Patents by Inventor Donald Lyons

Donald Lyons 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).

  • METHOD OF MAKING HALO (ALKYL VINYL) ETHER MONOMERS AND FLUORINATED POLYMERS MADE WITH THE HALO (ALKYL VINYL) ETHER MONOMER
    Publication number: 20250340684
    Abstract: A method for making a halo (alkyl vinyl) ether comprising heating a reaction mixture comprising a combination of i) a metal; ii) a solvent; and iii) a halo (alkyl ethyl) ether according to formula (1) RCF2OC(H)(X)CF2Y (1) where R is independently H, F, Cl, Br, CF2H, CF3, CF2CF2H, linear perfluoroalkyl having 1 to 12 carbon atoms, or cyclic perfluoroalkyl having 1 to 12 carbon atoms, and X and Y are independently Cl, Br, I, or F, where X and Y are not both F; to form a reaction product mixture comprising a halo (alkyl vinyl) ether, the solvent, unreacted metal, and a metal salt.
    Type: Application
    Filed: May 8, 2023
    Publication date: November 6, 2025
    Inventors: DONALD LYONS, ANILKUMAR RAGHAVANPILLAI, MING-HONG HUNG, MICHAEL COBB
  • Process for the manufacture of fluoroelastomers having bromine or lodine atom cure sites
    Publication number: 20070100062
    Abstract: Fluoroelastomers having bromine, iodine or both iodine and bromine cure sites are prepared by an emulsion polymerization process wherein any iodine or bromine containing comonomers and any iodine or bromine containing chain transfer agents are introduced to the reactor as aqueous emulsions, optionally containing a surfactant.
    Type: Application
    Filed: September 28, 2006
    Publication date: May 3, 2007
    Inventors: Donald Lyons, Paulus Wijnands