Patents Examined by Ralph II Dean, Jr.
  • Preceramic polymers derived from cyclic silazanes, and halosilanes and a method for their preparation
    Patent number: 4742143
    Abstract: This invention deals with new and novel polysilazane polymers, a method for their preparation, and the ceramic materials prepared thereby. An example of such a material is one which is prepared by the reaction of HSiCl.sub.3 and {(CH.sub.3).sub.2 SiNH}.sub.x.
    Type: Grant
    Filed: November 4, 1986
    Date of Patent: May 3, 1988
    Assignee: Dow Corning Corporation
    Inventor: Loren A. Haluska