Patents by Inventor Ronald L. Molen

Ronald L. Molen 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).

  • Superabsorbent polymers having anti-caking characteristics
    Patent number: 6124391
    Abstract: A particulate material composition of superabsorbent polymer particles, wherein less than about 60% by weight of the superabsorbent polymer particles will pass through a U.S. Standard 50 mesh sieve. The composition has anti-caking properties and also reduced dusting. The composition can be produced by mixing the superabsorbent polymer particles with an inorganic powder, such as clay.
    Type: Grant
    Filed: August 18, 1998
    Date of Patent: September 26, 2000
    Assignee: Stockhausen GmbH & Co. KG
    Inventors: Fang Sun, Heather S. Jones, Thomas A. Kaiser, Whei-Neen Hsu, Ronald L. Molen, Peter A. Deaton, Bernfried A. Messner