Patents by Inventor Beryl M. Kuhn

Beryl M. Kuhn 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).

  • Addition of resins to latex bonded nonwoven fabrics for improved strength
    Patent number: 4535013
    Abstract: A low temperature binder systen for non-woven polyolefin fabrics and corresponding method for increasing multidirectional web strength thereof whereby the corresponding fiber web is contacted by a system comprised of a copolymer or terpolymer modified with an active amount of a resin ester component of limited abietic acid concentration, of a hydrogenated resin and a glycerol or pentaerythritol, the latter having a specified softening point and molecular weight range.
    Type: Grant
    Filed: August 15, 1983
    Date of Patent: August 13, 1985
    Inventor: Beryl M. Kuhn