oleophobic

/ˌoʊliəˈfoʊbɪk/
adjective
  1. Resistant to oil; repelling oil, so that oil does not stick to the surface.
    • The smartphone screen has an oleophobic coating that resists fingerprints.
    • This oleophobic fabric is perfect for kitchen aprons because it doesn't absorb cooking oil.
    • Many modern eyeglass lenses are treated with an oleophobic layer to make them easier to clean.