Patents by Inventor Oscar Richard Hughes

Oscar Richard Hughes 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).

  • Production of 3-(1',3'-dioxane)-propionaldehyde compounds
    Patent number: 4052401
    Abstract: This invention provides a process for producing 2-vinyl-1,3-dioxane compounds rapidly and efficiently by contact of a mixture of acrolein and a 1,3-propanediol compound with solid cation exchange resin in acid form. There is further provided a process for conversion of acrolein into 3-(1',3'-dioxane)propionaldehyde derivatives.
    Type: Grant
    Filed: September 7, 1976
    Date of Patent: October 4, 1977
    Assignee: Celanese Corporation
    Inventor: Oscar Richard Hughes
  • Production of 2-vinyl-1,3-dioxane compounds
    Patent number: 4003918
    Abstract: This invention provides a process for producing 2-vinyl-1,3-dioxane compounds rapidly and efficiently by contact of a mixture of acrolein and a 1,3-propanediol compound with solid cation exchange resin in acid form. There is further provided a process for conversion of acrolein into 3-(1',3'-dioxane)propionaldehyde derivatives.
    Type: Grant
    Filed: December 15, 1975
    Date of Patent: January 18, 1977
    Assignee: Celanese Corporation
    Inventor: Oscar Richard Hughes