Patent · US Expired

Hydroformylation of olefins

US4148830A · kind A · utility

146Cited by
2References
10Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMay 5, 1976
Grant dateApr 10, 1979
Priority date
Expiry dateMay 5, 1996

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC07C45/50
  • WIPO fieldOrganic fine chemistry
  • WIPO sectorChemistry

Abstract

A hydroformylation process whereby rhodium complex catalyst and excess triorganophorus ligand are employed, under mild conditions of temperature and pressure, to produce aldehydic products rich in the normal isomer thereof, the improvement representing the introduction and/or recycling of the rhodium complex in active form and soluble in a complex mixture of high boiling liquid condensation products rich in hydroxylic compounds.

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