Patents Assigned to Eaglebrook, Inc.
  • Iron salts as retention agents
    Patent number: 5082528
    Abstract: Iron salts hydrolyzable to ferric hydroxide are provided as retention agents for size in the production of paper and paperboard to aid in water repellence, reduce pollutants, and create other beneficial effects.
    Type: Grant
    Filed: December 7, 1990
    Date of Patent: January 21, 1992
    Assignee: Eaglebrook, Inc.
    Inventor: Neil A. Hartman