The invention relates to a molten grain having the following chemical analysis, in wt %: ZrO2 + HfO2: 38.0 to 46.0%; Al2O3: the remainder up to 100%; SiO2: 0.20 to 0.60%; Y2O1: 0.45 to 0.70%; TiO2: 1.00 to 2.00%; other oxides: 2O3/SiO2 being 0.80 to 2.00, and the quadratic phase being 60 to 90% of the weight of the zirconia, the remainder being in monoclinic form.
申请公布号
WO2011015995(A3)
申请公布日期
2011.04.21
申请号
WO2010IB53528
申请日期
2010.08.04
申请人
SAINT-GOBAIN CENTRE DE RECHERCHES ET D'ETUDES EUROPEEN;MARLIN, SAMUEL;LANGOHR, DAVID;PETIGNY, SYLVAIN
