Lightweight high performance ceramic material

Nunn, Stephen D

Lightweight high performance ceramic material

Patent · Tue Sep 02 00:00:00 EDT 2008

OSTI ID:984974

Nunn, Stephen D ^[1]

Knoxville, TN

A sintered ceramic composition includes at least 50 wt. % boron carbide and at least 0.01 wt. % of at least one element selected from the group consisting of Y, La, Ce, Pr, Nd, Sm, Eu, Gd, Tb, Dy Ho, Er, Tm, Yb, and Lu, the sintered ceramic composition being characterized by a density of at least 90% of theoretical density.

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

Sponsoring Organization:: USDOE

DOE Contract Number:: AC05-00OR22725

Assignee:: UT-Battelle, LLC (Oak Ridge, TN)

Patent Number(s):: 7,419,925

Application Number:: 11/466,491

OSTI ID:: 984974

Country of Publication:: United States

Language:: English

References (5)

Characterization of Boron Carbide Consolidated by the Plasma Pressure Compaction (P2C) Method in Air Klotz, Bradley; Cho, Kyu; Dowding, Robert J. 25th Annual Conference on Composites, Advanced Ceramics, Materials, and Structures: B: Ceramic Engineering and Science Proceedings, Volume 22, Issue 4 https://doi.org/10.1002/9780470294703.ch4	book	January 2001
Sintering of Boron and Boron Carbide Kalandadze, G. I.; Shalamberidze, S. O.; Peikrishvili, A. B. Journal of Solid State Chemistry, Vol. 154, Issue 1 https://doi.org/10.1006/jssc.2000.8835	journal	October 2000
Formation of Polycrystalline Boron Carbide B4C with Elevated Fracture Toughness Shul’zhenko, Alexander A.; Oleinik, Galina S.; Stratiichuk, D. A. Powder Metallurgy and Metal Ceramics, Vol. 44, Issue 1-2 https://doi.org/10.1007/s11106-005-0060-z	journal	January 2005
Sintering of boron carbide and boron carbide-silicon carbide two-phase materials and their properties Thévenot, F. Journal of Nuclear Materials, Vol. 152, Issue 2-3 https://doi.org/10.1016/0022-3115(88)90321-2	journal	May 1988
Pressureless sintering and related reaction phenomena of Al2O3-doped B4C Lee, Chae Hyun; Kim, Chong Hee Journal of Materials Science, Vol. 27, Issue 23 https://doi.org/10.1007/BF00576282	journal	January 1992

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Lightweight high performance ceramic material

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