Patents Assigned to Societe Orogil
  • Novel lubricant additives
    Patent number: 4094802
    Abstract: Novel lubricant additives are provided comprising compositions based on alkenylsuccinimides containing at least one alkenylsuccinimide of the formula: ##STR1## WHERE R is an alkenyl group of about C.sub.20 to C.sub.200, m is an integer equal to 0, 1 or 2, and n is an integer equal to 0 or 1. These compositions can be prepared by condensation of an alkenylsuccinic anhydride with N,N,N',N'-tetrakis-(3-aminopropyl)-ethylenediamine.
    Type: Grant
    Filed: March 30, 1977
    Date of Patent: June 13, 1978
    Assignee: Societe Orogil
    Inventors: Gerard Soula, Philippe Duteurtre