Patents Represented by Attorney James A. Jubinksky

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  • Preparation of sterically hindered hydroxyphenylcarboxylic acid esters
    Patent number: 7667066
    Abstract: A novel manufacturing process is described for producing hindered phenolic alkyl esters, which may be useful as antioxidants. This process simplifies catalyst neutralization and removal during the preparation of hindered phenolic esters. Compositions that comprise the hindered phenolic esters produced according to these methods are also described.
    Type: Grant
    Filed: February 27, 2004
    Date of Patent: February 23, 2010
    Assignee: Albemarle Corporation
    Inventors: Vincent J. Gatto, Hassan Y. Elnagar, Chi Hung Cheng, J. Robert Adams