Patents by Inventor Howard C. Beadle

Howard C. Beadle 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).

  • Vulcanization of neoprene
    Patent number: 4017439
    Abstract: Vulcanizable compositions comprising neoprene, metal oxides and a binary accelerator system comprising 3,5-disubstituted 2H-1,3,5-thiadiazine-2-thione and a zinc salt of certain dithiocarbamates and method for curing same.
    Type: Grant
    Filed: July 31, 1975
    Date of Patent: April 12, 1977
    Assignee: R. T. Vanderbilt Company, Inc.
    Inventors: Howard C. Beadle, Lester A. Brooks
  • Stabilized epihalohydrin polymers
    Patent number: 4006119
    Abstract: The specification relates to a stabilized composition of epihalohydrin homopolymers or copolymers of epihalohydrin with an alkylene oxide and a nickel salt of a branched-chain dialkyldithiocarbamate. The specification also relates to a process for stabilizing epihalohydrin homopolymers and copolymers against adverse effects of aging by compounding the polymers with a nickel salt of a branched-chain dialkyldithiocarbamate.
    Type: Grant
    Filed: September 17, 1975
    Date of Patent: February 1, 1977
    Assignee: R. T. Vanderbilt Company, Inc.
    Inventors: Howard C. Beadle, Irving Gibbs
  • Synergistic antioxidant combination of organic phosphite and amine
    Patent number: 3969315
    Abstract: The specification relates to a synergistic combination of a phosphite and either a phenol or an amine. The specification relates also to the use of this combination as an antioxidant for natural rubber.
    Type: Grant
    Filed: March 10, 1975
    Date of Patent: July 13, 1976
    Assignee: R. T. Vanderbilt Company, Inc.
    Inventor: Howard C. Beadle