Patents by Inventor Hanns P. Mulller

Hanns P. Mulller 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 stable dispersions
    Patent number: 4206109
    Abstract: This invention relates to a process for the preparation of a finely divided, stable and relatively low viscosity dispersion of a polyisocyanate polyaddition product and an aminoplast and/or phenoplast and/or copolymer thereof in a hydroxyl containing compound and the use of such a dispersion as the starting component for the production of a polyurethane resin.
    Type: Grant
    Filed: August 31, 1977
    Date of Patent: June 3, 1980
    Assignee: Bayer Aktiengesellschaft
    Inventors: Artur Reischl, Hanns P. Mulller, Kuno Wagner