Patents Assigned to DT-SP IP Holding LLC
  • Method of preparing silicone-modified tackifier
    Patent number: 8338516
    Abstract: A pressure sensitive adhesive composition including silicone-modified tackifier. The silicone-modified tackifier is produced by reacting reactive silicone with tackifier. Laminates made with the pressure sensitive adhesive have improved guillotinability.
    Type: Grant
    Filed: February 1, 2010
    Date of Patent: December 25, 2012
    Assignee: DT-SP IP Holding LLC
    Inventors: Rebecca A. Parr, David P. Allen, Daniel P. Ratka, Earl G. Melby, Frank D. Miller, Thomas W. Bansback
  • Silicone-modified tackifier and use thereof in pressure sensitive adhesive compositions and laminates with improved guillotinability
    Patent number: 8338515
    Abstract: A pressure sensitive adhesive composition including silicone-modified tackifier. The silicone-modified tackifier is produced by reacting reactive silicone with tackifier. Laminates made with the pressure sensitive adhesive have improved guillotinability.
    Type: Grant
    Filed: May 14, 2009
    Date of Patent: December 25, 2012
    Assignee: DT-SP IP Holding LLC
    Inventors: Rebecca A. Parr, David P. Allen, Daniel P. Ratka, Earl G. Melby, Frank D. Miller, Thomas W. Bansback