Published March 31, 1989 | Version v1
Patent

Yttrium stabilized zirconium oxide preparation process and product obtained

Description

A fine powder of Y stabilized zirconium oxide, essentially in the quadratic form is obtained by mixing aqueous solutions of zirconium acetate and yttrium acetate, then the pH value is adjusted at least at 5, the solvent is eliminated and the solid residue is pyrolyzed

Availability note (English)

Available from Institut National de la Propriete Industrielle, Paris (France).

Abstract (French)

La preparation d'une poudre fine de zircone stabilisee a l'yttrium essentiellement sous la forme quadratique, comprend les etapes suivantes: a) on prepare un melange aqueux d'acetate de zirconyle et d'acetate d'yttrium, b) on amene le pH du melange a une valeur au moins egale a 5, c) on elimine le solvant du melange, d) on pyrolyse le residu solide obtenu

Additional details

Additional titles

Original title (French)
Procede de preparation de zircone stabilisee a l'yttrium et produit ainsi obtenu

Publishing Information

Imprint Pagination
13 p.
IPC:
Int. Cl. C01g25/02; C01f17/00; C04b35/48.
IPC
Int. Cl. C01g25/02; C01f17/00; C04b35/48.
Patent number
FR patent document 2621033/A/

INIS

Country of Publication
France
Country of Input or Organization
France
INIS RN
21039433
Subject category
S36: MATERIALS SCIENCE;
Resource subtype / Literary indicator
Non-conventional Literature
Descriptors DEI
SINTERING; STABILITY; ZIRCONIUM OXIDES
Descriptors DEC
CHALCOGENIDES; FABRICATION; OXIDES; OXYGEN COMPOUNDS; TRANSITION ELEMENT COMPOUNDS; ZIRCONIUM COMPOUNDS

Optional Information

Secondary number(s)
FR patent application 8713421.