Patents by Inventor Nicholas K. Daisy

Nicholas K. Daisy 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).

  • Glutaraldehyde resin binding system for manufacture of wood products
    Patent number: 5059488
    Abstract: This invention relates to ethyleneurea-glutaraldehyde resins, urea-ethyleneurea-glutaraldehyde resins, their synthesis, as well as their application as an adhesive for wood panel manufacture. Molar ratio of ethyleneurea to glutaraldehyde can range from 0.3 to 3.5. Urea incorporated into ethyleneurea-glutaraldehyde resin can be high as two times the moles of glutaraldehyde used in the formulation and can be introduced at any stage during the reaction course, simply post added, or any combination of the above.
    Type: Grant
    Filed: August 24, 1990
    Date of Patent: October 22, 1991
    Assignee: Borden, Inc.
    Inventors: William D. Detlefsen, David Wen-I-Shiau, Nicholas K. Daisy