Patents Examined by Michael J. Bogart
  • Patent number: 6590137
    Abstract: Multicomponent superabsorbent gel particles are disclosed. The multicomponent particles comprise at least one acidic water-absorbing resin and at least one basic water-absorbing resin. Each particle contains about 20% to about 40%, by weight, of the basic resin, based on the total weight of the acidic resin and basic resin present in the particle. Blends of multicomponent superabsorbent gel particles with particles of a second water-absorbing resin also are disclosed. Improved diaper cores containing particles of the multicomponent superabsorbent gel particles also are disclosed.
    Type: Grant
    Filed: December 21, 2000
    Date of Patent: July 8, 2003
    Assignee: BASK Aktiengesellschaft
    Inventors: Michael A. Mitchell, Thomas W. Beihoffer, Kimberly A. Rausch