Patent · US Expired

Production of unsaturated nitriles using catalysts containing boron, gallium or indium

US4766232A · kind A · utility

13Cited by
10References
2Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJun 25, 1984
Grant dateAug 23, 1988
Priority date
Expiry dateJun 25, 2004

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY02P20/52
  • WIPO fieldChemical engineering
  • WIPO sectorChemistry

Abstract

Certain catalysts containing iron and molybdenum plus bismuth or tellurium and nickel, cobalt, manganese, magnesium, zinc, cadmium, calcium or beryllium have been found to give especially large volumes of acrylonitrile or methacrylonitrile in a given time when boron, gallium or indium are incorporated into the catalyst.

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