Prosthetic articles of zirconium oxide stabilized with yttrium o

Details Prosthetic articles of zirconium oxide stabilized with yttrium o Prosthetic articles of zirconium oxide stabilized with yttrium o

1998-06-18

2000-12-26

Prebilic, Paul B.

Compositions: ceramic

Ceramic compositions

Refractory

623 2356, 4332011, 501 94, C04B 3548, C04B 3549

Patent

active

061659258

ABSTRACT:
An yttrium-stabilized zirconium oxide in predominantly tetragonal form is of the composition ZrO2 92.1%-93.5%, Y2O3 4.5%-5.5%, HfO2 1.8%-2.2%, and impurities at most 0.2%, for the production of a sintered semi-finished article as a starting material for manufacture of a prosthesis.

REFERENCES:
patent: 5358645 (1994-10-01), Hong et al.
patent: 5556816 (1996-09-01), Kim et al.
patent: 5824089 (1998-10-01), Rieger
patent: 5868879 (1999-02-01), Amick

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