Patents by Inventor Erdem M. Atadan

Erdem M. Atadan has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Process for the preparation of adipic acid or pentenoic acid
    Patent number: 5292944
    Abstract: Six carbon diacids or lactones or 5 carbon lactones or 6 carbon diacid anhydrides or branched mono-olefinic five carbon acids are converted (isomerized) to adipic acid or pentenoic acids by reacting them is the presence of carbon monoxide and a iodide promoted iridium catalyst.
    Type: Grant
    Filed: June 29, 1993
    Date of Patent: March 8, 1994
    Assignee: E. I. Du Pont de Nemours and Company
    Inventors: Erdem M. Atadan, Harold S. Bruner, Jr.
  • Process for the manufacture of adipic acid
    Patent number: 5218144
    Abstract: A process for the preparation of adipic acid from pentenoic compounds by hydrocarboxylation using an iridium catalyst, an iodide promoter, water, carbon monoxide and a carboxylic acid solvent.
    Type: Grant
    Filed: September 15, 1992
    Date of Patent: June 8, 1993
    Assignee: E. I. du Pont de Nemours and Company
    Inventor: Erdem M. Atadan
  • Process for the preparation of hexamethylene imine
    Patent number: 4937336
    Abstract: A process for the preparation of hexamethylene imine from hexamethylene diamine by the vapor phase reaction in the presence of water, hydrogen, and a palladium catalyst.
    Type: Grant
    Filed: December 5, 1988
    Date of Patent: June 26, 1990
    Assignee: E. I. du Pont de Nemours and Company
    Inventor: Erdem M. Atadan