Patent · US Expired

Microwave-absorptive composite

US4960633A · kind A · utility

15Cited by
12References
14Claims
0Family size

Assignee

Inventors

Key dates

Filing dateApr 20, 1987
Grant dateOct 2, 1990
Priority date
Expiry dateApr 20, 2007

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10T442/3504
  • WIPO fieldSurface technology, coating
  • WIPO sectorChemistry

Abstract

A microwave absorptive composite suitable for use in ships, aircrafts and the like comprises an outermost layer of a thermosetting resin-impregnated, fibrous sheet; an intermediate layer of a normally liquid, carbonblack-containing silicone rubber sheet; and an innermost layer of a reinforced thermosetting resin sheet, the three layers being integrally laminated in that order. The silicone rubber is curable at room temperature or with heat.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.