Patents Examined by Jyothsna Venkas
  • Suppression of dust from solid aromatic anhydrides
    Patent number: 5235070
    Abstract: A method for reducing the formation of dust produced by solid aromatic anhydrides, and aromatic anhydride compositions that have a reduced tendency to emit aromatic anhydride dust, are disclosed. The method comprises treating the aromatic anhydride with low levels of suitable organic compounds.
    Type: Grant
    Filed: July 19, 1991
    Date of Patent: August 10, 1993
    Assignee: Amoco Corporation
    Inventors: Michael R. Green, Chang M. Park, Adel B. Abdul-Malek