Patents Assigned to Ultrasystems Defense and Space, Inc.
  • Boron nitride polymeric precursors
    Patent number: 4707556
    Abstract: Silyl containing cyclic borazines are prepared by reacting chloroborazine with disilazanes.
    Type: Grant
    Filed: February 13, 1987
    Date of Patent: November 17, 1987
    Assignee: Ultrasystems Defense and Space, Inc.
    Inventors: Kazimiera J. L. Paciorek, Reinhold H. Kratzer, David H. Harris, Wilfried Krone-Schmidt