硅酸盐通报
硅痠鹽通報
규산염통보
BULLETIN OF THE CHINESE CERAMIC SOCIETY
2010年
1期
209-213
,共5页
溶胶-凝胶法%共沉淀法%氧化铝-氧化锆复合粉体
溶膠-凝膠法%共沉澱法%氧化鋁-氧化鋯複閤粉體
용효-응효법%공침정법%양화려-양화고복합분체
Sol-gel method%co-precipitation method%alumina-zirconia composite powder
采用溶胶-凝胶法和共沉淀法两种化学方法制备了氧化铝-氧化锆复合粉体,并对其进行表征:采用激光粒度分析仪测定粉体粒径及粒度分布,X射线衍射仪(XRD)进行矿物相组成分析,扫描电子显微镜(SEM)观察微观下氧化铝与氧化锆的分布情况.结果表明:溶胶-凝胶法制备的粉体相对于共沉淀法制备的粉体粒度较细,四方相氧化锆含量高,而且氧化铝和氧化锆分散较均匀.
採用溶膠-凝膠法和共沉澱法兩種化學方法製備瞭氧化鋁-氧化鋯複閤粉體,併對其進行錶徵:採用激光粒度分析儀測定粉體粒徑及粒度分佈,X射線衍射儀(XRD)進行礦物相組成分析,掃描電子顯微鏡(SEM)觀察微觀下氧化鋁與氧化鋯的分佈情況.結果錶明:溶膠-凝膠法製備的粉體相對于共沉澱法製備的粉體粒度較細,四方相氧化鋯含量高,而且氧化鋁和氧化鋯分散較均勻.
채용용효-응효법화공침정법량충화학방법제비료양화려-양화고복합분체,병대기진행표정:채용격광립도분석의측정분체립경급립도분포,X사선연사의(XRD)진행광물상조성분석,소묘전자현미경(SEM)관찰미관하양화려여양화고적분포정황.결과표명:용효-응효법제비적분체상대우공침정법제비적분체립도교세,사방상양화고함량고,이차양화려화양화고분산교균균.
Alumina-zirconia composite powders were prepared by two chemical methods, which were Sol-gel method and co-precipitation method, and then characterized by some equipments: size of the granularity was expressed by laser particle size analyzer, phase composition was analyzed by X-ray diffraction (XRD) and distribution of alumina and zirconia at microscopic view was observed by scanning electron microscope (SEM). The experimental results show that compared with co-precipitation method, the powder from Sol-gel method was preferable, of which the granularity was much thinner, the content of tetragonal zirconia was much higher and the distribution of alumina and zirconia was much evener.