種々のアルミニウム塩からのリン酸アルミニウム触媒の調製

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  • Preparation of Aluminum Phosphate Catalysts Using Various Aluminum Salts

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Effects of various aluminum salts used in preparation of aluminum phosphate catalysts on the catalytic properties have been investigated Aluminum phosphates gbtained frolFn nitgate and chl ride((1)and(2))had higher acid am unts and larger sface areas than aluminum phosphate obtained from sulfate (3), but some-o.fL (3). sbgwed.higher. catqlytic.agtiviy foi-bufanol dehydration than'(1)and(2) Over (1) and (2) ether rather than olefin formed 858 in the early stage of the reaction, while over some of (3) olefin formed selectively For the formers, the ratios ofl to 2-butene and cis to trans-2-butene were higher than the equilibrium values, whereas for the latter those ratios decreased as the conversion increased t Studies on Catalysis by Metal Phosphates. IV.

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