US 4919991
HYBRID CERAMIC MATRIX COMPOSITE ARTICLES COMPRISING PARTICULATE ADDITIVES AND METHOD
Assignee
CORNING GLASS WORKS
Filed
May 23, 1988
Granted
Apr 24, 1990
Location
BIG FLATS NY US
Abstract
Ceramic matrix composites and a method for making them are provided, the composites comprising a matrix of an alkaline earth aluminosilicate glass or an alkaline earth aluminosilicate glass-ceramic reinforced with inorganic fibers such as silicon carbide fibers, and the matrix being modified by the incorporation therein of an inorganic particulate additive, the additive being present in a proportion at least effective to increase the interlaminar shear strength, transverse flexural strength, and/or fracture toughness of the composites.
Source: Google Patents
35 USC §181 Secrecy Order
Imposed
Sep 1, 1989
Rescinded
Jan 19, 1990
Duration
4 months
Inventor
- 1KISHOR P. GADKAREE
Record Details
- Patent number
- US 4919991
- Application
- 07197296
- Aerospace match
- No
- Dataset source
- 35 USC §181 SO records
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CORNING GLASS WORKSBack to patent indexSource: USPTO 35 USC §181 secrecy order records