Accession Number : ADD014045

Title :   Low Loss Radar Window for Reentry Vehicle.

Descriptive Note : Patent, Filed 10 Sep 87, patented 22 Nov 88,

Corporate Author : DEPARTMENT OF THE AIR FORCE WASHINGTON DC

Personal Author(s) : Place, Thomas M , Jr

Report Date : 22 Nov 1988

Pagination or Media Count : 6

Abstract : A radar window for a reentry vehicle where the window is made of a composite material of boron nitride, silica, and boron nitride yarn. Silica in the range of 2 to 18 percent is the preferred range in the composite material and the boron nitride matrix ranges from 5 to 15 percent. Patents. (rh)

Descriptors :   *COMPOSITE MATERIALS, *RADAR, *REENTRY VEHICLES, *WINDOWS, BORON NITRIDES, LOW LOSS, PATENTS, SILICON DIOXIDE, YARNS

Subject Categories : Active & Passive Radar Detection & Equipment
      Laminates and Composite Materials

Distribution Statement : APPROVED FOR PUBLIC RELEASE