Patents Examined by William E. Bensten
  • Hair relaxer cream
    Patent number: 5171565
    Abstract: A highly alkaline, no-base hair relaxer cream composition is disclosed which is phase-stable on ageing. A composition of this invention is a highly alkaline cosmetic cream base that may be used directly as a no-base hair relaxer or as a no-lye cream that may be converted for use as a no-base, no-lye hair relaxer by admixture with an aqueous activator solution. A method for preparing such a phase-stable no-base hair relaxer cream composition is also disclosed.
    Type: Grant
    Filed: October 17, 1991
    Date of Patent: December 15, 1992
    Assignee: Johnson Products Co., Inc.
    Inventors: Muhammad Akhtar, Florine Newell