Oxygen Or Sulfur Bonded Directly To A Benzene Ring (e.g., Aniline Disulfide, Etc.) Patents (Class 508/560)
  • Patent number: 8927472
    Abstract: Compositions comprise first antioxidants and first additives, such as, a surface additives, performance enhancing additives and lubricant protective additives and optionally second additives and/or second antioxidants. The compositions are useful to improve lubricants, lubricant oils and other lubricant materials. The compositions and methods generally provide longer shelf lives, increased oxidative resistance, improved quality and/or enhanced performance to lubricants or lubricant oils.
    Type: Grant
    Filed: May 11, 2012
    Date of Patent: January 6, 2015
    Assignee: Polnox Corporation
    Inventors: Ashok L. Cholli, Ashish Dhawan, Rajesh Kumar, Vijayendra Kumar, Suizhou Yang, Taizoon Canteenwala
  • Publication number: 20140274824
    Abstract: The present invention is directed toward compositions suitable for use as dielectric fluids, lubricant fluids and biodiesel fluids. Compositions described herein are obtained from a saturated, unsaturated or combinations of both monol, diol, triol or polyol acyl ester based fluid and/or a non-ester based fluid and 2,4,6-tris(di-C1-C6-alkylaminomethyl) phenol and/or the carboxylic acid salt of 2,4,6-tris(di-C1-C6-alkylaminomethyl) phenol. These compositions demonstrate improved oxidative stability and/or hydrolytic stability at higher use temperatures.
    Type: Application
    Filed: March 11, 2014
    Publication date: September 18, 2014
    Applicant: E I DU PONT DE NEMOURS AND COMPANY
    Inventors: Hari Babu SUNKARA, Raja Hari Poladi
  • Publication number: 20140162923
    Abstract: Hindered amines useful as ashless TBN sources for lubricating oil compositions that are compatible with fluoroelastomeric engine seal materials, and lubricating oil compositions containing such compounds.
    Type: Application
    Filed: December 10, 2012
    Publication date: June 12, 2014
    Inventors: Tushar K. Bera, Joseph P. Hartley, Guifeng Li, Gabriele Candido, Christina E. Gulacsy
  • Patent number: 8455414
    Abstract: This invention relates to novel macromolecular amine-phenolic compositions having oxidation inhibition characteristics that are exhibited when added to organic material normally susceptible to oxidative degradation in the presence of air or oxygen, such as petroleum products, synthetic polymers, and elastomeric substances.
    Type: Grant
    Filed: October 17, 2007
    Date of Patent: June 4, 2013
    Assignee: Albemarle Corporation
    Inventors: Mahmood Sabahi, Vincent J. Gatto, Hassan Y. Elnagar
  • Publication number: 20120115764
    Abstract: This invention relates to novel macromolecular amine-phenolic compositions having oxidation inhibition characteristics that are exhibited when added to organic material normally susceptible to oxidative degradation in the presence of air or oxygen, such as petroleum products, synthetic polymers, and elastomeric substances.
    Type: Application
    Filed: October 17, 2007
    Publication date: May 10, 2012
    Applicant: Albemarle Corporation
    Inventors: Mahmood Sabahi, Vincent J. Gatto, Hassan Y. Elnagar
  • Patent number: 7968505
    Abstract: A magnetic recording medium comprising a lubricant film comprising a photosynthesized lubricant having a single phase composition of at least a lubricant moiety and an additive moiety is disclosed.
    Type: Grant
    Filed: March 26, 2008
    Date of Patent: June 28, 2011
    Assignee: Seagate Technology LLC
    Inventors: Jianwei Liu, Michael Joseph Stirniman
  • Patent number: 5576274
    Abstract: The present invention relates to a novel process for the production of fuel and lubricant additives useful as dispersants and multifunctional viscosity modifiers wherein a dihydroxyaromatic compound is alkylated with an olefinic polymer and then aminated in such a manner as to oxidize the hydroxyl moieties of the dihydroxyaromatic compound to carbonyl groups.
    Type: Grant
    Filed: March 20, 1995
    Date of Patent: November 19, 1996
    Assignee: Exxon Chemical Patents Inc.
    Inventor: Abhimanyu O. Patil