Patents by Inventor Mary E. Zawadzki

Mary E. Zawadzki 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).

  • Tackifiable acrylic emulsion pressure-sensitive adhesive having excellent low-temperature performance
    Patent number: 5221706
    Abstract: An emulsified pressure sensitive adhesive is provided which is based on a polymer containing from about 95 to 97.5% by weight of an alkyl ester of acrylic acid and from about 2.5 to 5% by weight of a mixture of carboxylic acids and a three component anionic surfactant system. The polymer is preferably tackified.
    Type: Grant
    Filed: July 29, 1991
    Date of Patent: June 22, 1993
    Assignee: Avery Dennison Corporation
    Inventors: Ivan S. P. Lee, Paul Keller, Richard J. Norman, Robert S. Dordick, Mary E. Zawadzki
  • Repulpable pressure-sensitive adhesive constructions
    Patent number: 5102733
    Abstract: A repulpable pressure-sensitive adhesive stock for labels and tapes is provided comprising a paper face material providing a surface active agent and having thereon a discontinuous pattern of a pressure-sensitive adhesive segements. The surface active agent acts to detackify the pressure-sensitive adhesive segment in pulping of the construction to prevent their agglomeration.
    Type: Grant
    Filed: July 23, 1990
    Date of Patent: April 7, 1992
    Assignee: Avery Dennison Corporation
    Inventor: Mary E. Zawadzki
  • Hair treating composition
    Patent number: 4915938
    Abstract: Hair-treating composition comprising an aqueous dispersion of a mixture of an amino- and hydroxy- or alkoxy-functional silicone with an amino-functional silicone and a cross-linking agent comprising a water-soluble compound containing at least two carboxyl groups.
    Type: Grant
    Filed: November 13, 1987
    Date of Patent: April 10, 1990
    Inventor: Mary E. Zawadzki
  • Polysiloxane cosmetic composition
    Patent number: 4844888
    Abstract: A hair-treating and skin-treating composition comprising a liquid preferably aqueous dispersion containing a mixture of two type of polysiloxanes, one being amino- and hydroxy- or alkoxy-functional, the other being carboxy- or carboxyl-ester-functional containing at least two carboxyl groups, the composition being characterized by ready removability from hair and skin after drying by washing.
    Type: Grant
    Filed: November 13, 1987
    Date of Patent: July 4, 1989
    Assignee: The Gillette Company
    Inventor: Mary E. Zawadzki