Patents by Inventor Robert S. Honkonen

Robert S. Honkonen 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).

  • pH-Modified polymer compositions with enhanced biodegradability
    Patent number: 5545681
    Abstract: Polymer compositions having enhanced biodegradability are disclosed. The compositions comprise a blend of:(1) a polymer containing hydrolyzable bonds; and(2) a substantially water-insoluble, pH-modifying compound capable of accelerating the hydrolysis of the hydrolyzable bonds in the polymer.The invention also relates to polymer films comprising such compositions and absorbent articles containing such polymer compositions or films. The compositions are particularly suitable for use in disposable absorbent articles such as diapers.
    Type: Grant
    Filed: April 27, 1995
    Date of Patent: August 13, 1996
    Assignee: The Procter & Gamble Company
    Inventor: Robert S. Honkonen