Patents Represented by Attorney, Agent or Law Firm John F. Hunt
  • Stabilization of dibromostyrene
    Patent number: 4276189
    Abstract: Mixing dibromostyrene with a metal oxide such as zinc oxide lengthens the induction period before polymerization of dibromostyrene. Preferably, the dibromostyrene has low levels of 2-bromoethyldibromobenzene and tribromostyrene impurities.
    Type: Grant
    Filed: March 13, 1980
    Date of Patent: June 30, 1981
    Assignee: Ethyl Corporation
    Inventor: Philip F. Jackisch