Catalysts for aldol condensations

Catalyst – solid sorbent – or support therefor: product or process – Zeolite or clay – including gallium analogs – Clay

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502 85, 423129, 423165, 423595, 423637, B01J 2116

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active

044580266

ABSTRACT:
Heat treated anionic clay mineral is an improved catalyst for the conversion of acetone to mesityl oxide and isophorone as well as for the aldo condensation of other carbonyl-containing compounds.

REFERENCES:
patent: 3796792 (1974-03-01), Miyata et al.
patent: 3879523 (1975-04-01), Miyata et al.
patent: 3879525 (1975-04-01), Miyata et al.
patent: 4086188 (1978-04-01), Reichle
patent: 4165339 (1979-08-01), Reichle
Physiochemical Properties and Structure of MgO-Al.sub.2 O.sub.3, Miyata et al., Nippon Kagaku Zasshi, vol. 92, No. 6, pp. 514-519, (1971).
Applied Clay Mineralogy, Grim, R. E., McGraw-Hill Book Co., Inc., New York, 1962, pp. 1-3, 39 and 40.
S. Miyata et al., Nippon Kagaku Zasshi, vol. 29, No. 6, pp. 514-519, (1971).

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