Patents by Inventor Quinn K. Tong

Quinn K. 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).

  • Snap-cure epoxy adhesives
    Patent number: 5770706
    Abstract: This invention relates to adhesive formulations, which can be snap-cured without loss of adhesive strength (as measured by die shear strength) and flexibility (as measured by radius of curvature), comprising 20-80 parts by weight of a flexible epoxy resin and 80-20 parts by weight of an aromatic O-glycidyl ether (to a total 100 parts), a curing catalyst, and optionally one or more fillers.
    Type: Grant
    Filed: May 31, 1996
    Date of Patent: June 23, 1998
    Assignee: National Starch and Chemical Investment Holding Corporation
    Inventors: Bing Wu, Quinn K. Tong, Rose Ann Schultz
  • Aqueous, acrylic hair fixatives and methods of making same
    Patent number: 5620683
    Abstract: Aqueous, acrylic hair fixative compositions are disclosed which utilize a partially-neutralized acrylic hair fixative polymer. The polymer is neutralized in a solvent system in which water is always the major solvent constituent and organic solvents are optional. Methods of making the hair fixative compositions which require water as the primary solvent utilized to prepare the hair fixative compositions are also disclosed.
    Type: Grant
    Filed: September 13, 1995
    Date of Patent: April 15, 1997
    Assignee: National Starch and Chemical Investment Holding Corporation
    Inventors: Quinn K. Tong, Charles W. Paul