Catalyst – solid sorbent – or support therefor: product or process – Catalyst or precursor therefor – Halogen or compound containing same
Patent
1990-02-28
1991-08-20
Dees, Carl F.
Catalyst, solid sorbent, or support therefor: product or process
Catalyst or precursor therefor
Halogen or compound containing same
502243, 502253, B01J 27138, B01J 2108
Patent
active
050414062
ABSTRACT:
Methyl chloride is produced by contacting methanol and hydrogen chloride in the vapor phase in the presence of KZnCl.sub.3 supported on silica. The process produces methyl chloride in good yield with minimal formation of dimethyl ether as a by-product.
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M. I. Levinsku et al., Izobret. Prom. Obraztsy, Tovarnye Znaks 1968, 45 (11) 18 (Abstract).
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E. D. Glazunova et al., "Study of Formation of ZnCl.sub.2 -NaCl/y--Al.sub.2 O.sub.2 and ZnCl.sub.2 -KCl/yAl.sub.2 O.sub.3 Catalytic Systems," N. D. Zelinskii Institute of Organic Chemistry, Academy of Sciences of the USSR, Moscow, Novomoskovsk Branch, State Scientific-Research Institute of the Nitrogen Industry and Products of Organic Synthesis. Translated From Kinetikai Kataliz, vol. 28, No. 5, pp. 1183-1187, Sep.-Oct. 1987.
Harley A. Dale
Holbrook Michael T.
Dees Carl F.
The Dow Chemical Company
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