X-ray diffraction, differential thermal analysis, electron microscope and infraed absorption spectrograph were used to characterize kaolin, calcined kaolin and the 4A zeolite made from kaolin.
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- 本文用x-射线衍射、差热、电镜及红外分析等手段,对高岭土、焙烧高岭土及由其合成的4A沸石进行了表征。