With Bituminous Or Tarry Residue, Hydrocarbon, Or Naturally Occurring Wax Patents (Class 106/169.54)
  • subsp. cuspidate wood tar oil composition as an anticorrosive for metals in aqueous media
    Patent number: 9783896
    Abstract: A composition and a method for inhibiting corrosion of a metal by contacting a metal surface with the composition. The composition includes a wood tar oil, from an Olea europaea subsp. Cuspidate plant, and an alcohol solvent. The wood tar oil is present at 5%-80% v/v relative to the total volume of the composition, and the alcohol solvent is present at 10%-95% v/v relative to the total volume of the composition. The composition has a coating resistance of greater than 2.5 ohms and inhibits corrosion of a metal.
    Type: Grant
    Filed: February 11, 2016
    Date of Patent: October 10, 2017
    Assignee: King Abdulaziz University
    Inventors: Aisha Mahmood Abdulkareem Turkustani, Nehad Mahmoud Mostafa Gumgumjee, A. S. Hajar