Research/Patents/US 4919991
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Rescinded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

Browse by Assignee

CORNING GLASS WORKS
Back to patent indexSource: USPTO 35 USC §181 secrecy order records