Patents Assigned to King Idustries, Inc.
  • Imidazolidinone derivatives as corrosion inhibitors
    Patent number: 5746946
    Abstract: The invention relates to imidazolidinone derivatives formed from the reaction of (1) a substituted-ethyl imidazolidinone; (2) substituted ethyl/propyl propylene urea or (3) a cyclic propylene urea with: (a) a C.sub.1 -C.sub.24 alkyl or a C.sub.3 -C.sub.24 alkenyl substituted anhydride or, (b) a C.sub.3 -C.sub.24 carboxylic acid or corresponding ester; their compositions and use as corrosion inhibitors and/or surfactants.
    Type: Grant
    Filed: December 26, 1996
    Date of Patent: May 5, 1998
    Assignee: King Idustries, Inc.
    Inventors: Zhigiang Alex He, Werner Joseph Blank