Patent · US Expired

Bis-phosphite compounds

US4885401A · kind A · utility

65Cited by
26References
12Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMar 31, 1988
Grant dateDec 5, 1989
Priority date—
Expiry dateMar 31, 2008

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY02P20/582
  • WIPO fieldOrganic fine chemistry
  • WIPO sectorChemistry

Abstract

Transition metal-bis-phosphite catalyzed carbonylation processes, especially hydroformylation, as well as transition metal-bis-phosphite compositions, bis-phosphite ligands and transition metal-bis-phosphite catalysts.

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