Patents Assigned to Vulcan Materials, Inc.
  • Cross linked polyamide-ephalohydrin creping additives
    Patent number: 6336995
    Abstract: An adhesive for applying to a creping surface in the process of dry creping tissue paper is disclosed. The adhesive comprises a water-soluble, thermosetting, polyamide-epihalohydrin resin complexed with a metal ion. The adhesive provides controllable adhesion, rewetability, fugitive wet strength and doctorability for dry creping.
    Type: Grant
    Filed: July 26, 2000
    Date of Patent: January 8, 2002
    Assignee: Vulcan Materials, Inc.
    Inventor: Clayton J. Campbell