Patents by Inventor Ori Peshes

Ori Peshes 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: 4221893
    Abstract: According to the present invention there are provided novel flame retardant brominated bisphenol epoxy compositions comprising the reaction product of the residue of the production of tetrabromo-bisphenol A (TBBA) with epichlorohydrin, and a process for the production of such compositions which comprises dissolving such residue in an excess of aqueous alkali, reacting the residue with epichlorohydrin at elevated temperature, neutralizing excess of alkali remaining after the reaction and recovering the brominated epoxy compositions.The compositions thus obtained are useful as flame retardants. There may be optionally incorporated in same compounds such as antimony trioxide.
    Type: Grant
    Filed: December 20, 1978
    Date of Patent: September 9, 1980
    Assignee: Makhteshim Chemical Works Limited
    Inventors: Meir Behar, Ori Peshes, Aharon Liebersohn