Method for preparing ceramic composite

Alexander, Kathleen B; Tiegs, Terry N; Becher, Paul F; Waters, Shirley B

Title: Method for preparing ceramic composite

Patent · Mon Jan 01 00:00:00 EST 1996

OSTI ID:870240

Alexander, Kathleen B ^[1]; Tiegs, Terry N ^[2]; Becher, Paul F ^[1]; Waters, Shirley B ^[3]

Oak Ridge, TN
Lenoir City, TN
Knoxville, TN

A process for preparing ceramic composite comprising blending TiC particulates, Al.sub.2 O.sub.3 particulates and nickle aluminide and consolidating the mixture at a temperature and pressure sufficient to produce a densified ceramic composite having fracture toughness equal to or greater than 7 MPa m.sup.1/2, a hardness equal to or greater than 18 GPa.

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Research Organization:: Oak Ridge National Laboratory (ORNL), Oak Ridge, TN (United States)

DOE Contract Number:: AC05-84OR21400

Assignee:: Martin Marietta Energy Systems, Inc. (Oak Ridge, TN)

Patent Number(s):: US 5482673

OSTI ID:: 870240

Country of Publication:: United States

Language:: English

References (7)

Rapid Rate Sintering of AI ₂ O ₃ -TiC Composites for Cutting-Tool Applications Lee, Minyoung; Borom, Marcus P. Advanced Ceramic Materials, Vol. 3, Issue 1 https://doi.org/10.1111/j.1551-2916.1988.tb00166.x	journal	January 1988
Alumina ceramics with particle inclusions Ekström, Thommy Journal of the European Ceramic Society, Vol. 11, Issue 6 https://doi.org/10.1016/0955-2219(93)90108-4	journal	January 1993
Sol-gel prepared Ni-alumina composite materials: Part I Microstructure and mechanical properties Breval, E.; Deng, Z.; Chiou, S. Journal of Materials Science, Vol. 27, Issue 6 https://doi.org/10.1007/BF00542904	journal	March 1992
Fracture behaviour of composites based on Al2O3-TiC Wahi, R. P.; Ilschner, B. Journal of Materials Science, Vol. 15, Issue 4 https://doi.org/10.1007/BF00552097	journal	April 1980
Pressureless-sintered Al2O3-TiC composites Cutler, Raymond A.; Hurford, Andrew C.; Virkar, Anil V. Materials Science and Engineering: A, Vol. 105-106 https://doi.org/10.1016/0025-5416(88)90495-8	journal	November 1988
The toughening of alumina with nickel inclusions Tuan, W. H.; Brook, R. J. Journal of the European Ceramic Society, Vol. 6, Issue 1 https://doi.org/10.1016/0955-2219(90)90032-B	journal	January 1990
Processing of alumina/nickel composites Tuan, W. H.; Brook, R. J. Journal of the European Ceramic Society, Vol. 10, Issue 2 https://doi.org/10.1016/0955-2219(92)90123-U	journal	January 1992

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Related Subjects

method
preparing
ceramic
composite
process
comprising
blending
tic
particulates
nickle
aluminide
consolidating
mixture
temperature
pressure
sufficient
produce
densified
fracture
toughness
equal
mpa
hardness
18
gpa
ceramic composite
fracture toughness
composite comprising
pressure sufficient
preparing ceramic
densified ceramic
/419/75/

Title: Method for preparing ceramic composite

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References (7)

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