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STUDY OF THE PREPARATION PROCESS OF TUBULAR α-Al2O3 MICROFILTRATION MEMBRANE
Author(s): 
Pages: 28-30
Year: Issue:  4
Journal: China Ceramic Industry

Abstract: 以α-Al2O3微粉(平均粒径为1.5 μm)、苏州土为主要原料,采用浸浆法在管状Al2O3陶瓷支撑体上制备微滤膜层.探讨了分散剂的加入量对浆料稳定性的影响,考察了浆料的固含量、浸浆时间、烧成制度等与微滤膜层性能的关系.结果表明,最佳的浆料配方为α-Al2O3(1.5μm):96wt%,苏州土:4wt%,PAAS:0.25wt%,HPMC:4wt%.最佳制膜工艺条件:浆料固含量为13wt%,浸渍时...
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