Patents Assigned to DOW GLOBAL TECHNOLOGIES LLD
  • 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