Patent · US Expired

Compounds of catalysts for dealkoxylation of gem-dialkoxy

US5100852A · kind A · utility

7Cited by

6References

4Claims

0Family size

Assignee

Degussa AG · DE

Inventors

Dietrich Arntz · Oberursel, DE
Michael Baacke · Hanau, DE
Peter Kleinschmit · Hanau, DE
Guenter Prescher · Hanau, DE

Key dates

Filing date	Feb 25, 1988
Grant date	Mar 31, 1992
Priority date	—
Expiry date	Feb 25, 2008

Classification

Technology area (CPC B)Performing Operations; Transporting
CPC primaryB01J29/40
WIPO fieldChemical engineering
WIPO sectorChemistry

Abstract

Catalytic dealkoxylation of gem-dialkoxy compounds for synthesizing vinyl ethers is disclosed. Zeolites of the mordenite or ZSM5 type with an Na.sub.2 O/Al.sub.2 O.sub.3 molar ratio of 1:1.05 (.+-.0.25) are used as catalysts.

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