Patents Represented by Attorney A. M. Estrolitz
  • Patent number: 4082701
    Abstract: Crosslinked macroreticular and gel-type quaternary ammonium acrylamide anion exchange resins which possess a potential for hydrophobic bonding and thereby display a high affinity for slightly ionized or unionized refractory color bodies as well as for the more easily removed color bodies in aqueous sugar solutions are provided.
    Type: Grant
    Filed: May 13, 1977
    Date of Patent: April 4, 1978
    Assignee: Rohm and Haas Company
    Inventors: William Fries, Silvia Napierski