Patents Assigned to Vulkor Incorporated
  • Cables formed with interdispersed polymer insulation compositions and method of making
    Patent number: 4913962
    Abstract: This application discloses a cable article comprising a conductor that is at least partially insulated with a flexible composition comprising low density polyethylene and polyvinyl chloride polymer ingredients and an effective amount of an interdispersing agent selected from the group consisting of fibrous polytetrafluoroethylene and ultra high molecular weight polyethylene.
    Type: Grant
    Filed: February 13, 1984
    Date of Patent: April 3, 1990
    Assignee: Vulkor Incorporated
    Inventors: Edward V. Wilkus, Alexander F. Wu
  • Polyolefin compounds having improved thermal stability and electrical conductors coated therewith
    Patent number: 4857673
    Abstract: A composition suitable as an electrical conductor insulation is provided which is composed of an ethylene-containing polymer, a halogenated flame retardant, an antimony compound, a lead compound, a peroxide curing agent and optionally a phenolic antioxidant and a zinc salt.
    Type: Grant
    Filed: March 13, 1986
    Date of Patent: August 15, 1989
    Assignee: Vulkor Incorporated
    Inventors: Edward V. Wilkus, Ida Fridland, Joseph E. Betts
  • Cables formed with inter-dispersed polymer insulation compositions and method of making
    Patent number: 4781979
    Abstract: This application discloses cables insulated with a flexible homogenous and smooth composition which consists essentially of an interdispersion of low density polyethylene and polychloroprene ingredients and at least an effective amount of fibrous polytetrafluoroethylene interdispersing agent effective to homogenously blend said ingredients.
    Type: Grant
    Filed: August 14, 1986
    Date of Patent: November 1, 1988
    Assignee: Vulkor Incorporated
    Inventors: Edward V. Wilkus, Alexander Fu Wu
  • Polymer interdispersions, related compositions and method of making same
    Patent number: 4758627
    Abstract: Polyblend interdispersions of two or more different polymers formed at least partially in the presence of an interdispersing aid which can be polytetrafluoroethylene or ultra high molecular weight polyethylene; said blend can be chemically cross-linked with peroxides.
    Type: Grant
    Filed: December 6, 1984
    Date of Patent: July 19, 1988
    Assignee: Vulkor Incorporated
    Inventors: Edward V. Wilkus, Alexander F. Wu