Patents by Inventor Horst Leithaeuser

Horst Leithaeuser 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 low viscosity aqueous dispersion of glycerol esters of long-chain fatty acids, and their use
    Patent number: 4853038
    Abstract: The invention relates to the preparation of low-viscosity aqueous dispersions of glycerol esters of long-chain fatty acids by dispersing under mechanical agitation in the aqueous phase, wherein the starting material is constituted by soap-free glycerol esters having a content of less than 2% by weight of free glycerol esters, a content is set of 0.5-6% by weight of alkali soaps of long-chain fatty acids. The dispersions are utilized for the coating of expandable finely divided styrene polymers.
    Type: Grant
    Filed: June 12, 1987
    Date of Patent: August 1, 1989
    Assignee: Huels Aktiengesellschaft
    Inventors: Horst Leithaeuser, Dirk Reese, Walter Trautmann