Patents by Inventor Raphael Ceulemans

Raphael Ceulemans 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).

  • Method for preparing textile treatment compositions: adding molten softening agent to aqueous acid solution
    Patent number: 4999121
    Abstract: The invention relates to the preparation of textile treatment compositions containing certain cyclic amine softeners.In particular, a process for preparing a concentrated composition containing said cyclic amine softeners is encompassed, as well as a process for preparing textile treatment compositions from the above concentrate preferably by adding said concentrate to a dispersion of quaternary softening agent.Textile treatment compositions resulting from the above process are also claimed.
    Type: Grant
    Filed: November 15, 1988
    Date of Patent: March 12, 1991
    Assignee: The Procter & Gamble Company
    Inventors: Franciscus De Block, Maurizio Marchesini, Raphael Ceulemans