Patents Examined by Joseph Paul Burst
  • Catalyzed vapor phase hydrocyanation of diolefinic compounds
    Patent number: 5449807
    Abstract: A catalyzed vapor phase process for the hydrocyanation of acyclic diolefinic compounds to olefinic nitriles in which the olefinic double bond is not conjugated to the triple bond of the cyano group, wherein a catalyst composition comprising at least one bidentate phosphite ligand and zero-valent nickel is used.
    Type: Grant
    Filed: November 18, 1994
    Date of Patent: September 12, 1995
    Assignee: E. I. Du Pont de Nemours and Company
    Inventor: Joe D. Druliner