Patent · US Expired

Reactivation of rhodium complex hydroformylation catalysts

US4605780A · kind A · utility

10Cited by
11References
14Claims
0Family size

Assignee

Inventors

Key dates

Filing dateSep 24, 1980
Grant dateAug 12, 1986
Priority date
Expiry dateSep 24, 2000

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY02P20/584
  • WIPO fieldChemical engineering
  • WIPO sectorChemistry

Abstract

Process for removing alkyl substituted phosphine from a hydroformylation medium and enhancing the rhodium complex catalyst contained therein via an oxygenation treatment.

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