共搜索到313条信息,每页显示10条信息,共32页。用时:0小时0分0秒140毫秒
......
Technology of dehydration and transformation of silicic acidXiao-Cai He1,2,Gang Xie1,2,Hui-Re Li2,Rong-Xing Li1,Da-Jin Yang2,Qing-Xin Xu21. Faculty of Metallurgical and Energy Engineering, Kunming... on the dehydration rate and volume shrinkage rate,were researched.The experimental results show that the dehydration rate of silicic acid is up to 41.20%,accompanying with the volume shrinkage rate of 40.37......
......
colloids, and be used to prepare powders with high surface areas, about 85.32m2/g, low agglomeration and good conductivity. Key words: ATO; conductive nanometer-sized powder; agglomeration; dehydration..., as tested by AgNO3. The as-washed gel was divided into 5 parts, each part was performed different dehydration processing. The dehydrating methods are given in Table 1. The dehydrated gels were dried......
......
Dehydration, hydrolysis and oxidation of cerium chloride heptahydrate in air atmosphereShoufeng Xue1,Wenyuan Wu1,Xue Bian1,Yongfu Wu1,21. Metallurgy School of Northeastern University2. School... forms of hydrated cerium chloride compound were observed in the dehydration products. The CeCl3 hydrolysis product was separated by a continuous centrifugation method and the phase composition......
Dehydration Characteristics of C-S-H with Ca/Si Ratio 1.0 Prepared Via Precipitation何永佳1,2,ZHENG Xiaohui1,2,吕林女3,YU Shumei1,2,DENG Gao1,2,HU Shuguang1,21. State Key Laboratory of Silicate Materials... in solution and heated at various temperatures to investigate its dehydration behavior. The dehydration, structural collapse and recrystallization characteristics of C-S-H and its microstructural change during......
Dehydration, hydrolysis and oxidation of cerium chloride heptahydrate in air atmosphereShoufeng Xue1,Wenyuan Wu1,Xue Bian1,Yongfu Wu1,21. Metallurgy School of Northeastern University2. School... forms of hydrated cerium chloride compound were observed in the dehydration products. The CeCl3 hydrolysis product was separated by a continuous centrifugation method and the phase composition......
Prominent catalytic activity of mesoporous molecular sieves in the vapor phase dehydration of cyclohexanol to cyclohexeneAzhagapillai Prabhu1,2,Muthaiahpillai Palanichamy2,Velayutham Murugesan22... dehydration of cyclohexanol to cyclohexene and dicyclohexyl ether at different temperatures with various Si/Ce molar ratios. Ce-KIT-6 (25) showed higher activity with 54% cyclohexanol conversion and 64......
Prominent catalytic activity of mesoporous molecular sieves in the vapor phase dehydration of cyclohexanol to cyclohexeneAzhagapillai Prabhu1,2,Muthaiahpillai Palanichamy2,Velayutham Murugesan22... dehydration of cyclohexanol to cyclohexene and dicyclohexyl ether at different temperatures with various Si/Ce molar ratios. Ce-KIT-6 (25) showed higher activity with 54% cyclohexanol conversion and 64......