膠體氧化鋁 的英文怎麼說
中文拼音 [jiāotǐyǎnghuàlǚ]
膠體氧化鋁
英文
colloidal alumina-
It is widely used in artificial silk, syntheticfibre, mediate of dyestuff, regeneration of rubber, bleaching of textiles, papermarking, soaping, tanning, refinery of petroleum and grease, alumirium oxide exteacting, pharmacy, plastic industry etc
主要用於粘液法人造絲、合成纖維、染料中間體、橡膠再生、織物漂染、造紙、制皂、製革、石油和油脂的精製,提取氧化鋁、醫藥、塑料等工業。Alumina ceramics prepared by aqueous gelcasting with n - methylolacrylamide system
羥甲基丙烯酰胺體系凝膠注模成型氧化鋁陶瓷The influence of preparing conditions on aluminum titanate composing was inquired. by analyzing element content of alumina and titania source, arranging a stoichiometric dosage, and keeping the chemical homogeneity from sol to mixed ti - al oxide precursor, a high activity powder was prepared. after calcining the precursor powder at 1250 for 2h, aluminum titanate phase is formed
本試驗通過準確測定起始物的ti 、 al含量,嚴格化學配比,採取適當措施將微尺度上的組成均勻性從溶膠一直保持到混合鋁鈦氧化物前驅體的生成,使該粉體具有高活性,將其在1250煅燒2h ,已合成出以鈦酸鋁為主晶相的產物,比文獻報道的鈦酸鋁相的最低生成溫度降低了50 。The optimum technic conditions have been gotten in in preparaing high dispersive a1 ( oh ) 3 colloid by controlling reactant concentration, ph value, reaction temperature, matured time. they are the prereguisite to prepare nanopoder of a - a1203. this paper entirely and systematically studies the following three kinds of drying stages : oven drying, dehydration with alcohols and azeotropic distillation stage
本文採用逐步逼近法進行了氫氧化鋁膠體的沉降實驗,對膠體形成的體系反應物的初始濃度、體系的ph值、反應溫度和膠體的陳化時間進行了系統優化,並獲得了制備高分散氫氧化鋁膠體的最佳工藝參數;此膠體經過過濾、 80下烘乾后所得樣品,在掃描電鏡下直接觀察其粒徑為50nm ,且分佈范圍窄,顆粒的表面清潔,為球形。Study on the technology of preparing al2o3 nano - powder by sel - gel method in supersonic field
超聲場中溶膠凝膠法制備納米氧化鋁粉體的研究This research indicated all these factors can reduce the transformation temperature, but the range of reduction and the influence on the microstructure of powders were not identical. among these factors, alumina sol seeding was the most effective
研究表明,上述幾種因素均能降低相變溫度,然而溫度的降幅以及對最終粉體微結構的影響是不同的,其中,影響最大的是氧化鋁膠體籽晶的添加。Then, we utilized the additives of - al _ 2o _ 3 powder seeding, alumina sol seeding, tio _ 2 - sol, ammonium nitrate, and high - energy ball milling on the precursors to investigate these factors " influences on the transformation temperature, the microstructure of as - received nano - sized - al _ 2o _ 3 powders and transformation sequences
接著,就分別研究在前驅體中加入或摻雜q - al _ 2o _ 3粉體籽晶、氧化鋁膠體籽晶、 tio _ 2溶膠、硝酸銨以及高能球磨前驅體等一系列因素對相變溫度、最終產物微結構、相變過程等的影響。分享友人