Preparation of C.sub.2 -C.sub.4 -olefins from methanol/dimethyl

Details Preparation of C.sub.2 -C.sub.4 -olefins from methanol/dimethyl Preparation of C.sub.2 -C.sub.4 -olefins from methanol/dimethyl

1983-11-18

1984-12-04

Gantz, Delbert E.

Chemistry of hydrocarbon compounds

Unsaturated compound synthesis

From nonhydrocarbon feed

585408, 585469, 585733, 502202, C07C 120

Patent

active

044866178

ABSTRACT:
C.sub.2 -C.sub.4 -olefins are prepared by catalytic conversion of methanol and/or dimethyl ether in the presence of a zeolite catalyst at elevated temperatures by a process wherein the catalyst used is a borosilicate zeolite which is treated with hydrogen fluoride, molded together with an amorphous aluminosilicate as a binder and then treated with hydrochloric acid.

REFERENCES:
patent: 4254297 (1981-03-01), Frenken et al.
patent: 4292458 (1981-09-01), Klotz
patent: 4423273 (1983-12-01), Hoelderich et al.
patent: 4433188 (1984-02-01), Hoelderich et al.

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