | Rokita M.;Mozgawa W.;Handke M. .The AIPO(4) polymorphs structure in the light of Raman and IR spectroscopy studies[J].Journal of Molecular Structure,2000(0):351-356. |
[8] | Barroso, MN;Gomez, MF;Arrua, LA;Abello, MC .Reactivity of aluminum spinels in the ethanol steam reforming reaction[J].Catalysis Letters,2006(1/2):13-19. |
[9] | T. MEHER;A.K. BASU;S. GHATAK .Physicochemical characteristics of alumina gel in hydroxyhydrogel and normal form[J].Ceramics International,2005(6):831-838. |
[10] | Brindley G W;Brown G.X-ray identification and crystal structures of clay minerals[M].London:Mineralogical Society,1980 |
[11] | Brand P;Troschke R;Weigelt H .Formation of-alumina by thermal decomposition of basic aluminum chlorides at low temperatures[J].Cryst Res Tednol,1989,24:671-675. |
[12] | Li J;Pan Y;Xiang C et al.Low temperature synthesis of ultrafine-alumina powder by a simple aqueous sol-gel process[J].Ceramics International,2006,32:587-591. |
[13] | 于成龙,沈清,江红涛,王丽莉.铝高温氧化过程中表面氧化物的有序转变及形貌观察[J].人工晶体学报,2010(05):1308-1312,1324. |
[14] | MacKenzie KJD.;Smith ME.;Angerer P.;Kameshima Y.;Temuujin J. .Effect of mechanochemical activation on the thermal reactions of boehmite (gamma-AlOOH) and gamma-Al2O3[J].Thermochimica Acta: An International Journal Concerned with the Broader Aspects of Thermochemistry and Its Applications to Chemical Problems,2000(1):87-94. |
[15] | Li J. G.;Sun X. .SYNTHESIS AND SINTERING BEHAVIOR OF A NANOCRYSTALLINE #alpha#-ALUMINA POWDER[J].Acta materialia,2000(12):3103-3112. |
上一张
下一张
上一张
下一张
计量
- 下载量()
- 访问量()
文章评分
- 您的评分:
-
10%
-
20%
-
30%
-
40%
-
50%