Process for producing an olefin by decomposition of the correspo

Details Process for producing an olefin by decomposition of the correspo Process for producing an olefin by decomposition of the correspo

1981-10-29

1983-07-26

Shaver, Paul F.

Chemistry of hydrocarbon compounds

Unsaturated compound synthesis

From nonhydrocarbon feed

585640, C07C 100, C07C 124

Patent

active

043955800

ABSTRACT:
Process for producing very pure olefins of the formula ##STR1## by decomposition of the corresponding ethers of formula ##STR2## wherein R.sub.1 and R.sub.3 are selected from the group of the alkyl, arylalkyl aryl or alkylaryl radicals, R and R.sub.2 being a hydrogen atom or a radical selected from said above mentioned group, in the presence of steam in a molar proportion from 2 to 8 times the ether amount and with the use of a catalyst comprising alumina to which is added 0.01 to 5% by weight of titanium or zirconium or hafnium as metal or as metal compound, said catalyst having a specific surface from 80 to 300 m.sup.2 /g.

REFERENCES:
patent: 3401210 (1968-09-01), de Jongh et al.
patent: 4006198 (1977-02-01), Tesei et al.
patent: 4072732 (1978-02-01), Hargis et al.
patent: 4072733 (1978-02-01), Hargis et al.
patent: 4254296 (1981-03-01), Manara et al.
patent: 4320232 (1982-03-01), Volkamer et al.

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