Patents by Inventor Philip J. Carlberg

Philip J. Carlberg 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).

  • PRODUCTION OF SOLID EPOXY RESIN
    Publication number: 20110130537
    Abstract: In an improved process for preparation of glycidyl ether resins that are solid at room temperature, sometimes referred to as solid epoxy resins”, from a reaction mixture of an aromatic hydroxyl-containing compound, an epihalohydrin and an inorganic hydroxide, add a reaction solvent that has both a ether moiety ad an alcohol moiety to the reaction mixture and use mole-equivalent ratio of moles (one mole-equivalent) epihalohydrin to hydroxyl moieties of the aromatic hydroxyl-containing compound that falls within a range of from 0.5:1 to 1:1.
    Type: Application
    Filed: July 7, 2009
    Publication date: June 2, 2011
    Applicant: DOW GLOBAL TECHNOLOGIES LLD
    Inventors: Philip J. Carlberg, Ha Q. Pham, Lemimg Gu, Eric B. Rippiinger, David H. West, William G. Worley, Thomas C. Young