高岭土合成4A沸石及其表征
JOURNAL OF INNER MONGOLIA POLYTECHNIC UNIVERSITY(NATURAL SCIENCE EDITION)(2001)
Abstract
在水溶液中用焙烧过的煤系高岭土进行了4A沸石的合成试验.选择以NaOH浓度为1.8~2.2 mol/l,温度为90℃,反应时间为4~6 h的合成条件,可获得钙交换能力为300mgCa-CO3/g(干基)的4A沸石,产品结构经扫描电子显微镜和X射线衍射等确证.
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