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Title: Metal matrix coated fiber composites and the methods of manufacturing such composites

Patent ·
OSTI ID:868920

A fiber coating which allows ceramic or metal fibers to be wetted by molten metals is disclosed. The coating inhibits degradation of the physical properties caused by chemical reaction between the fiber and the coating itself or between the fiber and the metal matrix. The fiber coating preferably includes at least a wetting layer, and in some applications, a wetting layer and a barrier layer between the fiber and the wetting layer. The wetting layer promotes fiber wetting by the metal matrix. The barrier layer inhibits fiber degradation. The fiber coating permits the fibers to be infiltrated with the metal matrix resulting in composites having unique properties not obtainable in pure materials.

Research Organization:
Technical Research Assoc Inc
DOE Contract Number:
AC02-87ER80504
Assignee:
Technical Research Associates, Inc. (Salt Lake City, UT)
Patent Number(s):
US 5244748
OSTI ID:
868920
Country of Publication:
United States
Language:
English

References (2)

Carbide Coatings on Graphite Fibers by Liquid Metal Transfer Agent Method journal May 1982
Interfaces with controlled toughness as mechanical fuses to isolate fibres from damage journal June 1989