Patents Assigned to Vandebilt Chemicals, LLC
  • Patent number: 8669386
    Abstract: This invention relates to an organic tungsten complex prepared by providing a strongly acidic tungsten precursor having pH?2.5, and either reacting the tungsten precursor with a nitrogenous base to form a tungsten salt intermediate having a pH ranging from ?5 to ?8.5, and further reacting the tungsten salt intermediate with a fatty acid derivative of an alcohol, wherein the fatty acid derivative of an alcohol contains at least one free hydroxyl group; or reacting the tungsten precursor with a fatty acid derivative of an alcohol, wherein the fatty acid derivative of an alcohol contains at least one free hydroxyl group and a nitrogenous base. Further, this invention relates to lubricating compositions containing the inventive tungsten complexes.
    Type: Grant
    Filed: March 6, 2012
    Date of Patent: March 11, 2014
    Assignee: Vandebilt Chemicals, LLC
    Inventor: David Boudreau, Sr.