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Title: Silicon nitride having a high tensile strength

Abstract

A ceramic body comprising at least about 80 w/o silicon nitride and having a mean tensile strength of at least about 800 MPa.

Inventors:
 [1];  [2];  [3];  [3];  [4];  [5];  [6];  [7]
  1. Northboro, MA
  2. Medfield, MA
  3. Oxford, MA
  4. Sutton, MA
  5. Grafton, MA
  6. Worcester, MA
  7. Latrobe, PA
Issue Date:
Research Org.:
Oak Ridge National Lab. (ORNL), Oak Ridge, TN (United States)
OSTI Identifier:
871588
Patent Number(s):
5759481
Assignee:
Saint-Gobain/Norton Industrial Ceramics Corp. (Worcester, MA)
Patent Classifications (CPCs):
C - CHEMISTRY C04 - CEMENTS C04B - LIME, MAGNESIA
DOE Contract Number:  
AC05-84OR21400
Resource Type:
Patent
Country of Publication:
United States
Language:
English
Subject:
silicon; nitride; tensile; strength; ceramic; comprising; 80; mean; 800; mpa; silicon nitride; tensile strength; /264/

Citation Formats

Pujari, Vimal K, Tracey, Dennis M, Foley, Michael R, Paille, Norman I, Pelletier, Paul J, Sales, Lenny C, Willkens, Craig A, and Yeckley, Russell L. Silicon nitride having a high tensile strength. United States: N. p., 1998. Web.
Pujari, Vimal K, Tracey, Dennis M, Foley, Michael R, Paille, Norman I, Pelletier, Paul J, Sales, Lenny C, Willkens, Craig A, & Yeckley, Russell L. Silicon nitride having a high tensile strength. United States.
Pujari, Vimal K, Tracey, Dennis M, Foley, Michael R, Paille, Norman I, Pelletier, Paul J, Sales, Lenny C, Willkens, Craig A, and Yeckley, Russell L. Tue . "Silicon nitride having a high tensile strength". United States. https://www.osti.gov/servlets/purl/871588.
@article{osti_871588,
title = {Silicon nitride having a high tensile strength},
author = {Pujari, Vimal K and Tracey, Dennis M and Foley, Michael R and Paille, Norman I and Pelletier, Paul J and Sales, Lenny C and Willkens, Craig A and Yeckley, Russell L},
abstractNote = {A ceramic body comprising at least about 80 w/o silicon nitride and having a mean tensile strength of at least about 800 MPa.},
doi = {},
journal = {},
number = ,
volume = ,
place = {United States},
year = {1998},
month = {6}
}

Works referenced in this record:

Microstructure and Properties of Self-Reinforced Silicon Nitride
journal, November 1993


Analysis of Fracture Strength of Si3N4 using Weibull's Multi-Modal Distribution
journal, January 1992


Development of Improved Processing and Evaluation of Silicon Nitride
conference, March 2015

  • Pujari, V. K.; Amin, K. E.; Tewari, P. H.
  • ASME 1991 International Gas Turbine and Aeroengine Congress and Exposition, Volume 5: Manufacturing Materials and Metallurgy; Ceramics; Structures and Dynamics; Controls, Diagnostics and Instrumentation; Education; IGTI Scholar Award; General
  • https://doi.org/10.1115/91-GT-317

Processing Methods for High Reliability Silicon Nitride Heat Engine Components
conference, February 2015

  • Pujari, Vimal K.; Tracey, Dennis M.
  • ASME 1993 International Gas Turbine and Aeroengine Congress and Exposition, Volume 3B: General
  • https://doi.org/10.1115/93-GT-319