Patents by Inventor Peter Frenkel

Peter Frenkel has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Patent number: 5719304
    Abstract: Organic peroxide compositions which contain phosphomolybdic acid to retard the rate of decomposition of the peroxide compound are disclosed.
    Type: Grant
    Filed: May 31, 1996
    Date of Patent: February 17, 1998
    Assignee: Witco Corporation
    Inventors: Peter Frenkel, Charles Abma
  • Patent number: 5714626
    Abstract: Organic peroxide compositions which contain a .beta.-dicarbonyl compound to retard the rate of decomposition of the peroxide compound are disclosed.
    Type: Grant
    Filed: May 31, 1996
    Date of Patent: February 3, 1998
    Assignee: Witco Corporation
    Inventors: Charles Abma, Peter Frenkel, Lawrence Bock, Anthony Andrews, Michael Wells
  • Patent number: 5705708
    Abstract: Discoloration of cumene hydroperoxide is reduced or inhibited by adding to the cumene hydroperoxide an effective amount on the order of 30 to 1000 ppm of a stabilizer of the formula R'C(O)OM wherein R' is alkyl, alkenyl, cycloalkyl or aryl containing 1-40 carbon atoms, or the formula R.sub.4 NOH wherein each R is independently alkyl or cycloalkyl containing 1-40 carbon atoms.
    Type: Grant
    Filed: September 23, 1996
    Date of Patent: January 6, 1998
    Assignee: Witco Corporation
    Inventor: Peter Frenkel
  • Patent number: 5654463
    Abstract: Organic peroxide compositions which contain an .alpha.-hydroxyalkyl peroxide compound to retard the rate of decomposition of the peroxide compound are disclosed.
    Type: Grant
    Filed: May 31, 1996
    Date of Patent: August 5, 1997
    Assignee: Witco Corporation
    Inventors: Charles Abma, Peter Frenkel
  • Patent number: 5654464
    Abstract: Organic peroxide compositions which contain a cyclic .alpha.-diketone compound to retard the rate of decomposition of the peroxide compound are disclosed.
    Type: Grant
    Filed: May 31, 1996
    Date of Patent: August 5, 1997
    Assignee: Witco Corporation
    Inventors: Charles Abma, Peter Frenkel, Lawrence Bock