| 申请日期 | 2025-08-15 | 申请号 | US10558108 |
| 公开（公告）号 | US7625546B2 | 公开（公告）日 | 2009-12-01 |
| 公开国别 | US | 申请人省市代码 | 全国 |
| 申请人 | Benjamin Delespierre; Cédric Froidefond; Thierry Le Mercier | ||
| 简介 | The invention relates to alkaline-earth or rare-earth metal aluminate precursor compounds, to their method of preparation and to their use in particular as phosphor precursors. These alkaline-earth or rare-earth metal aluminate precursor compounds are essentially crystallized in the form of a transition alumina and in the form of substantially spherical and chemically homogeneous particles including pores whose mean diameter is of at least 10 nm. | ||
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