Patent · US Expired

Process for producing isobutene

US4556753A · kind A · utility

1Cited by

0References

10Claims

0Family size

Assignee

Labofina, S.A. · BE

Inventors

Guy Debras · Les Bons Villers, BE
Georges E. M. J. De Clippeleir · Brugge, BE
Raymond M. Cahen · Brussels, BE

Key dates

Filing date	Apr 3, 1985
Grant date	Dec 3, 1985
Priority date	—
Expiry date	Apr 3, 2005

Classification

Technology area (CPC C)Chemistry; Metallurgy
CPC primaryC07C6/04
WIPO fieldOrganic fine chemistry
WIPO sectorChemistry

Abstract

A process for producing isobutene, comprising contacting, at elevated temperatures, a feed containing propylene with a catalyst comprising a crystalline silica polymorph of the silicalite type in the presence of steam to recover a stream containing isobutene. The reaction can be carried out in either liquid or vapor phase.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.