Patents by Inventor Shiaonung J. Su

Shiaonung J. Su 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).

  • Water-soluble pressure-sensitive adhesives
    Patent number: 6525129
    Abstract: A dissolvable pressure-sensitive adhesive is provided. The adhesive comprises an emulsion acrylic copolymer formed from a plurality of monomers comprising an alkyl (meth)acrylate, an N-vinyl lactam monomer, and at least one hydroxy (meth)acrylate ester, and preferably at least one modifying monomer. The copolymer is preferably blended with one or more post-additive to enhance its dissolvability. Preferably the copolymer has a weight average molecular weight less than about 120,000.
    Type: Grant
    Filed: December 20, 1999
    Date of Patent: February 25, 2003
    Assignee: Avery Dennison Corporation
    Inventors: Shiaonung J. Su, James P. Akeley
  • Removable and guillotinable emulsion pressure-sensitive adhesives
    Patent number: 5939479
    Abstract: There is provided a removable, repositionable and guillotinable pressure-sensitive construction comprising a backing having thereon an acrylic emulsion adhesive modified by a wax surfactant or mixtures thereof.
    Type: Grant
    Filed: November 22, 1991
    Date of Patent: August 17, 1999
    Assignee: Avery Dennison Corporation
    Inventors: Jessie C. Reaves, Shiaonung J. Su, Peter R. von Kleist