Patents by Inventor Quinn Kun Tong

Quinn Kun Tong 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).

  • Acrylic hair fixatives and methods of making same
    Patent number: 5686062
    Abstract: Methods of preparing a homogeneous solution of a partially-neutralized acrylic polymer in a solvent system comprising greater than 50 weight percent water and 0 to less than 50 weight percent of an organic solvent are disclosed, wherein the homogeneous solution of the partially-neutralized acrylic polymer has pH and viscosity which are effective for use in acrylic hair fixative compositions. Also disclosed are methods of preparing an acrylic hair fixative composition, which methods include preparing the homogeneous solution of the partially-neutralized acrylic polymer as above. Also disclosed are acrylic hair fixative compositions which contain the partially-neutralized acrylic polymer, water and, optionally, one or more of an organic solvent, a propellant and an emulsifier.
    Type: Grant
    Filed: December 29, 1995
    Date of Patent: November 11, 1997
    Assignee: National Starch and Chemical Investment Holding Corporation
    Inventor: Quinn Kun Tong