Patent · US Expired

Catalyst and process for producing conjugated dienes

US4454245A · kind A · utility

11Cited by
21References
33Claims
0Family size

Assignee

Inventors

Key dates

Filing dateDec 7, 1981
Grant dateJun 12, 1984
Priority date
Expiry dateDec 7, 2001

Classification

  • Technology area (CPC B)Performing Operations; Transporting
  • CPC primaryB01J2523/00
  • WIPO fieldChemical engineering
  • WIPO sectorChemistry

Abstract

Large surface area oxidative dehydrogenation catalysts which are suitable for converting C.sub.4 to C.sub.8 monoolefins to conjugated dienes are disclosed, comprising the oxides of vanadium, phosphorus, tin and potassium in combination with hydrogen mordenite having a surface area between 30 M.sup.2 /g to 450 M.sup.2 /g and wherein the vanadium has an average valence in the range of from 3.5 to 4.95.

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