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Method for improving the toughness of silicon carbide-based ceramics

Patent ·
OSTI ID:870713
 [1];  [2]
  1. Ann Arbor, MI
  2. Dexter, MI
+ Show Author Affiliations

Method of improving the toughness of SiC-based ceramics. SiC, , AlN, Al.sub.2 O.sub.3 and optionally .alpha.-Si.sub.3 N.sub.4 are hot pressed to form a material which includes AlN polytypoids within its structure.

Research Organization:
Oak Ridge National Laboratory (ORNL), Oak Ridge, TN
Sponsoring Organization:
USDOE
DOE Contract Number:
AC05-84OR21400
Assignee:
Regents Of University of Michigan (Ann Arbor, MI)
Patent Number(s):
US 5580510
OSTI ID:
870713
Country of Publication:
United States
Language:
English

References (12)

Investigation of Phase Stability in the System Sic-AlN journal April 1983
Contribution to the Phase Diagram Si3N4-AlN-Al2O3-SiO2 journal July 1975
Fabrication and characterization of SiC-AIN alloys journal December 1981
Fabrication, Microstructure, and Properties of SiC-AIN Ceramic Alloys
  • Lee, Ran-Rong; Wei, Wen-Cheng
  • A Collection of Papers Presented at the 14th Annual Conference on Composites and Advanced Ceramic Materials, Part 1 of 2: Ceramic Engineering and Science Proceedings, Volume 11, Issue 7/8 https://doi.org/10.1002/9780470313008.ch39
book
Improvements in Mechanical Properties in SiC by the Addition of TiC Particles journal August 1984
Composition and Properties of Hot-Pressed SiC-AIN Solid Solutions journal May 1982
High Temperature Reactions and Microstructures in the Al2O3-AlN System book January 1983
Sintering of Aluminium Nitride with Low Oxide Addition book January 1983
Role of Y2O3 and SiO2 Additions in Sintering of AIN journal September 1974
A Critical Evaluation of Indentation Techniques for Measuring Fracture Toughness: I, Direct Crack Measurements journal September 1981
The Structural Characterisation of Sialon Polytypoids book January 1983
Evolution of Microstructure in Polycrystalline Silicon Carbide book January 1978

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Related Subjects

-si
/264/501/
aln
alpha
based ceramic
based ceramics
carbide-based
ceramics
form
hot
hot press
hot pressed
improving
material
method
optionally
polytypoids
pressed
sic
sic-based
silicon
silicon carbide
silicon carbide-based
structure
toughness