DETERMINATION OF STRUCTURAL WATER OF CATALYSTS WITH POTASSIUM VAPOUR .I. INVESTIGATION OF THERMAL DEHYDRATION OF SILICA GEL

被引:5
作者
BLIZNAKOV, G
BAKARDJI.I
MAJDRAGA.M
机构
[1] Institute of General and Inorganic Chemistry, Bulgarian Academy of Sciences, Sofia
关键词
D O I
10.1016/0021-9517(69)90016-5
中图分类号
O64 [物理化学(理论化学)、化学物理学];
学科分类号
070304 ; 081704 ;
摘要
An experimental method for investigating the structural water of adsorbents and catalyst by treatment with potassium vapours has been developed. Measurement of the hydrogen evolved showed a reproducibility of each experiment of the order of 5-6%. Within the range of 400-700 °C, investigation of thermally dehydrated silica gel by treatment with potassium vapours showed values which were twice as low as those obtained gravimetrically; at 800-900 °C, both methods gave equal values. © 1969.
引用
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页码:135 / +
页数:1
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