US Patent 6,737,479: “Dynamically Cured Fluoroelastomer Blends”

• Cri-Tech patent, by Roger Faulkner

• FKX: atmospheric pressure cure FKM (HAV, microwave, salt bath, IR tunnel)

• First application: O-ring cord

• Can be optimized for different applications:

  • O-rings: low compression set
  • Tubing: good fatigue resistance
  • Mechanical goods: tear strength
  • Fuel line: low permeability