Patents by Inventor Timothy A. Ropp

Timothy A. Ropp 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).

  • COMPOSITIONS PREPARED FROM AN ALDEHYDE AND A FURFURYL ALCOHOL AND THEIR USE
    Publication number: 20140124157
    Abstract: A furfuryl alcohol derivative having the general formula X[—CH(OR)2]m is prepared by an aldehyde with a furfuryl alcohol in the presence of a copper catalyst. In this formula, X is an aliphatic, cycloaliphatic, aromatic or araliphatic group, R is a 2-furyl group, 2-(5-methylol) furyl group or a mixture thereof, and m is in the range of from 1 to 5. Reaction conditions allow a product having less than 25% free furfuryl alcohol, providing a composition that is suitable as a binder for foundry aggregate in producing a foundry mix.
    Type: Application
    Filed: July 2, 2012
    Publication date: May 8, 2014
    Applicant: ASK CHEMICALS L.P.
    Inventors: Carlito G. Bangcuyo, Timothy A. Ropp, Gregory P. Sturtz, Joerg Kroker
  • ALKALINE PHENOLIC RESOLE RESIN COMPOSITIONS AND THEIR USE
    Publication number: 20100252226
    Abstract: An alkaline phenolic resole resin compositions comprising (a) an aqueous basic solution of a phenolic resole resin, (b) and a polyhydric alcohol, and their use in foundry applications.
    Type: Application
    Filed: March 15, 2010
    Publication date: October 7, 2010
    Inventors: Carlito G. Bangcuyo, Timothy A. Ropp, Jorg Kroker